1 /* 2 * Copyright (C) 2022 The Dagger Authors. 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 dagger.hilt.android.plugin.util 18 19 import java.io.File 20 import java.io.InputStream 21 import java.util.zip.ZipEntry 22 import java.util.zip.ZipInputStream 23 24 /* Checks if a file is a .class file. */ isClassFilenull25fun File.isClassFile() = this.isFile && this.extension == "class" 26 27 /* Checks if a Zip entry is a .class file. */ 28 fun ZipEntry.isClassFile() = !this.isDirectory && this.name.endsWith(".class") 29 30 /* Checks if a file is a .jar file. */ 31 fun File.isJarFile() = this.isFile && this.extension == "jar" 32 33 /** 34 * Get a sequence of files in a platform independent order from walking this 35 * file/directory recursively. 36 */ 37 fun File.walkInPlatformIndependentOrder() = this.walkTopDown().sortedBy { 38 it.toRelativeString(this).replace(File.separatorChar, '/') 39 } 40 41 /* Executes the given [block] function over each [ZipEntry] in this [ZipInputStream]. */ <lambda>null42fun ZipInputStream.forEachZipEntry(block: (InputStream, ZipEntry) -> Unit) = use { 43 var inputEntry = nextEntry 44 while (inputEntry != null) { 45 block(this, inputEntry) 46 inputEntry = nextEntry 47 } 48 } 49