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package com.sun.org.apache.xpath.internal.operations;

import com.sun.org.apache.xpath.internal.XPathContext;
import com.sun.org.apache.xpath.internal.objects.XNumber;
import com.sun.org.apache.xpath.internal.objects.XObject;


The 'div' operation expression executer.

/**
 * The 'div' operation expression executer.
 */
public class Div extends Operation
{
    static final long serialVersionUID = 6220756595959798135L;

  
Apply the operation to two operands, and return the result.

Params:
  • left – non-null reference to the evaluated left operand.
  • right – non-null reference to the evaluated right operand.
Throws:
Returns:non-null reference to the XObject that represents the result of the operation.
/**
   * Apply the operation to two operands, and return the result.
   *
   *
   * @param left non-null reference to the evaluated left operand.
   * @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
   */
  public XObject operate(XObject left, XObject right)
          throws javax.xml.transform.TransformerException
  {
    return new XNumber(left.num() / right.num());
  }

  
Evaluate this operation directly to a double.

Params:
  • xctxt – The runtime execution context.
Throws:
Returns:The result of the operation as a double.
/**
   * 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
   */
  public double num(XPathContext xctxt)
          throws javax.xml.transform.TransformerException
  {

    return (m_left.num(xctxt) / m_right.num(xctxt));
  }

}