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package com.ly.xjgl.utils;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.io.InputStream;
import java.io.OutputStream;import java.util.Enumeration;import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipFile;
import org.apache.tools.zip.ZipOutputStream;/*** ZIP工具包(支持中文)* 依赖：ant-1.9.6.jar*/
public class CHZipUtils {/**使用GBK编码可以避免压缩中文文件名乱码*/private static final String CHINESE_CHARSET = "GBK";/**文件读取缓冲区大小*/private static final int CACHE_SIZE = 1024;/*** 压缩文件* @param sourceFolder 压缩文件夹* @param zipFilePath 压缩文件输出路径*/public static void zip(String sourceFolder, String zipFilePath) {OutputStream os = null;BufferedOutputStream bos = null;ZipOutputStream zos = null;try {os = new FileOutputStream(zipFilePath);bos = new BufferedOutputStream(os);zos = new ZipOutputStream(bos);// 解决中文文件名乱码zos.setEncoding(CHINESE_CHARSET);File file = new File(sourceFolder);String basePath = null;if (file.isDirectory()) { //压缩文件夹basePath = file.getPath();} else {basePath = file.getParent();}zipFile(file, basePath, zos);} catch (Exception e) {e.printStackTrace();} finally {try {if (zos != null) {zos.closeEntry();zos.close();}if (bos != null) {bos.close();}if (os != null) {os.close();}} catch (IOException e) {e.printStackTrace();}}}/*** 递归压缩文件* @param parentFile* @param basePath* @param zos* @throws Exception*/private static void zipFile(File parentFile, String basePath,ZipOutputStream zos) throws Exception {File[] files = new File[0];if (parentFile.isDirectory()) {files = parentFile.listFiles();} else {files = new File[1];files[0] = parentFile;}String pathName;InputStream is;BufferedInputStream bis;byte[] cache = new byte[CACHE_SIZE];for (File file : files) {if (file.isDirectory()) {pathName =file.getPath().substring(basePath.length() + 1) + File.separator;zos.putNextEntry(new ZipEntry(pathName));zipFile(file, basePath, zos);} else {pathName = file.getPath().substring(basePath.length() + 1);is = new FileInputStream(file);bis = new BufferedInputStream(is);zos.putNextEntry(new ZipEntry(pathName));int nRead = 0;while ((nRead = bis.read(cache, 0, CACHE_SIZE)) != -1) {zos.write(cache, 0, nRead);}bis.close();is.close();}}}/*** 解压压缩包* @param zipFilePath 压缩文件路径* @param destDir 解压目录*/public static void unZip(String zipFilePath, String destDir) {ZipFile zipFile = null;try {BufferedInputStream bis = null;FileOutputStream fos = null;BufferedOutputStream bos = null;zipFile = new ZipFile(zipFilePath, CHINESE_CHARSET);Enumeration<ZipEntry> zipEntries = zipFile.getEntries();File file, parentFile;ZipEntry entry;byte[] cache = new byte[CACHE_SIZE];while (zipEntries.hasMoreElements()) {entry = (ZipEntry)zipEntries.nextElement();if (entry.isDirectory()) {new File(destDir + entry.getName()).mkdirs();continue;}bis = new BufferedInputStream(zipFile.getInputStream(entry));file = new File(destDir + entry.getName());parentFile = file.getParentFile();if (parentFile != null && (!parentFile.exists())) {parentFile.mkdirs();}fos = new FileOutputStream(file);bos = new BufferedOutputStream(fos, CACHE_SIZE);int readIndex = 0;while ((readIndex = bis.read(cache, 0, CACHE_SIZE)) != -1) {fos.write(cache, 0, readIndex);}bos.flush();bos.close();fos.close();bis.close();}} catch (IOException e) {e.printStackTrace();} finally {try {zipFile.close();} catch (IOException e) {e.printStackTrace();}}}public static void main(String[] args) throws Exception {//      String sourceFolder = "D:/test/1.txt";//      String sourceFolder = "D:/test/中文名.txt";String sourceFolder = "D:/test/cms";String zipFilePath = "D:/test/zip/压缩文件.zip";String destDir = "D:/test/zip/";CHZipUtils.zip(sourceFolder, zipFilePath);//      CHZipUtils.unZip(zipFilePath, destDir);System.out.println("********执行成功**********");}}