org.scijava.sjep
Class SyntaxTree

java.lang.Object
  org.scijava.sjep.SyntaxTree

All Implemented Interfaces:

Iterable<SyntaxTree>

public class SyntaxTree
extends Object
implements Iterable<SyntaxTree>

A syntax tree corresponding to an expression.

Author:

Curtis Rueden

Constructor Summary

SyntaxTree(LinkedList<Object> tokens)
Creates a syntax tree built from the given postfix token queue.

Method Summary

SyntaxTree	child(int index)
int	count()
Iterator<SyntaxTree>	iterator()
LinkedList<Object>	postfix() Converts the syntax tree into a token queue in postfix order.
Object	token()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SyntaxTree

public SyntaxTree(LinkedList<Object> tokens)

Creates a syntax tree built from the given postfix token queue. This process will consume the entire queue.

Parameters:

tokens - The token queue, in postfix order.

Method Detail

token

public Object token()

child

public SyntaxTree child(int index)

count

public int count()

postfix

public LinkedList<Object> postfix()

Converts the syntax tree into a token queue in postfix order.

toString

public String toString()

Overrides:

toString in class Object

iterator

public Iterator<SyntaxTree> iterator()

Specified by:

iterator in interface Iterable<SyntaxTree>