StyleSource

All Known Implementing Classes:

MemoryStyleSource, NopStyleSource
```
public interface StyleSource
```
Provides the source of style configuration.

Since:

3.4

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`clear()`	Clear all styles.
`java.lang.String`	`get(java.lang.String group, java.lang.String name)`	Returns the appropriate style for the given style-group and style-name, or `null` if missing.
`java.lang.Iterable<java.lang.String>`	`groups()`	Returns configured style-group names.
`void`	`remove(java.lang.String group)`	Remove all styles for given style-group.
`void`	`remove(java.lang.String group, java.lang.String name)`	Remove a specific style from style-group.
`void`	`set(java.lang.String group, java.lang.String name, java.lang.String style)`	Set a specific style in a style-group.
`java.util.Map<java.lang.String,java.lang.String>`	`styles(java.lang.String group)`	Returns configured styles for given style-group.

- Method Detail
  - get
```
@Nullable
java.lang.String get(java.lang.String group,
                     java.lang.String name)
```
    Returns the appropriate style for the given style-group and style-name, or null if missing.
    
    Parameters:
    
    group - the group
    
    name - the style name
    
    Returns:
    
    the style
  - set
```
void set(java.lang.String group,
         java.lang.String name,
         java.lang.String style)
```
    Set a specific style in a style-group.
    
    Parameters:
    
    group - the group
    
    name - the style name
    
    style - the style to set
  - remove
```
void remove(java.lang.String group)
```
    Remove all styles for given style-group.
    
    Parameters:
    
    group - the group
  - remove
```
void remove(java.lang.String group,
            java.lang.String name)
```
    Remove a specific style from style-group.
    
    Parameters:
    
    group - the group
    
    name - the style name to remove
  - clear
```
void clear()
```
    Clear all styles.
  - groups
```
java.lang.Iterable<java.lang.String> groups()
```
    Returns configured style-group names.
    
    Returns:
    
    Immutable collection.
  - styles
```
java.util.Map<java.lang.String,java.lang.String> styles(java.lang.String group)
```
    Returns configured styles for given style-group.
    
    Parameters:
    
    group - the style group
    
    Returns:
    
    Immutable map.