List of usage examples for org.objectweb.asm Opcodes INVOKEINTERFACE
int INVOKEINTERFACE
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From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.ListAssignableValue.java
@Override public BytecodeSequence write(final TypeWidget top) { return new BytecodeSequence() { @Override// w w w. j av a 2s. c o m public void generate(CodeEmitter code) { code.box(top); // value -> value, target target.generate(code); // value, target -> target, value code.swap(top.boxed(), target.getType()); // target, value -> target, value, index indexExpression.generate(code); code.cast(BaseTypeAdapter.INT32, indexExpression.getType()); // target, value, index -> target, index, value code.swap(BaseTypeAdapter.INT32, top.boxed()); code.getMethodVisitor().visitMethodInsn(Opcodes.INVOKEINTERFACE, Type.getInternalName(List.class), "set", Type.getMethodDescriptor(Type.getType(Object.class), Type.INT_TYPE, Type.getType(Object.class)), true); code.pop(BaseTypeAdapter.ANY); } }; }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.MapAssignableValue.java
@Override public BytecodeExpression read() { return new BaseTypeExpression(valueType) { @Override/*from ww w . j a v a 2 s . c o m*/ public void generate(CodeEmitter code) { target.generate(code); indexExpression.generate(code); code.box(indexExpression.getType()); code.getMethodVisitor().visitMethodInsn(Opcodes.INVOKEINTERFACE, Type.getInternalName(Map.class), "get", Type.getMethodDescriptor(Type.getType(Object.class), Type.getType(Object.class)), true); code.cast(valueType, BaseTypeAdapter.ANY); } }; }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.MapAssignableValue.java
@Override public BytecodeSequence write(final BytecodeExpression value) { return new BytecodeSequence() { @Override/*from w w w.j av a2s . c om*/ public void generate(CodeEmitter code) { target.generate(code); indexExpression.generate(code); code.box(indexExpression.getType()); value.generate(code); code.box(value.getType()); code.getMethodVisitor().visitMethodInsn(Opcodes.INVOKEINTERFACE, Type.getInternalName(Map.class), "put", Type.getMethodDescriptor(Type.getType(Object.class), Type.getType(Object.class), Type.getType(Object.class)), true); code.pop(BaseTypeAdapter.ANY); } }; }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.MapAssignableValue.java
@Override public BytecodeSequence write(final TypeWidget top) { return new BytecodeSequence() { @Override/*from ww w.j av a2 s .c o m*/ public void generate(CodeEmitter code) { code.box(top); // value -> value, target target.generate(code); // value, target -> target, value code.swap(top.boxed(), target.getType()); // target, value -> target, value, index indexExpression.generate(code); code.box(indexExpression.getType()); // target, value, index -> target, index, value code.swap(indexExpression.getType(), top.boxed()); code.getMethodVisitor().visitMethodInsn(Opcodes.INVOKEINTERFACE, Type.getInternalName(Map.class), "put", Type.getMethodDescriptor(Type.getType(Object.class), Type.getType(Object.class), Type.getType(Object.class)), true); code.pop(BaseTypeAdapter.ANY); } }; }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.MethodAssignableValue.java
public MethodAssignableValue(Method method, TypeWidget type, BytecodeExpression target) { this.type = type; this.target = target; this.ownerName = Type.getInternalName(method.getDeclaringClass()); this.name = method.getName(); this.op = method.getDeclaringClass().isInterface() ? Opcodes.INVOKEINTERFACE : Opcodes.INVOKEVIRTUAL; this.desc = Type.getMethodDescriptor(method); }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.MethodAssignableValue.java
public MethodAssignableValue(TypeWidget type, Class ownerClass, String name, BytecodeExpression target) { this.type = type; this.target = target; this.ownerName = Type.getInternalName(ownerClass); this.name = name; this.op = ownerClass.isInterface() ? Opcodes.INVOKEINTERFACE : Opcodes.INVOKEVIRTUAL; this.desc = Type.getMethodDescriptor(type.getJVMType()); }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.MethodAssignableValue.java
