package gw.rating.worksheet.domain

uses java.lang.StringBuilder
uses gw.xml.parser2.PLXMLNode


/**
 * Represents a "NOT" value negation.  The child operand contains the value being negated
 */
class WorksheetNegation extends WorksheetOperand {

  override function pseudoCode(buffer : StringBuilder, includeValues : boolean) {
     buildStringStart(buffer, includeValues)
     buffer.append("not ")
     WorksheetOperands.each( \ o -> o.pseudoCode(buffer, includeValues))
     buildStringEnd(buffer, includeValues)
  }

  override function toXml() : PLXMLNode {
    var node = new PLXMLNode(WorksheetClass)
    writeXml(node)
    return node
  }


  override function fromXml(node : PLXMLNode) {
    readXml(node)
  }

  override property get WorksheetClass(): String {
    return "Not"
  }
}