Java tutorial
/* * #%L * Alfresco Remote API * %% * Copyright (C) 2005 - 2016 Alfresco Software Limited * %% * This file is part of the Alfresco software. * If the software was purchased under a paid Alfresco license, the terms of * the paid license agreement will prevail. Otherwise, the software is * provided under the following open source license terms: * * Alfresco 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 3 of the License, or * (at your option) any later version. * * Alfresco 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. * * You should have received a copy of the GNU Lesser General Public License * along with Alfresco. If not, see <http://www.gnu.org/licenses/>. * #L% */ package org.alfresco.repo.web.scripts.bulkimport; import java.net.InetAddress; import java.net.UnknownHostException; import java.util.Arrays; import java.util.Date; import org.alfresco.repo.bulkimport.BulkFilesystemImporter; import org.alfresco.repo.model.Repository; import org.alfresco.service.cmr.model.FileFolderService; import org.alfresco.service.cmr.model.FileInfo; import org.alfresco.service.cmr.model.FileNotFoundException; import org.alfresco.service.cmr.repository.NodeRef; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.extensions.webscripts.DeclarativeWebScript; import org.springframework.extensions.webscripts.WebScriptException; /** * contains common fields and methods for the import web scripts. */ public class AbstractBulkFileSystemImportWebScript extends DeclarativeWebScript { protected static final Log logger = LogFactory.getLog(BulkFilesystemImporter.class); protected static final String WEB_SCRIPT_URI_BULK_FILESYSTEM_IMPORT_STATUS = "/bulkfsimport/status"; protected static final String PARAMETER_TARGET_NODEREF = "targetNodeRef"; protected static final String PARAMETER_TARGET_PATH = "targetPath"; protected static final String COMPANY_HOME_NAME = "Company Home"; protected static final String COMPANY_HOME_PATH = "/" + COMPANY_HOME_NAME; // Web scripts parameters (common) protected static final String PARAMETER_REPLACE_EXISTING = "replaceExisting"; protected static final String PARAMETER_VALUE_REPLACE_EXISTING = "replaceExisting"; protected static final String PARAMETER_SOURCE_DIRECTORY = "sourceDirectory"; protected static final String PARAMETER_DISABLE_RULES = "disableRules"; protected static final String PARAMETER_VALUE_DISABLE_RULES = "disableRules"; protected static final String IMPORT_ALREADY_IN_PROGRESS_MODEL_KEY = "importInProgress"; protected static final String IMPORT_ALREADY_IN_PROGRESS_ERROR_KEY = "bfsit.error.importAlreadyInProgress"; protected static final String PARAMETER_BATCH_SIZE = "batchSize"; protected static final String PARAMETER_NUM_THREADS = "numThreads"; protected FileFolderService fileFolderService; protected Repository repository; protected volatile boolean importInProgress; protected NodeRef getTargetNodeRef(String targetNodeRefStr, String targetPath) throws FileNotFoundException { NodeRef targetNodeRef; if (targetNodeRefStr == null || targetNodeRefStr.trim().length() == 0) { if (targetPath == null || targetPath.trim().length() == 0) { throw new WebScriptException( "Error: neither parameter '" + PARAMETER_TARGET_NODEREF + "' nor parameter '" + PARAMETER_TARGET_PATH + "' was provided, but at least one is required !"); } targetNodeRef = convertPathToNodeRef(targetPath.trim()); } else { targetNodeRef = new NodeRef(targetNodeRefStr.trim()); } return targetNodeRef; } protected NodeRef convertPathToNodeRef(String targetPath) throws FileNotFoundException { NodeRef result = null; NodeRef companyHome = repository.getCompanyHome(); String cleanTargetPath = targetPath.replaceAll("/+", "/"); if (cleanTargetPath.startsWith(COMPANY_HOME_PATH)) cleanTargetPath = cleanTargetPath.substring(COMPANY_HOME_PATH.length()); if (cleanTargetPath.startsWith("/")) cleanTargetPath = cleanTargetPath.substring(1); if (cleanTargetPath.endsWith("/")) cleanTargetPath = cleanTargetPath.substring(0, cleanTargetPath.length() - 1); if (cleanTargetPath.length() == 0) result = companyHome; else { FileInfo info = fileFolderService.resolveNamePath(companyHome, Arrays.asList(cleanTargetPath.split("/"))); if (info == null) throw new WebScriptException("could not determine NodeRef for path :'" + cleanTargetPath + "'"); result = info.getNodeRef(); } return (result); } protected String buildTextMessage(Throwable t) { StringBuffer result = new StringBuffer(); String timeOfFailure = (new Date()).toString(); String hostName = null; String ipAddress = null; try { hostName = InetAddress.getLocalHost().getHostName(); ipAddress = InetAddress.getLocalHost().getHostAddress(); } catch (UnknownHostException uhe) { hostName = "unknown"; ipAddress = "unknown"; } result.append("\nTime of failure: " + timeOfFailure); result.append("\nHost where failure occurred: " + hostName + " (" + ipAddress + ")"); if (t != null) { result.append("\nRoot exception:"); result.append(renderExceptionStackAsText(t)); } else { result.append("\nNo exception was provided."); } return (result.toString()); } private String renderExceptionStackAsText(Throwable t) { StringBuffer result = new StringBuffer(); if (t != null) { String message = t.getMessage(); Throwable cause = t.getCause(); if (cause != null) { result.append(renderExceptionStackAsText(cause)); result.append("\nWrapped by:"); } if (message == null) { message = ""; } result.append("\n"); result.append(t.getClass().getName()); result.append(": "); result.append(message); result.append("\n"); result.append(renderStackTraceElements(t.getStackTrace())); } return (result.toString()); } private String renderStackTraceElements(StackTraceElement[] elements) { StringBuffer result = new StringBuffer(); if (elements != null) { for (int i = 0; i < elements.length; i++) { result.append("\tat " + elements[i].toString() + "\n"); } } return (result.toString()); } // boilerplate setters public void setFileFolderService(FileFolderService fileFolderService) { this.fileFolderService = fileFolderService; } public void setRepository(Repository repository) { this.repository = repository; } }