Java tutorial
/** * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.jira.metrics.service; import com.liferay.jira.metrics.model.JiraComponentClp; import com.liferay.jira.metrics.model.JiraDataRetrieveClp; import com.liferay.jira.metrics.model.JiraMetricClp; import com.liferay.jira.metrics.model.JiraPriorityClp; import com.liferay.jira.metrics.model.JiraProjectClp; import com.liferay.jira.metrics.model.JiraStatusClp; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.exception.SystemException; import com.liferay.portal.kernel.io.unsync.UnsyncByteArrayInputStream; import com.liferay.portal.kernel.io.unsync.UnsyncByteArrayOutputStream; import com.liferay.portal.kernel.log.Log; import com.liferay.portal.kernel.log.LogFactoryUtil; import com.liferay.portal.kernel.util.ClassLoaderObjectInputStream; import com.liferay.portal.kernel.util.PropsUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.model.BaseModel; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.lang.reflect.Method; import java.util.ArrayList; import java.util.List; /** * @author Manuel de la Pea */ public class ClpSerializer { public static String getServletContextName() { if (Validator.isNotNull(_servletContextName)) { return _servletContextName; } synchronized (ClpSerializer.class) { if (Validator.isNotNull(_servletContextName)) { return _servletContextName; } try { ClassLoader classLoader = ClpSerializer.class.getClassLoader(); Class<?> portletPropsClass = classLoader.loadClass("com.liferay.util.portlet.PortletProps"); Method getMethod = portletPropsClass.getMethod("get", new Class<?>[] { String.class }); String portletPropsServletContextName = (String) getMethod.invoke(null, "jira-metrics-portlet-deployment-context"); if (Validator.isNotNull(portletPropsServletContextName)) { _servletContextName = portletPropsServletContextName; } } catch (Throwable t) { if (_log.isInfoEnabled()) { _log.info("Unable to locate deployment context from portlet properties"); } } if (Validator.isNull(_servletContextName)) { try { String propsUtilServletContextName = PropsUtil.get("jira-metrics-portlet-deployment-context"); if (Validator.isNotNull(propsUtilServletContextName)) { _servletContextName = propsUtilServletContextName; } } catch (Throwable t) { if (_log.isInfoEnabled()) { _log.info("Unable to locate deployment context from portal properties"); } } } if (Validator.isNull(_servletContextName)) { _servletContextName = "jira-metrics-portlet"; } return _servletContextName; } } public static Object translateInput(BaseModel<?> oldModel) { Class<?> oldModelClass = oldModel.getClass(); String oldModelClassName = oldModelClass.getName(); if (oldModelClassName.equals(JiraComponentClp.class.getName())) { return translateInputJiraComponent(oldModel); } if (oldModelClassName.equals(JiraDataRetrieveClp.class.getName())) { return translateInputJiraDataRetrieve(oldModel); } if (oldModelClassName.equals(JiraMetricClp.class.getName())) { return translateInputJiraMetric(oldModel); } if (oldModelClassName.equals(JiraPriorityClp.class.getName())) { return translateInputJiraPriority(oldModel); } if (oldModelClassName.equals(JiraProjectClp.class.getName())) { return translateInputJiraProject(oldModel); } if (oldModelClassName.equals(JiraStatusClp.class.getName())) { return translateInputJiraStatus(oldModel); } return oldModel; } public static Object translateInput(List<Object> oldList) { List<Object> newList = new ArrayList<Object>(oldList.size()); for (int i = 0; i < oldList.size(); i++) { Object curObj = oldList.get(i); newList.add(translateInput(curObj)); } return newList; } public static Object translateInputJiraComponent(BaseModel<?> oldModel) { JiraComponentClp oldClpModel = (JiraComponentClp) oldModel; BaseModel<?> newModel = oldClpModel.getJiraComponentRemoteModel(); newModel.setModelAttributes(oldClpModel.getModelAttributes()); return newModel; } public static Object translateInputJiraDataRetrieve(BaseModel<?