diff -r 7d6f2526244a -r 197a85a35cba src/net/java/otr4j/session/SessionID.java
--- a/src/net/java/otr4j/session/SessionID.java	Sun Mar 15 17:28:04 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,70 +0,0 @@
-/*
- * otr4j, the open source java otr library.
- *
- * Distributable under LGPL license.
- * See terms of license at gnu.org.
- */
-package net.java.otr4j.session;
-
-/**
- * 
- * @author George Politis
- * 
- */
-public final class SessionID {
-
-	public SessionID(String accountID, String userID, String protocolName) {
-		this.setAccountID(accountID);
-		this.setUserID(userID);
-		this.setProtocolName(protocolName);
-	}
-
-	private String accountID;
-	private String userID;
-	private String protocolName;
-	public static final SessionID Empty = new SessionID(null, null, null);
-
-	public void setAccountID(String accountID) {
-		this.accountID = accountID;
-	}
-
-	public String getAccountID() {
-		return accountID;
-	}
-
-	private void setUserID(String userID) {
-		this.userID = userID;
-	}
-
-	public String getUserID() {
-		return userID;
-	}
-
-	private void setProtocolName(String protocolName) {
-		this.protocolName = protocolName;
-	}
-
-	public String getProtocolName() {
-		return protocolName;
-	}
-
-	public String toString() {
-		return this.getAccountID() + "_" + this.getProtocolName() + "_"
-				+ this.getUserID();
-	}
-
-	public boolean equals(Object obj) {
-		if (obj == this)
-			return true;
-		if (obj == null || obj.getClass() != this.getClass())
-			return false;
-
-		SessionID sessionID = (SessionID) obj;
-
-		return this.toString().equals(sessionID.toString());
-	}
-
-	public int hashCode() {
-		return this.toString().hashCode();
-	}
-}