integrate process engine from project 'dti-process-engine'

62 files changed, 1226 insertions, 97 deletions

diff --git a/id/server/idserverlib/pom.xml b/id/server/idserverlib/pom.xml
index 0b3319111..70d3f9e01 100644
--- a/id/server/idserverlib/pom.xml
+++ b/id/server/idserverlib/pom.xml
@@ -15,7 +15,6 @@
 

 	<properties>

 		<repositoryPath>${basedir}/../../../repository</repositoryPath>

-		<com.datentechnik.process-engine.version>0.0.1-SNAPSHOT</com.datentechnik.process-engine.version>

 	</properties>

 

 	<repositories>

@@ -25,13 +24,19 @@
 			<url>https://build.shibboleth.net/nexus/content/groups/public/</url>

 		</repository>

 	</repositories>

-	

+

 	<dependencies>

-     <dependency>

-     	<groupId>eu.stork</groupId>

-      <artifactId>oasis-dss-api</artifactId>

-      <version>1.0.0-RELEASE</version>

-    </dependency>

+	<dependency>

+		<groupId>eu.stork</groupId>

+		<artifactId>oasis-dss-api</artifactId>

+		<version>1.0.0-RELEASE</version>

+		<exclusions>

+			<exclusion>

+				<groupId>org.apache.commons</groupId>

+				<artifactId>commons-io</artifactId>

+			</exclusion>

+		</exclusions>

+	</dependency>

     

     <dependency>

     		<groupId>MOA.id.server</groupId>

@@ -219,12 +224,7 @@
             <artifactId>jul-to-slf4j</artifactId>

             <version>1.7.6</version>

         </dependency> -->

-		

-		<dependency>

-			<groupId>junit</groupId>

-			<artifactId>junit</artifactId>

-			<scope>test</scope>

-		</dependency>

+

  		<dependency>

 			<groupId>commons-logging</groupId>

 			<artifactId>commons-logging</artifactId>

@@ -412,6 +412,52 @@
 			<scope>provided</scope>

 		</dependency>

 

+		<!-- testing -->

+			<dependency>

+				<groupId>junit</groupId>

+				<artifactId>junit</artifactId>

+				<scope>test</scope>

+			</dependency>

+

+			<!-- tools -->

+			<dependency>

+				<groupId>org.apache.commons</groupId>

+				<artifactId>commons-collections4</artifactId>

+			</dependency>

+			<dependency>

+				<groupId>commons-io</groupId>

+				<artifactId>commons-io</artifactId>

+			</dependency>

+

+			<!-- spring -->

+			<dependency>

+				<groupId>org.springframework</groupId>

+				<artifactId>spring-core</artifactId>

+				<exclusions>

+					<exclusion>

+						<groupId>commons-logging</groupId>

+						<artifactId>commons-logging</artifactId>

+					</exclusion>

+				</exclusions>

+			</dependency>

+			<dependency>

+				<groupId>org.springframework</groupId>

+				<artifactId>spring-expression</artifactId>

+			</dependency>

+			<dependency>

+				<groupId>org.springframework</groupId>

+				<artifactId>spring-context</artifactId>

+			</dependency>

+			<dependency>

+				<groupId>org.springframework</groupId>

+				<artifactId>spring-webmvc</artifactId>

+			</dependency>

+			<dependency>

+				<groupId>org.springframework</groupId>

+				<artifactId>spring-test</artifactId>

+				<scope>test</scope>

+			</dependency>

+

 	</dependencies>

 

 	<build>

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AuthServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AuthServlet.java
index 404dc68af..331a7653a 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AuthServlet.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AuthServlet.java
@@ -79,6 +79,7 @@ import at.gv.egovernment.moa.id.auth.exception.MOAIDException;
 import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;
 import at.gv.egovernment.moa.id.config.ConfigurationException;
 import at.gv.egovernment.moa.id.entrypoints.DispatcherServlet;
+import at.gv.egovernment.moa.id.process.ProcessEngine;
 import at.gv.egovernment.moa.id.storage.DBExceptionStoreImpl;
 import at.gv.egovernment.moa.id.storage.IExceptionStore;
 import at.gv.egovernment.moa.id.util.ServletUtils;
@@ -86,8 +87,6 @@ import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.util.MiscUtil;
 import at.gv.egovernment.moa.util.URLDecoder;
 
-import com.datentechnik.process_engine.ProcessEngine;
-
 /**
  * Base class for MOA-ID Auth Servlets, providing standard error handling and
  * constant names.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GenerateIFrameTemplateServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GenerateIFrameTemplateServlet.java
index 6e817e2a5..7f53a1a13 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GenerateIFrameTemplateServlet.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/GenerateIFrameTemplateServlet.java
@@ -42,15 +42,14 @@ import at.gv.egovernment.moa.id.commons.db.ex.MOADatabaseException;
 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;
 import at.gv.egovernment.moa.id.config.auth.OAAuthParameter;
 import at.gv.egovernment.moa.id.moduls.moduleregistration.ModuleRegistration;
+import at.gv.egovernment.moa.id.process.ExecutionContextImpl;
+import at.gv.egovernment.moa.id.process.ProcessInstance;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;
 import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.util.FileUtils;
 import at.gv.egovernment.moa.util.MiscUtil;
 
-import com.datentechnik.process_engine.ExecutionContextImpl;
-import com.datentechnik.process_engine.ProcessInstance;
-import com.datentechnik.process_engine.api.ExecutionContext;
-
 public class GenerateIFrameTemplateServlet extends AuthServlet {
 
 	private static final long serialVersionUID = 1L;
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/ProcessEngineSignalServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/ProcessEngineSignalServlet.java
index 849ccf5db..c172124d2 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/ProcessEngineSignalServlet.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/ProcessEngineSignalServlet.java
@@ -13,10 +13,9 @@ import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;
 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

 import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;

 import at.gv.egovernment.moa.id.commons.db.MOASessionDBUtils;

+import at.gv.egovernment.moa.id.process.ProcessInstance;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

 

-import com.datentechnik.process_engine.ProcessInstance;

-

 /**

  * Servlet that resumes a suspended process (in case of asynchronous tasks).

  * 

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/AbstractAuthServletTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/AbstractAuthServletTask.java
index 7351933c1..a5c30485d 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/AbstractAuthServletTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/AbstractAuthServletTask.java
@@ -1,6 +1,12 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_CACHE_CONTROL;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_EXPIRES;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_PRAGMA;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_VALUE_CACHE_CONTROL;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_VALUE_CACHE_CONTROL_IE;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_VALUE_EXPIRES;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.HEADER_VALUE_PRAGMA;

 

 import java.io.ByteArrayOutputStream;

 import java.io.IOException;

@@ -32,14 +38,13 @@ import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;
 import at.gv.egovernment.moa.id.auth.servlet.AuthServlet;

 import at.gv.egovernment.moa.id.config.ConfigurationException;

 import at.gv.egovernment.moa.id.entrypoints.DispatcherServlet;

+import at.gv.egovernment.moa.id.process.springweb.AbstractSpringWebSupportedTask;

 import at.gv.egovernment.moa.id.storage.DBExceptionStoreImpl;

 import at.gv.egovernment.moa.id.storage.IExceptionStore;

 import at.gv.egovernment.moa.id.util.ServletUtils;

 import at.gv.egovernment.moa.logging.Logger;

 import at.gv.egovernment.moa.util.MiscUtil;

 

-import com.datentechnik.process_engine.springweb.AbstractSpringWebSupportedTask;

-

 /**

  * Task based counterpart to {@link AuthServlet}, providing the same utility methods (error handling, parameter parsing

  * etc.).</p> The code has been taken from {@link AuthServlet}.

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CertificateReadRequestTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CertificateReadRequestTask.java
index da8a3d997..f62c49063 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CertificateReadRequestTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CertificateReadRequestTask.java
@@ -1,6 +1,7 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.REQ_VERIFY_CERTIFICATE;

 

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

@@ -9,6 +10,7 @@ import org.apache.commons.lang.StringEscapeUtils;
 import org.apache.commons.lang3.BooleanUtils;

 

 import at.gv.egovernment.moa.id.auth.AuthenticationServer;

+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;

 import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;

 import at.gv.egovernment.moa.id.auth.builder.InfoboxReadRequestBuilderCertificate;

 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

@@ -16,13 +18,12 @@ import at.gv.egovernment.moa.id.auth.exception.AuthenticationException;
 import at.gv.egovernment.moa.id.auth.exception.MOAIDException;

 import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;

 import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

 import at.gv.egovernment.moa.id.util.ServletUtils;

 import at.gv.egovernment.moa.logging.Logger;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Creates {@code InfoBoxReadRequest} in order to read the subject's certificates.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CreateIdentityLinkFormTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CreateIdentityLinkFormTask.java
index 70afd477d..435c77092 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CreateIdentityLinkFormTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/CreateIdentityLinkFormTask.java
@@ -1,6 +1,6 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

 

 import java.io.PrintWriter;

 

@@ -18,13 +18,12 @@ import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;
 import at.gv.egovernment.moa.id.auth.servlet.GenerateIFrameTemplateServlet;

 import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;

 import at.gv.egovernment.moa.id.commons.db.ex.MOADatabaseException;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.logging.Logger;

 import at.gv.egovernment.moa.util.MiscUtil;

 import at.gv.egovernment.moa.util.StringUtils;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Creates a http form including an embedded {@code InfoBoxReadRequest} for reading the identity link.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetForeignIDTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetForeignIDTask.java
index 602ad527b..2f361fa43 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetForeignIDTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetForeignIDTask.java
@@ -1,6 +1,8 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_XMLRESPONSE;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.REQ_VERIFY_AUTH_BLOCK;

 

 import java.io.ByteArrayInputStream;

 import java.io.IOException;

@@ -16,6 +18,7 @@ import org.apache.commons.lang.StringEscapeUtils;
 import org.w3c.dom.Element;

 

 import at.gv.egovernment.moa.id.auth.AuthenticationServer;

+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;

 import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;

 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

 import at.gv.egovernment.moa.id.auth.data.CreateXMLSignatureResponse;

@@ -28,6 +31,7 @@ import at.gv.egovernment.moa.id.auth.parser.IdentityLinkAssertionParser;
 import at.gv.egovernment.moa.id.client.SZRGWClientException;

 import at.gv.egovernment.moa.id.commons.db.ex.MOADatabaseException;

 import at.gv.egovernment.moa.id.moduls.ModulUtils;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.protocols.pvp2x.PVPConstants;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

@@ -35,8 +39,6 @@ import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.util.DOMUtils;

 import at.gv.util.xsd.srzgw.CreateIdentityLinkResponse;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Evaluates the {@code CreateXMLSignatureResponse}, extracts signature and certificate and asks the SZR Gateway for an identity link.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetMISSessionIDTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetMISSessionIDTask.java
index 40e33ae43..0bc01191b 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetMISSessionIDTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/GetMISSessionIDTask.java
@@ -1,6 +1,7 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.GET_MIS_SESSIONID;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

 import iaik.pki.PKIException;

 

 import java.security.GeneralSecurityException;

@@ -15,6 +16,7 @@ import org.apache.commons.lang.StringEscapeUtils;
 import org.xml.sax.SAXException;

 

 import at.gv.egovernment.moa.id.auth.AuthenticationServer;

+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;

 import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;

 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

 import at.gv.egovernment.moa.id.auth.exception.AuthenticationException;

@@ -24,6 +26,7 @@ import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;
 import at.gv.egovernment.moa.id.config.ConnectionParameter;

 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;

 import at.gv.egovernment.moa.id.moduls.ModulUtils;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.protocols.pvp2x.PVPConstants;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

@@ -33,8 +36,6 @@ import at.gv.egovernment.moa.id.util.client.mis.simple.MISSimpleClient;
 import at.gv.egovernment.moa.logging.Logger;

 import at.gv.egovernment.moa.util.DOMUtils;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Retrieves a mandate from the online mandate issuing service.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/PrepareAuthBlockSignatureTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/PrepareAuthBlockSignatureTask.java
index 30777198c..fec5531ae 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/PrepareAuthBlockSignatureTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/PrepareAuthBlockSignatureTask.java
@@ -1,6 +1,6 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

 

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

@@ -8,19 +8,19 @@ import javax.servlet.http.HttpServletResponse;
 import org.apache.commons.lang.StringEscapeUtils;

 

 import at.gv.egovernment.moa.id.auth.AuthenticationServer;

+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;

 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

 import at.gv.egovernment.moa.id.auth.exception.MOAIDException;

 import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;

 import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;

 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;

 import at.gv.egovernment.moa.id.config.auth.OAAuthParameter;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

 import at.gv.egovernment.moa.id.util.ServletUtils;

 import at.gv.egovernment.moa.logging.Logger;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Creates {@code CreateXMLSignatureRequest} for auth block signature.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyAuthenticationBlockTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyAuthenticationBlockTask.java
index 2bc0bb8ad..287965097 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyAuthenticationBlockTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyAuthenticationBlockTask.java
@@ -1,5 +1,8 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.GET_MIS_SESSIONID;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_XMLRESPONSE;

 import iaik.pki.PKIException;

 

 import java.io.IOException;

@@ -17,6 +20,7 @@ import org.apache.commons.lang.StringEscapeUtils;
 import org.w3c.dom.Element;

 

 import at.gv.egovernment.moa.id.auth.AuthenticationServer;

+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;

 import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;

 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

 import at.gv.egovernment.moa.id.auth.exception.AuthenticationException;

@@ -29,6 +33,7 @@ import at.gv.egovernment.moa.id.config.ConnectionParameter;
 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProvider;

 import at.gv.egovernment.moa.id.config.auth.OAAuthParameter;

 import at.gv.egovernment.moa.id.moduls.ModulUtils;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

 import at.gv.egovernment.moa.id.util.SSLUtils;

@@ -37,9 +42,6 @@ import at.gv.egovernment.moa.id.util.client.mis.simple.MISSimpleClient;
 import at.gv.egovernment.moa.logging.Logger;

 import at.gv.egovernment.moa.util.DOMUtils;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

-

 /**

  * Verifies the signed authentication block (provided as {@code CreateXMLSignatureResponse}).<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyCertificateTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyCertificateTask.java
index ddea4c414..bf4292c15 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyCertificateTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyCertificateTask.java
@@ -1,6 +1,7 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.REQ_GET_FOREIGN_ID;

 import iaik.x509.X509Certificate;

 

 import java.io.IOException;

@@ -13,6 +14,7 @@ import org.apache.commons.fileupload.FileUploadException;
 import org.apache.commons.lang.StringEscapeUtils;

 

 import at.gv.egovernment.moa.id.auth.AuthenticationServer;

+import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;

 import at.gv.egovernment.moa.id.auth.builder.DataURLBuilder;

 import at.gv.egovernment.moa.id.auth.data.AuthenticationSession;

 import at.gv.egovernment.moa.id.auth.exception.AuthenticationException;

@@ -20,14 +22,13 @@ import at.gv.egovernment.moa.id.auth.exception.MOAIDException;
 import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;

 import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;

 import at.gv.egovernment.moa.id.commons.db.ex.MOADatabaseException;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

 import at.gv.egovernment.moa.id.util.ServletUtils;

 import at.gv.egovernment.moa.logging.Logger;

 import at.gv.egovernment.moa.spss.util.CertificateUtils;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Parses the certificate from {@code InfoBoxReadResponse} (via POST parameter {@link MOAIDAuthConstants#PARAM_XMLRESPONSE}), creates the auth block to be signed and returns a {@code CreateXMLSignatureRequest} for auth block signature.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyIdentityLinkTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyIdentityLinkTask.java
index 5b21cd29c..d70b89d71 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyIdentityLinkTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/tasks/VerifyIdentityLinkTask.java
@@ -1,6 +1,6 @@
 package at.gv.egovernment.moa.id.auth.tasks;

 

-import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.*;

+import static at.gv.egovernment.moa.id.auth.MOAIDAuthConstants.PARAM_SESSIONID;

 

 import java.io.IOException;

 import java.util.Map;

@@ -17,12 +17,11 @@ import at.gv.egovernment.moa.id.auth.exception.MOAIDException;
 import at.gv.egovernment.moa.id.auth.exception.ParseException;

 import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;

 import at.gv.egovernment.moa.id.commons.db.ConfigurationDBUtils;

