mirror of
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	107541: Merged 5.0.N (5.0.3) to HEAD-BUG-FIX (5.1/Cloud) (PARTIAL MERGE)
      107413: Merged DEV to 5.0.N (5.0.3)
         106858 : MNT-13545: JavaDoc : Inconsistencies between the Java doc and the actual code
            - Cleaning of Javadoc,
   107565: MNT-13545 Fix compilation after merge of Javadoc
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@107633 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
		
	
		
			
				
	
	
		
			394 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
			
		
		
	
	
			394 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
| /*
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|  * Copyright (C) 2005-2014 Alfresco Software Limited.
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|  *
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|  * This file is part of Alfresco
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|  *
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|  * Alfresco is free software: you can redistribute it and/or modify
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|  * it under the terms of the GNU Lesser General Public License as published by
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|  * the Free Software Foundation, either version 3 of the License, or
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|  * (at your option) any later version.
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|  *
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|  * Alfresco is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General Public License
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|  * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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|  */
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| package org.alfresco.repo.jscript;
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| 
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| import java.io.Serializable;
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| import java.util.Date;
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| import java.util.HashMap;
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| import java.util.Locale;
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| import java.util.Map;
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| 
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| import org.alfresco.repo.nodelocator.CompanyHomeNodeLocator;
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| import org.alfresco.repo.nodelocator.NodeLocatorService;
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| import org.alfresco.repo.nodelocator.SharedHomeNodeLocator;
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| import org.alfresco.repo.nodelocator.SitesHomeNodeLocator;
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| import org.alfresco.repo.nodelocator.UserHomeNodeLocator;
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| import org.alfresco.repo.nodelocator.XPathNodeLocator;
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| import org.alfresco.repo.security.permissions.noop.PermissionServiceNOOPImpl;
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| import org.alfresco.service.ServiceRegistry;
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| import org.alfresco.service.cmr.module.ModuleDetails;
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| import org.alfresco.service.cmr.module.ModuleService;
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| import org.alfresco.service.cmr.repository.NodeRef;
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| import org.alfresco.service.cmr.repository.NodeService;
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| import org.alfresco.service.cmr.security.AccessStatus;
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| import org.alfresco.service.cmr.security.PermissionService;
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| import org.alfresco.service.namespace.NamespaceService;
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| import org.alfresco.service.namespace.QName;
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| import org.alfresco.util.ScriptPagingDetails;
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| import org.springframework.extensions.surf.util.I18NUtil;
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| import org.springframework.extensions.surf.util.ISO8601DateFormat;
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| 
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| /**
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|  * Place for general and miscellaneous utility functions not already found in generic JavaScript. 
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|  * 
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|  * @author Kevin Roast
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|  */
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| public class ScriptUtils extends BaseScopableProcessorExtension
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| {
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|     private final static String NAMESPACE_BEGIN = "" + QName.NAMESPACE_BEGIN;
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|     
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|     /** Services */
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|     protected ServiceRegistry services;
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|     
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|     private NodeService unprotNodeService;
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|     
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|     
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|     /**
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|      * Sets the service registry
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|      * 
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|      * @param services  the service registry
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|      */
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|     public void setServiceRegistry(ServiceRegistry services)
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|     {
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|         this.services = services;
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|     }
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|     
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|     /**
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|      * @param nodeService   the NodeService to set
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|      */
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|     public void setNodeService(NodeService nodeService)
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|     {
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|         this.unprotNodeService = nodeService;
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|     }
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|     
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|     /**
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|      * Function to return the cm:name display path for a node with minimum performance overhead.
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|      *  
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|      * @param node  ScriptNode
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|      * @return cm:name based human readable display path for the give node.
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|      */
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|     public String displayPath(ScriptNode node)
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|     {
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|         return this.unprotNodeService.getPath(node.nodeRef).toDisplayPath(
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|                     this.unprotNodeService, new PermissionServiceNOOPImpl());
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|     }
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|     
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|     /**
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|      * Function to pad a string with zero '0' characters to the required length
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|      * 
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|      * @param s     String to pad with leading zero '0' characters
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|      * @param len   Length to pad to
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|      * 
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|      * @return padded string or the original if already at >=len characters 
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|      */
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|     public String pad(String s, int len)
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|     {
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|        String result = s;
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|        for (int i=0; i<(len - s.length()); i++)
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|        {
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|            result = "0" + result;
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|        }
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|        return result;
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|     }
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|     
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|     /**
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|      * Gets a JS node object from a string noderef
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|      * 
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|      * @param nodeRefString     string reference to a node
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|      * @return                  a JS node object
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|      */
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|     public ScriptNode getNodeFromString(String nodeRefString)
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|     {
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|         NodeRef nodeRef = new NodeRef(nodeRefString);
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|         return (ScriptNode)new ValueConverter().convertValueForScript(this.services, getScope(), null, nodeRef);
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|     }
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|     
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|     /**
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|      * Use the Node Locator Service to find the a node reference from a number of possible locator types.
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|      * This method is responsible for determining the locator type and then calling the Service as the
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|      * Service does not know how to guess which locator to use.
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|      * <p>
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|      * This service supports 'virtual' nodes including the following:
