Added class templates

Old class files edited to match templates
Fixed missing comments

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-over/trunk@12 174cde9d-5d70-4d2a-aa98-46368bc2aaf7

14 files changed, 338 insertions, 22 deletions

diff --git a/pdf-over-gui/.settings/org.eclipse.jdt.core.prefs b/pdf-over-gui/.settings/org.eclipse.jdt.core.prefs
index 3e73d18e..482b5e85 100644
--- a/pdf-over-gui/.settings/org.eclipse.jdt.core.prefs
+++ b/pdf-over-gui/.settings/org.eclipse.jdt.core.prefs
@@ -1,5 +1,9 @@
-#Fri Aug 03 18:09:51 CEST 2012
 eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.annotation.missingNonNullByDefaultAnnotation=ignore
+org.eclipse.jdt.core.compiler.annotation.nonnull=org.eclipse.jdt.annotation.NonNull
+org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annotation.NonNullByDefault
+org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
+org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
@@ -19,6 +23,7 @@ org.eclipse.jdt.core.compiler.problem.deprecationWhenOverridingDeprecatedMethod=
 org.eclipse.jdt.core.compiler.problem.discouragedReference=warning
 org.eclipse.jdt.core.compiler.problem.emptyStatement=ignore
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
 org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
@@ -37,7 +42,9 @@ org.eclipse.jdt.core.compiler.problem.invalidJavadocTagsNotVisibleRef=disabled
 org.eclipse.jdt.core.compiler.problem.invalidJavadocTagsVisibility=protected
 org.eclipse.jdt.core.compiler.problem.localVariableHiding=ignore
 org.eclipse.jdt.core.compiler.problem.methodWithConstructorName=warning
+org.eclipse.jdt.core.compiler.problem.missingDefaultCase=ignore
 org.eclipse.jdt.core.compiler.problem.missingDeprecatedAnnotation=warning
+org.eclipse.jdt.core.compiler.problem.missingEnumCaseDespiteDefault=disabled
 org.eclipse.jdt.core.compiler.problem.missingHashCodeMethod=warning
 org.eclipse.jdt.core.compiler.problem.missingJavadocComments=warning
 org.eclipse.jdt.core.compiler.problem.missingJavadocCommentsOverriding=disabled
@@ -54,13 +61,19 @@ org.eclipse.jdt.core.compiler.problem.missingSynchronizedOnInheritedMethod=ignor
 org.eclipse.jdt.core.compiler.problem.noEffectAssignment=warning
 org.eclipse.jdt.core.compiler.problem.noImplicitStringConversion=warning
 org.eclipse.jdt.core.compiler.problem.nonExternalizedStringLiteral=ignore
+org.eclipse.jdt.core.compiler.problem.nullAnnotationInferenceConflict=error
 org.eclipse.jdt.core.compiler.problem.nullReference=warning
+org.eclipse.jdt.core.compiler.problem.nullSpecViolation=error
+org.eclipse.jdt.core.compiler.problem.nullUncheckedConversion=warning
 org.eclipse.jdt.core.compiler.problem.overridingPackageDefaultMethod=warning
 org.eclipse.jdt.core.compiler.problem.parameterAssignment=ignore
 org.eclipse.jdt.core.compiler.problem.possibleAccidentalBooleanAssignment=ignore
 org.eclipse.jdt.core.compiler.problem.potentialNullReference=ignore
+org.eclipse.jdt.core.compiler.problem.potentiallyUnclosedCloseable=ignore
 org.eclipse.jdt.core.compiler.problem.rawTypeReference=warning
+org.eclipse.jdt.core.compiler.problem.redundantNullAnnotation=warning
 org.eclipse.jdt.core.compiler.problem.redundantNullCheck=warning
+org.eclipse.jdt.core.compiler.problem.redundantSpecificationOfTypeArguments=ignore
 org.eclipse.jdt.core.compiler.problem.redundantSuperinterface=warning
 org.eclipse.jdt.core.compiler.problem.reportMethodCanBePotentiallyStatic=ignore
 org.eclipse.jdt.core.compiler.problem.reportMethodCanBeStatic=warning
@@ -72,6 +85,7 @@ org.eclipse.jdt.core.compiler.problem.syntheticAccessEmulation=warning
 org.eclipse.jdt.core.compiler.problem.typeParameterHiding=warning
 org.eclipse.jdt.core.compiler.problem.unavoidableGenericTypeProblems=enabled
 org.eclipse.jdt.core.compiler.problem.uncheckedTypeOperation=warning
+org.eclipse.jdt.core.compiler.problem.unclosedCloseable=warning
 org.eclipse.jdt.core.compiler.problem.undocumentedEmptyBlock=warning
 org.eclipse.jdt.core.compiler.problem.unhandledWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.unnecessaryElse=warning
diff --git a/pdf-over-gui/.settings/org.eclipse.jdt.ui.prefs b/pdf-over-gui/.settings/org.eclipse.jdt.ui.prefs
new file mode 100644
index 00000000..4a2bd43a
--- /dev/null
+++ b/pdf-over-gui/.settings/org.eclipse.jdt.ui.prefs
@@ -0,0 +1,3 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.ui.javadoc=true
+org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\n * @return the ${bare_field_name}\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\n * @param ${param} the ${bare_field_name} to set\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\n * ${tags}\n */</template><template autoinsert\="false" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/*\n * Copyright 2012 by A-SIT, Secure Information Technology Center Austria\n *\n * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by\n * the European Commission - subsequent versions of the EUPL (the "Licence");\n * You may not use this work except in compliance with the Licence.\n * You may obtain a copy of the Licence at\:\n * http\://joinup.ec.europa.eu/software/page/eupl\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the Licence is distributed on an "AS IS" basis,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the Licence for the specific language governing permissions and\n * limitations under the Licence.\n */</template><template autoinsert\="false" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\n * \n *\n * ${tags}\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\n * \n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\n * ${tags}\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment">/* (non-Javadoc)\n * ${see_to_overridden}\n */</template><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\n * ${tags}\n * ${see_to_target}\n */</template><template autoinsert\="false" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">${filecomment}\n${package_declaration}\n\n// Imports\nimport org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\n\n${typecomment}\n${type_declaration}</template><template autoinsert\="false" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\n/**\n * SFL4J Logger instance\n**/\nprivate static final Logger log \= LoggerFactory.getLogger(${type_name}.class);\n\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>
diff --git a/pdf-over-gui/pom.xml b/pdf-over-gui/pom.xml
index e8d8f53a..06d1428b 100644
--- a/pdf-over-gui/pom.xml
+++ b/pdf-over-gui/pom.xml
@@ -16,6 +16,10 @@
 			<artifactId>${swt.artifactId}</artifactId>
 			<version>3.8</version>
 		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-log4j12</artifactId>
+		</dependency>
 	</dependencies>
 
