batching transformer

gistfile1.java

    /**
     * Registers cache transformations for model changes introduced in 3.0.0
     */
    private static void registerCacheTransformations200(final ResourceTransformationDescriptionBuilder cacheBuilder, CacheMode mode) {
        AttributeConverter transactionModeConverter = new AttributeConverter() {
            @Override
            public void convertOperationParameter(PathAddress address, String attributeName, ModelNode attributeValue, ModelNode operation, TransformationContext context) {
                convert(attributeValue, operation);
            }

            @Override
            public void convertResourceAttribute(PathAddress address, String attributeName, ModelNode attributeValue, TransformationContext context) {
                ModelNode cacheModel = context.readResourceFromRoot(address).getModel();
                convert(attributeValue, cacheModel);
            }

            private void convert(ModelNode attributeValue, ModelNode operation) {
                if (attributeValue.isDefined() && TransactionMode.valueOf(attributeValue.asString()) == TransactionMode.BATCH) {
                    attributeValue.set(TransactionMode.NONE.name());
                    try {
                        CacheResourceDefinition.BATCHING.validateAndSet(operation, new ModelNode(true));
                    } catch (OperationFailedException e) {
                        throw new IllegalStateException(e);
                    }
                }
            }
        };
        cacheBuilder.addChildResource(TransactionResourceDefinition.TRANSACTION_PATH).getAttributeBuilder()
                .setValueConverter(transactionModeConverter, TransactionResourceDefinition.MODE)
        ;
    }