QPID-1434 : Add ability to rethrow AMQExceptions

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@711818 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 30 insertions, 0 deletions

diff --git a/java/common/src/main/java/org/apache/qpid/AMQException.java b/java/common/src/main/java/org/apache/qpid/AMQException.java
index eda532b64e..1cfd7e3134 100644
--- a/java/common/src/main/java/org/apache/qpid/AMQException.java
+++ b/java/common/src/main/java/org/apache/qpid/AMQException.java
@@ -90,4 +90,34 @@ public class AMQException extends Exception
     {
         return true;
     }
+
+    /**
+     * Rethrown this exception as a new exception.
+     *
+     * Attempt to create a new exception of the same class if they hav the default constructor of:
+     * {AMQConstant.class, String.class, Throwable.class}
+     *
+     * Individual subclasses may override as requried to create a new instance.
+     *
+     * @throws AMQException
+     */
+    public void rethrow() throws AMQException
+    {
+        Class amqeClass = this.getClass();
+        Class<?>[] paramClasses = {AMQConstant.class, String.class, Throwable.class};
+        Object[] params = {getErrorCode(), getMessage(), this};
+
+        AMQException newAMQE;
+
+        try
+        {
+            newAMQE = (AMQException) amqeClass.getConstructor(paramClasses).newInstance(params);
+        }
+        catch (Exception creationException)
+        {
+            newAMQE = new AMQException(getErrorCode(), getMessage(), this);
+        }
+
+        throw newAMQE;
+    }
 }