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authorThomas Lenz <thomas.lenz@egiz.gv.at>2020-11-06 11:16:53 +0100
committerThomas Lenz <thomas.lenz@egiz.gv.at>2020-11-06 11:16:53 +0100
commit1c19ec91df9f0cd6a010d16c9190c5d16ec5fdc8 (patch)
treed655cf71be448d18ad1f3d8d02b5224ca106a744 /eaaf_core/src/main/java/at
parent83e19359c762bd5652dfa8e2a66d7e5a0c3f2184 (diff)
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optimize error-handling in case with special focus on backend communication-requests
Diffstat (limited to 'eaaf_core/src/main/java/at')
-rw-r--r--eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractController.java27
-rw-r--r--eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java4
-rw-r--r--eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/ProtocolFinalizationController.java35
3 files changed, 42 insertions, 24 deletions
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractController.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractController.java
index 58c8c0a9..41c7a432 100644
--- a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractController.java
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractController.java
@@ -26,6 +26,14 @@ import javax.annotation.Nullable;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
+import org.apache.commons.text.StringEscapeUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.util.SerializationUtils;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
import at.gv.egiz.components.eventlog.api.EventConstants;
import at.gv.egiz.eaaf.core.api.IRequest;
import at.gv.egiz.eaaf.core.api.IStatusMessenger;
@@ -35,20 +43,12 @@ import at.gv.egiz.eaaf.core.api.idp.IConfigurationWithSP;
import at.gv.egiz.eaaf.core.api.idp.auth.services.IProtocolAuthenticationService;
import at.gv.egiz.eaaf.core.api.logging.IRevisionLogger;
import at.gv.egiz.eaaf.core.api.storage.ITransactionStorage;
+import at.gv.egiz.eaaf.core.api.utils.IPendingRequestIdGenerationStrategy;
import at.gv.egiz.eaaf.core.exceptions.EaafException;
import at.gv.egiz.eaaf.core.exceptions.PendingReqIdValidationException;
import at.gv.egiz.eaaf.core.exceptions.ProcessExecutionException;
import at.gv.egiz.eaaf.core.exceptions.TaskExecutionException;
import at.gv.egiz.eaaf.core.impl.data.Pair;
-import at.gv.egiz.eaaf.core.impl.utils.Random;
-
-import org.apache.commons.text.StringEscapeUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationContext;
-import org.springframework.util.SerializationUtils;
-import org.springframework.web.bind.annotation.ExceptionHandler;
/**
* Basic application controller that implements core error-handling.
@@ -74,6 +74,9 @@ public abstract class AbstractController {
@Autowired
protected IRevisionLogger revisionsLogger;
+ @Autowired
+ protected IPendingRequestIdGenerationStrategy reqIdGenerationStrategy;
+
/**
* EAAF framework exception handler.
*
@@ -168,7 +171,9 @@ public abstract class AbstractController {
}
// put exception into transaction store for redirect
- final String errorKey = Random.nextLongRandom();
+ final String errorToken = reqIdGenerationStrategy.generateExternalPendingRequestId();
+ final String errorKey = reqIdGenerationStrategy.getPendingRequestIdWithOutChecks(errorToken);
+
if (errorToHandle.getFirst() != null) {
revisionsLogger.logEvent(errorToHandle.getFirst(), EventConstants.TRANSACTION_ERROR);
@@ -189,7 +194,7 @@ public abstract class AbstractController {
}
- return errorKey;
+ return errorToken;
}
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java
index 098bca4c..2ce728c1 100644
--- a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java
@@ -36,6 +36,7 @@ import at.gv.egiz.eaaf.core.api.data.EaafConstants;
import at.gv.egiz.eaaf.core.api.idp.process.ProcessEngine;
import at.gv.egiz.eaaf.core.exceptions.EaafException;
import at.gv.egiz.eaaf.core.exceptions.EaafIllegalStateException;
+import at.gv.egiz.eaaf.core.exceptions.PendingReqIdValidationException;
import at.gv.egiz.eaaf.core.impl.utils.TransactionIdUtils;
/**
@@ -85,6 +86,9 @@ public abstract class AbstractProcessEngineSignalController extends AbstractCont
// wake up next task
processEngine.signal(pendingReq);
+ } catch (PendingReqIdValidationException e) {
+ handleError(null, e, req, resp, e.getInvalidPendingReq());
+
} catch (final Exception ex) {
handleError(null, ex, req, resp, pendingReq);
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/ProtocolFinalizationController.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/ProtocolFinalizationController.java
index 3fc31673..2a8dd756 100644
--- a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/ProtocolFinalizationController.java
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/ProtocolFinalizationController.java
@@ -24,14 +24,6 @@ import java.io.IOException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
-import at.gv.egiz.components.eventlog.api.EventConstants;
-import at.gv.egiz.eaaf.core.api.IRequest;
-import at.gv.egiz.eaaf.core.api.IRequestStorage;
-import at.gv.egiz.eaaf.core.api.IStatusMessenger;
-import at.gv.egiz.eaaf.core.api.data.EaafConstants;
-import at.gv.egiz.eaaf.core.api.data.ExceptionContainer;
-import at.gv.egiz.eaaf.core.exceptions.EaafException;
-
import org.apache.commons.text.StringEscapeUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -41,6 +33,15 @@ import org.springframework.util.SerializationUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
+import at.gv.egiz.components.eventlog.api.EventConstants;
+import at.gv.egiz.eaaf.core.api.IRequest;
+import at.gv.egiz.eaaf.core.api.IRequestStorage;
+import at.gv.egiz.eaaf.core.api.IStatusMessenger;
+import at.gv.egiz.eaaf.core.api.data.EaafConstants;
+import at.gv.egiz.eaaf.core.api.data.ExceptionContainer;
+import at.gv.egiz.eaaf.core.api.utils.IPendingRequestIdGenerationStrategy;
+import at.gv.egiz.eaaf.core.exceptions.EaafException;
+
/**
* Protocol finialization end-point.
*
@@ -55,6 +56,7 @@ public class ProtocolFinalizationController extends AbstractController {
@Autowired(required = true)
IRequestStorage requestStorage;
+ @Autowired IPendingRequestIdGenerationStrategy requestIdValidationStragegy;
/**
* End-Point to handle errors.
@@ -68,19 +70,26 @@ public class ProtocolFinalizationController extends AbstractController {
public void errorHandling(final HttpServletRequest req, final HttpServletResponse resp)
throws EaafException, IOException {
// receive an authentication error
- final String errorid =
+ final String errorToken =
StringEscapeUtils.escapeHtml4(req.getParameter(EaafConstants.PARAM_HTTP_ERROR_CODE));
- if (errorid != null) {
+ if (errorToken != null) {
IRequest pendingReq = null;
- try {
+ try {
+ String errorId = requestIdValidationStragegy.validateAndGetPendingRequestId(errorToken);
+
// load stored exception from database
final byte[] containerSerialized =
- transactionStorage.get(errorid, byte[].class);
+ transactionStorage.get(errorId, byte[].class);
if (containerSerialized != null) {
// remove exception if it was found
- transactionStorage.remove(errorid);
+ transactionStorage.remove(errorId);
+ //final Object containerObj = EaafSerializationUtils.deserialize(containerSerialized,
+ // Arrays.asList(
+ // ExceptionContainer.class.getName()
+ // ));
final Object containerObj = SerializationUtils.deserialize(containerSerialized);
+
if (containerObj instanceof ExceptionContainer) {
final ExceptionContainer container = (ExceptionContainer) containerObj;
final Throwable throwable = container.getExceptionThrown();