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author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-10 19:20:12 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-10 19:20:12 +0000 |
commit | 195774c489a1a671aca514b0afa88332bf9c6ee3 (patch) | |
tree | a22cb1f3f70f0c13a9a7049075205072901459aa /sdo-java/tags/1.1-RC2/impl/src/test/java/org/apache/tuscany/sdo/test/ImplSpecificTestCase.java | |
parent | c54bda13cb403d10675a6244bd00b8b536111ad6 (diff) |
Moving SDO tags
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@834617 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sdo-java/tags/1.1-RC2/impl/src/test/java/org/apache/tuscany/sdo/test/ImplSpecificTestCase.java')
-rw-r--r-- | sdo-java/tags/1.1-RC2/impl/src/test/java/org/apache/tuscany/sdo/test/ImplSpecificTestCase.java | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/sdo-java/tags/1.1-RC2/impl/src/test/java/org/apache/tuscany/sdo/test/ImplSpecificTestCase.java b/sdo-java/tags/1.1-RC2/impl/src/test/java/org/apache/tuscany/sdo/test/ImplSpecificTestCase.java new file mode 100644 index 0000000000..d5117c3fed --- /dev/null +++ b/sdo-java/tags/1.1-RC2/impl/src/test/java/org/apache/tuscany/sdo/test/ImplSpecificTestCase.java @@ -0,0 +1,74 @@ +/** + * + * 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.tuscany.sdo.test; + +import junit.framework.TestCase; + +public class ImplSpecificTestCase extends TestCase { + + public void testThreadSafeHashmapIsAvailable() { + // this will fail if using Java 1.4.x and the backport library has been removed from the classpath. + // It is here because ChangeSummaryImpl contains the same logic for finding a threadsafe hashmap implementation + // but it will fallback to a synchronized hashmap + // if no threadsafe hashmap is available, hence no test failure will occur, but a performance hit + // will. This test is here top show a failure with java 1.4 to ensure that no-one removes the backport + // dependency introduced for TUSCANY-1006. + assertNotNull(loadConcurrentHashMapClazz()); + } + + protected void setUp() throws Exception { + super.setUp(); + + } + + private static String[] concurrentHashMapClazzNames = new String[] { + "java.util.concurrent.ConcurrentHashMap", + "edu.emory.mathcs.backport.java.util.concurrent.ConcurrentHashMap"}; + + private static Class loadConcurrentHashMapClazz() + { + Class mapClazz = null; + for (int i = 0; i < concurrentHashMapClazzNames.length; i++) + { + String concurrentHashMapClazzName = concurrentHashMapClazzNames[i]; + try + { + mapClazz = Class.forName(concurrentHashMapClazzName, true, Thread.currentThread().getContextClassLoader()); + } + catch (Exception ignored) {} + if (mapClazz != null) + { + break; + } + try + { + mapClazz = Class.forName(concurrentHashMapClazzName); + } + catch (Exception ignored) {} + if (mapClazz != null) + { + break; + } + } + // System.out.println("threadsafe hashmap = " + mapClazz.getName()); + return mapClazz; + } + +} |