| // Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| package com.android.tools.r8.desugar.bridge; |
| |
| import org.objectweb.asm.ClassWriter; |
| import org.objectweb.asm.Handle; |
| import org.objectweb.asm.Label; |
| import org.objectweb.asm.MethodVisitor; |
| import org.objectweb.asm.Opcodes; |
| import org.objectweb.asm.Type; |
| |
| public class LambdaWithMultipleImplementingInterfacesCovariantDump implements Opcodes { |
| |
| // Generated from LambdaWithMultipleImplementingInterfaces with the bootstrapmethod changed from: |
| // 0: #47 invokestatic java/lang/invoke/LambdaMetafactory.altMetafactory:... |
| // Method arguments: |
| // #48 ()Ljava/lang/String; |
| // #49 invokestatic com/android/tools/r8/desugar/bridge/ |
| // LambdaWithMultipleImplementingInterfaces.lambda$main$0:()Ljava/lang/String; |
| // #48 ()Ljava/lang/String; |
| // #50 4 |
| // #51 1 |
| // #52 ()Ljava/lang/Object; |
| // to |
| // 0: #47 invokestatic java/lang/invoke/LambdaMetafactory.altMetafactory:... |
| // Method arguments: |
| // #48 ()Ljava/lang/Object; |
| // #49 invokestatic com/android/tools/r8/desugar/bridge/ |
| // LambdaWithMultipleImplementingInterfaces.lambda$main$0:()Ljava/lang/String; |
| // #48 ()Ljava/lang/String; |
| // #50 4 |
| // #51 1 |
| // #52 ()Ljava/lang/String; |
| // This will need to create a bridge method that takes in an Object and returns a String, which |
| // is seen in class-files generated by the Scala-compiler. |
| public static byte[] dump() { |
| |
| ClassWriter classWriter = new ClassWriter(0); |
| MethodVisitor methodVisitor; |
| |
| classWriter.visit( |
| V1_8, |
| ACC_PUBLIC | ACC_SUPER, |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| null, |
| "java/lang/Object", |
| null); |
| |
| classWriter.visitSource("LambdaWithMultipleImplementingInterfaces.java", null); |
| |
| classWriter.visitInnerClass( |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$K", |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| "K", |
| ACC_PUBLIC | ACC_STATIC | ACC_ABSTRACT | ACC_INTERFACE); |
| |
| classWriter.visitInnerClass( |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$J", |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| "J", |
| ACC_PUBLIC | ACC_STATIC | ACC_ABSTRACT | ACC_INTERFACE); |
| |
| classWriter.visitInnerClass( |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$I", |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| "I", |
| ACC_PUBLIC | ACC_STATIC | ACC_ABSTRACT | ACC_INTERFACE); |
| |
| classWriter.visitInnerClass( |
| "java/lang/invoke/MethodHandles$Lookup", |
| "java/lang/invoke/MethodHandles", |
| "Lookup", |
| ACC_PUBLIC | ACC_FINAL | ACC_STATIC); |
| |
| { |
| methodVisitor = classWriter.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(7, label0); |
| methodVisitor.visitVarInsn(ALOAD, 0); |
| methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false); |
| methodVisitor.visitInsn(RETURN); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLocalVariable( |
| "this", |
| "Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces;", |
| null, |
| label0, |
| label1, |
| 0); |
| methodVisitor.visitMaxs(1, 1); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = |
| classWriter.visitMethod( |
| ACC_PUBLIC | ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(22, label0); |
| methodVisitor.visitInvokeDynamicInsn( |
| "get", |
| "()Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$K;", |
| new Handle( |
| Opcodes.H_INVOKESTATIC, |
| "java/lang/invoke/LambdaMetafactory", |
| "altMetafactory", |
| "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;[Ljava/lang/Object;)Ljava/lang/invoke/CallSite;", |
| false), |
| new Object[] { |
| Type.getType("()Ljava/lang/Object;"), |
| new Handle( |
| Opcodes.H_INVOKESTATIC, |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| "lambda$main$0", |
| "()Ljava/lang/String;", |
| false), |
| Type.getType("()Ljava/lang/String;"), |
| new Integer(4), |
