Package com.singularsys.extensions.mathml.parser

Class NumericConstantHandler

java.lang.Object

com.singularsys.extensions.mathml.parser.AbstractHandler

com.singularsys.extensions.mathml.parser.NumericConstantHandler

All Implemented Interfaces:

TagHandler

public class NumericConstantHandler
extends AbstractHandler

Handler for MathML elements which correspond to numeric constants, Double.NAN and Double.POSITIVE_INFINITY

Author:

Richard Morris

Field Summary

Fields inherited from class com.singularsys.extensions.mathml.parser.AbstractHandler

ft, jep, nf, numf, ot, vt

Constructor Summary

Constructors

Constructor	Description
NumericConstantHandler(Jep jep, Object value)	Constructs a handler which returns a ASTConstant with a specific value.

Method Summary

Modifier and Type	Method	Description
Object	handle(StackFrame frame, Locator loc)	Transform the element, called when a closing tag is encountered.

Methods inherited from class com.singularsys.extensions.mathml.parser.AbstractHandler

convertChildrenToNodes, convertToNode, getFt, getJep, getNf, getNumf, getOt, jepNodesAsArray, jepNodesToFlatArray, jepNodesToFlatList

Methods inherited from class java.lang.Object

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

Constructor Details

NumericConstantHandler

public NumericConstantHandler(Jep jep,
 Object value)

Constructs a handler which returns a ASTConstant with a specific value.

Parameters:

jep -

value -

Method Details

handle

public Object handle(StackFrame frame,
 Locator loc)
              throws SAXParseException

Description copied from interface: TagHandler

Transform the element, called when a closing tag is encountered.

Parameters:

frame - StackFrame representing the element

loc - location in input

Returns:

typically a Node, other types of objects may also be returned when the tag has a special meaning for its parent node.

Throws:

SAXParseException