Package org.apache.xbean.asm4

Examples of org.apache.xbean.asm4.MethodVisitor.visitMethodInsn()

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            {
                final Class<?> exceptionType = exceptionTypes[i];

                mv.visitLdcInsn(Type.getType("L" + exceptionType.getCanonicalName().replace('.', '/') + ";"));
                mv.visitVarInsn(Opcodes.ALOAD, length);
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/reflect/InvocationTargetException", "getCause",
                        "()Ljava/lang/Throwable;");
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Object", "equals", "(Ljava/lang/Object;)Z");

                final Label l6 = new Label();
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                mv.visitLdcInsn(Type.getType("L" + exceptionType.getCanonicalName().replace('.', '/') + ";"));
                mv.visitVarInsn(Opcodes.ALOAD, length);
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/reflect/InvocationTargetException", "getCause",
                        "()Ljava/lang/Throwable;");
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Object", "equals", "(Ljava/lang/Object;)Z");

                final Label l6 = new Label();
                mv.visitJumpInsn(Opcodes.IFEQ, l6);
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                mv.visitLdcInsn(Type.getType("L" + exceptionType.getCanonicalName().replace('.', '/') + ";"));
                mv.visitVarInsn(Opcodes.ALOAD, length);
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/reflect/InvocationTargetException", "getCause",
                        "()Ljava/lang/Throwable;");
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Object", "equals", "(Ljava/lang/Object;)Z");

                final Label l6 = new Label();
                mv.visitJumpInsn(Opcodes.IFEQ, l6);

                final Label l7 = new Label();
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                final Label l7 = new Label();
                mv.visitLabel(l7);

                mv.visitVarInsn(Opcodes.ALOAD, length);
                mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/reflect/InvocationTargetException", "getCause",
                        "()Ljava/lang/Throwable;");
                mv.visitTypeInsn(Opcodes.CHECKCAST, getCastType(exceptionType));
                mv.visitInsn(Opcodes.ATHROW);
                mv.visitLabel(l6);
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                if (i == (exceptionTypes.length - 1))
                {
                    mv.visitTypeInsn(Opcodes.NEW, "java/lang/reflect/UndeclaredThrowableException");
                    mv.visitInsn(Opcodes.DUP);
                    mv.visitVarInsn(Opcodes.ALOAD, length);
                    mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/reflect/UndeclaredThrowableException", "<init>",
                            "(Ljava/lang/Throwable;)V");
                    mv.visitInsn(Opcodes.ATHROW);
                }
            }
        }
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            final String descriptor = Type.getConstructorDescriptor(superDefaultCt);
            final MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", descriptor, null, null);
            mv.visitCode();
            mv.visitVarInsn(Opcodes.ALOAD, 0);
            mv.visitMethodInsn(Opcodes.INVOKESPECIAL, parentClassFileName, "<init>", descriptor);

            mv.visitInsn(Opcodes.RETURN);
            mv.visitMaxs(-1, -1);
            mv.visitEnd();
        }
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                // generate an empty return block
            }
            else
            {
                // invoke the method on the super class;
                mv.visitMethodInsn(Opcodes.INVOKESPECIAL, declaringClass.getInternalName(), delegatedMethod.getName(), methodDescriptor);
            }

            generateReturn(mv, delegatedMethod);

            mv.visitMaxs(-1, -1);
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                length++;
            }
        }

        // invoke getMethod() with the method name and the array of types
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class", "getDeclaredMethod", "(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;");

        // store the returned method for later
        mv.visitVarInsn(ASTORE, length);

        // the following code generates bytecode equivalent to:
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            if (parameterType.isPrimitive()) {
                final String wrapperType = getWrapperType(parameterType);
                mv.visitVarInsn(getVarInsn(parameterType), index);

                mv.visitMethodInsn(INVOKESTATIC, wrapperType, "valueOf", "(" + getPrimitiveLetter(parameterType) + ")L" + wrapperType + ";");
                mv.visitInsn(AASTORE);

                if (Long.TYPE.equals(parameterType) || Double.TYPE.equals(parameterType)) {
                    index += 2;
                } else {
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                index++;
            }
        }

        // invoke the invocationHandler
        mv.visitMethodInsn(INVOKEINTERFACE, "java/lang/reflect/InvocationHandler", "invoke", "(Ljava/lang/Object;Ljava/lang/reflect/Method;[Ljava/lang/Object;)Ljava/lang/Object;");

        // cast the result
        mv.visitTypeInsn(CHECKCAST, getCastType(returnType));

        if (returnType.isPrimitive() && (!Void.TYPE.equals(returnType))) {
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