1. /*
  2. * Copyright 2000,2002,2004 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. package org.apache.tools.ant.taskdefs;
  18. import java.io.IOException;
  19. import org.apache.tools.ant.BuildException;
  20. import org.apache.tools.ant.Task;
  21. /**
  22. * Logs standard output and error of a subprocess to the log system of ant.
  23. *
  24. * @since Ant 1.2
  25. */
  26. public class LogStreamHandler extends PumpStreamHandler {
  27. /**
  28. * Creates log stream handler
  29. *
  30. * @param task the task for whom to log
  31. * @param outlevel the loglevel used to log standard output
  32. * @param errlevel the loglevel used to log standard error
  33. */
  34. public LogStreamHandler(Task task, int outlevel, int errlevel) {
  35. super(new LogOutputStream(task, outlevel),
  36. new LogOutputStream(task, errlevel));
  37. }
  38. /**
  39. * Stop the log stream handler.
  40. */
  41. public void stop() {
  42. super.stop();
  43. try {
  44. getErr().close();
  45. getOut().close();
  46. } catch (IOException e) {
  47. // plain impossible
  48. throw new BuildException(e);
  49. }
  50. }
  51. }