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|      * <p>
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|      * alfresco://company/home      The Company Home root node<br>
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|      * alfresco://user/home         The User Home node under Company Home<br>
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|      * alfresco://company/shared    The Shared node under Company Home<br>
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|      * alfresco://sites/home        The Sites home node under Company Home<br>
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|      * workspace://.../...          Any standard NodeRef<br>
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|      * /app:company_home/cm:...     XPath QName style node reference<br>
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|      * 
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|      * @param reference     The node reference - See above for list of possible node references supported.
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|      * 
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|      * @return ScriptNode representing the node or null if not found
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|      */
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|     public ScriptNode resolveNodeReference(final String reference)
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|     {
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|         if (reference == null)
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|         {
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|             throw new IllegalArgumentException("Node 'reference' argument is mandatory.");
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|         }
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|         
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|         final NodeLocatorService locatorService = this.services.getNodeLocatorService();
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|         
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|         NodeRef nodeRef = null;
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|         
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|         switch (reference)
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|         {
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|             case "alfresco://company/home":
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|                 nodeRef = locatorService.getNode(CompanyHomeNodeLocator.NAME, null, null);
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|                 break;
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|             case "alfresco://user/home":
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|                 nodeRef = locatorService.getNode(UserHomeNodeLocator.NAME, null, null);
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|                 break;
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|             case "alfresco://company/shared":
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|                 nodeRef = locatorService.getNode(SharedHomeNodeLocator.NAME, null, null);
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|                 break;
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|             case "alfresco://sites/home":
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|                 nodeRef = locatorService.getNode(SitesHomeNodeLocator.NAME, null, null);
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|                 break;
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|             default:
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|                 if (reference.indexOf("://") > 0)
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|                 {
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|                     NodeRef ref = new NodeRef(reference);
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|                     if (this.services.getNodeService().exists(ref) && 
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|                         this.services.getPermissionService().hasPermission(ref, PermissionService.READ) == AccessStatus.ALLOWED)
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|                     {
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|                         nodeRef = ref;
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|                     }
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|                 }
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|                 else if (reference.startsWith("/"))
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|                 {
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|                     final Map<String, Serializable> params = new HashMap<>(1, 1.0f);
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|                     params.put(XPathNodeLocator.QUERY_KEY, reference);
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|                     nodeRef = locatorService.getNode(XPathNodeLocator.NAME, null, params);
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|                 }
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|                 break;
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|         }
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|         
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|         return nodeRef != null ? (ScriptNode)new ValueConverter().convertValueForScript(this.services, getScope(), null, nodeRef) : null;
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|     }
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|     
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|     /**
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|      * Gets a boolean value from a string
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|      * 
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|      * @see Boolean#parseBoolean(String)
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|      * 
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|      * @param booleanString  boolean string 
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|      * @return boolean      the boolean value
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|      */
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|     public boolean toBoolean(String booleanString)
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|     {
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|         return Boolean.parseBoolean(booleanString);
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|     }
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|     
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|     /**
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|      * Function to check if a module is installed
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|      * 
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|      * @param moduleName	module name (e.g. "org.alfresco.module.foo")
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|      * @return boolean      true if the module is currently installed
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|      */
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|     public boolean moduleInstalled(String moduleName)
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|     {
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|         ModuleService moduleService = (ModuleService)this.services.getService(QName.createQName(NamespaceService.ALFRESCO_URI, "ModuleService"));
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|         if (moduleService != null)
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|         {
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|             ModuleDetails moduleDetail = (ModuleDetails)moduleService.getModule(moduleName);
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|             return (moduleDetail != null);
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|         }
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|         return false;
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|     }
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|     
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|     /**
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|      * Format timeInMillis to ISO 8601 formatted string
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|      * 
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|      * @param timeInMillis long
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|      * @return String
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|      */
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|     public String toISO8601(long timeInMillis)
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|     {
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|         return ISO8601DateFormat.format(new Date(timeInMillis));
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|     }
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|     
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|     /**
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|      * Format date to ISO 8601 formatted string
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|      * 
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|      * @param date Date
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|      * @return String
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|      */
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|     public String toISO8601(Date date)
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|     {
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|         return ISO8601DateFormat.format(date);
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|     }
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|     
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|     /**
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|      * Parse date from ISO formatted string
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|      * 
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|      * @param isoDateString String
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|      * @return Date
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|      */
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|     public Date fromISO8601(String isoDateString)
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|     {
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|         return ISO8601DateFormat.parse(isoDateString);
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|     }
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|     
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|     /**
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|      * Given a long-form QName string, this method uses the namespace service to create a
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|      * short-form QName string.
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|      * 
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|      * @param s   Fully qualified QName string
