本文介绍bbossgroups持久层ConfigSQLExecutor组件的典型用法-预编译操作
本文分三部分:
1.dao层写法
2.sql配置文件配置方法(可以支持多种数据库sql配置)
3.涉及的datasource的配置
第一部分 dao层写法
本文分三部分:
1.dao层写法
2.sql配置文件配置方法(可以支持多种数据库sql配置)
3.涉及的datasource的配置
第一部分 dao层写法
package com.chinacreator.tjbb.dao.impl; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import com.chinacreator.tjbb.dao.SjxftjDao; import com.chinacreator.tjbb.dto.DssjxfTj; import com.chinacreator.tjbb.dto.SjxftjDto; import com.frameworkset.common.poolman.ConfigSQLExecutor; import com.frameworkset.common.poolman.Record; import com.frameworkset.common.poolman.handle.NullRowHandler; public class SjxftjDaoImpl implements SjxftjDao{ public static final String DBNAME = "stsmc"; private static ConfigSQLExecutor executor = new ConfigSQLExecutor("com/chinacreator/tjbb/dao/impl/stxftj.xml"); public List<SjxftjDto> findSjxftjList() throws Exception{ return executor.queryListWithDBName(SjxftjDto.class, DBNAME, "findSjxftjList"); } public List<DssjxfTj> findDstjList(String startDate,String endDate, String tbname) throws Exception{ return executor.queryListWithDBName(DssjxfTj.class, DBNAME, "findDstjList", startDate,endDate,tbname); } public List<String> findDsMcList(String date) throws Exception{ final List<String> list = new ArrayList<String>(); executor.queryWithDBNameByNullRowHandler(new NullRowHandler() { @Override public void handleRow(Record record) throws Exception { list.add(record.getString("DSMC")); } }, DBNAME, "findDsMcList", date); return list; } public Map<String, String> findDsMcMap(String startDate,String endDate) throws Exception { final Map<String, String> map = new HashMap<String, String>(); executor.queryWithDBNameByNullRowHandler(new NullRowHandler() { @Override public void handleRow(Record record) throws Exception { String mc = record.getString("DSMC"); String dm = record.getString("DSDM"); map.put(dm, mc); } }, DBNAME, "findDsMcMap", startDate,endDate); return map; } }