BeanInitDestroyMethodRule.java

/*******************************************************************************
 * Copyright (c) 2007, 2015 Spring IDE Developers
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Spring IDE Developers - initial API and implementation
 *******************************************************************************/
package org.springframework.ide.eclipse.beans.core.internal.model.validation.rules;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.core.IType;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.ide.eclipse.beans.core.internal.model.Bean;
import org.springframework.ide.eclipse.beans.core.internal.model.BeansModelUtils;
import org.springframework.ide.eclipse.beans.core.model.IBean;
import org.springframework.ide.eclipse.beans.core.model.validation.IBeansValidationContext;
import org.springframework.ide.eclipse.core.java.JdtUtils;
import org.springframework.ide.eclipse.core.java.Introspector.Static;
import org.springframework.ide.eclipse.core.java.typehierarchy.TypeHierarchyEngine;

/**
 * Validates a given {@link IBean}'s init and destroy method. Skips factory beans.
 * @author Torsten Juergeleit
 * @author Christian Dupuis
 * @since 2.0
 */
public class BeanInitDestroyMethodRule extends AbstractBeanMethodValidationRule {

	@Override
	public void validate(IBean bean, IBeansValidationContext context, IProgressMonitor monitor) {
		TypeHierarchyEngine typeEngine = getTypeHierarchyEngine(context);
		
		AbstractBeanDefinition bd = (AbstractBeanDefinition) ((Bean) bean).getBeanDefinition();
		AbstractBeanDefinition mergedBd = (AbstractBeanDefinition) BeansModelUtils.getMergedBeanDefinition(bean,
				context.getContextElement());

		// For non-factory beans validate it's init-method and destroy-method
		String mergedClassName = mergedBd.getBeanClassName();
		IType type = ValidationRuleUtils.extractBeanClass(mergedBd, bean, mergedClassName, context);
		if (type != null) {

			// For non-factory beans validate bean's init-method and destroy-method
			if (!JdtUtils.doesImplement(context.getRootElementResource(), type, FactoryBean.class.getName(), typeEngine)) {
				if (mergedBd.isEnforceInitMethod() && bd.getInitMethodName() != null && bd.getInitMethodName().length() > 0) {
					validateMethod(bean, type, MethodType.INIT, bd.getInitMethodName(), 0, Static.DONT_CARE, context);
				}
				if (mergedBd.isEnforceDestroyMethod() && bd.getDestroyMethodName() != null && bd.getDestroyMethodName().length() > 0) {
					validateMethod(bean, type, MethodType.DESTROY, bd.getDestroyMethodName(), 0, Static.DONT_CARE,
							context);
				}
			}
		}
	}
}