+import at.gv.egovernment.moa.id.process.api.ExecutionContext;

 import at.gv.egovernment.moa.id.storage.AuthenticationSessionStoreage;

 import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

 import at.gv.egovernment.moa.logging.Logger;

 

-import com.datentechnik.process_engine.api.ExecutionContext;

-

 /**

  * Verifies the identity link.<p/>

  * In detail:

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java
index 1a0c11aa1..ffb5e3d65 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java
@@ -77,6 +77,11 @@ import at.gv.egovernment.moa.id.config.auth.OAAuthParameter;
 import at.gv.egovernment.moa.id.data.SLOInformationContainer;
 import at.gv.egovernment.moa.id.data.SLOInformationImpl;
 import at.gv.egovernment.moa.id.moduls.moduleregistration.ModuleRegistration;
+import at.gv.egovernment.moa.id.process.ExecutionContextImpl;
+import at.gv.egovernment.moa.id.process.ProcessEngine;
+import at.gv.egovernment.moa.id.process.ProcessExecutionException;
+import at.gv.egovernment.moa.id.process.ProcessInstance;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
 import at.gv.egovernment.moa.id.protocols.pvp2x.PVPTargetConfiguration;
 import at.gv.egovernment.moa.id.protocols.pvp2x.binding.IEncoder;
 import at.gv.egovernment.moa.id.protocols.pvp2x.binding.PostBinding;
@@ -95,12 +100,6 @@ import at.gv.egovernment.moa.id.util.Random;
 import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.util.MiscUtil;
 
-import com.datentechnik.process_engine.ExecutionContextImpl;
-import com.datentechnik.process_engine.ProcessEngine;
-import com.datentechnik.process_engine.ProcessExecutionException;
-import com.datentechnik.process_engine.ProcessInstance;
-import com.datentechnik.process_engine.api.ExecutionContext;
-
 public class AuthenticationManager implements MOAIDAuthConstants {
 
 	private static final AuthenticationManager INSTANCE = new AuthenticationManager();
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModule.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModule.java
index 35273cd2b..6c9981feb 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModule.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModule.java
@@ -1,7 +1,7 @@
 package at.gv.egovernment.moa.id.moduls.moduleregistration;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
-import com.datentechnik.process_engine.model.ProcessDefinition;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.model.ProcessDefinition;
 
 /**
  * Defines the module capabilities.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModuleImpl.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModuleImpl.java
index cbe5c5932..68835f208 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModuleImpl.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/AuthModuleImpl.java
@@ -1,6 +1,6 @@
 package at.gv.egovernment.moa.id.moduls.moduleregistration;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
 
 public class AuthModuleImpl implements AuthModule {
 
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/ModuleRegistration.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/ModuleRegistration.java
index b90e0d94f..5faae2897 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/ModuleRegistration.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/moduleregistration/ModuleRegistration.java
@@ -19,9 +19,9 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
 import org.springframework.core.io.Resource;
 
-import com.datentechnik.process_engine.ProcessDefinitionParserException;
-import com.datentechnik.process_engine.ProcessEngine;
-import com.datentechnik.process_engine.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParserException;
+import at.gv.egovernment.moa.id.process.ProcessEngine;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
 
 /**
  * This class handles registering modules. The modules are detected either with
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExecutionContextImpl.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExecutionContextImpl.java
index 87ee57a24..080990f71 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExecutionContextImpl.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExecutionContextImpl.java
@@ -6,7 +6,7 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
 
 /**
  * ExecutionContext implementation, related to a certain process instance.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExpressionEvaluationContextImpl.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExpressionEvaluationContextImpl.java
index acc10449f..f0d1c861d 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExpressionEvaluationContextImpl.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ExpressionEvaluationContextImpl.java
@@ -6,8 +6,8 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
-import com.datentechnik.process_engine.api.ExpressionEvaluationContext;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluationContext;
 
 /**
  * Context implementation used for expression evaluation only.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessDefinitionParser.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessDefinitionParser.java
index b38bb7aa0..6b245f013 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessDefinitionParser.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessDefinitionParser.java
@@ -27,12 +27,12 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.xml.sax.SAXException;
 
-import com.datentechnik.process_engine.model.EndEvent;
-import com.datentechnik.process_engine.model.ProcessDefinition;
-import com.datentechnik.process_engine.model.ProcessNode;
-import com.datentechnik.process_engine.model.StartEvent;
-import com.datentechnik.process_engine.model.TaskInfo;
-import com.datentechnik.process_engine.model.Transition;
+import at.gv.egovernment.moa.id.process.model.EndEvent;
+import at.gv.egovernment.moa.id.process.model.ProcessDefinition;
+import at.gv.egovernment.moa.id.process.model.ProcessNode;
+import at.gv.egovernment.moa.id.process.model.StartEvent;
+import at.gv.egovernment.moa.id.process.model.TaskInfo;
+import at.gv.egovernment.moa.id.process.model.Transition;
 
 /**
  * Parses an XML representation of a process definition as defined by the respective XML schema.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngine.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngine.java
index b4135ee41..2d9dcff8e 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngine.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngine.java
@@ -4,8 +4,8 @@ package at.gv.egovernment.moa.id.process;
 import java.io.InputStream;
 import java.io.Serializable;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
-import com.datentechnik.process_engine.model.ProcessDefinition;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.model.ProcessDefinition;
 
 /**
  * Process engine providing means for starting and resuming processes.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngineImpl.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngineImpl.java
index 8f9d73b3d..3ba8fb9ed 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngineImpl.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessEngineImpl.java
@@ -16,16 +16,16 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.MDC;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
-import com.datentechnik.process_engine.api.ExpressionEvaluationContext;
-import com.datentechnik.process_engine.api.ExpressionEvaluator;
-import com.datentechnik.process_engine.api.Task;
-import com.datentechnik.process_engine.model.EndEvent;
-import com.datentechnik.process_engine.model.ProcessDefinition;
-import com.datentechnik.process_engine.model.ProcessNode;
-import com.datentechnik.process_engine.model.StartEvent;
-import com.datentechnik.process_engine.model.TaskInfo;
-import com.datentechnik.process_engine.model.Transition;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluationContext;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluator;
+import at.gv.egovernment.moa.id.process.api.Task;
+import at.gv.egovernment.moa.id.process.model.EndEvent;
+import at.gv.egovernment.moa.id.process.model.ProcessDefinition;
+import at.gv.egovernment.moa.id.process.model.ProcessNode;
+import at.gv.egovernment.moa.id.process.model.StartEvent;
+import at.gv.egovernment.moa.id.process.model.TaskInfo;
+import at.gv.egovernment.moa.id.process.model.Transition;
 
 /**
  * Process engine implementation allowing starting and continuing processes as well as providing means for cleanup actions.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessInstance.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessInstance.java
index 0899426ca..ef69451eb 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessInstance.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/ProcessInstance.java
@@ -6,9 +6,9 @@ import java.util.Date;
 import org.apache.commons.lang3.RandomStringUtils;
 import org.apache.commons.lang3.time.DurationFormatUtils;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
-import com.datentechnik.process_engine.model.ProcessDefinition;
-import com.datentechnik.process_engine.support.SecureRandomHolder;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.model.ProcessDefinition;
+import at.gv.egovernment.moa.id.process.support.SecureRandomHolder;
 
 /**
  * Represents a process being executed. The process instance provides information about the process and its state.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/api/ExpressionEvaluationContext.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/api/ExpressionEvaluationContext.java
index bb3b267cf..94854dcad 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/api/ExpressionEvaluationContext.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/api/ExpressionEvaluationContext.java
@@ -3,7 +3,7 @@ package at.gv.egovernment.moa.id.process.api;
 import java.io.Serializable;
 import java.util.Map;
 
-import com.datentechnik.process_engine.model.Transition;
+import at.gv.egovernment.moa.id.process.model.Transition;
 
