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public interface Node
Method Summary | |
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FormulaArray |
evaluate(Frame frame)
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void |
jjtAddChild(Node n,
int i)
This method tells the node to add its argument to the node's list of children. |
void |
jjtClose()
This method is called after all the child nodes have been added. |
Node |
jjtGetChild(int i)
This method returns a child node. |
int |
jjtGetNumChildren()
Return the number of children the node has. |
Node |
jjtGetParent()
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void |
jjtOpen()
This method is called after the node has been made the current node. |
void |
jjtSetParent(Node n)
This pair of methods are used to inform the node of its parent. |
void |
preprocess(Frame frame)
Performs any node level preprocessing prior to any evaluation. |
Method Detail |
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void jjtOpen()
void jjtClose()
void jjtSetParent(Node n)
Node jjtGetParent()
void jjtAddChild(Node n, int i)
Node jjtGetChild(int i)
int jjtGetNumChildren()
FormulaArray evaluate(Frame frame) throws IllegalFormulaException
IllegalFormulaException
void preprocess(Frame frame) throws IllegalFormulaException
frame
-
IllegalFormulaException
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