import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.util.zip.ZipOutputStream; import org.apache.tools.ant.Project; import org.apache.tools.ant.taskdefs.Expand; import org.apache.tools.zip.ZipEntry; import com.xyq.io.util.CloseIoUtil; public class ZipUtil {  private static final String ENCODE = "UTF-8";  public static void zip(String inputFilePath, String zipFileName) {   File inputFile = new File(inputFilePath);   if (!inputFile.exists())    throw new RuntimeException("原始文件不存在!!!");   File basetarZipFile = new File(zipFileName).getParentFile();   if (!basetarZipFile.exists() && !basetarZipFile.mkdirs())    throw new RuntimeException("目标文件无法创建!!!");   BufferedOutputStream bos = null;   FileOutputStream out = null;   ZipOutputStream zOut = null;   try {    // 创建文件输出对象out,提示:注意中文支持    out = new FileOutputStream(new String(zipFileName.getBytes(ENCODE)));    bos = new BufferedOutputStream(out);    // 將文件輸出ZIP输出流接起来    zOut = new ZipOutputStream(bos);    zip(zOut, inputFile, inputFile.getName());    CloseIoUtil.closeAll(zOut, bos, out);   } catch (Exception e) {    e.printStackTrace();   }  }  private static void zip(ZipOutputStream zOut, File file, String base) {   try {    // 如果文件句柄是目录    if (file.isDirectory()) {     // 获取目录下的文件     File[] listFiles = file.listFiles();     // 建立ZIP条目     zOut.putNextEntry(new ZipEntry(base + "/"));     base = (base.length() == 0 ? "" : base + "/");     if (listFiles != null && listFiles.length > 0)      // 遍历目录下文件      for (File f : listFiles)       // 递归进入本方法       zip(zOut, f, base + f.getName());    }    // 如果文件句柄是文件    else {     if (base == "") {      base = file.getName();     }     // 填入文件句柄     zOut.putNextEntry(new ZipEntry(base));     // 开始压缩     // 从文件入流读,写入ZIP 出流     writeFile(zOut, file);    }   } catch (Exception e) {    e.printStackTrace();   }  }  private static void writeFile(ZipOutputStream zOut, File file)    throws IOException {   FileInputStream in = null;   BufferedInputStream bis = null;   in = new FileInputStream(file);   bis = new BufferedInputStream(in);   int len = 0;   byte[] buff = new byte[2048];   while ((len = bis.read(buff)) != -1)    zOut.write(buff, 0, len);   zOut.flush();   CloseIoUtil.closeAll(bis, in);  }  /****   * 解压   *   * @param zipPath   *            zip文件路径   * @param destinationPath   *            解压的目的地点   * @param ecode   *            文件名的编码字符集   */  public static void unZip(String zipPath, String destinationPath) {   File zipFile = new File(zipPath);   if (!zipFile.exists())    throw new RuntimeException("zip file " + zipPath      + " does not exist.");   Project proj = new Project();   Expand expand = new Expand();   expand.setProject(proj);   expand.setTaskType("unzip");   expand.setTaskName("unzip");   expand.setSrc(zipFile);   expand.setDest(new File(destinationPath));   expand.setEncoding(ENCODE);   expand.execute();   System.out.println("unzip done!!!");  }  public static void main(String[] args) {   String dir = new String("F:\\我的备份\\文档\\MyEclipse+9.0正式版破解与激活(亲测可用)");   dir = new String("F:/111.JPG");   zip(dir, "f:/BZBXB/zipant.zip");   unZip("f:/BZBXB/zipant.zip", "f:/XX/xx/");  } }