java文件压缩

	public static boolean compress(File file, String path) {
		ZipOutputStream out = null;
		FileInputStream in = null;
		try {
			out = new ZipOutputStream(new FileOutputStream(path));
			in = new FileInputStream(file);
			out.putNextEntry(new ZipEntry(file.getName()));
			byte[] buf = new byte[ConstantUtil.BUFFER];
			int len;
			while ((len = in.read(buf)) > 0) {
				out.write(buf, 0, len);
			}
		} catch (Exception e) {
			return false;
		} finally {
			if (null != out) {
				try {
					out.closeEntry();
					out.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			if (null != in) {
				try {
					in.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return true;
	}

String xmlPath = StringUtil.FILE_PATH.replaceAll("file:", "") + "upload/" + xml;
			String zipPath = StringUtil.FILE_PATH.replaceAll("file:", "") + "upload/" + zip;
			File file = new File(xmlPath);
			UploadFileUtil.compress(file, zipPath);