edu.nyu.jet.parser

Class Edge

java.lang.Object

edu.nyu.jet.parser.Edge

Direct Known Subclasses:

ActiveEdge, ParseTreeNode

public abstract class Edge
extends Object

an abstract class for both inactive edges (complete parse tree nodes) and active edges (partially matched productions).

Field Summary

Fields

Modifier and Type	Field and Description
Object	category the category of this node: either a String (grammar symbol) or a Literal.
ParseTreeNode[]	children for non-leaf nodes, the children of this node.
int	end the last character (of the document) spanned by this node
int	start the first character (of the document) spanned by this node

Constructor Summary

Constructors

Constructor and Description
Edge()

Method Summary

Methods

Modifier and Type	Method and Description
ParseTreeNode[]	getChildren() Returns children of this edge.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

category

public Object category

the category of this node: either a String (grammar symbol) or a Literal.

children

public ParseTreeNode[] children

for non-leaf nodes, the children of this node. (For leaf nodes, = null.)

start

public int start

the first character (of the document) spanned by this node

end

public int end

the last character (of the document) spanned by this node

Constructor Detail

Edge

public Edge()

Method Detail

getChildren

public ParseTreeNode[] getChildren()

Returns children of this edge.

Returns: