Package org.apache.xbean.asm

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

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        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;");
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class", "getName", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V");
        mv.visitInsn(ATHROW);

        mv.visitMaxs(0, 0);
        mv.visitEnd();
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        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class", "getName", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V");
        mv.visitInsn(ATHROW);

        mv.visitMaxs(0, 0);
        mv.visitEnd();
    }
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    mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(Ljava/lang/reflect/InvocationHandler;)V", null, null);
    mv.visitCode();
    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 1);
    mv.visitVarInsn(ALOAD, 1);
    mv.visitMethodInsn(INVOKESPECIAL, proxyName, "<init>", "(Ljava/lang/reflect/InvocationHandler;Ljava/lang/reflect/InvocationHandler;)V");
    mv.visitInsn(RETURN);
    mv.visitMaxs(0, 0);
    mv.visitEnd();

    // push double argument constructor
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    // push double argument constructor
    mv = cw.visitMethod(ACC_PUBLIC, "<init>", "(Ljava/lang/reflect/InvocationHandler;Ljava/lang/reflect/InvocationHandler;)V", null, null);
    mv.visitCode();
    mv.visitVarInsn(ALOAD, 0);
    mv.visitMethodInsn(INVOKESPECIAL, clsToOverride, "<init>", "()V");
    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 1);
    mv.visitFieldInsn(PUTFIELD, proxyName, BUSSINESS_HANDLER_NAME, "Ljava/lang/reflect/InvocationHandler;");
    mv.visitVarInsn(ALOAD, 0);
    mv.visitVarInsn(ALOAD, 2);
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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()) {
        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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    // cast the result
    mv.visitTypeInsn(CHECKCAST, getCastType(returnType));
   
    if (returnType.isPrimitive() && (!Void.TYPE.equals(returnType))) {
      // get the primitive value   
      mv.visitMethodInsn(INVOKEVIRTUAL, getWrapperType(returnType), getPrimitiveMethod(returnType), "()" + getPrimitiveLetter(returnType));
    }
   
    // push return
    mv.visitLabel(l1);
    if (! Void.TYPE.equals(returnType)) {
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      for (int i = 0; i < exceptionTypes.length; i++) {
        Class<?> exceptionType = exceptionTypes[i];
       
        mv.visitLdcInsn(Type.getType("L" + exceptionType.getCanonicalName().replaceAll("\\.", "/") + ";"));
        mv.visitVarInsn(ALOAD, length);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/reflect/InvocationTargetException", "getCause", "()Ljava/lang/Throwable;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "equals", "(Ljava/lang/Object;)Z");
        Label l6 = new Label();
        mv.visitJumpInsn(IFEQ, l6);
        Label l7 = new Label();
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        Class<?> exceptionType = exceptionTypes[i];
       
        mv.visitLdcInsn(Type.getType("L" + exceptionType.getCanonicalName().replaceAll("\\.", "/") + ";"));
        mv.visitVarInsn(ALOAD, length);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/reflect/InvocationTargetException", "getCause", "()Ljava/lang/Throwable;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "equals", "(Ljava/lang/Object;)Z");
        Label l6 = new Label();
        mv.visitJumpInsn(IFEQ, l6);
        Label l7 = new Label();
        mv.visitLabel(l7);
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