ALF-10902 : No friendly notification occurs when Editor or Collaborator tries to delete content

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@31363 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/filesys/repo/DotDotContentSearchContext.java

@@ -0,0 +1,169 @@
+/*
+ * Copyright (C) 2006-2010 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * 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/>.
+ */
+
+package org.alfresco.filesys.repo;
+
+import java.util.List;
+
+import org.alfresco.jlan.server.filesys.FileInfo;
+import org.alfresco.jlan.server.filesys.cache.FileState;
+import org.alfresco.jlan.server.filesys.cache.FileStateCache;
+import org.alfresco.jlan.server.filesys.pseudo.PseudoFileList;
+import org.alfresco.service.cmr.repository.NodeRef;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * Cache Lookup Search Context Class
+ * 
+ * ContentSearchContext with DotDot methods.
+ * 
+ */
+public class DotDotContentSearchContext extends ContentSearchContext {
+
+	// Debug logging
+	
+    private static final Log logger = LogFactory.getLog(DotDotContentSearchContext.class);
+    
+	
+	// File information for the '.' and '..' pseduo entries, returned during a wildcard search
+	
+	private FileInfo m_dotInfo;
+	private FileInfo m_dotDotInfo;
+	
+    /**
+     * Class constructor
+     * 
+     * @param cifsHelper Filesystem helper class
+     * @param results List of file/folder nodes that match the search pattern
+     * @param searchStr Search path
+     * @param pseudoList List of pseudo files to be blended into the returned list of files
+     * @param relPath Relative path being searched
+     * @param stateCache File state cache
+     */
+    protected DotDotContentSearchContext(
+            CifsHelper cifsHelper,
+            List<NodeRef> results,
+            String searchStr,
+            PseudoFileList pseudoList,
+            String relPath)
+           
+    {
+        super(cifsHelper, results, searchStr, pseudoList, relPath);
+        super.setSearchString(searchStr);
+    }
+    
+    /**
+     * Check if the '.' and '..' pseudo file entries are available
+     * 
+     * @return boolean
+     */
+    public boolean hasDotFiles() {
+    	return (m_dotInfo != null && m_dotDotInfo != null) ? true : false;
+    }
+    
+    /**
+     * Return the '.' pseudo file entry details
+     * 
+     * @param finfo FileInfo
+     * @return boolean
+     */
+    public boolean getDotInfo(FileInfo finfo) {
+
+    	// Check if the '.' file information is valid
+    	
+    	if ( m_dotInfo != null) {
+    		finfo.copyFrom( m_dotInfo);
+    		return true;
+    	}
+    	
+    	// File information not valid
+    	
+    	return false;
+    }
+    
+    /**
+     * Return the '..' pseudo file entry details
+     * 
+     * @param finfo FileInfo
+     * @return boolean
+     */
+    public boolean getDotDotInfo(FileInfo finfo) {
+
+    	// Check if the '..' file information is valid
+    	
+    	if ( m_dotDotInfo != null) {
+    		finfo.copyFrom( m_dotDotInfo);
+    		return true;
+    	}
+    	
+    	// File information not valid
+    	
+    	return false;
+    }
+
+    /**
+     * Set the '.' pseudo file entry details
+     * 
+     * @param finfo FileInfo
+     */
+    protected void setDotInfo(FileInfo finfo) {
+    	m_dotInfo = finfo;
+    	if ( m_dotInfo != null)
+    		m_dotInfo.setFileName( ".");
+    }
+    
+    /**
+     * Set the '..' pseudo file entry details
+     * 
+     * @param finfo FileInfo
+     */
+    protected void setDotDotInfo(FileInfo finfo) {
+    	m_dotDotInfo = finfo;
+    	if ( m_dotDotInfo != null)
+    		m_dotDotInfo.setFileName( "..");
+    }
+    
+    /**
+     * Return the search as a string
+     * 
+     * @return String
+     */
+    public String toString()
+    {
+        StringBuilder sb = new StringBuilder(60);
+
+        sb.append("[DotDotContextSearch searchStr=");
+        sb.append(getSearchString());
+        sb.append(", resultCount=");
+        sb.append(getResultsSize());
+        sb.append(", pseudoList=");
+        if ( getPseudoListSize() != 0)
+        	sb.append( getPseudoListSize());
+        else
+        	sb.append("NULL");        
+        if ( m_dotInfo != null)
+        	sb.append(",Dot");
+        if ( m_dotDotInfo != null)
+        	sb.append(",DotDot");
+        sb.append("]");
+        
+        return sb.toString();
+    }
+}