251 lines
9.3 KiB
Java
251 lines
9.3 KiB
Java
package com.yunbao.faceunity.utils;
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import android.util.Log;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipFile;
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import java.util.zip.ZipInputStream;
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import java.util.zip.ZipOutputStream;
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/**
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* @author: lijuan
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* @description: 解压ZIP文件
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* @date: 2017-04-11
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* @time: 09:22
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*/
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public class ZipUtils {
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public static final String TAG = "ZIP";
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/**
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* 解压zip到指定的路径
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*
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* @param zipFileString ZIP的名称
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* @param outPathString 要解压缩路径
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* @throws Exception
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*/
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public static void unZipFolder(String zipFileString, String outPathString) throws Exception {
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ZipInputStream inZip = new ZipInputStream(new FileInputStream(zipFileString));
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ZipEntry zipEntry;
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String szName = "";
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while ((zipEntry = inZip.getNextEntry()) != null) {
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szName = zipEntry.getName();
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if (zipEntry.isDirectory()) {
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//获取部件的文件夹名
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szName = szName.substring(0, szName.length() - 1);
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File folder = new File(outPathString + File.separator + szName);
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folder.mkdirs();
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} else {
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Log.i(TAG, outPathString + File.separator + szName);
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File file = new File(outPathString + File.separator + szName);
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if (!file.exists()) {
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Log.i(TAG, "Create the file:" + outPathString + File.separator + szName);
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file.getParentFile().mkdirs();
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file.createNewFile();
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}
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// 获取文件的输出流
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FileOutputStream out = new FileOutputStream(file);
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int len;
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byte[] buffer = new byte[1024];
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// 读取（字节）字节到缓冲区
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while ((len = inZip.read(buffer)) != -1) {
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// 从缓冲区（0）位置写入（字节）字节
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out.write(buffer, 0, len);
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out.flush();
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}
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out.close();
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}
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}
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inZip.close();
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}
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/**
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* 解压zip到指定的路径
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*
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* @param zipFileString ZIP的名称
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* @param outPathString 要解压缩路径
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* @throws Exception
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*/
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public static ArrayList<String> unZipFolderWithFileName(String zipFileString, String outPathString) throws Exception {
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//记录所有文件名
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ArrayList<String> list = new ArrayList<>();
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ZipInputStream inZip = new ZipInputStream(new FileInputStream(zipFileString));
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ZipEntry zipEntry;
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String szName = "";
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while ((zipEntry = inZip.getNextEntry()) != null) {
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szName = zipEntry.getName();
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if (zipEntry.isDirectory()) {
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//获取部件的文件夹名
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szName = szName.substring(0, szName.length() - 1);
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File folder = new File(outPathString + File.separator + szName);
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folder.mkdirs();
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} else {
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Log.i(TAG, outPathString + File.separator + szName);
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list.add(szName);
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File file = new File(outPathString + File.separator + szName);
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if (!file.exists()) {
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Log.i(TAG, "Create the file:" + outPathString + File.separator + szName);
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file.getParentFile().mkdirs();
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file.createNewFile();
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}
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// 获取文件的输出流
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FileOutputStream out = new FileOutputStream(file);
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int len;
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byte[] buffer = new byte[1024];
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// 读取（字节）字节到缓冲区
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while ((len = inZip.read(buffer)) != -1) {
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// 从缓冲区（0）位置写入（字节）字节
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out.write(buffer, 0, len);
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out.flush();
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}
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out.close();
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}
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}
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inZip.close();
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return list;
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}
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public static void unZipFolder(String zipFileString, String outPathString, String szName) throws Exception {
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ZipInputStream inZip = new ZipInputStream(new FileInputStream(zipFileString));
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ZipEntry zipEntry;
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while ((zipEntry = inZip.getNextEntry()) != null) {
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//szName = zipEntry.getName();
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if (zipEntry.isDirectory()) {
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//获取部件的文件夹名
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szName = szName.substring(0, szName.length() - 1);
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File folder = new File(outPathString + File.separator + szName);
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folder.mkdirs();
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} else {
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Log.i(TAG, outPathString + File.separator + szName);
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File file = new File(outPathString + File.separator + szName);
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if (!file.exists()) {
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Log.i(TAG, "Create the file:" + outPathString + File.separator + szName);
