fr.pilato.spring.elasticsearch.xml.NodeBeanDefinitionParser.java Source code

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Here is the source code for fr.pilato.spring.elasticsearch.xml.NodeBeanDefinitionParser.java

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/*
 * Licensed to David Pilato (the "Author") under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Author licenses this
 * file to you 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 fr.pilato.spring.elasticsearch.xml;

import fr.pilato.spring.elasticsearch.ElasticsearchNodeFactoryBean;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.GenericBeanDefinition;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;

public class NodeBeanDefinitionParser implements BeanDefinitionParser {
    protected static final Log logger = LogFactory.getLog(NodeBeanDefinitionParser.class);

    public BeanDefinition parse(Element element, ParserContext parserContext) {
        GenericBeanDefinition bdef = new GenericBeanDefinition();
        bdef.setBeanClass(ElasticsearchNodeFactoryBean.class);

        String id = element.getAttribute("id");
        String name = element.getAttribute("name");
        String settingsFile = element.getAttribute("settingsFile");
        String properties = element.getAttribute("properties");
        String taskExecutor = element.getAttribute("taskExecutor");
        String async = element.getAttribute("async");

        // Define NodeBeanDefinition
        BeanDefinition node = NodeBeanDefinitionParser.buildNodeDef(settingsFile, properties, async, taskExecutor);

        // Register NodeBeanDefinition
        if (id != null && id.length() > 0) {
            parserContext.getRegistry().registerBeanDefinition(id, node);
        } else {
            parserContext.getRegistry().registerBeanDefinition(name, node);
        }

        return bdef;
    }

    public static BeanDefinition buildNodeDef(String settingsFile, String properties, String async,
            String taskExecutor) {
        BeanDefinitionBuilder nodeFactory = BeanDefinitionBuilder
                .rootBeanDefinition(ElasticsearchNodeFactoryBean.class);
        if (settingsFile != null && settingsFile.length() > 0) {
            logger.warn(
                    "settingsFile is deprecated. Use properties attribute instead. See issue #15: https://github.com/dadoonet/spring-elasticsearch/issues/15.");
            nodeFactory.addPropertyValue("settingsFile", settingsFile);
        }
        if (properties != null && properties.length() > 0) {
            nodeFactory.addPropertyReference("properties", properties);
        }
        if (async != null && async.length() > 0) {
            nodeFactory.addPropertyValue("async", async);
        }
        if (taskExecutor != null && taskExecutor.length() > 0) {
            nodeFactory.addPropertyReference("taskExecutor", taskExecutor);
        }

        return nodeFactory.getBeanDefinition();
    }

}