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java.lang.Objectorg.picocontainer.gems.containers.Log4jTracingContainerDecorator
public class Log4jTracingContainerDecorator
Decorates a MutablePicoContainer to provide extensive tracing capabilities for all function calls into the Picocontainers.
By default, this class uses org.picocontainer.PicoContainer as its logging category, however, this may be changed by providing the logger in its alternate constructor.
Start and Stop events are logged under info priority, as are all conditions where querying for an object returns a null object (e.g., getComponentAdapter(Object) returns null). All other functions use debug priority.
If used in nanocontainer, you can add wrap your PicoContainer with the Log4jTracingContainerDecorator: (Groovy Example)
pico = builder.container(parent: parent) { //component(.....) //And others. } //Wrap the underlying NanoContainer with a Decorated Pico. pico = new org.picocontainer.gems.containers.Log4jTracingContainerDecorator (pico.getPico())
Field Summary | |
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private org.picocontainer.MutablePicoContainer |
delegate
Wrapped container. |
private org.apache.log4j.Logger |
logger
Logger instance used for writing events. |
Constructor Summary | |
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Log4jTracingContainerDecorator(org.picocontainer.MutablePicoContainer delegate)
Default typical wrapper that wraps another MutablePicoContainer. |
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Log4jTracingContainerDecorator(org.picocontainer.MutablePicoContainer delegate,
org.apache.log4j.Logger logger)
Alternate constructor that allows specification of the Logger to use. |
Method Summary | |
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void |
accept(org.picocontainer.PicoVisitor visitor)
|
boolean |
addChildContainer(org.picocontainer.PicoContainer child)
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void |
dispose()
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org.picocontainer.ComponentAdapter |
getComponentAdapter(java.lang.Object componentKey)
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org.picocontainer.ComponentAdapter |
getComponentAdapterOfType(java.lang.Class componentType)
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java.util.Collection |
getComponentAdapters()
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java.util.List |
getComponentAdaptersOfType(java.lang.Class componentType)
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java.lang.Object |
getComponentInstance(java.lang.Object componentKey)
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java.lang.Object |
getComponentInstanceOfType(java.lang.Class componentType)
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java.util.List |
getComponentInstances()
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java.util.List |
getComponentInstancesOfType(java.lang.Class componentType)
|
org.apache.log4j.Logger |
getLoggerUsed()
Retrieves the logger instance used by this decorator. |
org.picocontainer.PicoContainer |
getParent()
|
org.picocontainer.MutablePicoContainer |
makeChildContainer()
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protected void |
onKeyDoesntExistInContainer(java.lang.Object componentKey,
org.apache.log4j.Logger target)
Standard message handling for cases when a null object is returned for a given key. |
private void |
readObject(java.io.ObjectInputStream s)
|
org.picocontainer.ComponentAdapter |
registerComponent(org.picocontainer.ComponentAdapter componentAdapter)
|
org.picocontainer.ComponentAdapter |
registerComponentImplementation(java.lang.Class componentImplementation)
|
org.picocontainer.ComponentAdapter |
registerComponentImplementation(java.lang.Object componentKey,
java.lang.Class componentImplementation)
|
org.picocontainer.ComponentAdapter |
registerComponentImplementation(java.lang.Object componentKey,
java.lang.Class componentImplementation,
org.picocontainer.Parameter[] parameters)
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org.picocontainer.ComponentAdapter |
registerComponentInstance(java.lang.Object componentInstance)
|
org.picocontainer.ComponentAdapter |
registerComponentInstance(java.lang.Object componentKey,
java.lang.Object componentInstance)
|
boolean |
removeChildContainer(org.picocontainer.PicoContainer child)
|
void |
start()
|
void |
stop()
|
org.picocontainer.ComponentAdapter |
unregisterComponent(java.lang.Object componentKey)
|
org.picocontainer.ComponentAdapter |
unregisterComponentByInstance(java.lang.Object componentInstance)
|
void |
verify()
Deprecated. |
private void |
writeObject(java.io.ObjectOutputStream s)
|
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private final org.picocontainer.MutablePicoContainer delegate
private transient org.apache.log4j.Logger logger
Constructor Detail |
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public Log4jTracingContainerDecorator(org.picocontainer.MutablePicoContainer delegate)
delegate
- Container to be decorated.
java.lang.NullPointerException
- if delegate is null.public Log4jTracingContainerDecorator(org.picocontainer.MutablePicoContainer delegate, org.apache.log4j.Logger logger)
delegate
- Container to be decorated.logger
- specific Log4j Logger to use.
