在jar包下找class文件

package yqh; import java.awt.BorderLayout; import java.awt.Container; import java.awt.FlowLayout; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; import javax.swing.JButton; import javax.swing.JCheckBox; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTextArea; import javax.swing.JTextField; public class JARSearchFile extends JFrame{ JTextField jtf0=new JTextField(); JTextField jtf1=new JTextField(); JCheckBox jcb[]=new JCheckBox[3]; JTextArea jlist=new JTextArea(); public JARSearchFile(){ setTitle("漫漫长路--JAR查找文件器"); JLabel jl1=new JLabel("输入你要查找的文件 : "); JLabel jl2=new JLabel("输入你要查找的路径 : "); jcb[0]=new JCheckBox(" jar ",true); jcb[0].setActionCommand("jar"); jcb[1]=new JCheckBox(" rar "); jcb[1].setActionCommand("rar"); jcb[2]=new JCheckBox(" zip "); jcb[2].setActionCommand("zip"); JButton jb=new JButton("确定"); Container conn=this.getContentPane(); conn.setLayout(new BorderLayout()); JPanel temp=new JPanel(); temp.setLayout(new GridLayout(0,2)); temp.add(jl1); temp.add(jtf0); conn.add(temp); JPanel temp1=new JPanel(); temp1.setLayout(new GridLayout(0,2)); temp1.add(jl2); temp1.add(jtf1); JPanel tempAll=new JPanel(); tempAll.setLayout(new BorderLayout()); tempAll.add(temp,BorderLayout.NORTH); tempAll.add(temp1,BorderLayout.SOUTH); //1 conn.add(tempAll,BorderLayout.NORTH); temp=new JPanel(); temp.setLayout(new GridLayout(1,0)); for(int i=0;i<jcb.length;i++) temp.add(jcb[i]); temp1=new JPanel(); temp1.setLayout(new BorderLayout()); temp1.add(jb,BorderLayout.EAST); tempAll=new JPanel(); tempAll.setLayout(new BorderLayout()); tempAll.add(temp,BorderLayout.NORTH); tempAll.add(temp1,BorderLayout.SOUTH); //2 conn.add(tempAll,BorderLayout.SOUTH); jlist.setSize(350, 200); jlist.setText(""); jlist.setEditable(false); conn.add(jlist); jb.addActionListener(new myActionListener()); } /** * @param args */ public static void main(String[] args) { JARSearchFile mf=new JARSearchFile(); mf.setSize(400,400); mf.setVisible(true); mf.setDefaultCloseOperation(3); } class myActionListener implements ActionListener{ public void actionPerformed(ActionEvent arg0) { // TODO Auto-generated method stub String searchFile=jtf0.getText(); // System.out.println(searchFile); String searchPathStr=jtf1.getText(); File searchPath=new File(searchPathStr); int selectInt=0; int temp[]=new int[3]; for(int i=0;i<jcb.length;i++){ if(jcb[i].isSelected()){ temp[selectInt]=i; selectInt++; } } if(selectInt==0)return ; String searchEnds[]=new String[selectInt]; for(int i=0;i<selectInt;i++){ searchEnds[i]=jcb[temp[i]].getActionCommand(); } find(searchPath,searchFile,searchEnds); System.out.println("搜索完成"); javax.swing.JOptionPane.showMessageDialog(null, "搜索完成"); } } class myFilter implements java.io.FileFilter{ String searchEnds[]=null; public myFilter(String searchEnds[]){ this.searchEnds=searchEnds; } public boolean accept(File arg0) { String name=arg0.getName(); for(int i=0;i<searchEnds.length;i++) if(name.endsWith("."+searchEnds[i])){ return true; } return false; } } public void find(File searchPath,String searchFile,String[] searchEnds){ File findOfFile[]=searchPath.listFiles(new myFilter(searchEnds)); // System.out.println("findOfFile "+findOfFile.length+findOfFile[0].getName()); jlist.setText(""); jlist.append("\n\n"); try { // for(int i=0;i<findOfFile.length;i++){ // System.out.println("--- "+findOfFile[i].getName()); // } //System.in.read(); for(int i=0;i<findOfFile.length;i++){ ZipInputStream myzip=new ZipInputStream( new FileInputStream(findOfFile[i])); ZipEntry zipFile=myzip.getNextEntry(); while(zipFile!=null){ if(zipFile.getName().indexOf(searchFile)!=-1){ jlist.append(" "+findOfFile[i].getName()+" \n"); break; } zipFile=myzip.getNextEntry(); } if(findOfFile[i].isDirectory()){ find(findOfFile[i],searchFile,searchEnds); } } } catch (FileNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }