spring jdbc分离数据库代码和java代码

读取配置文件类

package com.eshore.ismp.contract.sql;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


public class SQLPropertyConfigurer {
	private Logger logger = LoggerFactory.getLogger(SQLPropertyConfigurer.class);
	private static final Properties properties =new Properties();
	private String path;

	private SQLPropertyConfigurer(String path) {
		this.path = path;
		load();
	}

	/**
	 * 
	 * //DESC 获取sql语句
	 * @time: 2016年6月16日 下午12:12:48
	 * @throws
	 */
	private void load() {
		if (null != properties) {
			InputStream in = null;
			try {
				/* 检测是否需要从classpath下进行sql配置文件的读取 */
				if (path.indexOf("classpath:") != -1) {
					/* 从classpath下获取sql配置文件 */
					in = this.getClass().getResourceAsStream("/" + path.split("classpath:")[1]);
				}
				if (null == in) {
					/* 从文件路径获取sql配置文件 */
					in = new FileInputStream(path);
					properties.load(in);
				} else {
					properties.load(in);
				}
				logger.info("load sql file success");
			} catch (FileNotFoundException e) {
				logger.error("sqlfile is not found:",e);
			} catch (IOException e) {
				logger.error("read sqlfile error:",e);
			} finally {
				if (null != in) {
					try {
						in.close();
					} catch (IOException e) {
						logger.error("read sqlfile error:",e);
					}
				}
			}
		}
	}

	/**
	 * 
	 * //DESC (这里用一句话描述这个方法的作用)
	 * @time: 2016年6月6日 上午10:25:55
	 * @param key
	 * @param routeKey
	 * @return
	 * @throws
	 */
	public static String getSql(String key) {
		String sql = null;
		if (null != properties) {
			sql = properties.getProperty(key);
		}
		return sql;
	}
}

　　

spring配置文件

<bean id="SQLPropertyConfigurer" class="com.eshore.ismp.contract.sql.SQLPropertyConfigurer">
		<constructor-arg name="path" value="classpath:sql.properties" />
	</bean>

　

数据库代码配置文件

getId=CALL getId(?,?,?)
insertContract=insert into T_PRODUCT_CONTRACT (id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time) values (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)
insertContractHisByServNbr=insert into T_PRODUCT_CONTRACT_HIS (id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time) values (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)
queryContractByServNbr=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where serv_nbr=? and city_id=?
queryNonormalByServNbr=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where serv_nbr=? and city_id=? and state_id IN (0,1,2,11,12,14)
queryContractByServNbrAndServNbrParent=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where serv_nbr=? and serv_nbr_parent=? and city_id=?
queryContractByServNbrAndProductSpecId=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where serv_nbr=? and product_spec_id=? and city_id=? 
queryContractByBnetId=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where bnet_id=? and city_id=? 
queryContractByBnetIdAndProductSpecId=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where bnet_id=? and product_spec_id=? and city_id=? 
queryContractByServNbrParent=select id, bnet_id,product_spec_id,state_id,offering_id,accept_number,offering_spec_id,serv_nbr_parent,serv_nbr,acc_nbr,node_id,sys_id,city_id,create_time,modify_time from T_PRODUCT_CONTRACT where serv_nbr_parent=? and city_id=? 
updateContractStatusByServNbr=update T_PRODUCT_CONTRACT set state_id=? where serv_nbr=? and city_id=?
updateContractStatusByServNbrAndProductSpecId=update T_PRODUCT_CONTRACT set state_id=? where serv_nbr=? and product_spec_id=? and city_id=?
updateAccNbr=update T_PRODUCT_CONTRACT set acc_nbr=? where serv_nbr=?  and city_id=?
updateContractByServNbr=update T_PRODUCT_CONTRACT set 

　

java代码

	@Override
	public List<Contract> queryByServNbrAndServNbrParent(String servNbr,
			String servNbrParent, int cityId) {
		RowMapper<Contract> rowMapper = new ContractRowMapper();
		return jdbcTemplate.query(SQLPropertyConfigurer.getSql("queryContractByServNbrAndServNbrParent"), new Object[]{servNbr,servNbrParent,cityId}, new int[]{java.sql.Types.VARCHAR,java.sql.Types.VARCHAR,java.sql.Types.INTEGER}, rowMapper );
	
	}

	@Override
	public List<Contract> queryUserOrderData(String bnetId, int cityId) {
		RowMapper<Contract> rowMapper = new ContractRowMapper();
		return jdbcTemplate.query(SQLPropertyConfigurer.getSql("queryContractInfoBybnetIdAndCityId"), new Object[]{bnetId,cityId}, new int[]{java.sql.Types.VARCHAR,java.sql.Types.INTEGER}, rowMapper );
	}