@Override public BytecodeExpression read() { return new BaseTypeExpression(type) { @Override/*from w w w . j a v a2 s. c o m*/ public void generate(CodeEmitter code) { target.generate(code); code.getMethodVisitor().visitMethodInsn(op, ownerName, name, desc, op == Opcodes.INVOKEINTERFACE); } }; }
From source file:de.dynamicfiles.projects.gradle.plugins.javafx.tasks.internal.MonkeyPatcher.java
License:Apache License
private static void doMonkeyPatchFileHandleLeak(ClassReader classReader, ClassWriter classWriter) { classReader.accept(new ClassVisitor(Opcodes.ASM5, classWriter) { @Override/*from w w w .j a va 2 s. co m*/ public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) { if (!(name.equals(METHOD_TO_MONKEY_PATCH) && desc.equals(METHOD_SIGNATURE_TO_MONKEY_PATCH))) { return super.visitMethod(access, name, desc, signature, exceptions); } // helpful source: http://web.cs.ucla.edu/~msb/cs239-tutorial/ // "We will do this using the Adapter Pattern. Adapters wrap an object, overriding some of its methods, and delegating to the others." // ugly adapter-pattern ... took me more time than I really can tell here <.< return getMonkeyPatchedFileHandleLeakMethodVisitor(access, name, desc, signature, exceptions); } private MethodVisitor getMonkeyPatchedFileHandleLeakMethodVisitor(int access, String name, String desc, String signature, String[] exceptions) { return new MethodVisitor(Opcodes.ASM5, super.visitMethod(access, name, desc, signature, exceptions)) { /* TODO improve detection of lambda-positions, numbers might vary on different compile-versions */ @Override public void visitCode() { // This mostly got generated from ASM itself, except some adjustments for lambda-IDs and removed "visitMaxs()"-call String javalangThrowable = "java/lang/Throwable"; String javaioFile = "java/io/File"; String javalangString = "java/lang/String"; Label l0 = new Label(); Label l1 = new Label(); Label l2 = new Label(); mv.visitTryCatchBlock(l0, l1, l2, javalangThrowable); Label l3 = new Label(); Label l4 = new Label(); Label l5 = new Label(); mv.visitTryCatchBlock(l3, l4, l5, javalangThrowable); Label l6 = new Label(); mv.visitTryCatchBlock(l3, l4, l6, null); Label l7 = new Label(); Label l8 = new Label(); Label l9 = new Label(); mv.visitTryCatchBlock(l7, l8, l9, javalangThrowable); Label l10 = new Label(); mv.visitTryCatchBlock(l5, l10, l6, null); mv.visitInsn(Opcodes.ACONST_NULL); mv.visitVarInsn(Opcodes.ASTORE, 3); mv.visitVarInsn(Opcodes.ALOAD, 2); Label l11 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l11); mv.visitVarInsn(Opcodes.ALOAD, 2); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javaioFile, "isDirectory", "()Z", false); Label l12 = new Label(); mv.visitJumpInsn(Opcodes.IFNE, l12); mv.visitLabel(l11); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { javalangString }, 0, null); mv.visitTypeInsn(Opcodes.NEW, javaioFile); mv.visitInsn(Opcodes.DUP); mv.visitLdcInsn("java.home"); mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/System", "getProperty", "(Ljava/lang/String;)Ljava/lang/String;", false); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, javaioFile, "<init>", "(Ljava/lang/String;)V", false); mv.visitVarInsn(Opcodes.ASTORE, 2); mv.visitLabel(l12); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitFieldInsn(Opcodes.GETSTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "VS_VERS", "[Ljava/lang/String;"); mv.visitVarInsn(Opcodes.ASTORE, 4); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitInsn(Opcodes.ARRAYLENGTH); mv.visitVarInsn(Opcodes.ISTORE, 5); mv.visitInsn(Opcodes.ICONST_0); mv.visitVarInsn(Opcodes.ISTORE, 6); Label l13 = new Label(); mv.visitLabel(l13); mv.visitFrame(Opcodes.F_APPEND, 3, new Object[] { "[Ljava/lang/String;", Opcodes.INTEGER, Opcodes.INTEGER }, 0, null); mv.visitVarInsn(Opcodes.ILOAD, 6); mv.visitVarInsn(Opcodes.ILOAD, 