 /**
  * Context used for evaluation of condition expressions set for {@linkplain Transition Transitions}.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/dao/ProcessInstanceStore.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/dao/ProcessInstanceStore.java
new file mode 100644
index 000000000..5270e036a
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/dao/ProcessInstanceStore.java
@@ -0,0 +1,48 @@
+package at.gv.egovernment.moa.id.process.dao;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Lob;
+import javax.persistence.Table;
+
+@Entity
+@Table(name = "process_instance")
+public class ProcessInstanceStore {
+
+	@Column(name = "id", unique = true, nullable = false)
+	@Id
+	private String id;
+
+	@Column(name = "processDefinitionID", unique = true, nullable = false)
+	private String processDefinitionID;
+
+	@Column(name = "executionContextData", nullable = false)
+	@Lob
+	private byte[] executionContextData;
+
+	public String getId() {
+		return id;
+	}
+
+	public String getProcessDefinitionID() {
+		return processDefinitionID;
+	}
+
+	public byte[] getExecutionContextData() {
+		return executionContextData;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public void setProcessDefinitionID(String processDefinitionID) {
+		this.processDefinitionID = processDefinitionID;
+	}
+
+	public void setExecutionContextData(byte[] executionContextData) {
+		this.executionContextData = executionContextData;
+	}
+
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessDefinition.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessDefinition.java
index 19e78b0e6..518409ecf 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessDefinition.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessDefinition.java
@@ -4,7 +4,7 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Objects;
 
-import com.datentechnik.process_engine.ProcessDefinitionParser;
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParser;
 
 /**
  * Represents a single process definition containing
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessNode.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessNode.java
index a94d33943..42f2e3cc2 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessNode.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/ProcessNode.java
@@ -3,7 +3,7 @@ package at.gv.egovernment.moa.id.process.model;
 import java.util.ArrayList;
 import java.util.List;
 
-import com.datentechnik.process_engine.ProcessDefinitionParser;
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParser;
 
 /**
  * Represents a {@link StartEvent}, an {@link EndEvent} or a {@linkplain TaskInfo Task}.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/TaskInfo.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/TaskInfo.java
index b7f13a880..78a9d6a0a 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/TaskInfo.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/TaskInfo.java
@@ -4,7 +4,7 @@ import java.io.Serializable;
 
 import org.apache.commons.collections4.CollectionUtils;
 
-import com.datentechnik.process_engine.api.Task;
+import at.gv.egovernment.moa.id.process.api.Task;
 
 /**
  * Represents information about a single task to be performed upon process execution.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/Transition.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/Transition.java
index 9d9c44c8c..bc3005534 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/Transition.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/model/Transition.java
@@ -2,7 +2,7 @@ package at.gv.egovernment.moa.id.process.model;
 
 import java.io.Serializable;
 
-import com.datentechnik.process_engine.ProcessDefinitionParser;
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParser;
 
 /**
  * Represents a single transition from a {@link StartEvent} or {@linkplain TaskInfo Task} to another
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/spring/SpringExpressionEvaluator.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/spring/SpringExpressionEvaluator.java
index 1c91cf780..5b30c7172 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/spring/SpringExpressionEvaluator.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/spring/SpringExpressionEvaluator.java
@@ -15,9 +15,9 @@ import org.springframework.expression.ExpressionParser;
 import org.springframework.expression.spel.standard.SpelExpressionParser;
 import org.springframework.expression.spel.support.StandardEvaluationContext;
 
-import com.datentechnik.process_engine.api.ExpressionEvaluationContext;
-import com.datentechnik.process_engine.api.ExpressionEvaluator;
-import com.datentechnik.process_engine.model.Transition;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluationContext;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluator;
+import at.gv.egovernment.moa.id.process.model.Transition;
 
 /**
  * Expression evaluator for processing {@link Transition} conditions allowing to reference Spring beans from the
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractAuthSourceServlet.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractAuthSourceServlet.java
index 4b5af854e..738b58834 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractAuthSourceServlet.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractAuthSourceServlet.java
@@ -10,9 +10,9 @@ import org.springframework.beans.factory.NoUniqueBeanDefinitionException;
 import org.springframework.web.context.WebApplicationContext;
 import org.springframework.web.context.support.WebApplicationContextUtils;
 
-import com.datentechnik.process_engine.ProcessEngine;
-import com.datentechnik.process_engine.ProcessInstance;
-import com.datentechnik.process_engine.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.ProcessEngine;
+import at.gv.egovernment.moa.id.process.ProcessInstance;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
 
 /**
  * Abstract HttpServlet that provides means for retrieving the process engine (Spring Web required) as well as
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractSpringWebSupportedTask.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractSpringWebSupportedTask.java
index 1f7fb7690..c9262cea9 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractSpringWebSupportedTask.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/AbstractSpringWebSupportedTask.java
@@ -8,8 +8,8 @@ import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
 import org.springframework.web.filter.RequestContextFilter;
 
-import com.datentechnik.process_engine.api.ExecutionContext;
-import com.datentechnik.process_engine.api.Task;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
 