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file.getParentFile().mkdirs();
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file.createNewFile();
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}
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// 获取文件的输出流
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FileOutputStream out = new FileOutputStream(file);
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int len;
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byte[] buffer = new byte[1024];
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// 读取（字节）字节到缓冲区
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while ((len = inZip.read(buffer)) != -1) {
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// 从缓冲区（0）位置写入（字节）字节
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out.write(buffer, 0, len);
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out.flush();
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}
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out.close();
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}
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}
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inZip.close();
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}
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/**
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* 压缩文件和文件夹
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*
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* @param srcFileString 要压缩的文件或文件夹
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* @param zipFileString 解压完成的Zip路径
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* @throws Exception
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*/
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public static void zipFolder(String srcFileString, String zipFileString) throws Exception {
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//创建ZIP
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ZipOutputStream outZip = new ZipOutputStream(new FileOutputStream(zipFileString));
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//创建文件
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File file = new File(srcFileString);
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//压缩
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zipFiles(file.getParent() + File.separator, file.getName(), outZip);
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//完成和关闭
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outZip.finish();
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outZip.close();
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}
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/**
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* 压缩文件
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*
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* @param folderString
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* @param fileString
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* @param zipOutputSteam
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* @throws Exception
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*/
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private static void zipFiles(String folderString, String fileString, ZipOutputStream zipOutputSteam) throws Exception {
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if (zipOutputSteam == null)
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return;
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File file = new File(folderString + fileString);
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if (file.isFile()) {
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ZipEntry zipEntry = new ZipEntry(fileString);
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FileInputStream inputStream = new FileInputStream(file);
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zipOutputSteam.putNextEntry(zipEntry);
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int len;
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byte[] buffer = new byte[4096];
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while ((len = inputStream.read(buffer)) != -1) {
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zipOutputSteam.write(buffer, 0, len);
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}
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zipOutputSteam.closeEntry();
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} else {
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//文件夹
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String fileList[] = file.list();
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//没有子文件和压缩
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if (fileList.length <= 0) {
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ZipEntry zipEntry = new ZipEntry(fileString + File.separator);
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zipOutputSteam.putNextEntry(zipEntry);
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zipOutputSteam.closeEntry();
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}
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//子文件和递归
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for (int i = 0; i < fileList.length; i++) {
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zipFiles(folderString, fileString + File.separator + fileList[i], zipOutputSteam);
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}
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}
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}
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/**
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* 返回zip的文件输入流
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*
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* @param zipFileString zip的名称
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* @param fileString ZIP的文件名
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* @return InputStream
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* @throws Exception
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*/
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public static InputStream upZip(String zipFileString, String fileString) throws Exception {
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ZipFile zipFile = new ZipFile(zipFileString);
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ZipEntry zipEntry = zipFile.getEntry(fileString);
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return zipFile.getInputStream(zipEntry);
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}
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/**
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* 返回ZIP中的文件列表（文件和文件夹）
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*
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* @param zipFileString ZIP的名称
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* @param bContainFolder 是否包含文件夹
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* @param bContainFile 是否包含文件
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* @return
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* @throws Exception
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*/
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public static List<File> getFileList(String zipFileString, boolean bContainFolder, boolean bContainFile) throws Exception {
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List<File> fileList = new ArrayList<File>();
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ZipInputStream inZip = new ZipInputStream(new FileInputStream(zipFileString));
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ZipEntry zipEntry;
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String szName = "";
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while ((zipEntry = inZip.getNextEntry()) != null) {
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szName = zipEntry.getName();
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if (zipEntry.isDirectory()) {
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// 获取部件的文件夹名
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szName = szName.substring(0, szName.length() - 1);
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File folder = new File(szName);
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if (bContainFolder) {
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fileList.add(folder);
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}
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} else {
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File file = new File(szName);
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if (bContainFile) {
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fileList.add(file);
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}
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}
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}
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inZip.close();
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return fileList;
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}
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} |