1. /*
  2. * Copyright 1999-2004 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. /*
  17. * $Id: ExpressionOwner.java,v 1.3 2004/02/17 04:30:02 minchau Exp $
  18. */
  19. package com.sun.org.apache.xpath.internal;
  20. /**
  21. * Classes that implement this interface own an expression, which
  22. * can be rewritten.
  23. */
  24. public interface ExpressionOwner
  25. {
  26. /**
  27. * Get the raw Expression object that this class wraps.
  28. *
  29. * @return the raw Expression object, which should not normally be null.
  30. */
  31. public Expression getExpression();
  32. /**
  33. * Set the raw expression object for this object.
  34. *
  35. * @param exp the raw Expression object, which should not normally be null.
  36. */
  37. public void setExpression(Expression exp);
  38. }