5); Label l14 = new Label(); mv.visitJumpInsn(Opcodes.IF_ICMPGE, l14); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitVarInsn(Opcodes.ILOAD, 6); mv.visitInsn(Opcodes.AALOAD); mv.visitVarInsn(Opcodes.ASTORE, 7); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/oracle/tools/packager/windows/WinAppBundler", "copyMSVCDLLs", "(Ljava/io/File;Ljava/lang/String;)Z", false); Label l15 = new Label(); mv.visitJumpInsn(Opcodes.IFEQ, l15); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitVarInsn(Opcodes.ASTORE, 3); mv.visitJumpInsn(Opcodes.GOTO, l14); mv.visitLabel(l15); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitIincInsn(6, 1); mv.visitJumpInsn(Opcodes.GOTO, l13); mv.visitLabel(l14); mv.visitFrame(Opcodes.F_CHOP, 3, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 3); Label l16 = new Label(); mv.visitJumpInsn(Opcodes.IFNONNULL, l16); mv.visitTypeInsn(Opcodes.NEW, "java/lang/RuntimeException"); mv.visitInsn(Opcodes.DUP); mv.visitLdcInsn("Not found MSVC dlls"); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/RuntimeException", "<init>", "(Ljava/lang/String;)V", false); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l16); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitTypeInsn(Opcodes.NEW, "java/util/concurrent/atomic/AtomicReference"); mv.visitInsn(Opcodes.DUP); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/util/concurrent/atomic/AtomicReference", "<init>", "()V", false); mv.visitVarInsn(Opcodes.ASTORE, 4); mv.visitVarInsn(Opcodes.ALOAD, 3); mv.visitVarInsn(Opcodes.ASTORE, 5); mv.visitVarInsn(Opcodes.ALOAD, 2); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javaioFile, "toPath", "()Ljava/nio/file/Path;", false); mv.visitLdcInsn("bin"); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/nio/file/Path", "resolve", "(Ljava/lang/String;)Ljava/nio/file/Path;", true); mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/nio/file/Files", "list", "(Ljava/nio/file/Path;)Ljava/util/stream/Stream;", false); mv.visitVarInsn(Opcodes.ASTORE, 6); mv.visitInsn(Opcodes.ACONST_NULL); mv.visitVarInsn(Opcodes.ASTORE, 7); mv.visitLabel(l3); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitInvokeDynamicInsn("test", "()Ljava/util/function/Predicate;", new Handle( Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"), new Object[] { Type.getType("(Ljava/lang/Object;)Z"), new Handle(Opcodes.H_INVOKESTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "lambda$copyMSVCDLLs$261", "(Ljava/nio/file/Path;)Z"), Type.getType("(Ljava/nio/file/Path;)Z") }); // modified lambda-name mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "filter", "(Ljava/util/function/Predicate;)Ljava/util/stream/Stream;", true); mv.visitVarInsn(Opcodes.ALOAD, 5); mv.visitInvokeDynamicInsn("test", "(Ljava/lang/String;)Ljava/util/function/Predicate;", new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"), new Object[] { Type.getType("(Ljava/lang/Object;)Z"), new Handle( Opcodes.H_INVOKESTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "lambda$copyMSVCDLLs$262", "(Ljava/lang/String;Ljava/nio/file/Path;)Z"), Type.getType("(Ljava/nio/file/Path;)Z") }); // modified lambda-name mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "filter", "(Ljava/util/function/Predicate;)Ljava/util/stream/Stream;", true); mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitInvokeDynamicInsn("accept", "(Ljava/io/File;Ljava/util/concurrent/atomic/AtomicReference;)Ljava/util/function/Consumer;", new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"), new Object[] { Type.getType("(Ljava/lang/Object;)V"), new Handle( Opcodes.H_INVOKESTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "lambda$copyMSVCDLLs$263", "(Ljava/io/File;Ljava/util/concurrent/atomic/AtomicReference;Ljava/nio/file/Path;)V"), Type.getType("(Ljava/nio/file/Path;)V") }); // modified lambda-name mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "forEach", "(Ljava/util/function/Consumer;)V", true); mv.visitLabel(l4); mv.visitVarInsn(Opcodes.ALOAD, 