org.jline.style

Class NopStyleSource

java.lang.Object

org.jline.style.NopStyleSource

All Implemented Interfaces:

StyleSource

public class NopStyleSource
extends Object
implements StyleSource

StyleSource which always returns null.

Since:

3.4

Constructor Summary

Constructors

Constructor and Description
NopStyleSource()

Method Summary

Modifier and Type	Method and Description
void	clear() Non-operation.
String	get(String group, String name) Always returns null.
Iterable<String>	groups() Always returns empty list.
void	remove(String group) Non-operation.
void	remove(String group, String name) Non-operation.
void	set(String group, String name, String style) Non-operation.
Map<String,String>	styles(String group) Always returns empty map.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NopStyleSource

public NopStyleSource()

Method Detail

get

@Nullable
public String get(String group,
                            String name)

Always returns null.

Specified by:

get in interface StyleSource

Parameters:

group - the group

name - the style name

Returns:

the style

set

public void set(String group,
                String name,
                String style)

Non-operation.

Specified by:

set in interface StyleSource

Parameters:

group - the group

name - the style name

style - the style to set

remove

public void remove(String group)

Non-operation.

Specified by:

remove in interface StyleSource

Parameters:

group - the group

remove

public void remove(String group,
                   String name)

Non-operation.

Specified by:

remove in interface StyleSource

Parameters:

group - the group

name - the style name to remove

clear

public void clear()

Non-operation.

Specified by:

clear in interface StyleSource

groups

public Iterable<String> groups()

Always returns empty list.

Specified by:

groups in interface StyleSource

Returns:

Immutable collection.

styles

public Map<String,String> styles(String group)

Always returns empty map.

Specified by:

styles in interface StyleSource

Parameters:

group - the style group

Returns:

Immutable map.