| Package | Description | 
|---|---|
| org.apache.commons.configuration2.tree | 
 
 A package with helper and utility classes used by hierarchical configurations. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
NodeNameMatchers
 An enumeration class with several pre-defined  
NodeMatcher
 implementations based on node names. | 
| Modifier and Type | Method and Description | 
|---|---|
<C> List<T> | 
NodeHandlerDecorator.getMatchingChildren(T node,
                   NodeMatcher<C> matcher,
                   C criterion)  | 
<C> List<T> | 
NodeHandler.getMatchingChildren(T node,
                   NodeMatcher<C> matcher,
                   C criterion)
Returns an unmodifiable list of all children of the specified node which
 are matched by the passed in  
NodeMatcher against the provided
 criterion. | 
<C> int | 
NodeHandlerDecorator.getMatchingChildrenCount(T node,
                        NodeMatcher<C> matcher,
                        C criterion)  | 
<C> int | 
NodeHandler.getMatchingChildrenCount(T node,
                        NodeMatcher<C> matcher,
                        C criterion)
Returns the number of children of the specified node which are matched by
 the given  
NodeMatcher. | 
| Constructor and Description | 
|---|
DefaultExpressionEngine(DefaultExpressionEngineSymbols syms,
                       NodeMatcher<String> nodeNameMatcher)
Creates a new instance of  
DefaultExpressionEngine and initializes
 its symbols and the matcher for comparing node names. | 
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