> oldModel) { JiraDataRetrieveClp oldClpModel = (JiraDataRetrieveClp) oldModel; BaseModel<?> newModel = oldClpModel.getJiraDataRetrieveRemoteModel(); newModel.setModelAttributes(oldClpModel.getModelAttributes()); return newModel; } public static Object translateInputJiraMetric(BaseModel<?> oldModel) { JiraMetricClp oldClpModel = (JiraMetricClp) oldModel; BaseModel<?> newModel = oldClpModel.getJiraMetricRemoteModel(); newModel.setModelAttributes(oldClpModel.getModelAttributes()); return newModel; } public static Object translateInputJiraPriority(BaseModel<?> oldModel) { JiraPriorityClp oldClpModel = (JiraPriorityClp) oldModel; BaseModel<?> newModel = oldClpModel.getJiraPriorityRemoteModel(); newModel.setModelAttributes(oldClpModel.getModelAttributes()); return newModel; } public static Object translateInputJiraProject(BaseModel<?> oldModel) { JiraProjectClp oldClpModel = (JiraProjectClp) oldModel; BaseModel<?> newModel = oldClpModel.getJiraProjectRemoteModel(); newModel.setModelAttributes(oldClpModel.getModelAttributes()); return newModel; } public static Object translateInputJiraStatus(BaseModel<?> oldModel) { JiraStatusClp oldClpModel = (JiraStatusClp) oldModel; BaseModel<?> newModel = oldClpModel.getJiraStatusRemoteModel(); newModel.setModelAttributes(oldClpModel.getModelAttributes()); return newModel; } public static Object translateInput(Object obj) { if (obj instanceof BaseModel<?>) { return translateInput((BaseModel<?>) obj); } else if (obj instanceof List<?>) { return translateInput((List<Object>) obj); } else { return obj; } } public static Object translateOutput(BaseModel<?> oldModel) { Class<?> oldModelClass = oldModel.getClass(); String oldModelClassName = oldModelClass.getName(); if (oldModelClassName.equals("com.liferay.jira.metrics.model.impl.JiraComponentImpl")) { return translateOutputJiraComponent(oldModel); } if (oldModelClassName.equals("com.liferay.jira.metrics.model.impl.JiraDataRetrieveImpl")) { return translateOutputJiraDataRetrieve(oldModel); } if (oldModelClassName.equals("com.liferay.jira.metrics.model.impl.JiraMetricImpl")) { return translateOutputJiraMetric(oldModel); } if (oldModelClassName.equals("com.liferay.jira.metrics.model.impl.JiraPriorityImpl")) { return translateOutputJiraPriority(oldModel); } if (oldModelClassName.equals("com.liferay.jira.metrics.model.impl.JiraProjectImpl")) { return translateOutputJiraProject(oldModel); } if (oldModelClassName.equals("com.liferay.jira.metrics.model.impl.JiraStatusImpl")) { return translateOutputJiraStatus(oldModel); } return oldModel; } public static Object translateOutput(List<Object> oldList) { List<Object> newList = new ArrayList<Object>(oldList.size()); for (int i = 0; i < oldList.size(); i++) { Object curObj = oldList.get(i); newList.add(translateOutput(curObj)); } return newList; } public static Object translateOutput(Object obj) { if (obj instanceof BaseModel<?>) { return translateOutput((BaseModel<?>) obj); } else if (obj instanceof List<?>) { return translateOutput((List<Object>) obj); } else { return obj; } } public static Throwable translateThrowable(Throwable throwable) { if (_useReflectionToTranslateThrowable) { try { UnsyncByteArrayOutputStream unsyncByteArrayOutputStream = new UnsyncByteArrayOutputStream(); ObjectOutputStream objectOutputStream = new ObjectOutputStream(unsyncByteArrayOutputStream); objectOutputStream.writeObject(throwable); objectOutputStream.flush(); objectOutputStream.close(); UnsyncByteArrayInputStream unsyncByteArrayInputStream = new UnsyncByteArrayInputStream( unsyncByteArrayOutputStream.unsafeGetByteArray(), 0, unsyncByteArrayOutputStream.size()); Thread currentThread = Thread.currentThread(); ClassLoader contextClassLoader = currentThread.getContextClassLoader(); ObjectInputStream objectInputStream = new ClassLoaderObjectInputStream(unsyncByteArrayInputStream, contextClassLoader); throwable = (Throwable) objectInputStream.readObject(); objectInputStream.close(); return throwable; } catch (SecurityException se) { if (_log.isInfoEnabled()) { _log.info("Do not use reflection to translate throwable"); } _useReflectionToTranslateThrowable = false; } catch (Throwable throwable2) { _log.error(throwable2, throwable2); return throwable2; } } Class<?> clazz = throwable.getClass(); String className = clazz.getName(); if (className.equals(PortalException.class.getName())) { return new PortalException(); } if (className.equals(SystemException.class.getName())) { return new SystemException(); } if (className.equals("com.liferay.jira.metrics.DuplicateJiraComponentException")) { return new com.liferay.jira.metrics.DuplicateJiraComponentException(); } if (className.equals("com.liferay.jira.metrics.DuplicateJiraMetricException")) { return new com.liferay.jira.metrics.DuplicateJiraMetricException(); } if (className.equals("com.liferay.jira.metrics.DuplicateJiraPriorityException")) { return new com.liferay.jira.metrics.DuplicateJiraPriorityException(); } if (className.equals("com.liferay.jira.metrics.DuplicateJiraProjectException")) { return new com.liferay.jira.metrics.DuplicateJiraProjectException(); } if (className.equals("com.liferay.jira.metrics.DuplicateJiraStatusException")) { return new com.liferay.jira.metrics.DuplicateJiraStatusException(); } if (className.equals("com.liferay.jira.metrics.NoSuchJiraComponentException")) { return new com.liferay.jira.metrics.NoSuchJiraComponentException(); } if (className.equals("com.liferay.jira.metrics.NoSuchJiraDataRetrieveException")) { return new com.liferay.jira.metrics.NoSuchJiraDataRetrieveException(); } if (className.equals("com.liferay.jira.metrics.NoSuchJiraMetricException")) { return new com.liferay.jira.metrics.NoSuchJiraMetricException(); } if (className.equals("com.liferay.jira.metrics.NoSuchJiraPriorityException")) { return new com.liferay.jira.metrics.NoSuchJiraPriorityException(); } if (className.equals("com.liferay.jira.metrics.NoSuchJiraProjectException")) { return new com.liferay.jira.metrics.NoSuchJiraProjectException(); } if (className.equals("com.liferay.jira.metrics.NoSuchJiraStatusException")) { return new com.liferay.jira.metrics.NoSuchJiraStatusException(); } return throwable; } public static Object translateOutputJiraComponent(BaseModel<?> oldModel) { JiraComponentClp newModel = new JiraComponentClp(); newModel.setModelAttributes(oldModel.getModelAttributes()); newModel.setJiraComponentRemoteModel(oldModel); return newModel; } public static Object translateOutputJiraDataRetrieve(BaseModel<?> oldModel) { JiraDataRetrieveClp newModel = new JiraDataRetrieveClp(); newModel.setModelAttributes(oldModel.getModelAttributes()); newModel.setJiraDataRetrieveRemoteModel(oldModel); return newModel; } public static Object translateOutputJiraMetric(BaseModel<?> oldModel) { JiraMetricClp newModel = new JiraMetricClp(); newModel.setModelAttributes(oldModel.getModelAttributes()); newModel.setJiraMetricRemoteModel(oldModel); return newModel; } public static Object translateOutputJiraPriority(BaseModel<?> oldModel) { JiraPriorityClp newModel = new JiraPriorityClp(); newModel.setModelAttributes(oldModel.getModelAttributes()); newModel.setJiraPriorityRemoteModel(oldModel); return newModel; } public static Object translateOutputJiraProject(BaseModel<?> oldModel) { JiraProjectClp newModel = new JiraProjectClp(); newModel.setModelAttributes(oldModel.getModelAttributes()); newModel.setJiraProjectRemoteModel(oldModel); return newModel; } public static Object translateOutputJiraStatus(BaseModel<?> oldModel) { JiraStatusClp newModel = new JiraStatusClp(); newModel.setModelAttributes(oldModel.getModelAttributes()); newModel.setJiraStatusRemoteModel(oldModel); return newModel; } private static Log _log = LogFactoryUtil.getLog(ClpSerializer.class); private static String _servletContextName; private static boolean _useReflectionToTranslateThrowable = true; }