java讀取某個文件夾下的所有文件
學習java基礎知識，讀取文件，讀取某個文件夾，需要讀取所有文件，如何實現呢，看下實例代碼。
實例代碼：
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import java.io.FileNotFoundException;import java.io.IOException;import java.io.File;public class ReadFile { public ReadFile() { } /** * 讀取某個文件夾下的所有文件 */ public static boolean readfile(String filepath) throws FileNotFoundException, IOException { try { File file = new File(filepath); if (!file.isDirectory()) { System.out.println("文件"); System.out.println("path=" + file.getPath()); System.out.println("absolutepath=" + file.getAbsolutePath()); System.out.println("name=" + file.getName()); } else if (file.isDirectory()) { System.out.println("文件夾"); String[] filelist = file.list(); for (int i = 0; i < filelist.length; i++) { File readfile = new File(filepath + "\\" + filelist[i]); if (!readfile.isDirectory()) { System.out.println("path=" + readfile.getPath()); System.out.println("absolutepath=" + readfile.getAbsolutePath()); System.out.println("name=" + readfile.getName()); } else if (readfile.isDirectory()) { readfile(filepath + "\\" + filelist[i]); } } } } catch (FileNotFoundException e) { System.out.println("readfile() Exception:" + e.getMessage()); } return true; } /** * 刪除某個文件夾下的所有文件夾和文件 */ /*public static boolean deletefile(String delpath) throws FileNotFoundException, IOException { try { File file = new File(delpath); if (!file.isDirectory()) { System.out.println("1"); file.delete(); } else if (file.isDirectory()) { System.out.println("2"); String[] filelist = file.list(); for (int i = 0; i < filelist.length; i++) { File delfile = new File(delpath + "\\" + filelist[i]); if (!delfile.isDirectory()) { System.out.println("path=" + delfile.getPath()); System.out.println("absolutepath=" + delfile.getAbsolutePath()); System.out.println("name=" + delfile.getName()); delfile.delete(); System.out.println("刪除文件成功"); } else if (delfile.isDirectory()) { deletefile(delpath + "\\" + filelist[i]); } } file.delete(); } } catch (FileNotFoundException e) { System.out.println("deletefile() Exception:" + e.getMessage()); } return true; }*/ public static void main(String[] args) { try { readfile("e:/videos"); // deletefile("D:/file"); } catch (FileNotFoundException ex) { } catch (IOException ex) { } System.out.println("ok"); }} |
原文鏈接：http://blog.csdn.net/devilnov/article/details/9996861
