Added command for shifting attributes from one archiver to another

TODO: implement

archivingmanager/src/main/java/org/tango/archiving/server/manager/ArchivingManager.java

@@ -590,4 +590,18 @@ public class ArchivingManager {
         return res;
     }
 
+    /**
+     * Moves an attribute from one archiver to another
+     * @param argin attributeName,archiverName
+     * @throws DevFailed if the attribute cannot be moved since it is not archived or if it failed
+     */
+    @Command(name = "ShiftArchiver", inTypeDesc = "attributeName,archiverName")
+    public void shiftArchiver(final String[] argin) throws DevFailed {
+        auditLogger.debug("Entering ShiftArchiver with params {}", String.join(",", argin));
+        if (argin.length != 2) {
+            throw DevFailedUtils.newDevFailed("Invalid number of arguments");
+        }
+        databaseAccess.shiftArchiver(argin[0], argin[1]);
+        auditLogger.debug("Exiting ShiftArchiver");
+    }
 }

archivingmanager/src/main/java/org/tango/archiving/server/manager/HDBTDBAccess.java

@@ -217,4 +217,9 @@ public class HDBTDBAccess implements IArchivingAccess {
     public int createNewContext(final String contextName, String description) throws DevFailed {
         throw DevFailedUtils.newDevFailed("Not supported for HDB or TDB");
     }
+
+    @Override
+    public void shiftArchiver(final String attributeName, final String archiverName) throws DevFailed {
+        return; // TODO: implement
+    }
 }

archivingmanager/src/main/java/org/tango/archiving/server/manager/IArchivingAccess.java

@@ -33,4 +33,6 @@ public interface IArchivingAccess {
     String[] getAllContexts() throws DevFailed;
 
     int createNewContext(final String contextName, String description) throws DevFailed;
+
+    void shiftArchiver(final String attributeName, final String archiverName) throws DevFailed;
 }

archivingmanager/src/main/java/org/tango/archiving/server/manager/TimeseriesAccess.java

@@ -198,4 +198,9 @@ public class TimeseriesAccess implements IArchivingAccess {
         }
         return inserterService.createNewContext(contextName, description);
     }
+
+    @Override
+    public void shiftArchiver(final String attributeName, final String archiverName) throws DevFailed {
+        return; // TODO: implement
+    }
 }