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Backport further refinements from the nullability efforts

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Issue: SPR-15656
This commit is contained in:
Juergen Hoeller
2017-09-27 15:20:17 +02:00
parent 5f167fd7f8
commit cc70fdcbeb
50 changed files with 382 additions and 532 deletions
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28
src/test/java/com/foo/ComponentBeanDefinitionParser.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2017 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.
@@ -18,32 +18,30 @@ package com.foo;
import java.util.List;
import org.w3c.dom.Element;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.ManagedList;
import org.springframework.beans.factory.xml.AbstractBeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.util.CollectionUtils;
import org.springframework.util.xml.DomUtils;
import org.w3c.dom.Element;
public class ComponentBeanDefinitionParser extends AbstractBeanDefinitionParser {
@Override
protected AbstractBeanDefinition parseInternal(Element element,
ParserContext parserContext) {
protected AbstractBeanDefinition parseInternal(Element element, ParserContext parserContext) {
return parseComponentElement(element);
}
private static AbstractBeanDefinition parseComponentElement(Element element) {
BeanDefinitionBuilder factory = BeanDefinitionBuilder
.rootBeanDefinition(ComponentFactoryBean.class);
BeanDefinitionBuilder factory = BeanDefinitionBuilder.rootBeanDefinition(ComponentFactoryBean.class);
factory.addPropertyValue("parent", parseComponent(element));
List<Element> childElements = DomUtils.getChildElementsByTagName(
element, "component");
if (childElements != null && childElements.size() > 0) {
List<Element> childElements = DomUtils.getChildElementsByTagName(element, "component");
if (!CollectionUtils.isEmpty(childElements)) {
parseChildComponents(childElements, factory);
}
@@ -51,19 +49,17 @@ public class ComponentBeanDefinitionParser extends AbstractBeanDefinitionParser
}
private static BeanDefinition parseComponent(Element element) {
BeanDefinitionBuilder component = BeanDefinitionBuilder
.rootBeanDefinition(Component.class);
BeanDefinitionBuilder component = BeanDefinitionBuilder.rootBeanDefinition(Component.class);
component.addPropertyValue("name", element.getAttribute("name"));
return component.getBeanDefinition();
}
private static void parseChildComponents(List<Element> childElements,
BeanDefinitionBuilder factory) {
ManagedList<BeanDefinition> children = new ManagedList<BeanDefinition>(
childElements.size());
private static void parseChildComponents(List<Element> childElements, BeanDefinitionBuilder factory) {
ManagedList<BeanDefinition> children = new ManagedList<BeanDefinition>(childElements.size());
for (Element element : childElements) {
children.add(parseComponentElement(element));
}
factory.addPropertyValue("children", children);
}
}