Package org.slf4j.helpers

Class BasicMarker

java.lang.Object

org.slf4j.helpers.BasicMarker

All Implemented Interfaces:

Serializable, Marker

public class BasicMarker
extends Object
implements Marker

A simple implementation of the Marker interface.

Author:

Ceki Gülcü, Joern Huxhorn

See Also:

• Serialized Form

Field Summary

Fields inherited from interface org.slf4j.Marker

ANY_MARKER, ANY_NON_NULL_MARKER

Method Summary

Modifier and Type	Method	Description
void	add(Marker reference)	Add a reference to another Marker.
boolean	contains(String name)	This method is mainly used with Expression Evaluators.
boolean	contains(Marker other)	Does this marker contain a reference to the 'other' marker? Marker A is defined to contain marker B, if A == B or if B is referenced by A, or if B is referenced by any one of A's references (recursively).
boolean	equals(Object obj)	Markers are considered equal if they have the same name.
String	getName()	Get the name of this Marker.
boolean	hasChildren()	Deprecated.
int	hashCode()	Compute the hash code based on the name of this marker.
boolean	hasReferences()	Does this marker have any references?
Iterator<Marker>	iterator()	Returns an Iterator which can be used to iterate over the references of this marker.
boolean	remove(Marker referenceToRemove)	Remove a marker reference.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Details

getName

public String getName()

Description copied from interface: Marker

Get the name of this Marker.

Specified by:

getName in interface Marker

Returns:

name of marker

add

public void add(Marker reference)

Description copied from interface: Marker

Add a reference to another Marker.

Note that the fluent API allows adding multiple markers to a logging statement. It is often preferable to use multiple markers instead of nested markers.

Specified by:

add in interface Marker

Parameters:

reference - a reference to another marker

hasReferences

public boolean hasReferences()

Description copied from interface: Marker

Does this marker have any references?

Specified by:

hasReferences in interface Marker

Returns:

true if this marker has one or more references, false otherwise.

hasChildren

@Deprecated
public boolean hasChildren()

Deprecated.

Specified by:

hasChildren in interface Marker

iterator

public Iterator<Marker> iterator()

Description copied from interface: Marker

Returns an Iterator which can be used to iterate over the references of this marker. An empty iterator is returned when this marker has no references.

Specified by:

iterator in interface Marker

Returns:

Iterator over the references of this marker

remove

public boolean remove(Marker referenceToRemove)

Description copied from interface: Marker

Remove a marker reference.

Specified by:

remove in interface Marker

Parameters:

referenceToRemove - the marker reference to remove

Returns:

true if reference could be found and removed, false otherwise.

contains

public boolean contains(Marker other)

Description copied from interface: Marker

Does this marker contain a reference to the 'other' marker? Marker A is defined to contain marker B, if A == B or if B is referenced by A, or if B is referenced by any one of A's references (recursively).

Specified by:

contains in interface Marker

Parameters:

other - The marker to test for inclusion.

Returns:

Whether this marker contains the other marker.

contains

public boolean contains(String name)

This method is mainly used with Expression Evaluators.

Specified by:

contains in interface Marker

Parameters:

name - The marker name to test for inclusion.

Returns:

Whether this marker contains the other marker.

equals

public boolean equals(Object obj)

Description copied from interface: Marker

Markers are considered equal if they have the same name.

Specified by:

equals in interface Marker

Overrides:

equals in class Object

Parameters:

obj -

Returns:

true, if this.name equals o.name

hashCode

public int hashCode()

Description copied from interface: Marker

Compute the hash code based on the name of this marker. Note that markers are considered equal if they have the same name.

Specified by:

hashCode in interface Marker

Overrides:

hashCode in class Object

Returns:

the computed hashCode

toString

public String toString()

Overrides:

toString in class Object