 /**
  * Abstract task implementation providing {@link HttpServletRequest} and {@link HttpServletResponse}.
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/SpringWebExpressionEvaluator.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/SpringWebExpressionEvaluator.java
new file mode 100644
index 000000000..9dd7bc61e
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/process/springweb/SpringWebExpressionEvaluator.java
@@ -0,0 +1,137 @@
+package at.gv.egovernment.moa.id.process.springweb;
+
+import java.io.Serializable;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Objects;
+
+import javax.annotation.PostConstruct;
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.commons.lang3.ArrayUtils;
+import org.apache.commons.lang3.BooleanUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.expression.BeanFactoryResolver;
+import org.springframework.expression.Expression;
+import org.springframework.expression.ExpressionParser;
+import org.springframework.expression.spel.standard.SpelExpressionParser;
+import org.springframework.expression.spel.support.StandardEvaluationContext;
+
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluationContext;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluator;
+import at.gv.egovernment.moa.id.process.model.Transition;
+
+/**
+ * Expression evaluator for processing {@link Transition} conditions allowing to
+ * <ul>
+ * <li>reference Spring beans from the application context using {@code @myBeanName...},</li>
+ * <li>{@link ExecutionContext} properties using {@code ctx['property']},</li>
+ * <li>Multi valued {@link HttpServletRequest} parameters using {@code requestParameters['foo']} (keep in mind that this
+ * expression returns an array of String values) and</li>
+ * <li>Single valued {@link HttpServletRequest} parameters using {@code requestParameter['foo']}</li>
+ * </ul>
+ * 
+ * @author tknall
+ * 
+ */
+public class SpringWebExpressionEvaluator implements ExpressionEvaluator {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+	private ExpressionParser parser = new SpelExpressionParser();
+	private StandardEvaluationContext evaluationContext = new StandardEvaluationContext();
+
+	@Autowired(required = false)
+	private ApplicationContext ctx;
+
+	@Autowired(required = false)
+	private HttpServletRequest request;
+
+	@PostConstruct
+	private void init() {
+		if (ctx != null) {
+			evaluationContext.setBeanResolver(new BeanFactoryResolver(ctx));
+		}
+	}
+
+	/**
+	 * Evaluation context that provides access to {@link HttpServletRequest} parameters using
+	 * {@code requestParameter['foo']} for single value parameters or {@code requestParameters['foo']} for multi value
+	 * parameters. Basic calls to {@code ctx} will be delegated.
+	 * 
+	 * @author tknall
+	 * 
+	 */
+	private class SpringWebExpressionEvaluationContext implements ExpressionEvaluationContext {
+
+		private static final long serialVersionUID = 1L;
+
+		/**
+		 * Creates a new expression evaluation context, providing access to HttpServletRequest parameter(s).
+		 * 
+		 * @param delegate
+		 *            The original {@link ExpressionEvaluationContext} to be delegated to for {@code ctx['foo']}
+		 *            expressions.
+		 */
+		public SpringWebExpressionEvaluationContext(ExpressionEvaluationContext delegate) {
+			this.delegate = delegate;
+		}
+
+		private ExpressionEvaluationContext delegate;
+
+		@Override
+		public Map<String, Serializable> getCtx() {
+			return delegate.getCtx();
+		}
+
+		@SuppressWarnings("unused")
+		public Map<String, String> getRequestParameter() {
+			if (request != null) {
+				Map<String, String> singleValueMap = new HashMap<String, String>();
+				Iterator<Entry<String, String[]>> it = request.getParameterMap().entrySet().iterator();
+				while (it.hasNext()) {
+					Entry<String, String[]> entry = it.next();
+					if (ArrayUtils.isNotEmpty(entry.getValue())) {
+						singleValueMap.put(entry.getKey(), entry.getValue()[0]);
+					}
+				}
+				return singleValueMap;
+			} else {
+				return Collections.<String, String> emptyMap();
+			}
+		}
+
+		@SuppressWarnings("unused")
+		public Map<String, String[]> getRequestParameters() {
+			if (request != null) {
+				return request.getParameterMap();
+			} else {
+				return Collections.<String, String[]> emptyMap();
+			}
+		}
+
+	}
+
+	@Override
+	public boolean evaluate(ExpressionEvaluationContext expressionContext, String expression) {
+		Objects.requireNonNull(expression, "Expression must not be null.");
+		log.trace("Evaluating '{}'.", expression);
+
+		Expression expr = parser.parseExpression(expression);
+		Boolean result = expr.getValue(evaluationContext, new SpringWebExpressionEvaluationContext(expressionContext),
+				Boolean.class);
+		if (result == null) {
+			log.warn("Evaluation of '{}' results in null-value.", expression);
+		} else {
+			log.debug("Expression '{}' -> {}", expression, result);
+		}
+
+		return BooleanUtils.isTrue(result);
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/BooleanStringExpressionEvaluator.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/BooleanStringExpressionEvaluator.java
new file mode 100644
index 000000000..c51f5fe66
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/BooleanStringExpressionEvaluator.java
@@ -0,0 +1,24 @@
+package at.gv.egovernment.moa.id.process.process_engine.test;
+
+import java.util.Objects;
+
+import org.apache.commons.lang3.BooleanUtils;
+
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluationContext;
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluator;
+
+/**
+ * Expression evaluator that guesses the boolean value from a String. Refer to {@link BooleanUtils#toBoolean(String)}
+ * for further information.
+ * 
+ * @author tknall
+ * 
+ */
+public class BooleanStringExpressionEvaluator implements ExpressionEvaluator {
+
+	@Override
+	public boolean evaluate(ExpressionEvaluationContext expressionContext, String expression) {
+		return BooleanUtils.toBoolean(Objects.requireNonNull(expression, "Expression must not be null."));
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/HalloWeltTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/HalloWeltTask.java
new file mode 100644
index 000000000..1a8de811b
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/HalloWeltTask.java
@@ -0,0 +1,19 @@
+package at.gv.egovernment.moa.id.process.process_engine.test;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * Simple task that just outputs a "Hallo World" text to the console.
+ * 
+ * @author tknall
+ * 
+ */
+public class HalloWeltTask implements Task {
+
+	@Override
+	public void execute(ExecutionContext executionContext) {
+		System.out.println("Hallo Welt");
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/HelloWorldTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/HelloWorldTask.java
new file mode 100644
index 000000000..6ce3091dd
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/HelloWorldTask.java
@@ -0,0 +1,19 @@
+package at.gv.egovernment.moa.id.process.process_engine.test;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * Simple task that just outputs a "Hello World" text to the console.
+ * 
+ * @author tknall
+ * 
+ */
+public class HelloWorldTask implements Task {
+
+	@Override
+	public void execute(ExecutionContext executionContext) {
+		System.out.println("Hello World");
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/ProcessDefinitionParserTest.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/ProcessDefinitionParserTest.java
new file mode 100644
index 000000000..e20f4bfe8
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/ProcessDefinitionParserTest.java
@@ -0,0 +1,137 @@
+package at.gv.egovernment.moa.id.process.process_engine.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.junit.Test;
+
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParser;
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParserException;
+import at.gv.egovernment.moa.id.process.model.EndEvent;
+import at.gv.egovernment.moa.id.process.model.ProcessDefinition;
+import at.gv.egovernment.moa.id.process.model.ProcessNode;
+import at.gv.egovernment.moa.id.process.model.StartEvent;
+import at.gv.egovernment.moa.id.process.model.TaskInfo;
+import at.gv.egovernment.moa.id.process.model.Transition;
+
+public class ProcessDefinitionParserTest {
+	
+	@Test(expected = ProcessDefinitionParserException.class)
+	public void testParseInvalidProcessDefinition_MultipleStartEvents() throws IOException, ProcessDefinitionParserException {
+		try (InputStream in = getClass().getResourceAsStream("InvalidProcessDefinition_MultipleStartEvents.xml")) {
+			new ProcessDefinitionParser().parse(in);
+		}
+	}
+	
+	@Test(expected = ProcessDefinitionParserException.class)
+	public void testParseInvalidProcessDefinition_TransitionLoop() throws IOException, ProcessDefinitionParserException {
+		try (InputStream in = getClass().getResourceAsStream("InvalidProcessDefinition_TransitionLoop.xml")) {
+			new ProcessDefinitionParser().parse(in);
+		}
+	}
+	
+	@Test(expected = ProcessDefinitionParserException.class)
+	public void testParseInvalidProcessDefinition_TransitionStartsFromEndEvent() throws IOException, ProcessDefinitionParserException {
+		try (InputStream in = getClass().getResourceAsStream("InvalidProcessDefinition_TransitionStartsFromEndEvent.xml")) {
+			new ProcessDefinitionParser().parse(in);
+		}
+	}
+	
+	@Test(expected = ProcessDefinitionParserException.class)
+	public void testParseInvalidProcessDefinition_TransitionRefsTransition() throws IOException, ProcessDefinitionParserException {
+		try (InputStream in = getClass().getResourceAsStream("InvalidProcessDefinition_TransitionRefsTransition.xml")) {
