spring MVC morphia mongo 整合的例子

package com.easyway.morphia.mongodb.services; import com.google.code.morphia.Datastore; import com.google.code.morphia.Key; import com.google.code.morphia.dao.DAO; import com.google.code.morphia.query.Query; import com.google.code.morphia.query.QueryResults; /** * * @Title: TODO * @Description: 实现TODO * @Copyright:Copyright (c) 2011 * @Company:易程科技股份有限公司 * @Date:2012-3-10 * @author * @version 1.0 */ public class MongoBaseServiceImpl<T, K> implements IMongoBaseService<T, K> { private DAO<T, K> baseDao; public long count() { return baseDao.count(); } public long count(Query<T> q) { return baseDao.count(q); } public long count(String key, Object value) { return baseDao.count(key, value); } public void delete(T entity) { baseDao.delete(entity); } public void deleteById(K id) { baseDao.deleteById(id); } public void deleteByQuery(Query<T> q) { baseDao.deleteByQuery(q); } public boolean exists(Query<T> q) { return baseDao.exists(q); } public boolean exists(String key, Object value) { return baseDao.exists(key, value); } public QueryResults<T> find() { return baseDao.find(); } public QueryResults<T> find(Query<T> q) { return baseDao.find(q); } public T findOne(Query<T> q) { return (T) baseDao.findOne(q); } public T findOne(String key, Object value) { return (T) baseDao.findOne(key, value); } public Key<T> save(T entity) { return baseDao.save(entity); } public DAO getBaseDao() { return baseDao; } public void setBaseDao(DAO baseDao) { this.baseDao = baseDao; } public Datastore getDatastore() { return baseDao.getDatastore(); } public T get(K id) { return (T) baseDao.get(id); } public Query<T> createQuery() { return baseDao.createQuery(); } }