05 2016 档案

摘要：package exercise; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.HashMap; imp... 阅读全文

摘要：package wf; import java.sql.Connection; import java.sql.Date; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import com.mysql.jdbc.Statement; public class ... 阅读全文

摘要：package io; //实现文件的复制，文件可以包括.jpg .avi .mp2 .ppt等等 import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOExceptio... 阅读全文

摘要：package exer; 输入流 import java.io.File; public class FileInputStream { public static void main(String[] args) { FileInputStream fis=null; try { File file =new File("hello.txt"); ... 阅读全文

摘要：package exercise1; public class Person implements Comparable{ private int id; private String name; public Person(int id, String name) { super(); this.id = id; thi... 阅读全文

摘要：package exer; //手动的抛出一个异常的格式 public class MyException extends Exception{ static final long serialVersionUTD = -703489545; public MyException(){ } public MyException(String ms... 阅读全文