+			new ProcessDefinitionParser().parse(in);
+		}
+	}
+	
+	@Test(expected = ProcessDefinitionParserException.class)
+	public void testParseInvalidProcessDefinition_NoStartEvents() throws IOException, ProcessDefinitionParserException {
+		try (InputStream in = getClass().getResourceAsStream("InvalidProcessDefinition_NoStartEvents.xml")) {
+			new ProcessDefinitionParser().parse(in);
+		}
+	}
+	
+	@Test
+	public void testParseSampleProcessDefinition() throws IOException, ProcessDefinitionParserException {
+		try (InputStream in = getClass().getResourceAsStream("SampleProcessDefinition1.xml")) {
+			
+			ProcessDefinitionParser parser = new ProcessDefinitionParser();
+			ProcessDefinition pd = parser.parse(in);
+			
+			assertNotNull(pd);
+			assertEquals("SampleProcess1", pd.getId());
+			
+			// first assert tasks then transitions
+			// start event
+			StartEvent startEvent = pd.getStartEvent();
+			assertNotNull(startEvent);
+			assertEquals("start", startEvent.getId());
+			assertEquals(startEvent, pd.getProcessNode("start"));
+			// task1
+			ProcessNode processNode = pd.getProcessNode("task1");
+			assertNotNull(processNode);
+			assertTrue(processNode instanceof TaskInfo);
+			TaskInfo task1 = (TaskInfo) processNode;
+			assertEquals("task1", task1.getId());
+			assertFalse(task1.isAsync());
+			// task2 
+			processNode = pd.getProcessNode("task2");
+			assertNotNull(processNode);
+			assertTrue(processNode instanceof TaskInfo);
+			TaskInfo task2 = (TaskInfo) processNode;
+			assertEquals("task2", task2.getId());
+			assertTrue(task2.isAsync());
+			// end event
+			processNode = pd.getProcessNode("end");
+			assertNotNull(processNode);
+			assertTrue(processNode instanceof EndEvent);
+			EndEvent endEvent = (EndEvent) processNode;
+			assertEquals("end", endEvent.getId());
+			
+			// assert transitions
+			// start event
+			assertNotNull(startEvent.getIncomingTransitions());
+			assertTrue(startEvent.getIncomingTransitions().isEmpty());
+			assertNotNull(startEvent.getOutgoingTransitions());
+			assertEquals(1, startEvent.getOutgoingTransitions().size());
+			// transition from start to task1
+			Transition startToTask1 = startEvent.getOutgoingTransitions().get(0);
+			assertEquals("fromStart", startToTask1.getId());
+			assertEquals(startEvent, startToTask1.getFrom());
+			assertEquals(task1, startToTask1.getTo());
+			assertEquals("true", startToTask1.getConditionExpression());
+			// task1
+			assertNotNull(task1.getIncomingTransitions());
+			assertEquals(1, task1.getIncomingTransitions().size());
+			assertEquals(startToTask1, task1.getIncomingTransitions().get(0));
+			assertNotNull(task1.getOutgoingTransitions());
+			assertEquals(1, task1.getOutgoingTransitions().size());
+			// transition from task1 to task2
+			Transition task1ToTask2 = task1.getOutgoingTransitions().get(0);
+			assertNull(task1ToTask2.getId());
+			assertEquals(task1, task1ToTask2.getFrom());
+			assertEquals(task2, task1ToTask2.getTo());
+			assertNull(task1ToTask2.getConditionExpression());
+			// task2
+			assertNotNull(task2.getIncomingTransitions());
+			assertEquals(1, task2.getIncomingTransitions().size());
+			assertEquals(task1ToTask2, task2.getIncomingTransitions().get(0));
+			assertNotNull(task2.getOutgoingTransitions());
+			assertEquals(1, task2.getOutgoingTransitions().size());
+			// transition from task2 to end
+			Transition task2ToEnd = task2.getOutgoingTransitions().get(0);
+			assertNull(task2ToEnd.getId());
+			assertEquals(task2, task2ToEnd.getFrom());
+			assertEquals(endEvent, task2ToEnd.getTo());
+			assertNull(task2ToEnd.getConditionExpression());
+			
+		}
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/ProcessEngineTest.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/ProcessEngineTest.java
new file mode 100644
index 000000000..04a7a659d
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/process_engine/test/ProcessEngineTest.java
@@ -0,0 +1,67 @@
+package at.gv.egovernment.moa.id.process.process_engine.test;
+
+import static at.gv.egovernment.moa.id.process.ProcessInstanceState.ENDED;
+import static at.gv.egovernment.moa.id.process.ProcessInstanceState.NOT_STARTED;
+import static at.gv.egovernment.moa.id.process.ProcessInstanceState.SUSPENDED;
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParser;
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParserException;
+import at.gv.egovernment.moa.id.process.ProcessEngine;
+import at.gv.egovernment.moa.id.process.ProcessEngineImpl;
+import at.gv.egovernment.moa.id.process.ProcessExecutionException;
+import at.gv.egovernment.moa.id.process.ProcessInstance;
+
+public class ProcessEngineTest {
+	
+	private static ProcessEngine pe;
+	
+	@BeforeClass
+	public static void init() throws IOException, ProcessDefinitionParserException {
+		ProcessDefinitionParser pdp = new ProcessDefinitionParser();
+		pe = new ProcessEngineImpl();
+		((ProcessEngineImpl) pe).setTransitionConditionExpressionEvaluator(new BooleanStringExpressionEvaluator());
+		try (InputStream in = ProcessEngineTest.class.getResourceAsStream("SampleProcessDefinition1.xml")) {
+			((ProcessEngineImpl) pe).registerProcessDefinition(pdp.parse(in));
+		}
+		try (InputStream in = ProcessEngineTest.class.getResourceAsStream("SampleProcessDefinition2.xml")) {
+			((ProcessEngineImpl) pe).registerProcessDefinition(pdp.parse(in));
+		}
+	}
+	
+	@Test
+	public void testSampleProcess1() throws IOException, ProcessDefinitionParserException, ProcessExecutionException {
+		ProcessInstance pi = pe.createProcessInstance("SampleProcess1");
+		assertEquals(NOT_STARTED, pi.getState());
+		// start process
+		pe.start(pi);
+		assertEquals(SUSPENDED, pi.getState());
+		System.out.println("Do something asynchronously");
+		pe.signal(pi);
+		assertEquals(ENDED, pi.getState());
+	}
+	
+	@Test
+	public void testSampleProcess2() throws IOException, ProcessDefinitionParserException, ProcessExecutionException {
+		ProcessInstance pi = pe.createProcessInstance("SampleProcess2");
+		assertEquals(NOT_STARTED, pi.getState());
+		// start process
+		pe.start(pi);
+		assertEquals(SUSPENDED, pi.getState());
+		System.out.println("Do something asynchronously");
+		pe.signal(pi);
+		assertEquals(ENDED, pi.getState());
+	}
+	
+	@Test(expected = IllegalArgumentException.class)
+	public void testProcessInstanceDoesNotExist() {
+		pe.getProcessInstance("does not exist");
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/ExpressionContextAdapter.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/ExpressionContextAdapter.java
new file mode 100644
index 000000000..c26236619
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/ExpressionContextAdapter.java
@@ -0,0 +1,52 @@
+package at.gv.egovernment.moa.id.process.spring.test;
+
+
+import java.io.Serializable;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluationContext;
+
+/**
+ * Adapter class for {@link ExpressionEvaluationContext}. Intended to be used for testing purposes.
+ * 
+ * @author tknall
+ * 
+ */
+public class ExpressionContextAdapter implements ExpressionEvaluationContext {
+
+	private static final long serialVersionUID = 1L;
+
+	private Map<String, Serializable> ctxData = Collections.synchronizedMap(new HashMap<String, Serializable>());
+
+	/**
+	 * Returns a certain {@link Serializable} object associated with a certain {@code key}.
+	 * 
+	 * @param key
+	 *            The key.
+	 * @return The object or {@code null} if no object was found stored with that key or if a {@code null} value was
+	 *         stored.
+	 */
+	Serializable get(String key) {
+		return ctxData.get(key);
+	}
+
+	/**
+	 * Stores a {@link Serializable} with a certain {@code key}.
+	 * 
+	 * @param key
+	 *            The key.
+	 * @param object
+	 *            The object.
+	 */
+	void put(String key, Serializable object) {
+		ctxData.put(key, object);
+	}
+
+	@Override
+	public Map<String, Serializable> getCtx() {
+		return Collections.unmodifiableMap(ctxData);
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SimplePojo.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SimplePojo.java
new file mode 100644
index 000000000..89f3c0383
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SimplePojo.java
@@ -0,0 +1,41 @@
+package at.gv.egovernment.moa.id.process.spring.test;
+
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluator;
+
+/**
+ * A dummy pojo used to test {@link ExpressionEvaluator} with Spring EL referencing Spring beans.
+ * 
+ * @author tknall
+ * 
+ */
+public class SimplePojo {
+
+	private Boolean booleanValue;
+	private String stringValue;
+	private Integer integerValue;
+
+	public Boolean getBooleanValue() {
+		return booleanValue;
+	}
+
+	public void setBooleanValue(Boolean booleanValue) {
+		this.booleanValue = booleanValue;
+	}
+
+	public String getStringValue() {
+		return stringValue;
+	}
+
+	public void setStringValue(String stringValue) {
+		this.stringValue = stringValue;
+	}
+
+	public Integer getIntegerValue() {
+		return integerValue;
+	}
+
+	public void setIntegerValue(Integer integerValue) {
+		this.integerValue = integerValue;
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest.java
new file mode 100644
index 000000000..4022a7a15
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest.java
@@ -0,0 +1,66 @@
+package at.gv.egovernment.moa.id.process.spring.test;
+
+import static at.gv.egovernment.moa.id.process.ProcessInstanceState.ENDED;
+import static at.gv.egovernment.moa.id.process.ProcessInstanceState.NOT_STARTED;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import java.io.IOException;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import at.gv.egovernment.moa.id.process.ProcessDefinitionParserException;
