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: FuncFloor.java,v 1.8 2004/02/17 04:34:00 minchau Exp $
  18. */
  19. package com.sun.org.apache.xpath.internal.functions;
  20. import com.sun.org.apache.xpath.internal.XPathContext;
  21. import com.sun.org.apache.xpath.internal.objects.XNumber;
  22. import com.sun.org.apache.xpath.internal.objects.XObject;
  23. /**
  24. * Execute the Floor() function.
  25. * @xsl.usage advanced
  26. */
  27. public class FuncFloor extends FunctionOneArg
  28. {
  29. /**
  30. * Execute the function. The function must return
  31. * a valid object.
  32. * @param xctxt The current execution context.
  33. * @return A valid XObject.
  34. *
  35. * @throws javax.xml.transform.TransformerException
  36. */
  37. public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException
  38. {
  39. return new XNumber(java.lang.Math.floor(m_arg0.execute(xctxt).num()));
  40. }
  41. }