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/protocols/jain-mgcp/stack/src/main/java/org/mobicents/protocols/mgcp/parser/UtilsFactory.java

http://mobicents.googlecode.com/
Java | 79 lines | 43 code | 15 blank | 21 comment | 8 complexity | edf206ea78d275e3d8c1183edc2e08c1 MD5 | raw file
Possible License(s): LGPL-3.0, GPL-3.0, LGPL-2.1, GPL-2.0, CC-BY-SA-3.0, CC0-1.0, Apache-2.0, BSD-3-Clause
  1. /*
  2. * JBoss, Home of Professional Open Source
  3. * Copyright 2011, Red Hat, Inc. and individual contributors
  4. * by the @authors tag. See the copyright.txt in the distribution for a
  5. * full listing of individual contributors.
  6. *
  7. * This is free software; you can redistribute it and/or modify it
  8. * under the terms of the GNU Lesser General Public License as
  9. * published by the Free Software Foundation; either version 2.1 of
  10. * the License, or (at your option) any later version.
  11. *
  12. * This software is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * Lesser General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Lesser General Public
  18. * License along with this software; if not, write to the Free
  19. * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  20. * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
  21. */
  22. package org.mobicents.protocols.mgcp.parser;
  23. import java.util.ArrayList;
  24. import java.util.List;
  25. import org.apache.log4j.Logger;
  26. public class UtilsFactory {
  27. private static final Logger logger = Logger.getLogger(UtilsFactory.class);
  28. private List<Utils> list = new ArrayList<Utils>();
  29. private int size = 0;
  30. private int count = 0;
  31. public UtilsFactory(int size) {
  32. this.size = size;
  33. for (int i = 0; i < size; i++) {
  34. Utils utils = new Utils();
  35. list.add(utils);
  36. }
  37. }
  38. public Utils allocate() {
  39. Utils utils = null;
  40. if (!list.isEmpty()) {
  41. utils = list.remove(0);
  42. if (utils != null) {
  43. return utils;
  44. }
  45. }
  46. utils = new Utils();
  47. count++;
  48. if (logger.isInfoEnabled()) {
  49. logger.info("UtilsFactory underflow. Better to increase the size of Utils count. Count = " + count);
  50. }
  51. return utils;
  52. }
  53. public void deallocate(Utils utils) {
  54. if (list.size() < size && utils != null) {
  55. list.add(utils);
  56. }
  57. }
  58. public int getSize() {
  59. return this.size;
  60. }
  61. public int getCount() {
  62. return this.count;
  63. }
  64. }