--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/de/mpiwg/gazetteer/utils/exceptions/VersioningException.java	Thu Apr 23 15:46:01 2015 +0200
@@ -0,0 +1,45 @@
+package de.mpiwg.gazetteer.utils.exceptions;
+
+import de.mpiwg.gazetteer.bo.LGFile;
+
+public class VersioningException extends GazetteerException{
+
+	private static final long serialVersionUID = 3686916552150745726L;
+
+	private static int CODE = 1;
+	
+	public LGFile userFile;
+	public LGFile currentFile;
+	
+	public VersioningException(LGFile userFile, LGFile currentFile){
+		this.userFile = userFile;
+		this.currentFile = currentFile;
+	}
+	
+	public String getMessage(){
+		String msg = "VersioningException: In the between time, somebody else saved a new version of this file. ";
+		msg += " You modified the version " + this.userFile.getVersion() + ", however the current version is " + this.currentFile.getVersion() + ".";
+		return msg;
+	}
+	
+	
+	public LGFile getUserFile() {
+		return userFile;
+	}
+
+	public void setUserFile(LGFile userFile) {
+		this.userFile = userFile;
+	}
+
+	public LGFile getCurrentFile() {
+		return currentFile;
+	}
+
+	public void setCurrentFile(LGFile currentFile) {
+		this.currentFile = currentFile;
+	}
+
+	public int getCode(){
+		return CODE;
+	}
+}