[MNG-4922] ExecutionEvent give on the exception encountered (when having mojoFailed) .

Issue id: MNG-4922


git-svn-id: https://svn.apache.org/repos/asf/maven/maven-3/trunk@1042189 13f79535-47bb-0310-9956-ffa450edef68

maven-core/src/main/java/org/apache/maven/execution/ExecutionListener.java

@@ -1,5 +1,8 @@
 package org.apache.maven.execution;
 
+import org.apache.maven.plugin.MojoExecution;
+
+
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
@@ -49,6 +52,10 @@ public interface ExecutionListener
 
     void mojoSucceeded( ExecutionEvent event );
 
+    /**
+     * since 3.0.2 {@link Exception} is in {@link MojoExecution#getException()} returned
+     * by {@link ExecutionEvent#getMojoExecution()}
+     */
     void mojoFailed( ExecutionEvent event );
 
     void forkStarted( ExecutionEvent event );

maven-core/src/main/java/org/apache/maven/lifecycle/internal/MojoExecutor.java

@@ -215,6 +215,7 @@ public class MojoExecutor
         }
         catch ( LifecycleExecutionException e )
         {
+            mojoExecution.setException( new Exception( e.getCause() ) );
             eventCatapult.fire( ExecutionEvent.Type.MojoFailed, session, mojoExecution );
 
             throw e;

maven-core/src/main/java/org/apache/maven/plugin/MojoExecution.java

@@ -40,6 +40,11 @@ public class MojoExecution
 
     private Xpp3Dom configuration;
     
+    /**
+     * @since 3.0.2
+     */
+    private Exception exception;
+
     /**
      * Describes the source of an execution.
      */
@@ -234,4 +239,23 @@ public class MojoExecution
         this.forkedExecutions.put( projectKey, forkedExecutions );
     }
 
+    /**
+     * @since 3.0.2
+     * @return {@link Exception} encountered during the execution
+     */
+    public Exception getException()
+    {
+        return exception;
+    }
+
+    /**
+     * @since 3.0.2
+     * @param exception
+     */
+    public MojoExecution setException( Exception exception )
+    {
+        this.exception = exception;
+        return this;
+    }
+
 }