-
/**
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* Copyright: Copyright (c) 2005-2005
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* Company: JavaResearch(http://www.javaresearch.org)
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*/
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package
org.javaresearch.jerch;
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-
import
java.sql.Connection;
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import
java.sql.PreparedStatement;
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import
java.sql.SQLException;
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/**
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* 創(chuàng)建PreparedStatement的接口定義。
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* 最后更新日期:2005年3月28日
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* @author cherami
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*/
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public
interface
PreparedStatementCreator
{
- ? /**
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?? * 從數(shù)據(jù)庫連接中創(chuàng)建一個PreparedStatement。
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?? * @param con 數(shù)據(jù)庫連接
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?? * @return 創(chuàng)建好的PreparedStatement
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?? * @throws SQLException
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?? */
- ? publicPreparedStatement createPreparedStatement(Connection con) throwsSQLException;
- }
-
- 使用實例：
- jt? jdbctemplate：
??System.out.println(jt.execute(
????new PreparedStatementCreator(){
?????public PreparedStatement createPreparedStatement(Connection con) throws SQLException {
??????return con.prepareStatement("select address from owners");
?????}
????},
????new PreparedStatementCallback(){
?????public Object doInPreparedStatement(PreparedStatement ps) throws SQLException, DataAccessException {
??????List<String> list = new ArrayList<String>();
??????ResultSet rs = null;
??????try{
???????rs = ps.executeQuery();
???????while(rs.next()){
????????list.add(rs.getString("address"));
???????}
??????}finally{
???????JdbcUtils.closeResultSet(rs);
??????}
??????return list;
?????}
????}));
大盤預(yù)測
國富論
posted on 2007-09-10 10:38
華夢行 閱讀(4166)
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