+import at.gv.egovernment.moa.id.process.ProcessEngine;
+import at.gv.egovernment.moa.id.process.ProcessExecutionException;
+import at.gv.egovernment.moa.id.process.ProcessInstance;
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+
+/**
+ * Tests the process engine using processes based on Spring EL referencing the process context and further Spring beans.
+ * 
+ * @author tknall
+ * 
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration
+public class SpringExpressionAwareProcessEngineTest {
+
+	@Autowired
+	private ProcessEngine pe;
+
+	@Test
+	public void testSampleProcessDefinitionWithExpression1() throws IOException, ProcessDefinitionParserException,
+			ProcessExecutionException {
+		ProcessInstance pi = pe.createProcessInstance("SampleProcessWithExpression1");
+		assertEquals(NOT_STARTED, pi.getState());
+		// start process
+		pe.start(pi);
+		assertEquals(ENDED, pi.getState());
+	}
+
+	@Test
+	public void testSampleProcessDefinitionForSAML1Authentication() throws IOException,
+			ProcessDefinitionParserException, ProcessExecutionException {
+		ProcessInstance pi = pe.createProcessInstance("SampleProcessDefinitionForSAML1Authentication");
+		assertEquals(NOT_STARTED, pi.getState());
+		// start process
+		pe.start(pi);
+		assertEquals(ENDED, pi.getState());
+
+		ExecutionContext ec = pi.getExecutionContext();
+		assertNotNull(ec);
+		System.out.println(ec.keySet());
+
+		assertNotNull(ec.get("bkuURL"));
+		assertNotNull(ec.get("IdentityLink"));
+		assertNotNull(ec.get("isIdentityLinkValidated"));
+		assertNotNull(ec.get("SignedAuthBlock"));
+		assertNotNull(ec.get("isSignedAuthBlockValidated"));
+		assertNotNull(ec.get("SAML1Assertion"));
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest.java
new file mode 100644
index 000000000..bc9d1d399
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest.java
@@ -0,0 +1,54 @@
+package at.gv.egovernment.moa.id.process.spring.test;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import at.gv.egovernment.moa.id.process.api.ExpressionEvaluator;
+
+/**
+ * Tests the {@link ExpressionEvaluator} using a Spring EL based implementation capable of dereferencing Spring beans.
+ * 
+ * @author tknall
+ * 
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration
+public class SpringExpressionEvaluatorTest {
+
+	private ExpressionContextAdapter ctx;
+
+	@Autowired
+	private ExpressionEvaluator expressionEvaluator;
+
+	@Before
+	public void prepareTest() {
+		ctx = new ExpressionContextAdapter();
+	}
+
+	@Test
+	public void testEvaluateSimpleExpression() {
+		assertTrue(expressionEvaluator.evaluate(ctx, "'true'"));
+	}
+
+	@Test
+	public void testEvaluateExpressionWithCtx() {
+		ctx.put("myProperty", false);
+		assertFalse(expressionEvaluator.evaluate(ctx, "ctx['myProperty']"));
+	}
+
+	@Test
+	public void testEvaluateExpressionWithBeanReference() {
+		assertTrue(expressionEvaluator.evaluate(ctx, "@simplePojo.booleanValue"));
+		assertTrue(expressionEvaluator.evaluate(ctx, "'HelloWorld'.equals(@simplePojo.stringValue)"));
+		assertTrue(expressionEvaluator.evaluate(ctx, "@simplePojo.integerValue == 42"));
+		assertTrue(expressionEvaluator.evaluate(ctx, "@simplePojo.stringValue.length() == 10"));
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/CreateSAML1AssertionTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/CreateSAML1AssertionTask.java
new file mode 100644
index 000000000..7e56071bd
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/CreateSAML1AssertionTask.java
@@ -0,0 +1,54 @@
+package at.gv.egovernment.moa.id.process.spring.test.task;
+
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import java.util.Objects;
+
+import org.apache.commons.io.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * A dummy task simulating the creation of a SAML1 assertion.
+ * <p>
+ * Requires context data:
+ * <ul>
+ * <li>{@code IdentityLink}</li>
+ * <li>{@code isIdentityLinkValidated}</li>
+ * <li>{@code SignedAuthBlock}</li>
+ * <li>{@code isSignedAuthBlockValidated}</li>
+ * </ul>
+ * </p>
+ * <p>
+ * Enriches context data with:
+ * <ul>
+ * <li>{@code SAML1Assertion}</li>
+ * </ul>
+ * </p>
+ * 
+ * @author tknall
+ * 
+ */
+public class CreateSAML1AssertionTask implements Task {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+
+	@Override
+	public void execute(ExecutionContext executionContext) throws Exception {
+		Objects.requireNonNull(executionContext.get("IdentityLink"));
+		assert (Boolean.TRUE.equals(Objects.requireNonNull(executionContext.get("isIdentityLinkValidated"))));
+		Objects.requireNonNull(executionContext.get("SignedAuthBlock"));
+		assert (Boolean.TRUE.equals(Objects.requireNonNull(executionContext.get("isSignedAuthBlockValidated"))));
+
+		log.debug("Using IdentityLink and signed auth block in order to create SAML1 assertion.");
+
+		try (InputStream in = getClass().getResourceAsStream("SAML1Assertion.xml")) {
+			executionContext.put("SAML1Assertion", IOUtils.toString(in, Charset.forName("UTF-8")));
+		}
+
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/GetIdentityLinkTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/GetIdentityLinkTask.java
new file mode 100644
index 000000000..412fb0123
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/GetIdentityLinkTask.java
@@ -0,0 +1,50 @@
+package at.gv.egovernment.moa.id.process.spring.test.task;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import java.util.Objects;
+
+import org.apache.commons.io.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * A dummy task simulating the retrieval of an IdentityLink.
+ * <p/>
+ * Asynchonous
+ * <p>
+ * Requires context data:
+ * <ul>
+ * <li>{@code bkuURL}</li>
+ * </ul>
+ * </p>
+ * <p>
+ * Enriches context data with:
+ * <ul>
+ * <li>{@code IdentityLink}</li>
+ * </ul>
+ * </p>
+ * 
+ * @author tknall
+ * 
+ */
+public class GetIdentityLinkTask implements Task {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+
+	@Override
+	public void execute(ExecutionContext executionContext) throws IOException {
+		Objects.requireNonNull(executionContext.get("bkuURL"));
+
+		log.debug("Using bkuURL in order to retrieve IdentityLink.");
+
+		try (InputStream in = getClass().getResourceAsStream("IdentityLink_Max_Mustermann.xml")) {
+			executionContext.put("IdentityLink", IOUtils.toString(in, Charset.forName("UTF-8")));
+		}
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SelectBKUTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SelectBKUTask.java
new file mode 100644
index 000000000..54195ec91
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SelectBKUTask.java
@@ -0,0 +1,33 @@
+package at.gv.egovernment.moa.id.process.spring.test.task;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * A dummy task simulating a bku selection.
+ * <p/>
+ * Asynchonous
+ * <p>
+ * Enriches context data with:
+ * <ul>
+ * <li>{@code bkuURL}</li>
+ * </ul>
+ * </p>
+ * 
+ * @author tknall
+ * 
+ */
+public class SelectBKUTask implements Task {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+
+	@Override
+	public void execute(ExecutionContext executionContext) {
+		log.debug("Providing BKU selection.");
+		executionContext.put("bkuURL", "https://127.0.0.1:3496/https-security-layer-request");
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SignAuthBlockTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SignAuthBlockTask.java
new file mode 100644
index 000000000..8099c0f98
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SignAuthBlockTask.java
@@ -0,0 +1,52 @@
+package at.gv.egovernment.moa.id.process.spring.test.task;
+
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import java.util.Objects;
+
+import org.apache.commons.io.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * A dummy task simulating the signature of an auth block.
+ * <p/>
+ * Asynchonous
+ * <p>
+ * Requires context data:
+ * <ul>
+ * <li>{@code IdentityLink}</li>
+ * <li>{@code isIdentityLinkValidated}</li>
+ * <li>{@code bkuURL}</li>
+ * </ul>
+ * </p>
+ * <p>
+ * Enriches context data with:
+ * <ul>
+ * <li>{@code SignedAuthBlock}</li>
+ * </ul>
+ * </p>
+ * 
+ * @author tknall
+ * 
+ */
+public class SignAuthBlockTask implements Task {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+
+	@Override
+	public void execute(ExecutionContext executionContext) throws Exception {
+		Objects.requireNonNull(executionContext.get("IdentityLink"));
+		assert (Boolean.TRUE.equals(Objects.requireNonNull(executionContext.get("isIdentityLinkValidated"))));
+		Objects.requireNonNull(executionContext.get("bkuURL"));
+
+		log.debug("Using validated IdentityLink and bkuURL in order to sign auth block.");
+		try (InputStream in = getClass().getResourceAsStream("SignedAuthBlock.xml")) {
+			executionContext.put("SignedAuthBlock", IOUtils.toString(in, Charset.forName("UTF-8")));
+		}
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/ValidateIdentityLinkTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/ValidateIdentityLinkTask.java
new file mode 100644
index 000000000..a8e7df3d7
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/ValidateIdentityLinkTask.java
@@ -0,0 +1,42 @@
+package at.gv.egovernment.moa.id.process.spring.test.task;
+
+import java.util.Objects;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * Dummy task simulating the validation of an IdentityLink.
+ * <p>
+ * Requires context data:
+ * <ul>
+ * <li>{@code IdentityLink}</li>
+ * </ul>
+ * </p>
+ * <p>
+ * Enriches context data with:
+ * <ul>
+ * <li>{@code isIdentityLinkValidated}</li>
+ * </ul>
+ * </p>
+ * 
+ * @author tknall
