java编写的命令行文件/文件夹管理程序

package Test; import java.io.*; import java.nio.charset.Charset; import java.util.zip.ZipEntry; import java.util.zip.ZipException; import java.util.zip.ZipFile; import java.util.zip.ZipInputStream; import java.util.zip.ZipOutputStream; public class FileOperate { private static final byte[] KEYVALUE = "fffff".getBytes(); private static final int BUFFERLEN = 512; public static boolean DelFile(String path) { File file = new File(path); if (file.isFile() && file.exists()) { file.delete(); //System.out.println("删除成功!"); return true; } else { //System.out.println("删除失败!"); return false; } } public static boolean RenameFile(String path , String oldName , String newName) { File file = new File(path + "\\" + oldName); if (file.isFile() && file.exists()) { file.renameTo(new File(path + "\\" + newName)); //System.out.println("重命名成功!"); return true; } else { //System.out.println("重命名失败!"); return false; } } public static boolean CopyFile(String oldPath , String newPath) { try { InputStream in=new FileInputStream(oldPath); OutputStream out=new FileOutputStream(newPath); IOOperation.copy(in, out); in.close(); out.close(); //System.out.print("操作成功!"); return true; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); //System.out.print("操作失败!"); return false; } } public static boolean Encrypt(String path) throws IOException { try { String newPath = path + ".txt"; File ifile = new File(path); File ofile = new File(newPath); if (!ifile.isFile() || !ifile.exists()) { System.out.println("文件不存在或不是文件!"); return false; } if (!ofile.isFile() || !ofile.exists()) { ofile.createNewFile(); } FileInputStream in = new FileInputStream(path); FileOutputStream out = new FileOutputStream(ofile); int c, pos=0, keylen; keylen = KEYVALUE.length; byte buffer[] = new byte[BUFFERLEN]; while ((c = in.read(buffer)) != -1) { for (int i = 0; i < c; i++) { buffer[i] ^= KEYVALUE[pos]; out.write(buffer[i]); pos++; if (pos == keylen) pos = 0; } } in.close(); out.close(); DelFile(path); ofile.renameTo(new File(path)); return true; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); return false; } } public static boolean Decrypt(String path) throws IOException { try { String newPath = path + ".txt"; File ifile = new File(path); File ofile = new File(newPath); if (!ifile.isFile() || !ifile.exists()) { System.out.println("文件不存在或不是文件!"); return false; } if (!ofile.isFile() || !ofile.exists()) { ofile.createNewFile(); } FileInputStream in = new FileInputStream(path); FileOutputStream out = new FileOutputStream(ofile); int c, pos, keylen; pos = 0; keylen = KEYVALUE.length; byte buffer[] = new byte[BUFFERLEN]; while ((c = in.read(buffer)) != -1) { for (int i = 0; i < c; i++) { buffer[i] ^= KEYVALUE[pos]; out.write(buffer[i]); pos++; if (pos == keylen) pos = 0; } } in.close(); out.close(); DelFile(path); ofile.renameTo(new File(path)); return true; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); return false; } } public static boolean Compress(String path) throws IOException { try { File file = new File(path); if (!file.isFile() || !file.exists()) { System.out.println("文件不存在或不是文件!"); return false; } ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(path+".zip"), Charset.forName("GBK")); ZipEntry entry = new ZipEntry(file.getName()); zos.putNextEntry(entry); InputStream is = new FileInputStream(path); int len = 0; while ((len = is.read()) != -1) zos.write(len); is.close(); zos.close(); return true; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); return false; } } public static boolean Decompress(String path , String newPath) throws ZipException, IOException { try { File file = new File(path);//压缩文件 if (!newPath.endsWith(File.separator)) { newPath = newPath + File.separator; } if (!file.isFile() || !file.exists()) { System.out.println("文件不存在或不是文件!"); return false; } ZipFile zipFile = new ZipFile(file); //实例化ZipFile，每一个zip压缩文件都可以表示为一个ZipFile //实例化一个Zip压缩文件的ZipInputStream对象，可以利用该类的getNextEntry()方法依次拿到每一个ZipEntry对象 ZipInputStream zipInputStream = new ZipInputStream(new FileInputStream(file), Charset.forName("GBK")); ZipEntry zipEntry = null; while ((zipEntry = zipInputStream.getNextEntry()) != null) { String fileName = zipEntry.getName(); File temp = new File(newPath + fileName); if (! temp.getParentFile().exists()) temp.getParentFile().mkdirs(); OutputStream os = new FileOutputStream(temp); //通过ZipFile的getInputStream方法拿到具体的ZipEntry的输入流 InputStream is = zipFile.getInputStream(zipEntry); int len = 0; while ((len = is.read()) != -1) os.write(len); os.close(); is.close(); } zipInputStream.close(); return true; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); return false; } } }