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java.lang.Objectorg.springframework.context.weaving.DefaultContextLoadTimeWeaver
public class DefaultContextLoadTimeWeaver
Default LoadTimeWeaver bean for use in an application context,
 decorating an automatically detected internal LoadTimeWeaver.
 
Typically registered for the default bean name
 "loadTimeWeaver"; the most convenient way to achieve this is
 Spring's <context:load-time-weaver> XML tag.
 
This class implements a runtime environment check for obtaining the
 appropriate weaver implementation: As of Spring 2.5, it detects Sun's
 GlassFish, Oracle's OC4J, BEA's WebLogic 10,
 Spring's VM agent and any
 ClassLoader supported by Spring's ReflectiveLoadTimeWeaver
 (for example the
 TomcatInstrumentableClassLoader).
ConfigurableApplicationContext.LOAD_TIME_WEAVER_BEAN_NAME| Field Summary | |
|---|---|
| protected  Log | logger | 
| Constructor Summary | |
|---|---|
| DefaultContextLoadTimeWeaver() | |
| Method Summary | |
|---|---|
|  void | addTransformer(ClassFileTransformer transformer)Add a ClassFileTransformerto be applied by thisLoadTimeWeaver. | 
| protected  LoadTimeWeaver | createServerSpecificLoadTimeWeaver(ClassLoader classLoader) | 
|  void | destroy()Invoked by a BeanFactory on destruction of a singleton. | 
|  ClassLoader | getInstrumentableClassLoader()Return a ClassLoaderthat supports instrumentation
 through AspectJ-style load-time weaving based on user-definedClassFileTransformers. | 
|  ClassLoader | getThrowawayClassLoader()Return a throwaway ClassLoader, enabling classes to be
 loaded and inspected without affecting the parentClassLoader. | 
|  void | setBeanClassLoader(ClassLoader classLoader)Callback that supplies the bean class loaderto
 a bean instance. | 
| Methods inherited from class java.lang.Object | 
|---|
| clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait | 
| Field Detail | 
|---|
protected final Log logger
| Constructor Detail | 
|---|
public DefaultContextLoadTimeWeaver()
| Method Detail | 
|---|
public void setBeanClassLoader(ClassLoader classLoader)
BeanClassLoaderAwareclass loader to
 a bean instance.
 Invoked after the population of normal bean properties but
 before an initialization callback such as
 InitializingBean's
 InitializingBean.afterPropertiesSet()
 method or a custom init-method.
setBeanClassLoader in interface BeanClassLoaderAwareclassLoader - the owning class loader; may be null in
 which case a default ClassLoader must be used, for example
 the ClassLoader obtained via
 ClassUtils.getDefaultClassLoader()protected LoadTimeWeaver createServerSpecificLoadTimeWeaver(ClassLoader classLoader)
public void destroy()
DisposableBean
destroy in interface DisposableBeanpublic void addTransformer(ClassFileTransformer transformer)
LoadTimeWeaverClassFileTransformer to be applied by this
 LoadTimeWeaver.
addTransformer in interface LoadTimeWeavertransformer - the ClassFileTransformer to addpublic ClassLoader getInstrumentableClassLoader()
LoadTimeWeaverClassLoader that supports instrumentation
 through AspectJ-style load-time weaving based on user-defined
 ClassFileTransformers.
 May be the current ClassLoader, or a ClassLoader
 created by this LoadTimeWeaver instance.
getInstrumentableClassLoader in interface LoadTimeWeaverClassLoader which will expose
 instrumented classes according to the registered transformerspublic ClassLoader getThrowawayClassLoader()
LoadTimeWeaverClassLoader, enabling classes to be
 loaded and inspected without affecting the parent ClassLoader.
 Should not return the same instance of the ClassLoader
 returned from an invocation of LoadTimeWeaver.getInstrumentableClassLoader().
getThrowawayClassLoader in interface LoadTimeWeaverClassLoader; should return
 a new instance for each call, with no existing state| 
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