ch.qos.logback.classic.sift
Class MDCBasedDiscriminator
java.lang.Object
ch.qos.logback.core.spi.ContextAwareBase
ch.qos.logback.core.sift.AbstractDiscriminator<ILoggingEvent>
ch.qos.logback.classic.sift.MDCBasedDiscriminator
- All Implemented Interfaces:
- Discriminator<ILoggingEvent>, ContextAware, LifeCycle
public class MDCBasedDiscriminator
- extends AbstractDiscriminator<ILoggingEvent>
MDCBasedDiscriminator essentially returns the value mapped to an MDC key. If
the said value is null, then a default value is returned.
Both Key and the DefaultValue are user specified properties.
- Author:
- Ceki Gülcü
Methods inherited from class ch.qos.logback.core.spi.ContextAwareBase |
addError, addError, addInfo, addInfo, addStatus, addWarn, addWarn, getContext, getDeclaredOrigin, getStatusManager, setContext |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
MDCBasedDiscriminator
public MDCBasedDiscriminator()
getDiscriminatingValue
public String getDiscriminatingValue(ILoggingEvent event)
- Return the value associated with an MDC entry designated by the Key
property. If that value is null, then return the value assigned to the
DefaultValue property.
start
public void start()
- Specified by:
start
in interface LifeCycle
- Overrides:
start
in class AbstractDiscriminator<ILoggingEvent>
getKey
public String getKey()
setKey
public void setKey(String key)
getDefaultValue
public String getDefaultValue()
- Returns:
- See Also:
setDefaultValue(String)
setDefaultValue
public void setDefaultValue(String defaultValue)
- The default MDC value in case the MDC is not set for
mdcKey
.
For example, if Key
is set to the value
"someKey", and the MDC is not set for "someKey", then this appender will
use the default value, which you can set with the help of this method.
- Parameters:
defaultValue
-
Copyright © 2005-2013 QOS.ch. All Rights Reserved.