pooledconnection.java

java模式设计的经典练习和说明,包括常用的23种模式,如工厂模式

package com.accp.DB;

import java.sql.*;
public class PooledConnection {
  private Connection connection=null;
  private boolean inUser;
  public PooledConnection(Connection connection) {
    this.connection=connection;
  }
  public Connection getConnection() {
    return connection;
  }
  public boolean isInUser() {
    return inUser;
  }
  public void setConnection(Connection connection) {
    this.connection = connection;
  }
  public void setInUser(boolean inUser) {
    this.inUser = inUser;
  }

public void close(){
  try{
    if (connection != null) {
      connection.close();
    }
  }
  catch(Exception e)
  {
    e.printStackTrace();
  }
}

}