package org.hibernate.bytecode.cglib;
import org.hibernate.bytecode.ReflectionOptimizer;
import net.sf.cglib.reflect.FastClass;
import org.hibernate.InstantiationException;
import java.io.Serializable;
import java.io.ObjectOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
/**
* The {@link ReflectionOptimizer.InstantiationOptimizer} implementation for CGLIB
* which simply acts as an adpater to the {@link FastClass} class.
*
* @author Steve Ebersole
*/
public class InstantiationOptimizerAdapter implements ReflectionOptimizer.InstantiationOptimizer, Serializable {
private FastClass fastClass;
public InstantiationOptimizerAdapter(FastClass fastClass) {
this.fastClass = fastClass;
}
public Object newInstance() {
try {
return fastClass.newInstance();
}
catch ( Throwable t ) {
throw new InstantiationException(
"Could not instantiate entity with CGLIB optimizer: ",
fastClass.getJavaClass(),
t
);
}
}
private void writeObject(ObjectOutputStream out) throws IOException {
out.writeObject( fastClass.getJavaClass() );
}
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
Class beanClass = ( Class ) in.readObject();
fastClass = FastClass.create( beanClass );
}
}
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