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General defensiveness about the bootstrap ClassLoader (i.e. null ClassLoader)

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Issue: SPR-11721
This commit is contained in:
Juergen Hoeller
2014-04-23 23:54:55 +02:00
parent 2c1203dc9f
commit 9e2060707a
30 changed files with 230 additions and 180 deletions
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6
spring-context/src/main/java/org/springframework/context/annotation/AnnotationConfigUtils.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 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.
@@ -208,8 +208,8 @@ public class AnnotationConfigUtils {
if (jpaPresent && !registry.containsBeanDefinition(PERSISTENCE_ANNOTATION_PROCESSOR_BEAN_NAME)) {
RootBeanDefinition def = new RootBeanDefinition();
try {
ClassLoader cl = AnnotationConfigUtils.class.getClassLoader();
def.setBeanClass(cl.loadClass(PERSISTENCE_ANNOTATION_PROCESSOR_CLASS_NAME));
def.setBeanClass(ClassUtils.forName(PERSISTENCE_ANNOTATION_PROCESSOR_CLASS_NAME,
AnnotationConfigUtils.class.getClassLoader()));
}
catch (ClassNotFoundException ex) {
throw new IllegalStateException(

6
spring-context/src/main/java/org/springframework/context/annotation/ClassPathScanningCandidateComponentProvider.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 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.
@@ -227,7 +227,7 @@ public class ClassPathScanningCandidateComponentProvider implements EnvironmentC
ClassLoader cl = ClassPathScanningCandidateComponentProvider.class.getClassLoader();
try {
this.includeFilters.add(new AnnotationTypeFilter(
((Class<? extends Annotation>) cl.loadClass("javax.annotation.ManagedBean")), false));
((Class<? extends Annotation>) ClassUtils.forName("javax.annotation.ManagedBean", cl)), false));
logger.debug("JSR-250 'javax.annotation.ManagedBean' found and supported for component scanning");
}
catch (ClassNotFoundException ex) {
@@ -235,7 +235,7 @@ public class ClassPathScanningCandidateComponentProvider implements EnvironmentC
}
try {
this.includeFilters.add(new AnnotationTypeFilter(
((Class<? extends Annotation>) cl.loadClass("javax.inject.Named")), false));
((Class<? extends Annotation>) ClassUtils.forName("javax.inject.Named", cl)), false));
logger.debug("JSR-330 'javax.inject.Named' annotation found and supported for component scanning");
}
catch (ClassNotFoundException ex) {

9
spring-context/src/main/java/org/springframework/context/annotation/CommonAnnotationBeanPostProcessor.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 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.
@@ -145,10 +145,10 @@ public class CommonAnnotationBeanPostProcessor extends InitDestroyAnnotationBean
private static Class<? extends Annotation> ejbRefClass = null;
static {
ClassLoader cl = CommonAnnotationBeanPostProcessor.class.getClassLoader();
try {
@SuppressWarnings("unchecked")
Class<? extends Annotation> clazz = (Class<? extends Annotation>) cl.loadClass("javax.xml.ws.WebServiceRef");
Class<? extends Annotation> clazz = (Class<? extends Annotation>)
ClassUtils.forName("javax.xml.ws.WebServiceRef", CommonAnnotationBeanPostProcessor.class.getClassLoader());
webServiceRefClass = clazz;
}
catch (ClassNotFoundException ex) {
@@ -156,7 +156,8 @@ public class CommonAnnotationBeanPostProcessor extends InitDestroyAnnotationBean
}
try {
@SuppressWarnings("unchecked")
Class<? extends Annotation> clazz = (Class<? extends Annotation>) cl.loadClass("javax.ejb.EJB");
Class<? extends Annotation> clazz = (Class<? extends Annotation>)
ClassUtils.forName("javax.ejb.EJB", CommonAnnotationBeanPostProcessor.class.getClassLoader());
ejbRefClass = clazz;
}
catch (ClassNotFoundException ex) {

7
spring-context/src/main/java/org/springframework/scheduling/annotation/AsyncAnnotationAdvisor.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 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.
@@ -32,6 +32,7 @@ import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;
import org.springframework.core.task.SimpleAsyncTaskExecutor;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
/**
* Advisor that activates asynchronous method execution through the {@link Async}
@@ -73,9 +74,9 @@ public class AsyncAnnotationAdvisor extends AbstractPointcutAdvisor implements B
public AsyncAnnotationAdvisor(Executor executor) {
Set<Class<? extends Annotation>> asyncAnnotationTypes = new LinkedHashSet<Class<? extends Annotation>>(2);
asyncAnnotationTypes.add(Async.class);
ClassLoader cl = AsyncAnnotationAdvisor.class.getClassLoader();
try {
asyncAnnotationTypes.add((Class<? extends Annotation>) cl.loadClass("javax.ejb.Asynchronous"));
asyncAnnotationTypes.add((Class<? extends Annotation>)
ClassUtils.forName("javax.ejb.Asynchronous", AsyncAnnotationAdvisor.class.getClassLoader()));
}
catch (ClassNotFoundException ex) {
// If EJB 3.1 API not present, simply ignore.

5
spring-context/src/main/java/org/springframework/scheduling/config/TaskExecutorFactoryBean.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2010 the original author or authors.
* Copyright 2002-2014 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.
@@ -25,6 +25,7 @@ import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.JdkVersion;
import org.springframework.core.task.TaskExecutor;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.util.ClassUtils;
import org.springframework.util.StringUtils;
/**
@@ -74,7 +75,7 @@ public class TaskExecutorFactoryBean implements
public void afterPropertiesSet() throws Exception {
Class<?> executorClass = (shouldUseBackport() ?
getClass().getClassLoader().loadClass("org.springframework.scheduling.backportconcurrent.ThreadPoolTaskExecutor") :
ClassUtils.forName("org.springframework.scheduling.backportconcurrent.ThreadPoolTaskExecutor", getClass().getClassLoader()) :
ThreadPoolTaskExecutor.class);
BeanWrapper bw = new BeanWrapperImpl(executorClass);
determinePoolSizeRange(bw);