package com.jclark.xsl.expr;

import com.jclark.xsl.om.*;

class NodeSetVariant extends VariantBase {
  private final NodeIterator iter;

  NodeSetVariant(NodeIterator iter) {
    this.iter = iter;
  }

  public NodeIterator convertToNodeSet() {
    return iter;
  }

  public Object convertToObject() {
    return iter;
  }

  public String convertToString() throws XSLException {
    return Converter.toString(iter);
  }

  public boolean convertToBoolean() throws XSLException {
    return Converter.toBoolean(iter);
  }

  public double convertToNumber() throws XSLException {
    return Converter.toNumber(iter);
  }

  public Variant makePermanent() throws XSLException {
    return new PermanentNodeSetVariant(iter);
  }

  public boolean isNodeSet() { return true; }

}