java.lang.NullPointerException
- if delegate or logger is null.Method Detail |
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protected void onKeyDoesntExistInContainer(java.lang.Object componentKey, org.apache.log4j.Logger target)
componentKey
- target
- public void accept(org.picocontainer.PicoVisitor visitor)
accept
in interface org.picocontainer.PicoContainer
visitor
- PicoContainer.accept(org.picocontainer.PicoVisitor)
public boolean addChildContainer(org.picocontainer.PicoContainer child)
addChildContainer
in interface org.picocontainer.MutablePicoContainer
child
-
MutablePicoContainer.addChildContainer(org.picocontainer.PicoContainer)
public void dispose()
dispose
in interface org.picocontainer.Disposable
Disposable.dispose()
public org.picocontainer.ComponentAdapter getComponentAdapter(java.lang.Object componentKey)
getComponentAdapter
in interface org.picocontainer.PicoContainer
componentKey
-
PicoContainer.getComponentAdapter(java.lang.Object)
public org.picocontainer.ComponentAdapter getComponentAdapterOfType(java.lang.Class componentType)
getComponentAdapterOfType
in interface org.picocontainer.PicoContainer
componentType
-
PicoContainer.getComponentAdapterOfType(java.lang.Class)
public java.util.Collection getComponentAdapters()
getComponentAdapters
in interface org.picocontainer.PicoContainer
PicoContainer.getComponentAdapters()
public java.util.List getComponentAdaptersOfType(java.lang.Class componentType)
getComponentAdaptersOfType
in interface org.picocontainer.PicoContainer
componentType
-
PicoContainer.getComponentAdaptersOfType(java.lang.Class)
public java.lang.Object getComponentInstance(java.lang.Object componentKey)
getComponentInstance
in interface org.picocontainer.PicoContainer
componentKey
-
PicoContainer.getComponentInstance(java.lang.Object)
public java.lang.Object getComponentInstanceOfType(java.lang.Class componentType)
getComponentInstanceOfType
in interface org.picocontainer.PicoContainer
componentType
-
PicoContainer.getComponentInstanceOfType(java.lang.Class)
public java.util.List getComponentInstances()
getComponentInstances
in interface org.picocontainer.PicoContainer
PicoContainer.getComponentInstances()
public java.util.List getComponentInstancesOfType(java.lang.Class componentType)
getComponentInstancesOfType
in interface org.picocontainer.PicoContainer
componentType
-
PicoContainer.getComponentInstancesOfType(java.lang.Class)
public org.picocontainer.PicoContainer getParent()
getParent
in interface org.picocontainer.PicoContainer
PicoContainer.getParent()
public org.picocontainer.MutablePicoContainer makeChildContainer()
makeChildContainer
in interface org.picocontainer.MutablePicoContainer
MutablePicoContainer.makeChildContainer()
public org.picocontainer.ComponentAdapter registerComponent(org.picocontainer.ComponentAdapter componentAdapter)
registerComponent
in interface org.picocontainer.MutablePicoContainer
componentAdapter
-
MutablePicoContainer.registerComponent(org.picocontainer.ComponentAdapter)
public org.picocontainer.ComponentAdapter registerComponentImplementation(java.lang.Class componentImplementation)
registerComponentImplementation
in interface org.picocontainer.MutablePicoContainer
componentImplementation
-
MutablePicoContainer.registerComponentImplementation(java.lang.Class)
public org.picocontainer.ComponentAdapter registerComponentImplementation(java.lang.Object componentKey, java.lang.Class componentImplementation, org.picocontainer.Parameter[] parameters)
registerComponentImplementation
in interface org.picocontainer.MutablePicoContainer
componentKey
- componentImplementation
- parameters
-
MutablePicoContainer.registerComponentImplementation(java.lang.Object,
java.lang.Class, org.picocontainer.Parameter[])
public org.picocontainer.ComponentAdapter registerComponentImplementation(java.lang.Object componentKey, java.lang.Class componentImplementation)
registerComponentImplementation
in interface org.picocontainer.MutablePicoContainer
componentKey
- componentImplementation
-
MutablePicoContainer.registerComponentImplementation(java.lang.Object,
java.lang.Class)
public org.picocontainer.ComponentAdapter registerComponentInstance(java.lang.Object componentKey, java.lang.Object componentInstance)
registerComponentInstance
in interface org.picocontainer.MutablePicoContainer
componentKey
- componentInstance
-
MutablePicoContainer.registerComponentInstance(java.lang.Object,
java.lang.Object)
public org.picocontainer.ComponentAdapter registerComponentInstance(java.lang.Object componentInstance)
registerComponentInstance
in interface org.picocontainer.MutablePicoContainer
componentInstance
-
MutablePicoContainer.registerComponentInstance(java.lang.Object)
public boolean removeChildContainer(org.picocontainer.PicoContainer child)
removeChildContainer
in interface org.picocontainer.MutablePicoContainer
child
-
MutablePicoContainer.removeChildContainer(org.picocontainer.PicoContainer)
public void start()
start
in interface org.picocontainer.Startable
Startable.start()
public void stop()
stop
in interface org.picocontainer.Startable
Startable.stop()
public org.picocontainer.ComponentAdapter unregisterComponent(java.lang.Object componentKey)
unregisterComponent
in interface org.picocontainer.MutablePicoContainer
componentKey
-
MutablePicoContainer.unregisterComponent(java.lang.Object)
public org.picocontainer.ComponentAdapter unregisterComponentByInstance(java.lang.Object componentInstance)
unregisterComponentByInstance
in interface org.picocontainer.MutablePicoContainer
componentInstance
-
MutablePicoContainer.unregisterComponentByInstance(java.lang.Object)
public void verify() throws org.picocontainer.PicoVerificationException
verify
in interface org.picocontainer.PicoContainer
org.picocontainer.PicoVerificationException
PicoContainer.verify()
public org.apache.log4j.Logger getLoggerUsed()
private void readObject(java.io.ObjectInputStream s) throws java.io.IOException, java.lang.ClassNotFoundException
java.io.IOException
java.lang.ClassNotFoundException
private void writeObject(java.io.ObjectOutputStream s) throws java.io.IOException
java.io.IOException
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