6); Label l17 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l17); mv.visitVarInsn(Opcodes.ALOAD, 7); Label l18 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l18); mv.visitLabel(l0); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitLabel(l1); mv.visitJumpInsn(Opcodes.GOTO, l17); mv.visitLabel(l2); mv.visitFrame(Opcodes.F_FULL, 8, new Object[] { "com/oracle/tools/packager/windows/WinAppBundler", javaioFile, javaioFile, javalangString, "java/util/concurrent/atomic/AtomicReference", javalangString, "java/util/stream/Stream", javalangThrowable }, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 8); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitVarInsn(Opcodes.ALOAD, 8); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javalangThrowable, "addSuppressed", "(Ljava/lang/Throwable;)V", false); mv.visitJumpInsn(Opcodes.GOTO, l17); mv.visitLabel(l18); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitJumpInsn(Opcodes.GOTO, l17); mv.visitLabel(l5); mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 8); mv.visitVarInsn(Opcodes.ALOAD, 8); mv.visitVarInsn(Opcodes.ASTORE, 7); mv.visitVarInsn(Opcodes.ALOAD, 8); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l6); mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 9); mv.visitLabel(l10); mv.visitVarInsn(Opcodes.ALOAD, 6); Label l19 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l19); mv.visitVarInsn(Opcodes.ALOAD, 7); Label l20 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l20); mv.visitLabel(l7); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitLabel(l8); mv.visitJumpInsn(Opcodes.GOTO, l19); mv.visitLabel(l9); mv.visitFrame(Opcodes.F_FULL, 10, new Object[] { "com/oracle/tools/packager/windows/WinAppBundler", javaioFile, javaioFile, javalangString, "java/util/concurrent/atomic/AtomicReference", javalangString, "java/util/stream/Stream", javalangThrowable, Opcodes.TOP, javalangThrowable }, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 10); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitVarInsn(Opcodes.ALOAD, 10); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javalangThrowable, "addSuppressed", "(Ljava/lang/Throwable;)V", false); mv.visitJumpInsn(Opcodes.GOTO, l19); mv.visitLabel(l20); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitLabel(l19); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 9); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l17); mv.visitFrame(Opcodes.F_FULL, 6, new Object[] { "com/oracle/tools/packager/windows/WinAppBundler", javaioFile, javaioFile, javalangString, "java/util/concurrent/atomic/AtomicReference", javalangString }, 0, new Object[] {}); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/util/concurrent/atomic/AtomicReference", "get", "()Ljava/lang/Object;", false); mv.visitTypeInsn(Opcodes.CHECKCAST, "java/io/IOException"); mv.visitVarInsn(Opcodes.ASTORE, 6); mv.visitVarInsn(Opcodes.ALOAD, 6); Label l21 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l21); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l21); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "java/io/IOException" }, 0, null); mv.visitInsn(Opcodes.RETURN); } }; } }, ClassReader.EXPAND_FRAMES); // ClassReader.EXPAND_FRAMES required for Java 8 }
From source file:de.fhkoeln.gm.cui.javahardener.CheckNullMethodVisitor.java
License:Open Source License
