| /* |
| * 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.geode.cache30; |
| |
| import org.apache.geode.cache.CacheCallback; |
| import org.apache.geode.test.awaitility.GeodeAwaitility; |
| import org.apache.geode.test.dunit.WaitCriterion; |
| |
| /** |
| * An abstract superclass of implementation of GemFire cache callbacks that are used for testing. |
| * |
| * @see #wasInvoked |
| * |
| * @since GemFire 3.0 |
| */ |
| public abstract class TestCacheCallback implements CacheCallback { |
| // differentiate between callback being closed and callback |
| // event methods being invoked |
| private volatile boolean isClosed = false; |
| |
| /** Was a callback event method invoked? */ |
| volatile boolean invoked = false; |
| |
| protected volatile Throwable callbackError = null; |
| |
| /** |
| * Returns whether or not one of this <code>CacheListener</code> methods was invoked. Before |
| * returning, the <code>invoked</code> flag is cleared. |
| */ |
| public boolean wasInvoked() { |
| checkForError(); |
| boolean value = this.invoked; |
| if (value) { |
| this.invoked = false; |
| } |
| return value; |
| } |
| |
| /** |
| * Waits up to timeoutMs milliseconds for the listener to be invoked. Calls wasInvoked and returns |
| * its value |
| */ |
| public boolean waitForInvocation(int timeoutMs) { |
| return waitForInvocation(timeoutMs, 200); |
| } |
| |
| public boolean waitForInvocation(int timeoutMs, long interval) { |
| if (!this.invoked) { |
| WaitCriterion ev = new WaitCriterion() { |
| @Override |
| public boolean done() { |
| return invoked; |
| } |
| |
| @Override |
| public String description() { |
| return "listener was never invoked"; |
| } |
| }; |
| GeodeAwaitility.await().untilAsserted(ev); |
| } |
| return wasInvoked(); |
| } |
| |
| public boolean isClosed() { |
| checkForError(); |
| return this.isClosed; |
| } |
| |
| @Override |
| public void close() { |
| this.isClosed = true; |
| close2(); |
| } |
| |
| /** |
| * This method will do nothing. Note that it will not throw an exception. |
| */ |
| public void close2() { |
| |
| } |
| |
| private void checkForError() { |
| if (this.callbackError != null) { |
| AssertionError error = new AssertionError("Exception occurred in callback"); |
| error.initCause(this.callbackError); |
| throw error; |
| } |
| } |
| } |