 	<profiles>
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/DeveloperMain.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/DeveloperMain.java
index c68a3f90..7b883d0a 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/DeveloperMain.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/DeveloperMain.java
@@ -1,17 +1,44 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 
+/**
+ * Main entry point for developers
+ */
 public class DeveloperMain {
 
 	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(DeveloperMain.class);
+	
+	/**
 	 * Developer Main Entry point...
 	 * @param args
 	 */
 	public static void main(String[] args) {
 		Workflow flow = new Workflow(args);
 		
-		flow.Start();
+		flow.start();
 	}
 
 }
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/Main.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/Main.java
index 2eb27630..1637da75 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/Main.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/Main.java
@@ -1,8 +1,36 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Main entry point for production
+ */
 public class Main {
 
 	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(Main.class);
+	
+	/**
 	 * @param args
 	 */
 	public static void main(String[] args) {
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java
index bc0e290c..9688a747 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java
@@ -1,5 +1,23 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import java.util.Properties;
 
 import org.eclipse.swt.SWT;
@@ -9,7 +27,21 @@ import org.eclipse.swt.widgets.Shell;
 
 import at.asit.pdfover.gui.workflow.states.PrepareConfigurationState;
 
+/**
+ * Workflow holds logical state of signing process and updates the current logical state
+ */
 public class Workflow {
+	
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(Workflow.class);
+	
+	/**
+	 * Default constructor
+	 * @param cmdLineArgs
+	 */
 	public Workflow(String[] cmdLineArgs) {
 		setCmdLineAargs(cmdLineArgs);
 	}
@@ -47,7 +79,7 @@ public class Workflow {
 	 * 
 	 * @return the command line arguments
 	 */
-	public String[] GetCmdArgs() {
+	public String[] cetCmdArgs() {
 		return this.cmdLineArgs;
 	}
 
@@ -58,14 +90,14 @@ public class Workflow {
 	 * 
 	 * @return the persistent state
 	 */
-	public Properties GetPersistentState() {
+	public Properties getPersistentState() {
 		return this.persistentState;
 	}
 
