像UE一样将二进制文件转换为16进制显示

package test;

import java.awt.Dimension;

import java.awt.Toolkit;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.File;

import java.io.FileOutputStream;

import java.nio.file.Files;

import java.nio.file.Paths;

import javax.swing.JButton;

import javax.swing.JFileChooser;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JTextField;

public class ShowBinary extends JFrame{

/**

*

*/

private static final long serialVersionUID = 1L;

public ShowBinary(){

this.setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);

this.setLayout(null);

int width = 420;

int height = 160;

Toolkit tk = Toolkit.getDefaultToolkit();

Dimension d = tk.getScreenSize();

int x = (d.width - width) / 2;

int y = (d.height - height) / 2;

this.setLocation(x, y);

this.setSize(width, height);

this.setTitle("转换二进制文件");

this.setResizable(false);

JLabel label = new JLabel("二进制文件:");

this.add(label);

label.setBounds(25, 10, 80, 30);

final JTextField text = new JTextField();

this.add(text);

text.setBounds(100, 10, 200, 25);

text.setEditable(false);

final JFileChooser file = new JFileChooser();

file.setFileSelectionMode(JFileChooser.FILES_ONLY);

this.add(file);

JButton btn = new JButton("选择");

btn.setBounds(310, 10, 60, 25);

btn.addActionListener(new ActionListener() {

@Override

public void actionPerformed(ActionEvent e) {

int state = file.showOpenDialog(null);

if(state!=1){

File f = file.getSelectedFile();

text.setText(f.getAbsolutePath());

}

}

});

this.add(btn);

JLabel label1 = new JLabel("可看二进制:");

this.add(label1);

label1.setBounds(25, 50, 80, 25);

final JTextField text1 = new JTextField();

text1.setEditable(false);

this.add(text1);

text1.setBounds(100, 50, 200, 25);

final JFileChooser file1 = new JFileChooser();

file1.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);

this.add(file1);

JButton btn1 = new JButton("选择");

btn1.setBounds(310, 50, 60, 25);

btn1.addActionListener(new ActionListener() {

@Override

public void actionPerformed(ActionEvent e) {

int state = file1.showOpenDialog(null);

if(state!=1){

File f = file1.getSelectedFile();

text1.setText(f.getAbsolutePath());

}

}

});

this.add(btn1);

JButton sure = new JButton("生成");

sure.addActionListener(new ActionListener() {

@Override

public void actionPerformed(ActionEvent e) {

String filepath = text.getText();

if(filepath==null||(filepath=filepath.trim()).length()==0){

return;

}

int last = filepath.length();

if(filepath.contains(".")){

last = filepath.lastIndexOf(".");

}

String name = filepath.substring(filepath.lastIndexOf(File.separator), last);

String defaultPath = filepath.substring(0, filepath.lastIndexOf(File.separator));

String path = text1.getText();

if(path!=null&&path.trim().length()>0){

defaultPath = path.trim();

}

String targetName = defaultPath + name + ".txt";

create(filepath, targetName);

}

});

this.add(sure);

sure.setBounds(100, 90, 60, 30);

JButton close = new JButton("关闭");

close.addActionListener(new ActionListener() {

@Override

public void actionPerformed(ActionEvent e) {

System.exit(0);

}

});

this.add(close);

close.setBounds(200, 90, 60, 30);

this.setVisible(true);

}

private void create(String source, String target){

FileOutputStream os = null;

try{

os = new FileOutputStream(target);

byte[] bts = Files.readAllBytes(Paths.get(source));

int i = 1;

for(byte b:bts){

int h = 0xf&(b>>>4);

int l = 0xf&b;

String s = (Integer.toHexString(h)+Integer.toHexString(l)).toUpperCase()+" ";

os.write(s.getBytes());

if(i%16==0){

os.write("\n".getBytes());

}

i++;

}

os.flush();

}catch (Exception e) {

// skip

}finally{

if(os!=null){

try{

os.close();

}catch (Exception e) {

}

}

}

}

public static void main(String[] args) {

new ShowBinary();

}

}