| new Integer(1), |
| Type.getType("()Ljava/lang/String;") |
| }); |
| methodVisitor.visitVarInsn(ASTORE, 1); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLineNumber(23, label1); |
| methodVisitor.visitVarInsn(ALOAD, 1); |
| methodVisitor.visitMethodInsn( |
| INVOKESTATIC, |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| "testI", |
| "(Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$I;)V", |
| false); |
| Label label2 = new Label(); |
| methodVisitor.visitLabel(label2); |
| methodVisitor.visitLineNumber(24, label2); |
| methodVisitor.visitVarInsn(ALOAD, 1); |
| methodVisitor.visitMethodInsn( |
| INVOKESTATIC, |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces", |
| "testJ", |
| "(Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$J;)V", |
| false); |
| Label label3 = new Label(); |
| methodVisitor.visitLabel(label3); |
| methodVisitor.visitLineNumber(25, label3); |
| methodVisitor.visitInsn(RETURN); |
| Label label4 = new Label(); |
| methodVisitor.visitLabel(label4); |
| methodVisitor.visitLocalVariable("args", "[Ljava/lang/String;", null, label0, label4, 0); |
| methodVisitor.visitLocalVariable( |
| "k", |
| "Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$K;", |
| null, |
| label1, |
| label4, |
| 1); |
| methodVisitor.visitMaxs(1, 2); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = |
| classWriter.visitMethod( |
| ACC_PRIVATE | ACC_STATIC, |
| "testI", |
| "(Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$I;)V", |
| null, |
| null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(28, label0); |
| methodVisitor.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;"); |
| methodVisitor.visitVarInsn(ALOAD, 0); |
| methodVisitor.visitMethodInsn( |
| INVOKEINTERFACE, |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$I", |
| "get", |
| "()Ljava/lang/Object;", |
| true); |
| methodVisitor.visitMethodInsn( |
| INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/Object;)V", false); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLineNumber(29, label1); |
| methodVisitor.visitInsn(RETURN); |
| Label label2 = new Label(); |
| methodVisitor.visitLabel(label2); |
| methodVisitor.visitLocalVariable( |
| "i", |
| "Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$I;", |
| null, |
| label0, |
| label2, |
| 0); |
| methodVisitor.visitMaxs(2, 1); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = |
| classWriter.visitMethod( |
| ACC_PRIVATE | ACC_STATIC, |
| "testJ", |
| "(Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$J;)V", |
| null, |
| null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(32, label0); |
| methodVisitor.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;"); |
| methodVisitor.visitVarInsn(ALOAD, 0); |
| methodVisitor.visitMethodInsn( |
| INVOKEINTERFACE, |
| "com/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$J", |
| "get", |
| "()Ljava/lang/String;", |
| true); |
| methodVisitor.visitMethodInsn( |
| INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V", false); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLineNumber(33, label1); |
| methodVisitor.visitInsn(RETURN); |
| Label label2 = new Label(); |
| methodVisitor.visitLabel(label2); |
| methodVisitor.visitLocalVariable( |
| "j", |
| "Lcom/android/tools/r8/desugar/bridge/LambdaWithMultipleImplementingInterfaces$J;", |
| null, |
| label0, |
| label2, |
| 0); |
| methodVisitor.visitMaxs(2, 1); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = |
| classWriter.visitMethod( |
| ACC_PRIVATE | ACC_STATIC | ACC_SYNTHETIC, |
| "lambda$main$0", |
| "()Ljava/lang/String;", |
| null, |
| null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(22, label0); |
| methodVisitor.visitLdcInsn("Hello World!"); |
| methodVisitor.visitInsn(ARETURN); |
| methodVisitor.visitMaxs(1, 0); |
| methodVisitor.visitEnd(); |
| } |
| classWriter.visitEnd(); |
| |
| return classWriter.toByteArray(); |
| } |
| } |
