package com.jclark.xsl.expr;

import com.jclark.xsl.om.*;

class VariantRelationalExpr extends ConvertibleBooleanExpr {
  private final Relation rel;
  private final VariantExpr expr1;
  private final VariantExpr expr2;

  VariantRelationalExpr(Relation rel, VariantExpr expr1, VariantExpr expr2) {
    this.rel = rel;
    this.expr1 = expr1;
    this.expr2 = expr2;
  }

  public boolean eval(Node node, ExprContext context) throws XSLException {
    return rel.relate(expr1.eval(node, context),
		      expr2.eval(node, context));
  }
}