Package org.kohsuke.asm3

Examples of org.kohsuke.asm3.MethodVisitor.visitVarInsn()


            // new Pk();
            mv.visitTypeInsn(NEW, pkImplName);
            mv.visitInsn(DUP);
            mv.visitMethodInsn(INVOKESPECIAL, pkImplName, "<init>", "()V", false);
            mv.visitVarInsn(ASTORE, 1);
            mv.visitVarInsn(ALOAD, 1);

            // copy each field from the ejb to the pk class
            for (final Field field : primKeyClass.getFields()) {
                final CmpField cmpField = cmpFields.get(field.getName());
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                if (!cmpField.getType().getClassName().equals(field.getType().getName())) {
                    throw new IllegalArgumentException("Primary key " + cmpField.getName() + " is type " + cmpField.getType().getClassName() + " but CMP field is type " + field.getType().getName());
                }

                // push the value from the cmp bean
                mv.visitVarInsn(ALOAD, 0);
                mv.visitFieldInsn(GETFIELD, implClassName, cmpField.getName(), cmpField.getDescriptor());
                // set matching field in the pk class to the value on the stack
                mv.visitFieldInsn(PUTFIELD, pkImplName, cmpField.getName(), cmpField.getDescriptor());
                mv.visitVarInsn(ALOAD, 1);
            }
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                // push the value from the cmp bean
                mv.visitVarInsn(ALOAD, 0);
                mv.visitFieldInsn(GETFIELD, implClassName, cmpField.getName(), cmpField.getDescriptor());
                // set matching field in the pk class to the value on the stack
                mv.visitFieldInsn(PUTFIELD, pkImplName, cmpField.getName(), cmpField.getDescriptor());
                mv.visitVarInsn(ALOAD, 1);
            }

            // return the Pk();
            mv.visitInsn(ARETURN);
        }
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        }

        final String methodName = getterName(cmrField.getName());
        final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, methodName, "()" + cmrField.getProxyDescriptor(), null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());

        // return this.${cmrField.name}Cmr.get(this.${cmdField.name}); 
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        final String methodName = getterName(cmrField.getName());
        final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, methodName, "()" + cmrField.getProxyDescriptor(), null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());

        // return this.${cmrField.name}Cmr.get(this.${cmdField.name}); 
        // this takes the value stored in the CMR field (which might be a single value or
        // a Set or Collection), and hands it to the appropriate accessor.
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        mv.visitCode();
        // if this is a Many relationship, the CMR field contains a Set value.  The accessor
        // will process the elements in the Set, removing any existing ones, and then populating
        // the Set with the new values from the new value source.
        if (cmrField.getCmrStyle() != CmrStyle.SINGLE) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKEVIRTUAL, cmrField.getAccessorInternalName(), "set", cmrField.getCmrStyle().getSetterDescriptor(), false);
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        // will process the elements in the Set, removing any existing ones, and then populating
        // the Set with the new values from the new value source.
        if (cmrField.getCmrStyle() != CmrStyle.SINGLE) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKEVIRTUAL, cmrField.getAccessorInternalName(), "set", cmrField.getCmrStyle().getSetterDescriptor(), false);
            mv.visitInsn(RETURN);
        } else {
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        if (cmrField.getCmrStyle() != CmrStyle.SINGLE) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKEVIRTUAL, cmrField.getAccessorInternalName(), "set", cmrField.getCmrStyle().getSetterDescriptor(), false);
            mv.visitInsn(RETURN);
        } else {
            // this is a single value.  We pass the existing value and the old value to
            // the accessor, then must cast the accessor return value to the target type
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            mv.visitInsn(RETURN);
        } else {
            // this is a single value.  We pass the existing value and the old value to
            // the accessor, then must cast the accessor return value to the target type
            // so we can store it in the real CMR field.
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
            mv.visitVarInsn(ALOAD, 1);
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        } else {
            // this is a single value.  We pass the existing value and the old value to
            // the accessor, then must cast the accessor return value to the target type
            // so we can store it in the real CMR field.
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKEVIRTUAL, cmrField.getAccessorInternalName(), "set", cmrField.getCmrStyle().getSetterDescriptor(), false);
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