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## org.apache.xpath.operations
Class Mod

    java.lang.Object
      |
      +--org.apache.xpath.Expression
            |
            +--org.apache.xpath.operations.Operation
                  |
                  +--org.apache.xpath.operations.Mod

public class Mod
extends Operation

The 'mod' operation expression executer.

See Also:
  Serialized Form

Constructor Summary
`Mod()`

Method Summary
`double` | `num(XPathContext xctxt)` Evaluate this operation directly to a double.
`XObject` | `operate(XObject left, XObject right)` Apply the operation to two operands, and return the result.

Methods inherited from class org.apache.xpath.operations.Operation
`callVisitors, canTraverseOutsideSubtree, deepEquals, execute, fixupVariables, getExpression, getLeftOperand, getRightOperand, setExpression, setLeftRight`

Methods inherited from class org.apache.xpath.Expression
`asIterator, asIteratorRaw, asNode, assertion, bool, error, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isStableNumber, warn, xstr`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### Mod

    public Mod()

Method Detail

### operate

    public XObject operate(XObject left,
                           XObject right)
                    throws TransformerException

  Apply the operation to two operands, and return the result.
  Parameters:
    `left` - non-null reference to the evaluated left operand.
    `right` - non-null reference to the evaluated right operand.
  Returns:
    non-null reference to the XObject that represents the result of the operation.
  Throws:
    TransformerException -
  Overrides:
    operate in class Operation

### num

    public double num(XPathContext xctxt)
               throws TransformerException

  Evaluate this operation directly to a double.
  Parameters:
    `xctxt` - The runtime execution context.
  Returns:
    The result of the operation as a double.
  Throws:
    TransformerException -
  Overrides:
    num in class Expression

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Copyright © 2006 Apache XML Project. All Rights Reserved.