+ * 
+ */
+public class ValidateIdentityLinkTask implements Task {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+
+	@Override
+	public void execute(ExecutionContext executionContext) {
+		Objects.requireNonNull(executionContext.get("IdentityLink"));
+
+		log.debug("Validating IdentityLink.");
+
+		executionContext.put("isIdentityLinkValidated", true);
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/ValidateSignedAuthBlockTask.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/ValidateSignedAuthBlockTask.java
new file mode 100644
index 000000000..07b2ea69c
--- /dev/null
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/ValidateSignedAuthBlockTask.java
@@ -0,0 +1,46 @@
+package at.gv.egovernment.moa.id.process.spring.test.task;
+
+import java.util.Objects;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egovernment.moa.id.process.api.ExecutionContext;
+import at.gv.egovernment.moa.id.process.api.Task;
+
+/**
+ * A dummy task simulating the validation of an auth block.
+ * <p>
+ * Requires context data:
+ * <ul>
+ * <li>{@code IdentityLink}</li>
+ * <li>{@code isIdentityLinkValidated}</li>
+ * <li>{@code SignedAuthBlock}</li>
+ * </ul>
+ * </p>
+ * <p>
+ * Enriches context data with:
+ * <ul>
+ * <li>{@code isSignedAuthBlockValidated}</li>
+ * </ul>
+ * </p>
+ * 
+ * @author tknall
+ * 
+ */
+public class ValidateSignedAuthBlockTask implements Task {
+
+	private Logger log = LoggerFactory.getLogger(getClass());
+
+	@Override
+	public void execute(ExecutionContext executionContext) throws Exception {
+		Objects.requireNonNull(executionContext.get("IdentityLink"));
+		assert (Boolean.TRUE.equals(Objects.requireNonNull(executionContext.get("isIdentityLinkValidated"))));
+		Objects.requireNonNull(executionContext.get("SignedAuthBlock"));
+
+		log.debug("Using validated IdentityLink and signed auth block in order to validate signed auth block.");
+
+		executionContext.put("isSignedAuthBlockValidated", true);
+	}
+
+}
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_MultipleStartEvents.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_MultipleStartEvents.xml
new file mode 100644
index 000000000..8a32ca46d
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_MultipleStartEvents.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess2"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:StartEvent id="start1" />
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" class="com.datentechnik.process_engine.test.HalloWeltTask" />
+	<tns:Task id="task3" />
+
+	<tns:StartEvent id="start2" />
+	<tns:EndEvent id="end" />
+
+	<tns:Transition id="fromStart" from="start1" to="task1" conditionExpression="true" />
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition from="task2" to="task3" />
+	<tns:Transition from="task3" to="end" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_NoStartEvents.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_NoStartEvents.xml
new file mode 100644
index 000000000..754b7a34d
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_NoStartEvents.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess1"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" />
+
+	<tns:EndEvent id="end" />
+
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition from="task2" to="end" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionLoop.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionLoop.xml
new file mode 100644
index 000000000..e698f8019
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionLoop.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess1"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" />
+
+	<tns:StartEvent id="start" />
+	<tns:EndEvent id="end" />
+
+	<tns:Transition id="fromStart" from="start" to="task1" conditionExpression="true" />
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition from="task2" to="end" />
+
+	<!-- Must be loop since we have no conditionExpression set. -->
+	<tns:Transition id="loop" from="task1" to="task1" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionRefsTransition.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionRefsTransition.xml
new file mode 100644
index 000000000..564bf9040
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionRefsTransition.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess1"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" />
+
+	<tns:StartEvent id="start" />
+	<tns:EndEvent id="end" />
+
+	<tns:Transition id="fromStart" from="start" to="task1" conditionExpression="true" />
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition id="invalidTransition" from="task1" to="fromStart" />
+	<tns:Transition from="task2" to="end" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionStartsFromEndEvent.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionStartsFromEndEvent.xml
new file mode 100644
index 000000000..b3d2d2ebc
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/InvalidProcessDefinition_TransitionStartsFromEndEvent.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess1"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" />
+
+	<tns:StartEvent id="start" />
+	<tns:EndEvent id="end" />
+
+	<tns:Transition id="fromStart" from="start" to="task1" conditionExpression="true" />
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition from="task2" to="end" />
+	<tns:Transition from="end" to="task1" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/SampleProcessDefinition1.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/SampleProcessDefinition1.xml
new file mode 100644
index 000000000..ab033fb8f
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/SampleProcessDefinition1.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess1"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" />
+
+	<tns:StartEvent id="start" />
+	<tns:EndEvent id="end" />
+
+	<tns:Transition id="fromStart" from="start" to="task1" conditionExpression="true" />
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition from="task2" to="end" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/SampleProcessDefinition2.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/SampleProcessDefinition2.xml
new file mode 100644
index 000000000..ca2617ce8
--- /dev/null
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/process_engine/test/SampleProcessDefinition2.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<tns:ProcessDefinition
+	id="SampleProcess2"
+	xmlns:tns="http://www.datentechnik.com/process-engine/processdefinition/v1"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.datentechnik.com/process-engine/processdefinition/v1 ../../main/resources/com/datentechnik_innovation/process_engine/ProcessDefinition.xsd ">
+
+	<tns:StartEvent id="start" />
+
+	<tns:Task id="task1" class="com.datentechnik.process_engine.test.HelloWorldTask" />
+	<tns:Task id="task2" async="true" class="com.datentechnik.process_engine.test.HalloWeltTask" />
+	<tns:Task id="task3" />
+
+	<tns:EndEvent id="end" />
+
+	<tns:Transition id="fromStart" from="start" to="task1" conditionExpression="true" />
+	<tns:Transition from="task1" to="task2" />
+	<tns:Transition from="task2" to="task3" />
+	<tns:Transition from="task3" to="end" />
+	
+</tns:ProcessDefinition>
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionForSAML1Authentication.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionForSAML1Authentication.xml
index 6525fb0cd..6525fb0cd 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionForSAML1Authentication.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionForSAML1Authentication.xml
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionWithExpression1.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionWithExpression1.xml
index ef71026ec..ef71026ec 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionWithExpression1.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SampleProcessDefinitionWithExpression1.xml
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest-context.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest-context.xml
index eb62d1ae2..eb62d1ae2 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest-context.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionAwareProcessEngineTest-context.xml
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest-context.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest-context.xml
index dadc6bf81..dadc6bf81 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest-context.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/SpringExpressionEvaluatorTest-context.xml
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/IdentityLink_Max_Mustermann.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/task/IdentityLink_Max_Mustermann.xml
index c68972f13..c68972f13 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/IdentityLink_Max_Mustermann.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/task/IdentityLink_Max_Mustermann.xml
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SAML1Assertion.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/task/SAML1Assertion.xml
index 3aeedd590..3aeedd590 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SAML1Assertion.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/task/SAML1Assertion.xml
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SignedAuthBlock.xml b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/task/SignedAuthBlock.xml
index 450ba90f3..450ba90f3 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/process/spring/test/task/SignedAuthBlock.xml
+++ b/id/server/idserverlib/src/test/resources/at/gv/egovernment/moa/id/process/spring/test/task/SignedAuthBlock.xml