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Diffstat (limited to 'qpid/java/systests/src/main/java/org/apache/qpid/test/framework/ExceptionMonitor.java')
| -rw-r--r-- | qpid/java/systests/src/main/java/org/apache/qpid/test/framework/ExceptionMonitor.java | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/qpid/java/systests/src/main/java/org/apache/qpid/test/framework/ExceptionMonitor.java b/qpid/java/systests/src/main/java/org/apache/qpid/test/framework/ExceptionMonitor.java deleted file mode 100644 index afb7b5bc5b..0000000000 --- a/qpid/java/systests/src/main/java/org/apache/qpid/test/framework/ExceptionMonitor.java +++ /dev/null @@ -1,204 +0,0 @@ -/* - * - * 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 -/* - * - * 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.framework; - -import org.apache.log4j.Logger; - -import javax.jms.ExceptionListener; -import javax.jms.JMSException; -import java.io.PrintWriter; -import java.io.StringWriter; -import java.util.ArrayList; -import java.util.List; - -/** - * An exception monitor, listens for JMS exception on a connection or consumer. It record all exceptions that it receives - * and provides methods to test the number and type of exceptions received. - * - * <p/><table id="crc"><caption>CRC Card</caption> - * <tr><th> Responsibilities <th> Collaborations - * <tr><td> Record all exceptions received. - * </table> - */ -public class ExceptionMonitor implements ExceptionListener -{ - /** Used for debugging. */ - private final Logger log = Logger.getLogger(ExceptionMonitor.class); - - /** Holds the received exceptions. */ - private List<Exception> exceptions = new ArrayList<Exception>(); - - /** - * Receives incoming exceptions. - * - * @param e The exception to record. - */ - public synchronized void onException(JMSException e) - { - log.debug("public void onException(JMSException e): called", e); - - exceptions.add(e); - } - - /** - * Checks that no exceptions have been received. - * - * @return <tt>true</tt> if no exceptions have been received, <tt>false</tt> otherwise. - */ - public synchronized boolean assertNoExceptions() - { - return exceptions.isEmpty(); - } - - /** - * Checks that exactly one exception has been received. - * - * @return <tt>true</tt> if exactly one exception been received, <tt>false</tt> otherwise. - */ - public synchronized boolean assertOneJMSException() - { - return exceptions.size() == 1; - } - - /** - * Checks that exactly one exception, with a linked cause of the specified type, has been received. - * - * @param aClass The type of the linked cause. - * - * @return <tt>true</tt> if exactly one exception, with a linked cause of the specified type, been received, - * <tt>false</tt> otherwise. - */ - public synchronized boolean assertOneJMSExceptionWithLinkedCause(Class aClass) - { - if (exceptions.size() == 1) - { - Exception e = exceptions.get(0); - - if (e instanceof JMSException) - { - JMSException jmse = (JMSException) e; - - Exception linkedCause = jmse.getLinkedException(); - - if ((linkedCause != null) && aClass.isInstance(linkedCause)) - { - return true; - } - } - } - - return false; - } - - /** - * Checks that at least one exception of the the specified type, has been received. - * - * @param exceptionClass The type of the exception. - * - * @return <tt>true</tt> if at least one exception of the specified type has been received, <tt>false</tt> otherwise. - */ - public synchronized boolean assertExceptionOfType(Class exceptionClass) - { - // Start by assuming that the exception has no been received. - boolean passed = false; - - // Scan all the exceptions for a match. - for (Exception e : exceptions) - { - if (exceptionClass.isInstance(e)) - { - passed = true; - - break; - } - } - - return passed; - } - - /** - * Reports the number of exceptions held by this monitor. - * - * @return The number of exceptions held by this monitor. - */ - public synchronized int size() - { - return exceptions.size(); - } - - /** - * Clears the record of received exceptions. - */ - public synchronized void reset() - { - exceptions = new ArrayList<Exception>(); - } - - /** - * Provides a dump of the stack traces of all exceptions that this exception monitor was notified of. Mainly - * use for debugging/test failure reporting purposes. - * - * @return A string containing a dump of the stack traces of all exceptions. - */ - public synchronized String toString() - { - String result = "ExceptionMonitor: holds " + exceptions.size() + " exceptions.\n\n"; - - for (Exception ex : exceptions) - { - result += getStackTrace(ex) + "\n"; - } - - return result; - } - - /** - * Prints an exception stack trace into a string. - * - * @param t The throwable to get the stack trace from. - * - * @return A string containing the throwables stack trace. - */ - public static String getStackTrace(Throwable t) - { - StringWriter sw = new StringWriter(); - PrintWriter pw = new PrintWriter(sw, true); - t.printStackTrace(pw); - pw.flush(); - sw.flush(); - - return sw.toString(); - } -} |