org.springframework.batch.core.jsr.configuration.xml.BatchletParser Maven / Gradle / Ivy
/*
* Copyright 2013-2014 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
*
* https://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.batch.core.jsr.configuration.xml;
import org.springframework.batch.core.jsr.configuration.support.BatchArtifactType;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* Parser for the <batchlet /> tag defined in JSR-352. The current state
* of this parser parses a batchlet element into a {@link Tasklet} (the ref
* attribute is expected to point to an implementation of Tasklet).
*
* @author Michael Minella
* @author Chris Schaefer
* @since 3.0
*/
public class BatchletParser extends AbstractSingleBeanDefinitionParser {
private static final String REF = "ref";
public void parseBatchlet(Element batchletElement, AbstractBeanDefinition bd, ParserContext parserContext, String stepName) {
bd.setBeanClass(StepFactoryBean.class);
bd.setAttribute("isNamespaceStep", false);
String taskletRef = batchletElement.getAttribute(REF);
if (StringUtils.hasText(taskletRef)) {
bd.getPropertyValues().addPropertyValue("stepTasklet", new RuntimeBeanReference(taskletRef));
}
bd.setRole(BeanDefinition.ROLE_SUPPORT);
bd.setSource(parserContext.extractSource(batchletElement));
new PropertyParser(taskletRef, parserContext, BatchArtifactType.STEP_ARTIFACT, stepName).parseProperties(batchletElement);
}
}