ratpack.reload.internal.ClassUtil Maven / Gradle / Ivy
/*
* Copyright 2013 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 ratpack.reload.internal;
import java.io.File;
import java.net.URL;
import java.security.CodeSource;
public class ClassUtil {
public static File getClassFile(Object object) {
return getClassFile(object.getClass());
}
public static File getClassFile(Class clazz) {
CodeSource codeSource = clazz.getProtectionDomain().getCodeSource();
if (codeSource != null) {
URL location = codeSource.getLocation();
if (location != null && location.getProtocol().equals("file")) {
File codeSourceFile = new File(location.getFile());
File classFile = new File(codeSourceFile, clazz.getName().replace('.', File.separatorChar).concat(".class"));
if (classFile.exists()) {
return classFile;
}
}
}
return null;
}
}