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jdbc取mysql儲存過程多個結果集

 先來返回結果格式:

[
    [
        {"name":"分管公司1","id":"1000"},
        {"name":"分管公司2","id":"1001"},
        {"name":"分管公司3","id":"1014"},
        {"name":"分管公司4","id":"1015"},
        {"name":"分管公司5","id":"1016"},
        {"name":"分管公司6","id":"1017"}
    ],
    [
        {"哈哈":""}
    ],
    [
        {"呵呵":2}
    ]
]

java程式碼: 

呼叫儲存過程個方法針對框架進行封裝過,大家可以忽略也可替換,cs.execute();後辨識解析的返回值的程式碼

public List callShellProcedureList(final String param){
		System.out.println(1);
		List list = jdbcTemplate.execute(new CallableStatementCreator() {
			public CallableStatement createCallableStatement(Connection con) throws SQLException {
				String storedProc = "{call USP_PRG_CallShellProcedure(?)}";// 呼叫儲存過程名
				CallableStatement cs = con.prepareCall(storedProc);
				cs.setString(1, param);// 設定輸入引數的值
				return cs;
			}
		}, new CallableStatementCallback<List>() {
			public List doInCallableStatement(CallableStatement cs) throws SQLException, DataAccessException {
				cs.execute();
				List list1 =new ArrayList();
				ResultSet resultSet = cs.getResultSet();//獲取第一個resultSet
				//result 封裝結果集
				List<Map<String, Object>> result = new ArrayList<Map<String, Object>>();
				if(null != resultSet)
				{
					ResultSetMetaData data = resultSet.getMetaData();
					if (null != data) {
						//每迴圈一次遍歷出來1條記錄,記錄對應的所有列值存放在map中(columnName:columnValue)
						while (resultSet.next()) {
							Map<String, Object> map = new HashMap<String, Object>();
							for (int i = 0; i < data.getColumnCount(); i++)
								//以鍵值對存放資料
								//直接存放欄位名稱
								//map.put(data.getColumnName(i + 1), rs.getObject(i + 1));
								//直接存放欄位的別名
								map.put(data.getColumnLabel(i + 1), resultSet.getObject(i + 1));
							result.add(map);
						}
						list1.add(result);
					}
					while(cs.getMoreResults())//判斷是否還有結果集如果有就進入迴圈去取值
					{
						List<Map<String, Object>> results = new ArrayList<Map<String, Object>>();
						resultSet = cs.getResultSet();//這裡去到的是當前getMoreResults()裡面的getResultset
						ResultSetMetaData datas = resultSet.getMetaData();
						if (null != datas) {
							//每迴圈一次遍歷出來1條記錄,記錄對應的所有列值存放在map中(columnName:columnValue)
							while (resultSet.next()) {
								Map<String, Object> map = new HashMap<String, Object>();
								for (int i = 0; i < datas.getColumnCount(); i++)
									//以鍵值對存放資料
									//直接存放欄位名稱
									//map.put(data.getColumnName(i + 1), rs.getObject(i + 1));
									//直接存放欄位的別名
									map.put(datas.getColumnLabel(i + 1), resultSet.getObject(i + 1));
								results.add(map);
							}
							list1.add(results);
						}
					}
				}
				return list1;
			}
		});
		return list;
	}

傳入要呼叫的儲存過程介面

這個方法會將多返回集以陣列的方式返回出來

返回示例:

[
    [
        {"name":"分管公司1","id":"1000"},
        {"name":"分管公司2","id":"1001"},
        {"name":"分管公司3","id":"1014"},
        {"name":"分管公司4","id":"1015"},
        {"name":"分管公司5","id":"1016"},
        {"name":"分管公司6","id":"1017"}
    ],
    [
        {"哈哈":""}
    ],
    [
        {"呵呵":2}
    ]
]

儲存過程程式碼:

begin

select s1.name,s1.id from sys_office as s1,(select LENGTH(parent_ids)  - LENGTH(REPLACE( `parent_ids`,',','' )) as countdou,parent_ids from sys_office
where parent_ids LIKE '%0,318d76c07c2540259b16c63df273d7b3,%' and del_flag =0 
GROUP BY parent_ids
order by countdou DESC 
LIMIT 0,1) as s2 
where s1.parent_ids = s2.parent_ids and s1.del_flag =0 ;
select null as `哈哈`;
select 2 as `呵呵`;

end

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