基本信息
源码名称:java对大文件实现分割处理
源码大小:4.23KB
文件格式:.zip
开发语言:Java
更新时间:2019-07-21
友情提示:(无需注册或充值,赞助后即可获取资源下载链接)
嘿,亲!知识可是无价之宝呢,但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下,绝对物超所值哦!如有下载和支付问题,请联系我们QQ(微信同号):78630559
本次赞助数额为: 2 元×
微信扫码支付:2 元
×
请留下您的邮箱,我们将在2小时内将文件发到您的邮箱
源码介绍
分割后的结果如下:
package com.mingrisoft;
import java.awt.EventQueue;
import java.awt.FileDialog;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.io.File;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.border.EmptyBorder;
public class ComminuteFrame extends JFrame {
/**
*
*/
private static final long serialVersionUID = 2547743180459668116L;
private JPanel contentPane;
private JTextField sourceTextField;
private JTextField sizeTextField;
/**
* Launch the application.
*/
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
try {
ComminuteFrame frame = new ComminuteFrame();
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* Create the frame.
*/
public ComminuteFrame() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setBounds(100, 100, 430, 211);
contentPane = new JPanel();
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
setContentPane(contentPane);
contentPane.setLayout(null);
setTitle("文件分割");
JPanel panel = new JPanel();
panel.setBounds(0, 0, 414, 181);
contentPane.add(panel);
panel.setLayout(null);
JLabel messagelabel = new JLabel("源文件:");
messagelabel.setBounds(47, 41, 54, 20);
panel.add(messagelabel);
sourceTextField = new JTextField();
sourceTextField.setBounds(105, 41, 178, 21);
panel.add(sourceTextField);
sourceTextField.setColumns(10);
JButton sourceButton = new JButton("选择");
sourceButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
do_sourceButton_actionPerformed(arg0);
}
});
sourceButton.setBounds(303, 40, 67, 23);
panel.add(sourceButton);
JLabel sizelabel = new JLabel("分割大小:");
sizelabel.setBounds(34, 86, 67, 15);
panel.add(sizelabel);
sizeTextField = new JTextField();
sizeTextField.setBounds(105, 83, 178, 21);
panel.add(sizeTextField);
sizeTextField.setColumns(10);
sizeTextField.addKeyListener(new KeyAdapter() {
@Override
public void keyTyped(KeyEvent event) { // 某键按下时调用的方法
char ch = event.getKeyChar(); // 获取用户键入的字符
if ((ch < '0' || ch > '9')) { // 如果用户输入的信息不为数字或小数
event.consume(); // 不允许用户键入
}
}
});
JLabel lblM = new JLabel("M");
lblM.setBounds(313, 86, 44, 15);
panel.add(lblM);
JButton cominButton = new JButton("分割");
cominButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
do_cominButton_actionPerformed(arg0);
}
});
cominButton.setBounds(101, 138, 93, 23);
panel.add(cominButton);
JButton close = new JButton("退出");
close.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
do_close_actionPerformed(arg0);
}
});
close.setBounds(229, 138, 93, 23);
panel.add(close);
}
protected void do_sourceButton_actionPerformed(ActionEvent arg0) {
FileDialog fd = new FileDialog(this);
fd.setVisible(true);
String path = fd.getDirectory() fd.getFile();
if (!path.equals("") && !(path == null)) {
sourceTextField.setText(path);
}
}
protected void do_cominButton_actionPerformed(ActionEvent arg0) {
ComminuteUtil util = new ComminuteUtil();
String path = sourceTextField.getText();
int size = Integer.parseInt(sizeTextField.getText());
String subPath = path.substring(0, path.lastIndexOf("\\"));
util.fenGe(new File(path), new File(subPath), size);
JOptionPane.showMessageDialog(getContentPane(), "文件分割成功!", "信息提示框", JOptionPane.PLAIN_MESSAGE);
}
protected void do_close_actionPerformed(ActionEvent arg0) {
System.exit(0);
}
}