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Neg.javaAPI DocJava SE 6 API1909Tue Jun 10 00:23:16 BST 2008com.sun.org.apache.xpath.internal.operations

Neg

public class Neg extends UnaryOperation
The unary '-' operation expression executer.

Fields Summary
static final long
serialVersionUID
Constructors Summary
Methods Summary
public doublenum(com.sun.org.apache.xpath.internal.XPathContext xctxt)
Evaluate this operation directly to a double.

param
xctxt The runtime execution context.
return
The result of the operation as a double.
throws
javax.xml.transform.TransformerException


    return -(m_right.num(xctxt));
public com.sun.org.apache.xpath.internal.objects.XObjectoperate(com.sun.org.apache.xpath.internal.objects.XObject right)
Apply the operation to two operands, and return the result.

param
right non-null reference to the evaluated right operand.
return
non-null reference to the XObject that represents the result of the operation.
throws
javax.xml.transform.TransformerException


                                       
       
  
    return new XNumber(-right.num());