Package io.prometheus.client.log4j
Class InstrumentedAppender
- java.lang.Object
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- org.apache.log4j.AppenderSkeleton
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- io.prometheus.client.log4j.InstrumentedAppender
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- All Implemented Interfaces:
org.apache.log4j.Appender
,org.apache.log4j.spi.OptionHandler
public class InstrumentedAppender extends org.apache.log4j.AppenderSkeleton
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Field Summary
Fields Modifier and Type Field Description private static Counter
COUNTER
static java.lang.String
COUNTER_NAME
private static Counter.Child
DEBUG_LABEL
private static Counter.Child
ERROR_LABEL
private static Counter.Child
FATAL_LABEL
private static Counter.Child
INFO_LABEL
private static Counter.Child
TRACE_LABEL
private static Counter.Child
WARN_LABEL
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Constructor Summary
Constructors Constructor Description InstrumentedAppender()
Create a new instrumented appender using the default registry.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
activateOptions()
protected void
append(org.apache.log4j.spi.LoggingEvent event)
void
close()
boolean
requiresLayout()
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Field Detail
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COUNTER_NAME
public static final java.lang.String COUNTER_NAME
- See Also:
- Constant Field Values
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COUNTER
private static final Counter COUNTER
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TRACE_LABEL
private static final Counter.Child TRACE_LABEL
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DEBUG_LABEL
private static final Counter.Child DEBUG_LABEL
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INFO_LABEL
private static final Counter.Child INFO_LABEL
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WARN_LABEL
private static final Counter.Child WARN_LABEL
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ERROR_LABEL
private static final Counter.Child ERROR_LABEL
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FATAL_LABEL
private static final Counter.Child FATAL_LABEL
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Method Detail
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activateOptions
public void activateOptions()
- Specified by:
activateOptions
in interfaceorg.apache.log4j.spi.OptionHandler
- Overrides:
activateOptions
in classorg.apache.log4j.AppenderSkeleton
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append
protected void append(org.apache.log4j.spi.LoggingEvent event)
- Specified by:
append
in classorg.apache.log4j.AppenderSkeleton
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close
public void close()
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requiresLayout
public boolean requiresLayout()
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