diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/AntClassLoaderPerformance.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/AntClassLoaderPerformance.java | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/AntClassLoaderPerformance.java b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/AntClassLoaderPerformance.java new file mode 100644 index 00000000..2145cfa1 --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/AntClassLoaderPerformance.java @@ -0,0 +1,56 @@ +/* + * 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.tools.ant; + +import java.io.File; +import org.apache.tools.ant.types.Path; +import org.apache.tools.ant.util.FileUtils; +import org.junit.Test; + +/** + * Used to verify the performance effect of classloader changes. + */ +public class AntClassLoaderPerformance { + + @Test + public void testFindClass() throws Exception { + String testCaseURL = getClass() + .getClassLoader().getResource("junit/framework/TestCase.class") + .toExternalForm(); + int pling = testCaseURL.indexOf('!'); + String jarName = testCaseURL.substring(4, pling); + File f = new File(FileUtils.getFileUtils().fromURI(jarName)); + Path p = new Path(null); + p.createPathElement().setLocation(f); + AntClassLoader al = null; + for (int i = 0; i < 1000; i++) { + try { + // not using factory method so the test can run on Ant + // 1.7.1 as well + al = new AntClassLoader(null, null, p, false); + al.findClass("junit.framework.TestCase"); + } finally { + if (al != null) { + al.cleanup(); + } + } + } + } + +} |