Package org.apache.xbean.asm4

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

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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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        }

        String methodName = getterName(cmrField.getName());
        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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        String methodName = getterName(cmrField.getName());
        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());
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    }

    private void createConstructor() {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, beanClassName, "<init>", "()V");

        for (CmrField cmrField : cmrFields) {
            initCmrFields(mv, cmrField);
        }
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    }

    private void createOpenEJB_isDeleted() {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "OpenEJB_isDeleted", "()Z", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, DELETED, "Z");
        mv.visitInsn(IRETURN);
        mv.visitMaxs(0, 0);
        mv.visitEnd();
    }
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    private void createOpenEJB_deleted() {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "OpenEJB_deleted", "()V", null, null);
        mv.visitCode();

        /* if (deleted) return; */
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, DELETED, "Z");
        Label notDeleted = new Label();
        mv.visitJumpInsn(IFEQ, notDeleted);
        mv.visitInsn(RETURN);
        mv.visitLabel(notDeleted);
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        mv.visitJumpInsn(IFEQ, notDeleted);
        mv.visitInsn(RETURN);
        mv.visitLabel(notDeleted);

        // deleted = true;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(ICONST_1);
        mv.visitFieldInsn(PUTFIELD, implClassName, DELETED, "Z");

        for (CmrField cmrField : cmrFields) {
            // ${cmrField.accessor}.delete(${cmrField.name});
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    private void createOpenEJB_addCmr() {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "OpenEJB_addCmr", "(Ljava/lang/String;Ljava/lang/Object;)Ljava/lang/Object;", null, null);
        mv.visitCode();

        // if (deleted) return null;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, DELETED, "Z");
        Label notDeleted = new Label();
        mv.visitJumpInsn(IFEQ, notDeleted);
        mv.visitInsn(ACONST_NULL);
        mv.visitInsn(ARETURN);
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     * default constructor.
     */
    private void createConstructor() {
        MethodVisitor mv = mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, beanClassName, "<init>", "()V");

        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);
        mv.visitEnd();
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