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Spring Framework example source code file (ParserContext.java)

This example Spring Framework source code file (ParserContext.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Spring Framework tags/keywords

beandefinition, beandefinition, beandefinitionparserdelegate, beandefinitionparserdelegate, beandefinitionregistry, compositecomponentdefinition, compositecomponentdefinition, object, parsercontext, parsercontext, stack, util, xmlreadercontext

The Spring Framework ParserContext.java source code

/*
 * Copyright 2002-2007 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.beans.factory.xml;

import java.util.Stack;

import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.parsing.BeanComponentDefinition;
import org.springframework.beans.factory.parsing.ComponentDefinition;
import org.springframework.beans.factory.parsing.CompositeComponentDefinition;
import org.springframework.beans.factory.support.BeanDefinitionReaderUtils;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;

/**
 * Context that gets passed along a bean definition parsing process,
 * encapsulating all relevant configuration as well as state.
 * Nested inside an {@link XmlReaderContext}.
 *
 * @author Rob Harrop
 * @author Juergen Hoeller
 * @since 2.0
 * @see XmlReaderContext
 * @see BeanDefinitionParserDelegate
 */
public final class ParserContext {

	private final XmlReaderContext readerContext;

	private final BeanDefinitionParserDelegate delegate;

	private BeanDefinition containingBeanDefinition;

	private final Stack containingComponents = new Stack();


	public ParserContext(XmlReaderContext readerContext, BeanDefinitionParserDelegate delegate) {
		this.readerContext = readerContext;
		this.delegate = delegate;
	}

	public ParserContext(XmlReaderContext readerContext, BeanDefinitionParserDelegate delegate,
			BeanDefinition containingBeanDefinition) {

		this.readerContext = readerContext;
		this.delegate = delegate;
		this.containingBeanDefinition = containingBeanDefinition;
	}


	public final XmlReaderContext getReaderContext() {
		return this.readerContext;
	}

	public final BeanDefinitionRegistry getRegistry() {
		return this.readerContext.getRegistry();
	}

	public final BeanDefinitionParserDelegate getDelegate() {
		return this.delegate;
	}

	public final BeanDefinition getContainingBeanDefinition() {
		return this.containingBeanDefinition;
	}

	public final boolean isNested() {
		return (this.containingBeanDefinition != null);
	}

	public boolean isDefaultLazyInit() {
		return BeanDefinitionParserDelegate.TRUE_VALUE.equals(this.delegate.getDefaults().getLazyInit());
	}

	public Object extractSource(Object sourceCandidate) {
		return this.readerContext.extractSource(sourceCandidate);
	}

	public CompositeComponentDefinition getContainingComponent() {
		return (!this.containingComponents.isEmpty() ?
				(CompositeComponentDefinition) this.containingComponents.lastElement() : null);
	}

	public void pushContainingComponent(CompositeComponentDefinition containingComponent) {
		this.containingComponents.push(containingComponent);
	}

	public CompositeComponentDefinition popContainingComponent() {
		return (CompositeComponentDefinition) this.containingComponents.pop();
	}

	public void popAndRegisterContainingComponent() {
		registerComponent(popContainingComponent());
	}

	public void registerComponent(ComponentDefinition component) {
		CompositeComponentDefinition containingComponent = getContainingComponent();
		if (containingComponent != null) {
			containingComponent.addNestedComponent(component);
		}
		else {
			this.readerContext.fireComponentRegistered(component);
		}
	}

	public void registerBeanComponent(BeanComponentDefinition component) {
		BeanDefinitionReaderUtils.registerBeanDefinition(component, getRegistry());
		registerComponent(component);
	}

}

Other Spring Framework examples (source code examples)

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