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: Lte.java,v 1.7 2004/02/17 04:35:12 minchau Exp $
  18. */
  19. package com.sun.org.apache.xpath.internal.operations;
  20. import com.sun.org.apache.xpath.internal.objects.XBoolean;
  21. import com.sun.org.apache.xpath.internal.objects.XObject;
  22. /**
  23. * The '<=' operation expression executer.
  24. */
  25. public class Lte extends Operation
  26. {
  27. /**
  28. * Apply the operation to two operands, and return the result.
  29. *
  30. *
  31. * @param left non-null reference to the evaluated left operand.
  32. * @param right non-null reference to the evaluated right operand.
  33. *
  34. * @return non-null reference to the XObject that represents the result of the operation.
  35. *
  36. * @throws javax.xml.transform.TransformerException
  37. */
  38. public XObject operate(XObject left, XObject right)
  39. throws javax.xml.transform.TransformerException
  40. {
  41. return left.lessThanOrEqual(right) ? XBoolean.S_TRUE : XBoolean.S_FALSE;
  42. }
  43. }