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/*
 * Copyright 2002-2013 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.function.config;

import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.data.gemfire.function.execution.GemfireFunctionProxyFactoryBean;
import org.springframework.util.StringUtils;

/**
 * A base class for OnMember and OnMembers function execution bean definition builders. 
 * 
 * @author David Turanski
 *
 */
 abstract class MemberBasedExecutionBeanDefinitionBuilder extends AbstractFunctionExecutionBeanDefinitionBuilder {

	/**
	 * @param configuration
	 */
	public MemberBasedExecutionBeanDefinitionBuilder(FunctionExecutionConfiguration configuration) {
		super(configuration);
	}

	 
 
	/* (non-Javadoc)
	 * @see org.springframework.data.gemfire.function.config.AbstractFunctionExecutionBeanDefinitionBuilder#getGemfireFunctionOperationsBeanDefinitionBuilder(org.springframework.beans.factory.support.BeanDefinitionRegistry)
	 */
	@Override
	protected BeanDefinitionBuilder getGemfireFunctionOperationsBeanDefinitionBuilder(BeanDefinitionRegistry registry) {
		
		BeanDefinitionBuilder functionTemplateBuilder = BeanDefinitionBuilder.genericBeanDefinition(getGemfireOperationsClass());
		
		String groups = (String)configuration.getAttribute("groups");
		
	 
		if (StringUtils.hasText(groups)) {
			functionTemplateBuilder.addConstructorArgValue(StringUtils.commaDelimitedListToStringArray(groups));
		}
		
		return functionTemplateBuilder;
	}


	/* (non-Javadoc)
	 * @see org.springframework.data.gemfire.function.config.AbstractFunctionExecutionBeanDefinitionBuilder#getFunctionProxyFactoryBeanClass()
	 */
	@Override
	protected Class getFunctionProxyFactoryBeanClass() {
		return GemfireFunctionProxyFactoryBean.class;
	}

	protected abstract Class getGemfireOperationsClass();
}




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