/*
* Copyright 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.yarn.integration.convert;
import java.util.Set;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.convert.ConversionService;
import org.springframework.core.convert.converter.Converter;
import org.springframework.core.convert.support.ConversionServiceFactory;
import org.springframework.core.convert.support.GenericConversionService;
import org.springframework.util.Assert;
import org.springframework.yarn.integration.support.IntegrationContextUtils;
/**
* Utility class that keeps track of a set of Converters in order to register
* them with the "integrationConversionService" upon initialization.
*
* @author Oleg Zhurakousky
* @author Mark Fisher
* @author Janne Valkealahti
*
*/
public class ConverterRegistrar implements InitializingBean, BeanFactoryAware {
private final Set<Converter<?, ?>> converters;
private BeanFactory beanFactory;
public ConverterRegistrar(Set<Converter<?, ?>> converters) {
this.converters = converters;
}
public void setBeanFactory(BeanFactory beanFactory) {
this.beanFactory = beanFactory;
}
public void afterPropertiesSet() throws Exception {
Assert.notNull(beanFactory, "BeanFactory is required");
ConversionService conversionService = IntegrationContextUtils.getConversionService(beanFactory);
if (conversionService instanceof GenericConversionService) {
ConversionServiceFactory.registerConverters(converters, (GenericConversionService) conversionService);
} else {
Assert.notNull(conversionService, "Failed to locate '"
+ IntegrationContextUtils.YARN_INTEGRATION_CONVERSION_SERVICE_BEAN_NAME + "'");
}
}
}