JAVA实现文件搜索

- 日理万妓 2022-09-28 11:49 26阅读 0赞

package com.frame.lss.file;

import java.io.File;  
import java.util.ArrayList;  
import java.util.List;  
/\*\*  
 \* 文件搜索  
 \* @author SHOUSHEN LUAN  
 \*/  
public class FileSearch \{  
 public static final String PATH = "D://Software";

public static void main(String arg\[\]) \{  
  try \{  
   searchFile(PATH, "Session.js");  
  \} catch (Exception e) \{  
  \}  
 \}

public static boolean isSearchFile(String searchFile, String filePath) \{  
  int lastFileIndex = filePath.lastIndexOf("//");  
  if (filePath.substring(lastFileIndex + 1).equalsIgnoreCase(searchFile)) \{  
   return true;  
  \}  
  return false;  
 \}

/\*\*  
  \* 实现文件搜索功能  
  \*  
  \* @author SHOUSHEN LUAN  
  \* @param path  
  \* @param fileName  
  \* @throws Exception  
  \*/  
 public static void searchFile(String path, String fileName)  
   throws Exception \{  
  File file = new File(path);  
  if (!file.exists()) \{  
   throw new Exception("指定路径不存在:" + file.getPath());  
  \} else \{  
   String\[\] files = file.list();  
   List<String> isDirectory = new ArrayList<String>();  
   while (true) \{  
    for (int i = 0; i < files.length; i++) \{  
     String pathB = path + "//" + files\[i\];  
     File f = new File(pathB);  
     if (f.isFile()) \{  
      if (isSearchFile(fileName, f.getPath())) \{  
       System.out.println("查询结果：" + f.getPath());  
      \}  
     \} else if (f.isDirectory()) \{  
      isDirectory.add(f.getAbsolutePath());  
     \}  
    \}  
    while (isDirectory.size() > 0) \{  
     List<String> list = new ArrayList<String>();  
     for (int i = 0; i < isDirectory.size(); i++) \{  
      String pathC = isDirectory.get(i);  
      File fil = new File(pathC);  
      String\[\] flist = fil.list();  
      for (int j = 0; j < flist.length; j++) \{  
       String pathD = pathC;  
       pathD = pathD + "//" + flist\[j\];  
       File ff = new File(pathD);  
       if (ff.isFile()) \{  
        if (isSearchFile(fileName, ff.getPath())) \{  
         System.out.println("查询结果：" + ff.getPath());  
        \}  
       \} else if (ff.isDirectory()) \{  
        list.add(ff.getAbsolutePath());  
       \}  
      \}

\}  
     isDirectory = list;  
    \}  
    break;  
   \}  
  \}  
 \}  
\}