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|      * @return the short form of the QName string, e.g. "cm:content"
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|      */
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|     public String shortQName(String s)
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|     {
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|         return createQName(s).toPrefixString(services.getNamespaceService());
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|     }
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|     
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|     /**
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|      * Given a short-form QName string, this method returns the fully qualified QName string.
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|      * 
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|      * @param s   Short form QName string, e.g. "cm:content"
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|      * @return Fully qualified QName string
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|      */
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|     public String longQName(String s)
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|     {
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|         return createQName(s).toString();
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|     }
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|     
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|     /**
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|      * Builds a paging object, from the supplied
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|      *  Max Items and Skip Count
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|      */
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|     public ScriptPagingDetails createPaging(int maxItems, int skipCount)
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|     {
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|         return new ScriptPagingDetails(maxItems, skipCount);
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|     }
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| 
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|     /**
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|      * Builds a paging object, from the supplied
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|      *  Max Items, Skip Count and Query Execution ID
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|      */
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|     public ScriptPagingDetails createPaging(int maxItems, int skipCount, String queryExecutionId)
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|     {
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|         return new ScriptPagingDetails(maxItems, skipCount, queryExecutionId);
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|     }
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| 
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|     /**
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|      * Builds a paging object, from the supplied Args object.
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|      * Requires that the parameters have their standard names,
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|      *  i.e. "maxItems" and "skipCount"
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|      *  
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|      * @param args  Mandatory hash of paging arguments<p>
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|      *              Possible arguments include:<p>
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|      *              maxItems - max count of items to return, default -1 (all)<br>
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|      *              skipCount - number of items to skip, default -1 (none)<br>
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|      *              queryId<br>
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|      *              queryExecutionId
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|      */
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|     public ScriptPagingDetails createPaging(Map<String, String> args)
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|     {
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|         int maxItems = -1;
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|         int skipCount = -1;
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|         String queryId = null;
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|         
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|         if (args.containsKey("maxItems"))
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|         {
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|             try
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|             {
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|                 maxItems = Integer.parseInt(args.get("maxItems"));
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|             }
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|             catch(NumberFormatException e)
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|             {}
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|         }
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|         if (args.containsKey("skipCount"))
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|         {
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|             try
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|             {
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|                 skipCount = Integer.parseInt(args.get("skipCount"));
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|             }
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|             catch(NumberFormatException e)
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|             {}
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|         }
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|         
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|         if (args.containsKey("queryId"))
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|         {
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|             queryId = args.get("queryId");
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|         }
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|         else if(args.containsKey("queryExecutionId"))
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|         {
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|             queryId = args.get("queryExecutionId");
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|         }
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|         
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|         return new ScriptPagingDetails(maxItems, skipCount, queryId);
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|     }
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| 
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|     /**
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|      * Helper to create a QName from either a fully qualified or short-name QName string
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|      * 
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|      * @param s    Fully qualified or short-name QName string
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|      * 
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|      * @return QName
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|      */
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|     private QName createQName(String s)
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|     {
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|         QName qname;
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|         if (s.indexOf(NAMESPACE_BEGIN) != -1)
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|         {
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|             qname = QName.createQName(s);
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|         }
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|         else
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|         {
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|             qname = QName.createQName(s, this.services.getNamespaceService());
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|         }
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|         return qname;
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|     }
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|     
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|     /**
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|      * Disable rule execution for this thread
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|      */
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|     public void disableRules()
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|     {
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|         services.getRuleService().disableRules();
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|     }
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|     
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|     /**
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|      * Enable rule execution for this thread
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|      */
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|     public void enableRules()
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|     {
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|         services.getRuleService().enableRules();
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|     }
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|     
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|     /**
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|      * Sets current Locale from string
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|      */
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|     public void setLocale(String localeStr)
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|     {
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|         Locale newLocale = I18NUtil.parseLocale(localeStr);
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|         I18NUtil.setLocale(newLocale);
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|     }
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|     
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|     /**
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|      * Returns current thread's locale
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|      */
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|     public String getLocale()
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|     {
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|         return I18NUtil.getLocale().toString();
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|     }
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| }
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