1. /*
  2. * Copyright 2003,2004 The Apache Software Foundation.
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. package org.apache.commons.jexl.parser;
  17. import org.apache.commons.jexl.JexlContext;
  18. /**
  19. * Simple testcases
  20. *
  21. * @author <a href="mailto:mhw@kremvax.net">Mark H. Wilkinson</a>
  22. * @version $Id: ASTSizeMethod.java,v 1.3 2004/02/28 13:45:20 yoavs Exp $
  23. */
  24. public class ASTSizeMethod extends SimpleNode
  25. {
  26. public ASTSizeMethod(int id)
  27. {
  28. super(id);
  29. }
  30. public ASTSizeMethod(Parser p, int id)
  31. {
  32. super(p, id);
  33. }
  34. /** Accept the visitor. **/
  35. public Object jjtAccept(ParserVisitor visitor, Object data)
  36. {
  37. return visitor.visit(this, data);
  38. }
  39. /**
  40. * returns the value of itself applied to the object.
  41. * We assume that an identifier can be gotten via a get(String)
  42. */
  43. public Object execute(Object obj, JexlContext jc)
  44. throws Exception
  45. {
  46. return new Integer(ASTSizeFunction.sizeOf(obj));
  47. }
  48. }