package rbase.app.nowscore.util;import java.io.InputStream;/** * Android Zip压缩解压缩 * @author ronald (www.r-base.net) */public final class ZipUtil {  private ZipUtil(){  }  /**   * 取得压缩包中的 文件列表(文件夹,文件自选)   * @param zipFileString压缩包名字   * @param bContainFolder是否包括 文件夹   * @param bContainFile是否包括 文件   * @return   * @throws Exception   */  public static java.util.List<java.io.File> getFileList(String zipFileString, boolean bContainFolder,           boolean bContainFile)throws Exception {    java.util.List<java.io.File> fileList = new java.util.ArrayList<java.io.File>();    java.util.zip.ZipInputStream inZip =                      new java.util.zip.ZipInputStream(new java.io.FileInputStream(zipFileString));    java.util.zip.ZipEntry zipEntry;    String szName = "";    while ((zipEntry = inZip.getNextEntry()) != null) {szName = zipEntry.getName();if (zipEntry.isDirectory()) {  // get the folder name of the widget  szName = szName.substring(0, szName.length() - 1);  java.io.File folder = new java.io.File(szName);  if (bContainFolder) {    fileList.add(folder);  }        } else {  java.io.File file = new java.io.File(szName);  if (bContainFile) {    fileList.add(file);  }}    }//end of while    inZip.close();    return fileList;  }  /**   * 返回压缩包中的文件InputStream   *    * @param zipFilePath压缩文件的名字   * @param fileString解压文件的名字   * @return InputStream   * @throws Exception   */public static java.io.InputStream upZip(String zipFilePath, String fileString)throws Exception {java.util.zip.ZipFile zipFile = new java.util.zip.ZipFile(zipFilePath);java.util.zip.ZipEntry zipEntry = zipFile.getEntry(fileString);return zipFile.getInputStream(zipEntry);}/** * 解压一个压缩文档 到指定位置 * @param zipFileString压缩包的名字 * @param outPathString指定的路径 * @throws Exception */public static void unZipFolder(InputStream input, String outPathString)throws Exception {java.util.zip.ZipInputStream inZip = new java.util.zip.ZipInputStream(input);java.util.zip.ZipEntry zipEntry = null;String szName = "";while ((zipEntry = inZip.getNextEntry()) != null) {szName = zipEntry.getName();if (zipEntry.isDirectory()) {  // get the folder name of the widget  szName = szName.substring(0, szName.length() - 1);  java.io.File folder = new java.io.File(outPathString + java.io.File.separator + szName);  folder.mkdirs();} else {  java.io.File file = new java.io.File(outPathString + java.io.File.separator + szName);  file.createNewFile();  // get the output stream of the file  java.io.FileOutputStream out = new java.io.FileOutputStream(file);  int len;  byte[] buffer = new byte[1024];  // read (len) bytes into buffer  while ((len = inZip.read(buffer)) != -1) {// write (len) byte from buffer at the position 0out.write(buffer, 0, len);out.flush();  }  out.close();}}//end of whileinZip.close();}/** * 解压一个压缩文档 到指定位置 * @param zipFileString压缩包的名字 * @param outPathString指定的路径 * @throws Exception */public static void unZipFolder(String zipFileString, String outPathString)throws Exception {unZipFolder(new java.io.FileInputStream(zipFileString),outPathString);}//end of func/** * 压缩文件,文件夹 *  * @param srcFilePath要压缩的文件/文件夹名字 * @param zipFilePath指定压缩的目的和名字 * @throws Exception */public static void zipFolder(String srcFilePath, String zipFilePath)throws Exception {  //创建Zip包  java.util.zip.ZipOutputStream outZip =               new java.util.zip.ZipOutputStream(new java.io.FileOutputStream(zipFilePath));  //打开要输出的文件  java.io.File file = new java.io.File(srcFilePath);  //压缩  zipFiles(file.getParent()+java.io.File.separator, file.getName(), outZip);  //完成,关闭  outZip.finish();          outZip.close();        }//end of func/** * 压缩文件 * @param folderPath * @param filePath * @param zipOut * @throws Exception */private static void zipFiles(String folderPath, String filePath,                      java.util.zip.ZipOutputStream zipOut)throws Exception{  if(zipOut == null){    return;  }  java.io.File file = new java.io.File(folderPath+filePath);  //判断是不是文件  if (file.isFile()) {    java.util.zip.ZipEntry zipEntry =  new java.util.zip.ZipEntry(filePath);    java.io.FileInputStream inputStream = new java.io.FileInputStream(file);    zipOut.putNextEntry(zipEntry);    int len;    byte[] buffer = new byte[4096];    while((len=inputStream.read(buffer)) != -1) { zipOut.write(buffer, 0, len);    }     zipOut.closeEntry();  } else {   //文件夹的方式,获取文件夹下的子文件   String fileList[] = file.list();   //如果没有子文件, 则添加进去即可   if (fileList.length <= 0) {  java.util.zip.ZipEntry zipEntry =                         new java.util.zip.ZipEntry(filePath+java.io.File.separator);zipOut.putNextEntry(zipEntry);zipOut.closeEntry();   }   //如果有子文件, 遍历子文件   for (int i = 0; i < fileList.length; i++) {zipFiles(folderPath, filePath+java.io.File.separator+fileList[i], zipOut);   }//end of for         }//end of if     }//end of func}