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LoadTimeWeavingConfiguration should not rely on private field injection 

Issue: SPR-12776
This commit is contained in:
Juergen Hoeller 2015-02-27 22:29:42 +01:00
parent 590b23ccb3
commit 1259671f3f
1 changed files with 10 additions and 7 deletions
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15
spring-context/src/main/java/org/springframework/context/annotation/LoadTimeWeavingConfiguration.java
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@ -26,9 +26,6 @@ import org.springframework.context.weaving.DefaultContextLoadTimeWeaver;
import org.springframework.core.annotation.AnnotationAttributes;
import org.springframework.core.type.AnnotationMetadata;
import org.springframework.instrument.classloading.LoadTimeWeaver;
import org.springframework.util.Assert;
import static org.springframework.context.weaving.AspectJWeavingEnabler.*;
/**
* {@code @Configuration} class that registers a {@link LoadTimeWeaver} bean.
@ -47,7 +44,6 @@ public class LoadTimeWeavingConfiguration implements ImportAware, BeanClassLoade
private AnnotationAttributes enableLTW;
@Autowired(required = false)
private LoadTimeWeavingConfigurer ltwConfigurer;
private ClassLoader beanClassLoader;
@ -56,9 +52,16 @@ public class LoadTimeWeavingConfiguration implements ImportAware, BeanClassLoade
@Override
public void setImportMetadata(AnnotationMetadata importMetadata) {
this.enableLTW = AnnotationConfigUtils.attributesFor(importMetadata, EnableLoadTimeWeaving.class);
Assert.notNull(this.enableLTW,
if (this.enableLTW == null) {
throw new IllegalArgumentException(
"@EnableLoadTimeWeaving is not present on importing class " + importMetadata.getClassName());
}
}
@Autowired(required = false)
public void setLoadTimeWeavingConfigurer(LoadTimeWeavingConfigurer ltwConfigurer) {
this.ltwConfigurer = ltwConfigurer;
}
@Override
public void setBeanClassLoader(ClassLoader beanClassLoader) {
@ -87,7 +90,7 @@ public class LoadTimeWeavingConfiguration implements ImportAware, BeanClassLoade
// AJ weaving is disabled -> do nothing
break;
case AUTODETECT:
if (this.beanClassLoader.getResource(ASPECTJ_AOP_XML_RESOURCE) == null) {
if (this.beanClassLoader.getResource(AspectJWeavingEnabler.ASPECTJ_AOP_XML_RESOURCE) == null) {
// No aop.xml present on the classpath -> treat as 'disabled'
break;
}