/** * Delegates the implementation dependend on the argument cound to * {@link #invokeMethodWithoutArguments(int, String, String, String)} or * {@link #invokeMethodWithOneArgument(int, String, String, String)}. * //from w ww.j av a 2 s . co m * All other method calls will be handled by the original implementation * which just call the next visitor in the visitor chain. */ @Override public void visitMethodInsn(int opcode, String owner, String name, String desc) { if (opcode == Opcodes.INVOKEINTERFACE || opcode == Opcodes.INVOKEVIRTUAL || opcode == Opcodes.INVOKEDYNAMIC) { Type type = Type.getType(desc); int argumentCount = type.getArgumentTypes().length; if (argumentCount == 0) { // can handle with dup invokeMethodWithoutArguments(opcode, owner, name, desc); } else if (argumentCount == 1 && type.getArgumentTypes()[0].getSize() < 2) { // can handle with dup2 (works not if the argument is a long or double) invokeMethodWithOneArgument(opcode, owner, name, desc); } else { //System.out.println(Printer.OPCODES[opcode] + "\tUnsupported method: " + owner + "." + name + " " + desc); super.visitMethodInsn(opcode, owner, name, desc); } } else { super.visitMethodInsn(opcode, owner, name, desc); } }
From source file:de.sanandrew.core.manpack.transformer.TransformEntityCollision.java
License:Creative Commons License
private static byte[] transformWorld(byte[] bytes) { ClassNode clazz = ASMHelper.createClassNode(bytes); MethodNode method = ASMHelper.findMethod(clazz, ASMNames.MD_WORLD_GET_COLLIDING_BB); InsnList needle = new InsnList(); LabelNode ln = new LabelNode(); needle.add(ln);/* w ww.j a v a2 s . c o m*/ needle.add(new LineNumberNode(-1, ln)); needle.add(new VarInsnNode(Opcodes.ALOAD, 0)); needle.add(new VarInsnNode(Opcodes.ALOAD, 1)); needle.add(new VarInsnNode(Opcodes.ALOAD, 2)); needle.add(new VarInsnNode(Opcodes.DLOAD, -1)); needle.add(new VarInsnNode(Opcodes.DLOAD, -1)); needle.add(new VarInsnNode(Opcodes.DLOAD, -1)); needle.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_AABB_EXPAND, false)); needle.add( ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_WORLD_GET_ENTITIES_EXCLUDE, false)); needle.add(new VarInsnNode(Opcodes.ASTORE, -1)); VarInsnNode insertPoint = (VarInsnNode) ASMHelper.findLastNodeFromNeedle(method.instructions, needle); InsnList injectList = new InsnList(); injectList.add(new LabelNode()); injectList.add(ASMHelper.getFieldInsnNode(Opcodes.GETSTATIC, ASMNames.FD_SAPUTILS_EVENT_BUS)); injectList.add(new TypeInsnNode(Opcodes.NEW, ASMNames.CL_COLLIDING_ENTITY_CHECK_EVENT)); injectList.add(new InsnNode(Opcodes.DUP)); injectList.add(new VarInsnNode(Opcodes.ALOAD, 0)); injectList.add(new VarInsnNode(Opcodes.ALOAD, insertPoint.var)); injectList.add(new VarInsnNode(Opcodes.ALOAD, 1)); injectList.add(new VarInsnNode(Opcodes.ALOAD, 2)); injectList.add( ASMHelper.getMethodInsnNode(Opcodes.INVOKESPECIAL, ASMNames.MD_SAP_COLLENTITYCHKEVT_INIT, false)); injectList.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_EVENT_BUS_POST, false)); injectList.add(new InsnNode(Opcodes.POP)); method.instructions.insert(insertPoint, injectList); // insert entity-sensitive bounding box method needle = new InsnList(); ln = new LabelNode(); needle.add(ln); needle.add(new LineNumberNode(-1, ln)); needle.add(new VarInsnNode(Opcodes.ALOAD, 11)); needle.add(new VarInsnNode(Opcodes.ILOAD, 12)); needle.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEINTERFACE, ASMNames.MD_LIST_GET, true)); needle.add(new TypeInsnNode(Opcodes.CHECKCAST, ASMNames.CL_ENTITY)); needle.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_ENTITY_GET_BOUNDING_BOX, false)); needle.add(new VarInsnNode(Opcodes.ASTORE, -1)); insertPoint = (VarInsnNode) ASMHelper.findLastNodeFromNeedle(method.instructions, needle); injectList = new InsnList(); injectList.add(new LabelNode()); injectList.add(new VarInsnNode(Opcodes.ALOAD, 11)); injectList.add(new VarInsnNode(Opcodes.ILOAD, 12)); injectList.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEINTERFACE, ASMNames.MD_LIST_GET, true)); injectList.add(new TypeInsnNode(Opcodes.CHECKCAST, ASMNames.CL_ENTITY)); injectList.add(new VarInsnNode(Opcodes.ALOAD, 1)); injectList.add(new VarInsnNode(Opcodes.ALOAD, insertPoint.var)); injectList.add( ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_SAP_ENTITY_GET_BOUNDING_BOX, false)); injectList.add(new VarInsnNode(Opcodes.ASTORE, insertPoint.var)); method.instructions.insert(insertPoint, injectList); bytes = ASMHelper.createBytes(clazz, /*ClassWriter.COMPUTE_FRAMES |*/ ClassWriter.COMPUTE_MAXS); return bytes; }