File: UnparsedEntityURIFunction.java

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package com.jclark.xsl.expr;

import com.jclark.xsl.om.*;

class UnparsedEntityURIFunction extends Function1 {
  ConvertibleExpr makeCallExpr(ConvertibleExpr expr) throws ParseException {
    final StringExpr se = expr.makeStringExpr();
    return new ConvertibleStringExpr() {
      public String eval(Node node, ExprContext context) throws XSLException {
	String uri = node.getUnparsedEntityURI(se.eval(node, context));
	if (uri == null)
	  return "";
	return uri;
      }
    };
  }
}