Oracle自带连接池应用
依赖ojdbc14.jar包
OraclePooled.java代码：
import java.sql.Connection;import java.sql.PreparedStatement;import java.sql.ResultSet;import javax.sql.PooledConnection;import oracle.jdbc.pool.OracleConnectionPoolDataSource;/** * Oracle自带连接池应用 * */public class OraclePooled {private PooledConnection dbpool;public OraclePooled(String ConnectionURL, String UserName, String PassWord) {try {OracleConnectionPoolDataSource ocpds = new OracleConnectionPoolDataSource();ocpds.setURL(ConnectionURL);ocpds.setUser(UserName);ocpds.setPassword(PassWord);dbpool = ocpds.getPooledConnection();} catch (Exception ex) {System.err.println("Error in PooledSQL-construct: ");ex.printStackTrace(System.err);}}protected void finalize() { if(dbpool != null) { try { dbpool.close(); } catch(Exception ex){ ex.printStackTrace(); } } }public ResultSet Query(String sql, String[] params){ PreparedStatement pstmt = null; ResultSet rs = null; Connection connection = null; try { connection = dbpool.getConnection(); pstmt = connection.prepareStatement(sql, ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY); for(int i=1; i<params.length+1; i++){ pstmt.setString(i, params[i-1]); }rs = pstmt.executeQuery();while(rs.next()){ System.out.println(rs.getString(1)); System.out.println(rs.getString(2)); } } catch(Exception ex) { System.err.println("Error in Query - SQLBean: "); ex.printStackTrace(System.err); } return rs; }public static void main(String[] args){OraclePooled op = new OraclePooled("jdbc:oracle:thin:@192.168.1.10:1521:oraid", "shihuan", "zznode");String sql = "SELECT T.MODULE_NAME, T.PARAM_NAME, T.SHOW_NAME, T.REL_SYMBOLS, T.GREEN_VALUE, T.YELLOW_VALUE, T.RED_VALUE, T.UNIT, T.SCPOE FROM TB_THRESHOLD_SETTING T WHERE T.PARAM_NAME = ?";String[] params = new String[]{"CSZJFX"};op.Query(sql, params);op.finalize();}}