tries looking for email message by id first and name as fallback

src/main/java/org/gcube/portal/socialmail/PeriodicTask.java

@@ -4,6 +4,7 @@ import static org.gcube.common.authorization.client.Constants.authorizationServi
 
 import java.security.GeneralSecurityException;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Date;
 import java.util.List;
 import java.util.Properties;
@@ -39,6 +40,8 @@ import org.gcube.common.portal.PortalContext;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.common.storagehub.client.plugins.AbstractPlugin;
 import org.gcube.common.storagehub.client.proxies.MessageManagerClient;
+import org.gcube.common.storagehub.model.exceptions.IdNotFoundException;
+import org.gcube.common.storagehub.model.exceptions.StorageHubException;
 import org.gcube.portal.databook.server.DatabookStore;
 import org.gcube.portal.databook.shared.Comment;
 import org.gcube.portal.databook.shared.Feed;
@@ -270,27 +273,46 @@ public class PeriodicTask implements Runnable {
 			String token = authorizationService().generateUserToken(new UserInfo(username, userRoles), scope);
 			SecurityTokenProvider.instance.set(token);
 			MessageManagerClient mmClient = AbstractPlugin.messages().build();
-			org.gcube.common.storagehub.model.messages.Message theMessage = mmClient.get(messageId);		
-			String[] addresses = theMessage.getAddresses();
-			for (int i = 0; i < addresses.length; i++) {
-				recipientIds.add(addresses[i]);
+			org.gcube.common.storagehub.model.messages.Message theMessage = null;
+			try {
+				theMessage = mmClient.get(messageId);		
 			}
-			//add the sender and remove the person who is replying from the recipients 
-			String sender = theMessage.getSender().getUserName();
-			String originalText = theMessage.getBody();
-			Date originalSentTime = theMessage.getCreationTime().getTime();
-			recipientIds.add(sender);
-			recipientIds.remove(fakeSession.getUsername());
-
-			_log.debug("Message Recipients:");
-			for (String rec : recipientIds) {
-				_log.debug(rec);
+			catch (IdNotFoundException e) {
+				_log.warn("Message with id "+ messageId + " could not be found, trying by name ...");
+				List<org.gcube.common.storagehub.model.messages.Message> messages = mmClient.getReceivedMessages();
+				Collections.reverse(messages); //the messages are returned in chronological order, but the messages we look for is one of the newests
+				_log.warn("Messages size="+messages.size());
+				for(org.gcube.common.storagehub.model.messages.Message msg: messages) {					
+					if (msg.getName().equals(messageId)) { 
+						theMessage = msg;
+						break;
+					}
+				}	
 			}
-			_log.debug("Constructing reply message");
-			messageText += getReplyHeaderMessage(sender, originalSentTime, originalText);
+			if (theMessage != null) { 
+				String[] addresses = theMessage.getAddresses();
+				for (int i = 0; i < addresses.length; i++) {
+					recipientIds.add(addresses[i]);
+				}
+				//add the sender and remove the person who is replying from the recipients 
+				String sender = theMessage.getSender().getUserName();
+				String originalText = theMessage.getBody();
+				Date originalSentTime = theMessage.getCreationTime().getTime();
+				recipientIds.add(sender);
+				recipientIds.remove(fakeSession.getUsername());
+
+				_log.debug("Message Recipients:");
+				for (String rec : recipientIds) {
+					_log.debug(rec);
+				}
+				_log.debug("Constructing reply message");
+				messageText += getReplyHeaderMessage(sender, originalSentTime, originalText);
 
-			_log.debug("Trying to send message with subject: " + subject + " to: " + recipientIds.toString());
-			newMessageId = mmClient.sendMessage(recipientIds, subject, messageText, new ArrayList<String>());
+				_log.debug("Trying to send message with subject: " + subject + " to: " + recipientIds.toString());
+				newMessageId = mmClient.sendMessage(recipientIds, subject, messageText, new ArrayList<String>());
+			}	else {
+				_log.error("Message with id "+ messageId + " could not be found even iterating by name, exiting.");
+			}
 
 		} catch (Exception e) {
 			e.printStackTrace();