Java文件清单列表

 package FileDemo; import java.io.BufferedWriter;
 import java.io.File;
 import java.io.FileWriter;
 import java.io.FilenameFilter;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List; public class FilePropertyTest {     /**
      * @param args
      * @throws IOException
      */
     public static void main(String[] args) throws IOException {         File dir = new File("D:\\Java");
         FilenameFilter filter = new FilenameFilter() {             @Override
             public boolean accept(File dir, String name) {                 return name.endsWith(".txt");
             }
         };
         List<File> list = new ArrayList<File>();
         getFiles(dir, filter, list);
         File destFile = new File("D:\\destfile.txt");
         write2File(list, destFile);
     }     public static void getFiles(File dir, FilenameFilter fileter,
             List<File> list) {
         File files[] = dir.listFiles();
         for (File file : files) {
             if (file.isDirectory()) {
                 getFiles(file, fileter, list);
             } else {
                 if (fileter.accept(dir, file.getName())) {
                     list.add(file);
                 }
             }
         }
     }     public static void write2File(List<File> list, File destFile) throws IOException {
         BufferedWriter bufw = null;
         try {
             bufw = new BufferedWriter(new FileWriter(destFile));
             for (File file : list) {
                 bufw.write(file.getAbsolutePath());
                 bufw.newLine();
                 bufw.flush();
             }
         } catch (Exception e) {
             throw new RuntimeException("出现异常，写入失败");
         } finally {
             if(bufw!=null){
                 try {
                     bufw.close();                 } catch (Exception e2) {                     throw new RuntimeException("关闭失败");
                 }
             }
         }
     } }