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/jboss-as-7.1.1.Final/ee/src/main/java/org/jboss/as/ee/component/ClassDescriptionTraversal.java

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Java | 62 lines | 32 code | 6 blank | 24 comment | 8 complexity | da9996194bacd0ae364027231dee1173 MD5 | raw file
Possible License(s): LGPL-2.1, Apache-2.0
  1. /*
  2. * JBoss, Home of Professional Open Source
  3. * Copyright 2010, Red Hat Inc., and individual contributors as indicated
  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.jboss.as.ee.component;
  23. import java.util.ArrayList;
  24. import java.util.List;
  25. import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
  26. /**
  27. * throwaway utility class for traversing a class configuration from most general superclass down
  28. */
  29. public abstract class ClassDescriptionTraversal {
  30. final Class<?> clazz;
  31. final EEApplicationClasses applicationClasses;
  32. public ClassDescriptionTraversal(final Class<?> clazz, final EEApplicationClasses applicationClasses) {
  33. this.clazz = clazz;
  34. this.applicationClasses = applicationClasses;
  35. }
  36. public void run() throws DeploymentUnitProcessingException {
  37. Class<?> clazz = this.clazz;
  38. final List<EEModuleClassDescription> queue = new ArrayList<EEModuleClassDescription>();
  39. final List<Class<?>> classQueue = new ArrayList<Class<?>>();
  40. while (clazz != null && clazz != Object.class) {
  41. final EEModuleClassDescription configuration = applicationClasses.getClassByName(clazz.getName());
  42. queue.add(configuration);
  43. classQueue.add(clazz);
  44. clazz = clazz.getSuperclass();
  45. }
  46. for (int i = queue.size() - 1; i >= 0; --i) {
  47. final EEModuleClassDescription config = queue.get(i);
  48. if(config != null) {
  49. handle(classQueue.get(i), config);
  50. } else {
  51. handle(classQueue.get(i), null);
  52. }
  53. }
  54. }
  55. protected abstract void handle(final Class<?> clazz, final EEModuleClassDescription classDescription) throws DeploymentUnitProcessingException;
  56. }