/* | |
* Copyright 2003-2007 the original author or authors. | |
* | |
* Licensed 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.codehaus.groovy.vmplugin; | |
import org.codehaus.groovy.vmplugin.v4.Java4; | |
/** | |
* factory class to get functionlity based on the VM version. | |
* The usage of this class is not for public use, only for the | |
* runtime. | |
* @author Jochen Theodorou | |
*/ | |
public class VMPluginFactory { | |
private static final String JDK5_CLASSNAME_CHECK = "java.lang.annotation.Annotation"; | |
private static final String JDK5_PLUGIN_NAME = "org.codehaus.groovy.vmplugin.v5.Java5"; | |
private static VMPluging plugin; | |
static { | |
try { | |
ClassLoader.getSystemClassLoader().loadClass(JDK5_CLASSNAME_CHECK); | |
plugin = (VMPluging) VMPluginFactory.class.getClassLoader() | |
.loadClass(JDK5_PLUGIN_NAME).newInstance(); | |
} catch(Exception ex) { | |
plugin = new Java4(); | |
} | |
} | |
public static VMPluging getPlugin() { | |
return plugin; | |
} | |
} |