| Package | Description | 
|---|---|
| org.apache.commons.configuration2 | 
 
 The Configuration main package. 
 | 
| org.apache.commons.configuration2.tree | 
 
 A package with helper and utility classes used by hierarchical configurations. 
 | 
| org.apache.commons.configuration2.tree.xpath | 
 
 This package contains the  
XPathExpressionEngine class which
 enables XPATH support for querying configuration properties. | 
| Modifier and Type | Method and Description | 
|---|---|
NodeAddData<T> | 
AbstractHierarchicalConfiguration.resolveAddKey(T root,
             String key,
             NodeHandler<T> handler)
Resolves a key of an add operation. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
<T> NodeAddData<T> | 
ExpressionEngine.prepareAdd(T root,
          String key,
          NodeHandler<T> handler)
Returns information needed for an add operation. 
 | 
<T> NodeAddData<T> | 
DefaultExpressionEngine.prepareAdd(T root,
          String key,
          NodeHandler<T> handler)
 Prepares Adding the property with the specified key. 
 | 
NodeAddData<T> | 
NodeKeyResolver.resolveAddKey(T root,
             String key,
             NodeHandler<T> handler)
Resolves a key of an add operation. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
<T> NodeAddData<T> | 
XPathExpressionEngine.prepareAdd(T root,
          String key,
          NodeHandler<T> handler)
Returns information needed for an add operation. 
 | 
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