sinat_24551605的博客

对接支付的demo代码 快捷对接，简化编码，很全的接口对接代码，包含了密钥、算法工具类

package vacc; import java.awt.BorderLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.InputEvent; import java.awt.event.KeyEvent; import java.io.BufferedReader; import java.io.File; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.PrintWriter; import javax.swing.JFileChooser; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.KeyStroke; import javax.swing.filechooser.FileNameExtensionFilter; public class TestNotepad { private JFrame jframe;// 主窗体 JPanel jpanel;// 面板 JMenuBar jmenuBar = new JMenuBar();// 菜单面板 JMenu jmenuFile, jmenuEdit;// 主菜单 JMenuItem jmenuItemOpen, jmenuItemNew, jmenuItemSave, jmenuItemSaveAs, jmenuItemExit;// 菜单中的子菜单 JTextArea jtextArea;// 文本框 JScrollPane jscrollPane;// 带滑动条的 JFileChooser jfileChooser;//文件选择器 File currentFile; public TestNotepad() { // TODO Auto-generated constructor stub jframe = new JFrame("我的记事本"); jpanel = new JPanel(); jmenuBar = new JMenuBar(); jtextArea = new JTextArea(); jtextArea.setLineWrap(true);//设置自动换行 jscrollPane = new JScrollPane(jtextArea); jfileChooser = new JFileChooser(); jfileChooser.setFileFilter(new FileNameExtensionFilter("文本文件(*.txt)", "txt")); jmenuFile = new JMenu("文件(F)"); jmenuFile.setMnemonic('F'); jmenuEdit = new JMenu("编辑(E)"); jmenuEdit.setMnemonic('E'); jmenuItemNew = new JMenuItem("新建(N)", 'N'); jmenuItemNew.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N, InputEvent.CTRL_DOWN_MASK)); jmenuItemOpen = new JMenuIt