1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.webgl.cts; 18 19 import android.util.Log; 20 import java.io.File; 21 import java.io.FileInputStream; 22 import java.io.FileOutputStream; 23 import java.io.InputStream; 24 import java.io.OutputStream; 25 import java.lang.String; 26 import java.util.zip.ZipEntry; 27 import java.util.zip.ZipInputStream; 28 29 30 /** 31 * Some boilerplate code to unzip files. 32 */ 33 public class ZipUtil { 34 private final static String TAG = "ZipUtil"; 35 36 /** 37 * Stream to a file. 38 */ streamToPath(InputStream is, File directory, String name)39 public static void streamToPath(InputStream is, 40 File directory, 41 String name) throws Exception { 42 File file = new File(directory, name); 43 streamToPath(is, file); 44 } 45 streamToPath(InputStream is, File file)46 public static void streamToPath(InputStream is, 47 File file) throws Exception { 48 Log.i(TAG, "Streaming to path " + file.getPath()); 49 OutputStream os = null; 50 os = new FileOutputStream(file); 51 int count = -1; 52 byte[] buffer = new byte[10 * 1024]; 53 while ((count = is.read(buffer)) != -1) { 54 os.write(buffer, 0, count); 55 } 56 os.close(); 57 } 58 59 /** 60 * Unzip to a directory. 61 */ unzipToPath(InputStream is, File filePath)62 public static void unzipToPath(InputStream is, 63 File filePath) throws Exception { 64 ZipInputStream zis = new ZipInputStream(is); 65 unzipToPath(zis, filePath.getPath()); 66 } 67 unzipToPath(ZipInputStream zis, String path)68 public static void unzipToPath(ZipInputStream zis, 69 String path) throws Exception { 70 Log.i(TAG, "Unzipping to path " + path); 71 byte[] buffer = new byte[10 * 1024]; 72 ZipEntry entry; 73 while ((entry = zis.getNextEntry()) != null) { 74 File entryFile = new File(path, entry.getName()); 75 if (entry.isDirectory()) { 76 if (!entryFile.exists()) { 77 entryFile.mkdirs(); 78 } 79 continue; 80 } 81 if (entryFile.getParentFile() != null && 82 !entryFile.getParentFile().exists()) { 83 entryFile.getParentFile().mkdirs(); 84 } 85 if (!entryFile.exists()) { 86 entryFile.createNewFile(); 87 entryFile.setReadable(true); 88 entryFile.setExecutable(true); 89 } 90 streamToPath(zis, entryFile); 91 } 92 zis.close(); 93 } 94 95 /** 96 * Cleanup a directory. 97 */ deleteDirectory(String directoryPath)98 static public boolean deleteDirectory(String directoryPath) { 99 File path = new File(directoryPath); 100 return deleteDirectory(path); 101 } 102 deleteDirectory(File path)103 static public boolean deleteDirectory(File path) { 104 if (path.exists()) { 105 File[] files = path.listFiles(); 106 for(int i = 0; i < files.length; i++) { 107 if(files[i].isDirectory()) { 108 deleteDirectory(files[i]); 109 } else { 110 files[i].delete(); 111 } 112 } 113 return path.delete(); 114 } 115 return false; 116 } 117 } 118