CustomEditorBeanFactoryPostProcessor.java

/*
 * Copyright 2010-2013 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.data.gemfire.config.support;

import java.beans.PropertyEditorSupport;

import org.apache.geode.cache.EvictionAction;
import org.apache.geode.cache.ExpirationAction;
import org.apache.geode.cache.InterestPolicy;
import org.apache.geode.cache.InterestResultPolicy;
import org.apache.geode.cache.Scope;
import org.apache.geode.cache.util.Gateway;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.core.convert.converter.Converter;
import org.springframework.data.gemfire.IndexMaintenancePolicyConverter;
import org.springframework.data.gemfire.IndexMaintenancePolicyType;
import org.springframework.data.gemfire.IndexType;
import org.springframework.data.gemfire.IndexTypeConverter;
import org.springframework.data.gemfire.InterestPolicyConverter;
import org.springframework.data.gemfire.ScopeConverter;
import org.springframework.data.gemfire.client.InterestResultPolicyConverter;
import org.springframework.data.gemfire.eviction.EvictionActionConverter;
import org.springframework.data.gemfire.eviction.EvictionPolicyConverter;
import org.springframework.data.gemfire.eviction.EvictionPolicyType;
import org.springframework.data.gemfire.expiration.ExpirationActionConverter;
import org.springframework.data.gemfire.server.SubscriptionEvictionPolicy;
import org.springframework.data.gemfire.server.SubscriptionEvictionPolicyConverter;
import org.springframework.data.gemfire.support.AbstractPropertyEditorConverterSupport;
import org.springframework.data.gemfire.support.ConnectionEndpoint;
import org.springframework.data.gemfire.support.ConnectionEndpointList;
import org.springframework.data.gemfire.wan.OrderPolicyConverter;

/**
 * {@link CustomEditorBeanFactoryPostProcessor} is a Spring {@link BeanFactoryPostProcessor} implementation
 * used to register custom {@link java.beans.PropertyEditor PropertyEditors} / Spring {@link Converter Converters}
 * that are used to perform type conversions between String-based configuration meta-data and actual GemFire
 * or Spring Data GemFire defined (enumerated) types.
 *
 * @author John Blum
 * @see org.springframework.beans.factory.config.BeanFactoryPostProcessor
 * @since 1.6.0
 */
@SuppressWarnings({ "deprecation", "unused" })
public class CustomEditorBeanFactoryPostProcessor implements BeanFactoryPostProcessor {

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
		beanFactory.registerCustomEditor(ConnectionEndpoint.class, StringToConnectionEndpointConverter.class);
		//beanFactory.registerCustomEditor(ConnectionEndpoint[].class, ConnectionEndpointArrayToIterableConverter.class);
		beanFactory.registerCustomEditor(ConnectionEndpointList.class, StringToConnectionEndpointListConverter.class);
		beanFactory.registerCustomEditor(EvictionAction.class, EvictionActionConverter.class);
		beanFactory.registerCustomEditor(EvictionPolicyType.class, EvictionPolicyConverter.class);
		beanFactory.registerCustomEditor(ExpirationAction.class, ExpirationActionConverter.class);
		beanFactory.registerCustomEditor(IndexMaintenancePolicyType.class, IndexMaintenancePolicyConverter.class);
		beanFactory.registerCustomEditor(IndexType.class, IndexTypeConverter.class);
		beanFactory.registerCustomEditor(InterestPolicy.class, InterestPolicyConverter.class);
		beanFactory.registerCustomEditor(InterestResultPolicy.class, InterestResultPolicyConverter.class);
		beanFactory.registerCustomEditor(Gateway.OrderPolicy.class, OrderPolicyConverter.class);
		beanFactory.registerCustomEditor(Scope.class, ScopeConverter.class);
		beanFactory.registerCustomEditor(SubscriptionEvictionPolicy.class, SubscriptionEvictionPolicyConverter.class);
	}

	/* (non-Javadoc) */
	public static class ConnectionEndpointArrayToIterableConverter extends PropertyEditorSupport
			implements Converter<ConnectionEndpoint[], Iterable>  {

		/**
		 * {@inheritDoc}
		 */
		@Override
		public Iterable convert(ConnectionEndpoint[] source) {
			return ConnectionEndpointList.from(source);
		}
	}

	/* (non-Javadoc) */
	public static class StringToConnectionEndpointConverter
			extends AbstractPropertyEditorConverterSupport<ConnectionEndpoint> {

		/**
		 * {@inheritDoc}
		 */
		@Override
		public ConnectionEndpoint convert(String source) {
			return assertConverted(source, ConnectionEndpoint.parse(source), ConnectionEndpoint.class);
		}
	}

	/* (non-Javadoc) */
	public static class StringToConnectionEndpointListConverter
			extends AbstractPropertyEditorConverterSupport<ConnectionEndpointList> {

		/**
		 * {@inheritDoc}
		 */
		@Override
		public ConnectionEndpointList convert(String source) {
			return assertConverted(source, ConnectionEndpointList.parse(0, source.split(",")),
				ConnectionEndpointList.class);
		}
	}
}