/**
* Copyright 2006-2009 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.objenesis.instantiator.sun;
import java.io.ObjectInputStream;
import java.lang.reflect.Method;
import org.objenesis.ObjenesisException;
import org.objenesis.instantiator.ObjectInstantiator;
/**
* Base class for Sun 1.3 based instantiators. It initializes reflection access to static method
* ObjectInputStream.allocateNewObject.
*
* @author Leonardo Mesquita
*/
public abstract class Sun13InstantiatorBase implements ObjectInstantiator {
protected static Method allocateNewObjectMethod = null;
private static void initialize() {
if(allocateNewObjectMethod == null) {
try {
allocateNewObjectMethod = ObjectInputStream.class.getDeclaredMethod(
"allocateNewObject", new Class[] {Class.class, Class.class});
allocateNewObjectMethod.setAccessible(true);
}
catch(RuntimeException e) {
throw new ObjenesisException(e);
}
catch(NoSuchMethodException e) {
throw new ObjenesisException(e);
}
}
}
protected final Class type;
public Sun13InstantiatorBase(Class type) {
this.type = type;
initialize();
}
public abstract Object newInstance();
}