org.jline.style.StyleSource Maven / Gradle / Ivy
/*
* Copyright (c) 2002-2018, the original author or authors.
*
* This software is distributable under the BSD license. See the terms of the
* BSD license in the documentation provided with this software.
*
* http://www.opensource.org/licenses/bsd-license.php
*/
package org.jline.style;
import javax.annotation.Nullable;
import java.util.Map;
/**
* Provides the source of style configuration.
*
* @since 3.4
*/
public interface StyleSource {
/**
* Returns the appropriate style for the given style-group and style-name, or {@code null} if missing.
*
* @param group the group
* @param name the style name
* @return the style
*/
@Nullable
String get(String group, String name);
/**
* Set a specific style in a style-group.
*
* @param group the group
* @param name the style name
* @param style the style to set
*/
void set(String group, String name, String style);
/**
* Remove all styles for given style-group.
*
* @param group the group
*/
void remove(String group);
/**
* Remove a specific style from style-group.
*
* @param group the group
* @param name the style name to remove
*/
void remove(String group, String name);
/**
* Clear all styles.
*/
void clear();
/**
* Returns configured style-group names.
*
* @return Immutable collection.
*/
Iterable groups();
/**
* Returns configured styles for given style-group.
*
* @param group the style group
* @return Immutable map.
*/
Map styles(String group);
}