用Java来实现区块链原理并简单模拟开发一个小工具-Toy模板网

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前几天心血来潮，用Java模拟实现了一个区块链小工具，该工具是单机版的，没有实现联网功能，属于是单节点的工具，但是对于区块链的核心wk逻辑功能都实现了，如：wk、钱包、转账、记账等功能。界面实现用到了Java的swing包。

下面先看下运行的效果：

主界面：

用Java来实现区块链原理并简单模拟开发一个小工具

转账：

用Java来实现区块链原理并简单模拟开发一个小工具

下面来看看代码：

首先是界面：文章来源地址https://www.toymoban.com/news/detail-508776.html

package com.yuanlrc.app;

import java.awt.Color;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;

import javax.swing.GroupLayout;
import javax.swing.GroupLayout.Alignment;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JProgressBar;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.LayoutStyle.ComponentPlacement;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.border.EmptyBorder;
import javax.swing.border.TitledBorder;

import com.yuanlrc.model.Block;
import com.yuanlrc.model.Transaction;
import com.yuanlrc.thread.MinBlockThread;
import com.yuanlrc.util.CryptoUtil;

public class App extends JFrame {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private JPanel contentPane;
	private JTextField recieverAddressTextField;
	private JTextArea showRstTextArea;
	
	private String address;//当前钱包地址
	
	private List<Block> blockChain;//区块链
	
	private MinBlockThread minBlockThread;
	
	private List<Transaction> txs = new ArrayList<>();
	
	public JProgressBar currentStatusProgressBar;
	private JTextField amountTextField;
	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					App frame = new App();
					frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the frame.
	 */
	public App() {
		try {
			UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
		} catch (ClassNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (InstantiationException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IllegalAccessException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (UnsupportedLookAndFeelException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		address = UUID.randomUUID().toString();
		
		setTitle("【\u733F\u5E01\u6316\u77FF\u5DE5\u5177】钱包地址：" + address +"【当前余额：0】" );
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 717, 571);
		contentPane = new JPanel();
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		setContentPane(contentPane);
		
		JPanel panel = new JPanel();
		panel.setBorder(new TitledBorder(null, "\u524D\u7F6E\u52A8\u4F5C", TitledBorder.LEADING, TitledBorder.TOP, null, null));
		
		JPanel panel_1 = new JPanel();
		panel_1.setBorder(new TitledBorder(null, "\u8F6C\u8D26\u64CD\u4F5C", TitledBorder.LEADING, TitledBorder.TOP, null, null));
		
		JPanel panel_2 = new JPanel();
		panel_2.setBorder(new TitledBorder(null, "\u6316\u77FF\u7ED3\u679C", TitledBorder.LEADING, TitledBorder.TOP, null, null));
		
		JPanel panel_3 = new JPanel();
		panel_3.setBorder(new TitledBorder(null, "\u5F53\u524D\u72B6\u6001", TitledBorder.LEADING, TitledBorder.TOP, null, null));
		GroupLayout gl_contentPane = new GroupLayout(contentPane);
		gl_contentPane.setHorizontalGroup(
			gl_contentPane.createParallelGroup(Alignment.LEADING)
				.addGroup(Alignment.TRAILING, gl_contentPane.createSequentialGroup()
					.addGap(18)
					.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING, false)
						.addComponent(panel_2, Alignment.TRAILING, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
						.addComponent(panel_3, Alignment.TRAILING, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
						.addComponent(panel_1, GroupLayout.DEFAULT_SIZE, G

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