derby测试

package core.dao;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;

public class DerbyUtilTest {
	private static DerbyUtil util;
	
	public static void main(String[] args) {
		util = DerbyUtil.getInstance();
		createTable();
	}
	
	public void selectTable(){
		util.execute(new Processor() {
			public void execute(Connection conn) {
				try {
					ResultSet rs = conn.prepareStatement("select * from t_user").executeQuery();
					while (rs.next()) {
						System.out.println(rs.getString(1));
					}
				} catch (SQLException e) {e.printStackTrace();}
			}
		});
	}
	
	
	public static void createTable(){
		
		util.execute(new Processor() {
			public void execute(Connection conn) {
				try {
					conn.createStatement();
					System.out.println(conn.getWarnings());
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
		
		
	}
	
	

}

package core.dao;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;

public class DerbyUtilTest {
	private static DerbyUtil util;
	
	public static void main(String[] args) {
		util = DerbyUtil.getInstance();
		createTable();
	}
	
	public void selectTable(){
		util.execute(new Processor() {
			public void execute(Connection conn) {
				try {
					ResultSet rs = conn.prepareStatement("select * from t_user").executeQuery();
					while (rs.next()) {
						System.out.println(rs.getString(1));
					}
				} catch (SQLException e) {e.printStackTrace();}
			}
		});
	}
	
	
	public static void createTable(){
		
		util.execute(new Processor() {
			public void execute(Connection conn) {
				try {
					conn.createStatement();
					System.out.println(conn.getWarnings());
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
		
		
	}
	
	

}