Package railo.transformer.cfml.evaluator.impl

Source Code of railo.transformer.cfml.evaluator.impl.QueryParam

package railo.transformer.cfml.evaluator.impl;

import railo.transformer.bytecode.statement.tag.Tag;
import railo.transformer.bytecode.util.ASMUtil;
import railo.transformer.cfml.evaluator.EvaluatorException;
import railo.transformer.cfml.evaluator.EvaluatorSupport;
import railo.transformer.library.tag.TagLibTag;



/**
* TODO remove
* Prueft den Kontext des Tag queryparam.
* Das Tag <code>queryParam</code> darf nur innerhalb des Tag <code>loop, while, foreach</code> liegen.
*/
public final class QueryParam extends EvaluatorSupport {


  /**
   * @see railo.transformer.cfml.evaluator.EvaluatorSupport#evaluate(org.w3c.dom.Element, railo.transformer.library.tag.TagLibTag)
   */
  public void evaluate(Tag tag,TagLibTag libTag) throws EvaluatorException {
    String ns=libTag.getTagLib().getNameSpaceAndSeparator();
    String queryName=ns+"query";
   
    if(!ASMUtil.hasAncestorTag(tag,queryName))
      throw new EvaluatorException("Wrong Context, tag "+libTag.getFullName()+" must be inside a "+queryName+" tag");
  }

}
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