c18_hibernate.MyInterceptor.java Source code

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Here is the source code for c18_hibernate.MyInterceptor.java

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package c18_hibernate;

import java.io.Serializable;
import java.util.Date;
import java.util.Iterator;
import org.hibernate.EmptyInterceptor;
import org.hibernate.Transaction;
import org.hibernate.type.Type;

public class MyInterceptor extends EmptyInterceptor {
    private int updates;
    private int creates;
    private int loads;

    public void onDelete(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {
        // do nothing
    }

    // This method is called when Employee object gets updated.
    public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState,
            String[] propertyNames, Type[] types) {
        if (entity instanceof Employee) {
            System.out.println("Update Operation");
            return true;
        }
        return false;
    }

    public boolean onLoad(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {
        // do nothing
        return true;
    }

    // This method is called when Employee object gets created.
    public boolean onSave(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {
        if (entity instanceof Employee) {
            System.out.println("Create Operation");
            return true;
        }
        return false;
    }

    //called before commit into database
    public void preFlush(Iterator iterator) {
        System.out.println("preFlush");
    }

    //called after committed into database
    public void postFlush(Iterator iterator) {
        System.out.println("postFlush");
    }

}