 	/**
 	 * Update Workflow logic and let state machine do its job...
 	 */
-	public void Update() {
+	public void update() {
 		WorkflowState next = null;
 		do {
 			this.state.update(this);
@@ -79,7 +111,7 @@ public class Workflow {
 	
 	private Composite container = null;
 	
-	private void CreateMainWindow() {
+	private void createMainWindow() {
 		//TODO: Instantiate Main Window Class
 		this.display = Display.getDefault();
 		this.shell = new Shell();
@@ -98,13 +130,13 @@ public class Workflow {
 	 * 
 	 * @return Composite
 	 */
-	public Composite GetComposite() {
+	public Composite getComposite() {
 		// TODO: implement
 		// Main window will be build on first call
 		// returns SWT Composite container for states to draw their GUI
 		
 		if(this.container == null) {
-			this.CreateMainWindow();
+			this.createMainWindow();
 		}
 		
 		if(this.container == null) {
@@ -119,7 +151,7 @@ public class Workflow {
 	 * 
 	 * @return
 	 */
-	private Shell NonCreatingGetShell() {
+	private Shell nonCreatingGetShell() {
 		return this.shell;
 	}
 
@@ -128,20 +160,20 @@ public class Workflow {
 	 * 
 	 * @return
 	 */
-	private Display NonCreatingGetDisplay() {
+	private Display nonCreatingGetDisplay() {
 		return this.display;
 	}
 
 	/**
 	 * Workflow main entrance point
 	 */
-	public void Start() {
+	public void start() {
 		// Call update to start processing ...
-		this.Update();
+		this.update();
 
 		// if a user interaction is required we have a shell ...
-		Shell shell = this.NonCreatingGetShell();
-		Display display = this.NonCreatingGetDisplay();
+		Shell shell = this.nonCreatingGetShell();
+		Display display = this.nonCreatingGetDisplay();
 
 		if (shell != null && display != null) {
 			while (!shell.isDisposed()) {
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/WorkflowState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/WorkflowState.java
index f9d10d08..b5bb9e23 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/WorkflowState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/WorkflowState.java
@@ -1,11 +1,35 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 /**
  * Base state class 
- * @author afitzek
  */
 public abstract class WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(WorkflowState.class);
+	
 	private WorkflowState _next = null;
 	
 	/**
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java
index 657de4be..e92128ac 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java
@@ -1,11 +1,37 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * Decides which BKU to use (preconfigured or let user choose)
+ */
 public class BKUSelectionState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(BKUSelectionState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/DataSourceSelectionState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/DataSourceSelectionState.java
index 11b8c4ae..1458958f 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/DataSourceSelectionState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/DataSourceSelectionState.java
@@ -1,11 +1,37 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * Selects the data source for the signature process.
+ */
 public class DataSourceSelectionState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(DataSourceSelectionState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OutputState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OutputState.java
index a11364f2..162fb051 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OutputState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OutputState.java
@@ -1,11 +1,37 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * Procduces the output of the signature process. (save file, open file)
+ */
 public class OutputState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(OutputState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java
index c2b31247..1d21aeca 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java
@@ -1,11 +1,37 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * Decides where to position the signature block
+ */
 public class PositioningState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(PositioningState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java
index 31d8a604..3cde0e19 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java
@@ -1,11 +1,39 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * Starting state of workflow proccess
+ * 
+ * Reads configuration, command arguments and initializes configured variables
+ */
 public class PrepareConfigurationState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(PrepareConfigurationState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareSigningState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareSigningState.java
index ba6e7dc4..8f627dbf 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareSigningState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareSigningState.java
@@ -1,11 +1,37 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * User waiting state, wait for PDF Signator library to prepare document for signing.
+ */
 public class PrepareSigningState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(PrepareSigningState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/SigningState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/SigningState.java
index ed54d82f..2e052552 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/SigningState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/SigningState.java
@@ -1,11 +1,37 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
 package at.asit.pdfover.gui.workflow.states;
 
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import at.asit.pdfover.gui.workflow.Workflow;
 import at.asit.pdfover.gui.workflow.WorkflowState;
 
-
+/**
+ * Logical state for signing process, usually show BKU Dialog during this state.
+ */
 public class SigningState extends WorkflowState {
 
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(SigningState.class);
+	
 	@Override
 	public void update(Workflow workflow) {
 		// TODO Auto-generated method stub