regxgui.java

用netbean 实现的简单正则表达式调试器

/*
 * RegxGUI.java
 *
 * Created on 2008年9月13日, 下午3:56
 */

package examples;

import java.awt.Color;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 *
 * @author  binli
 */
public class RegxGUI extends javax.swing.JFrame {
    
    /** Creates new form RegxGUI */
    public RegxGUI() {
        initComponents();
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc=" 生成的代码 ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jScrollPane1 = new javax.swing.JScrollPane();
        jOriginText = new javax.swing.JTextArea();
        jRegxText = new javax.swing.JTextField();
        jScrollPane2 = new javax.swing.JScrollPane();
        jResultText = new javax.swing.JTextArea();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jLabel4 = new javax.swing.JLabel();
        jSourceText = new javax.swing.JTextField();
        jLabel5 = new javax.swing.JLabel();
        jLabel6 = new javax.swing.JLabel();
        jDestText = new javax.swing.JTextField();
        jButton3 = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("\u6b63\u5219\u8868\u8fbe\u5f0f\u6d4b\u8bd5\u754c\u9762");
        setBackground(new java.awt.Color(188, 194, 180));
        setForeground(new java.awt.Color(129, 243, 172));
        setResizable(false);
        jLabel1.setText("\u6b63\u5219\u8868\u8fbe\u5f0f");

        jLabel2.setText(" \u539f\u59cb\u6587\u672c");

        jLabel3.setText("\u5339\u914d\u7ed3\u679c");

        jOriginText.setColumns(20);
        jOriginText.setFont(new java.awt.Font("Courier", 0, 16));
        jOriginText.setRows(5);
        jScrollPane1.setViewportView(jOriginText);

        jRegxText.setFont(new java.awt.Font("宋体", 0, 16));

        jResultText.setColumns(20);
        jResultText.setFont(new java.awt.Font("Courier", 0, 16));
        jResultText.setRows(5);
        jScrollPane2.setViewportView(jResultText);

        jButton1.setText("Match");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setText("\u6e05\u7a7a");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jLabel4.setText("\u66ff\u6362");

        jSourceText.setFont(new java.awt.Font("宋体", 0, 16));

        jLabel5.setText("\u6e90");

        jLabel6.setText("\u76ee\u6807");

        jDestText.setFont(new java.awt.Font("宋体", 0, 16));

        jButton3.setText("Replace");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                        .add(jLabel1)
                        .add(jButton2)
                        .add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
                            .add(jLabel3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 67, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                            .add(5, 5, 5)))
                    .add(jLabel2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 67, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                    .add(jButton1)
                    .add(org.jdesktop.layout.GroupLayout.TRAILING, jButton3))
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                            .add(layout.createSequentialGroup()
                                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 625, Short.MAX_VALUE)
                                .addContainerGap())
                            .add(layout.createSequentialGroup()
                                .add(jScrollPane2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 625, Short.MAX_VALUE)
                                .addContainerGap())))
                    .add(layout.createSequentialGroup()
                        .add(6, 6, 6)
                        .add(jRegxText, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 625, Short.MAX_VALUE)
                        .addContainerGap())))
            .add(org.jdesktop.layout.GroupLayout.TRAILING, layout.createSequentialGroup()
                .add(21, 21, 21)
                .add(jLabel4)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 49, Short.MAX_VALUE)
                .add(jLabel5, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 21, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(jSourceText, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 249, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .add(35, 35, 35)
                .add(jLabel6, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 34, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .add(15, 15, 15)
                .add(jDestText, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 201, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .add(73, 73, 73))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
                    .add(jRegxText)
                    .add(jLabel1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 32, Short.MAX_VALUE))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 12, Short.MAX_VALUE)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabel6)
                    .add(jLabel5)
                    .add(jLabel4)
                    .add(jSourceText, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 28, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                    .add(jDestText, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 29, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .add(50, 50, 50)
                        .add(jLabel2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 36, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .add(17, 17, 17)
                        .add(jButton2)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jLabel3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 33, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                    .add(layout.createSequentialGroup()
                        .add(34, 34, 34)
                        .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 179, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)))
                .add(25, 25, 25)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .add(jButton1)
                        .add(76, 76, 76)
                        .add(jButton3))
                    .add(jScrollPane2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 257, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .add(85, 85, 85))
        );
        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
        String sourceRegx = this.jSourceText.getText();
        String destText = this.jDestText.getText();
        String text = this.jOriginText.getText();
        if(sourceRegx!=null&&destText!=null&&text!=null){
            this.jResultText.setText(text.replaceAll(sourceRegx,destText));
        }
    }//GEN-LAST:event_jButton3ActionPerformed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        String regx = this.jRegxText.getText();
        try{
             Pattern pattern = Pattern.compile(regx);
             String content = this.jOriginText.getText();
             if(content!=null&&!content.equals("")){
                Matcher matcher = pattern.matcher(content);
                StringBuilder strBuilder = new StringBuilder();
                int times = 0;
                while(matcher.find()){
                     strBuilder.append("匹配").append(times++).append('\n');
                    int num = matcher.groupCount();
                    for(int i = 0;i<=num;i++){
                        strBuilder.append("位置").append(i).append(':').append('\n');
                        strBuilder.append(matcher.group(i)).append('\n');
                    }
                }
                if(times==0){
                    strBuilder.append("没有匹配结果");
                }
               
                 this.jResultText.setText(strBuilder.toString());
             }
        }catch(Exception e){  
             this.jResultText.setForeground(Color.RED);
         //   this.jResultText.setFont(new Font(255,0,0));
            this.jResultText.setText(e.getMessage());
        }
         
          
    }//GEN-LAST:event_jButton1ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
        this.jOriginText.setText("");
    }//GEN-LAST:event_jButton2ActionPerformed
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new RegxGUI().setVisible(true);
            }
        });
    }
    
    // 变量声明 - 不进行修改//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JTextField jDestText;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JTextArea jOriginText;
    private javax.swing.JTextField jRegxText;
    private javax.swing.JTextArea jResultText;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JTextField jSourceText;
    // 变量声明结束//GEN-END:variables
    
}