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Added new exposeException() hook method to TransitionExecutingStateExceptionHandler (SWF-280).

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This commit is contained in:
Erwin Vervaet
2007-04-05 19:40:31 +00:00
parent 3367a52d17
commit 9d2c3a073c
2 changed files with 4 additions and 2 deletions
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2
spring-webflow/changelog.txt
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@@ -46,7 +46,7 @@ Package org.springframework.webflow.engine
* Added BeanFactoryFlowVariable(String, BeanFactory, ScopeType) convenience constructor to the * Added BeanFactoryFlowVariable(String, BeanFactory, ScopeType) convenience constructor to the
BeanFactoryFlowVariable. BeanFactoryFlowVariable.
* Added settableExpression() method to AbstractFlowBuilder. * Added settableExpression() method to AbstractFlowBuilder.
* Added new exposeException() hook method to TransitionExecutingStateExceptionHandler. * Added new exposeException() hook method to TransitionExecutingStateExceptionHandler (SWF-280).
Package org.springframework.webflow.execution Package org.springframework.webflow.execution
* Added FlowExecutionListener.sessionCreated(RequestContext, FlowSession) callback, useful for * Added FlowExecutionListener.sessionCreated(RequestContext, FlowSession) callback, useful for

4
spring-webflow/src/main/java/org/springframework/webflow/engine/support/TransitionExecutingStateExceptionHandler.java
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@@ -125,13 +125,15 @@ public class TransitionExecutingStateExceptionHandler implements FlowExecutionEx
/** /**
* Exposes the given flow exception and root cause in flash scope to make * Exposes the given flow exception and root cause in flash scope to make
* them available for response rendering. Subclasses can override this * them available for response rendering. Subclasses can override this
* if they way to expose the exceptions in a different way or do special * if they want to expose the exceptions in a different way or do special
* processing before the exceptions are exposed. * processing before the exceptions are exposed.
* @param context the request control context * @param context the request control context
* @param exception the exception being handled * @param exception the exception being handled
* @param rootCause root cause of the exception being handled (could be null) * @param rootCause root cause of the exception being handled (could be null)
*/ */
protected void exposeException(RequestContext context, FlowExecutionException exception, Throwable rootCause) { protected void exposeException(RequestContext context, FlowExecutionException exception, Throwable rootCause) {
// note that all Throwables are Serializable so putting them in flash
// scope should not be a problem
context.getFlashScope().put(STATE_EXCEPTION_ATTRIBUTE, exception); context.getFlashScope().put(STATE_EXCEPTION_ATTRIBUTE, exception);
if (logger.isDebugEnabled()) { if (logger.isDebugEnabled()) {
logger.debug("Exposing state exception root cause " + rootCause + " under attribute '" logger.debug("Exposing state exception root cause " + rootCause + " under attribute '"