src/com/dao/CommonDAO.java

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package com.dao;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;


/**
 * A data access object (DAO) providing persistence and search support for Txl
 * entities. Transaction control of the save(), update() and delete() operations
 * can directly support Spring container-managed transactions or they can be
 * augmented to handle user-managed Spring transactions. Each of these methods
 * provides additional information for how to configure it for the desired type
 * of transaction control.
 * 
 * @see com.cz.entity.Txl
 * @author MyEclipse Persistence Tools
 */

public class CommonDAO extends HibernateDaoSupport {
	private static final Log log = LogFactory.getLog(CommonDAO.class);
	
	protected void initDao() {
		// do nothing
	}

	public void save(Object transientInstance) {
		try {
			getHibernateTemplate().save(transientInstance);
		} catch (RuntimeException re) {
			throw re;
		}
	}

	public void delete(Object persistentInstance) {
		try {
			getHibernateTemplate().delete(persistentInstance);
		} catch (RuntimeException re) {
			throw re;
		}
	}

	public Object findById(int id,String entity) {
		try {
			Object instance =  getHibernateTemplate().get("com.model."+entity, id);
			return instance;
		} catch (RuntimeException re) {
			throw re;
		}
	}
	
	public Object findById(String id,String entity) {
		try {