org.gcube.data.trees.patterns
Interface Pattern

All Superinterfaces:

Serializable

All Known Implementing Classes:

AbstractPattern, AnyPattern, BoolPattern, CalendarPattern, CutTreePattern, DatePattern, LeafPattern, NumPattern, TextPattern, TreePattern, URIPattern

public interface Pattern
extends Serializable

A Pattern over a Node.

Author:

Fabio Simeoni

Method Summary

boolean	matches(Node n) Indicates whether a node matches a pattern.
void	prune(Node n) Prunes a node of all the descendants that are not required to match the pattern.

Method Detail

matches

boolean matches(Node n)

Indicates whether a node matches a pattern.

Parameters:

n - the node.

Returns:

true if it does, false otherwise.

prune

void prune(Node n)
           throws Exception

Prunes a node of all the descendants that are not required to match the pattern.

Parameters:

n - the node.

Throws:

Exception - if the node does not match the pattern.