REPO-2724 Apply default maven folder structure

src/main/java/org/alfresco/repo/transfer/TransferVersionCheckerImpl.java

@@ -0,0 +1,70 @@
+/*
+ * #%L
+ * Alfresco Repository
+ * %%
+ * 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.transfer;
+
+import org.alfresco.service.cmr.transfer.TransferVersion;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * This is an implementation of TransferVersionChecker.
+ * 
+ * It allows transfer to the same edition/major/minor but ignores revision.
+ */
+public class TransferVersionCheckerImpl implements TransferVersionChecker
+{
+    private static Log logger = LogFactory.getLog(TransferVersionCheckerImpl.class);
+    
+    public boolean checkTransferVersions(TransferVersion from, TransferVersion to)
+    {
+        logger.debug("checkTransferVersions from:" + from + ", to:" + to);
+        
+        if(from == null || to == null || to.getEdition() == null || to.getVersionMajor() == null || to.getVersionMinor() == null)
+        {
+            return false;
+        }
+        
+        if(!from.getEdition().equalsIgnoreCase(to.getEdition()))
+        {
+            return false;
+        }
+        
+        if(!from.getVersionMajor().equalsIgnoreCase(to.getVersionMajor()))
+        {
+            return false;
+        }
+        
+        if(!from.getVersionMinor().equalsIgnoreCase(to.getVersionMinor()))
+        {
+            return false;
+        }
+        
+        // ignore revisions
+        
+        return true;
+    }
+
+}