org.vizzini.example.ant
Class IfFoodAheadFunction

java.lang.Object
  extended by org.vizzini.util.tree.AbstractTreeNode
      extended by org.vizzini.ai.geneticprogramming.AbstractNode
          extended by org.vizzini.ai.geneticprogramming.function.AbstractFunction
              extended by org.vizzini.example.ant.IfFoodAheadFunction
All Implemented Interfaces:
Cloneable, IFunction, INode, ITreeNode, IVisitable

public class IfFoodAheadFunction
extends AbstractFunction

Provides a function to determine if there is food in the cell ahead of the ant.

Author:
Jeffrey M. Thompson

Constructor Summary
IfFoodAheadFunction()
          Construct this object.
 
Method Summary
 Object evaluate(IContext context)
          Evaluate this function.
 int getArgCount()
          Return the number of arguments used by this function.
 Class getArgType(int index)
          Return the type of the argument at the given index.
 Class getReturnType()
          Return the type of the return value.
protected  boolean isFoodAhead(IContext context0)
          Return true if there is food ahead of the ant.
 
Methods inherited from class org.vizzini.ai.geneticprogramming.function.AbstractFunction
add, checkState, createTreeNodeCollection, isCheckingState, setCheckingState, toString
 
Methods inherited from class org.vizzini.ai.geneticprogramming.AbstractNode
createNewInstance, dotLabel, dotLinkDesc, equals, getName, hashCode, setName
 
Methods inherited from class org.vizzini.util.tree.AbstractTreeNode
acceptBreadthFirst, acceptDepthFirst, breadthFirstIterator, children, clone, depthFirstIterator, dotDesc, fillCollectionBreadthFirst, fillCollectionChildren, fillCollectionDepthFirst, getBreadthFirstList, getChildAt, getChildCount, getChildren, getDepth, getDepthFirstList, getFirstChild, getFirstLeaf, getIndex, getLastChild, getLastLeaf, getLevel, getNextSibling, getNodeCount, getParent, getPath, getRoot, getTreeNodeCollectionClass, getUserObject, insert, isChildAllowed, isLeaf, isRoot, remove, remove, removeAllChildren, removeFromParent, setChildAllowed, setChildren, setParent, setTreeNodeCollectionClass, setUserObject
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface org.vizzini.ai.geneticprogramming.INode
createNewInstance, getName, setName
 
Methods inherited from interface org.vizzini.util.tree.ITreeNode
breadthFirstIterator, children, clone, depthFirstIterator, getBreadthFirstList, getChildAt, getChildCount, getDepth, getDepthFirstList, getFirstChild, getFirstLeaf, getIndex, getLastChild, getLastLeaf, getLevel, getNextSibling, getNodeCount, getParent, getPath, getRoot, getUserObject, insert, isChildAllowed, isLeaf, isRoot, remove, remove, removeAllChildren, removeFromParent, setChildAllowed, setParent, setUserObject
 
Methods inherited from interface org.vizzini.util.tree.IVisitable
acceptBreadthFirst, acceptDepthFirst
 

Constructor Detail

IfFoodAheadFunction

public IfFoodAheadFunction()
Construct this object.

Since:
v0.3
Method Detail

evaluate

public Object evaluate(IContext context)
Evaluate this function.

Parameters:
context - Context in which to evaluate.
Since:
v0.3

getArgCount

public int getArgCount()
Return the number of arguments used by this function.

Since:
v0.3

getArgType

public Class getArgType(int index)
Return the type of the argument at the given index.

Parameters:
index - Argument index.
Since:
v0.3

getReturnType

public Class getReturnType()
Return the type of the return value.

Since:
v0.3

isFoodAhead

protected boolean isFoodAhead(IContext context0)
Return true if there is food ahead of the ant.

Parameters:
context0 - Context.
Since:
v0.3


Copyright 2007 Vizzini.org. All Rights Reserved. 2007.12.25.03.00.02