added test for exception listener; fixed NPE

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk@619538 13f79535-47bb-0310-9956-ffa450edef68

3 files changed, 71 insertions, 5 deletions

diff --git a/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java b/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java
index e7a2a62e19..bf1ed49492 100644
--- a/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java
+++ b/qpid/java/client/src/main/java/org/apache/qpid/client/AMQConnectionDelegate_0_10.java
@@ -148,11 +148,15 @@ public class AMQConnectionDelegate_0_10 implements AMQConnectionDelegate, Closed
         {
             _logger.debug("Received a connection close from the broker: Error code : " + errorCode.getCode());
         }
-        JMSException ex = new JMSException(reason,String.valueOf(errorCode.getCode()));
-        if (t != null)
+        if (_conn._exceptionListener != null)
         {
-            ex.initCause(t);
+            JMSException ex = new JMSException(reason,String.valueOf(errorCode.getCode()));
+            if (t != null)
+            {
+                ex.initCause(t);
+            }
+
+            _conn._exceptionListener.onException(ex);
         }
-        _conn._exceptionListener.onException(ex);
     }
 }
diff --git a/qpid/java/client/src/test/java/org/apache/qpid/test/unit/client/connection/ExceptionListenerTest.java b/qpid/java/client/src/test/java/org/apache/qpid/test/unit/client/connection/ExceptionListenerTest.java
new file mode 100644
index 0000000000..20461415d1
--- /dev/null
+++ b/qpid/java/client/src/test/java/org/apache/qpid/test/unit/client/connection/ExceptionListenerTest.java
@@ -0,0 +1,62 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+package org.apache.qpid.test.unit.client.connection;
+
+import org.apache.qpid.testutil.QpidTestCase;
+
+import org.apache.qpid.util.concurrent.Condition;
+
+import javax.jms.Connection;
+import javax.jms.ExceptionListener;
+import javax.jms.JMSException;
+
+/**
+ * ExceptionListenerTest
+ *
+ */
+
+public class ExceptionListenerTest extends QpidTestCase
+{
+
+    public void testBrokerDeath() throws Exception
+    {
+        Connection conn = getConnection("guest", "guest");
+
+        conn.start();
+
+        final Condition fired = new Condition();
+        conn.setExceptionListener(new ExceptionListener()
+        {
+            public void onException(JMSException e)
+            {
+                fired.set();
+            }
+        });
+
+        killBroker();
+
+        if (!fired.get(3000))
+        {
+            fail("exception listener was not fired");
+        }
+    }
+
+}
diff --git a/qpid/java/client/src/test/java/org/apache/qpid/testutil/QpidTestCase.java b/qpid/java/client/src/test/java/org/apache/qpid/testutil/QpidTestCase.java
index 8ab381db32..0ccb50dda3 100644
--- a/qpid/java/client/src/test/java/org/apache/qpid/testutil/QpidTestCase.java
+++ b/qpid/java/client/src/test/java/org/apache/qpid/testutil/QpidTestCase.java
@@ -122,7 +122,7 @@ public class QpidTestCase extends TestCase
             _brokerProcess.destroy();
             _brokerProcess = null;
         }
-        else   if ( ! _shel.equals(EXT_BROKER))
+        else   if ( _shel.equals(BROKER_VM))
         {
             TransportConnection.killAllVMBrokers();
         }