Remove getConfiguration() from XMPPConnection

interface definition.

smack-core/src/main/java/org/jivesoftware/smack/AbstractXMPPConnection.java

@@ -240,8 +240,7 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
         config = configuration;
     }
 
-    @Override
-    public ConnectionConfiguration getConfiguration() {
+    protected ConnectionConfiguration getConfiguration() {
         return config;
     }
 
@@ -1089,4 +1088,14 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
             super.finalize();
         }
     }
+
+    @Override
+    public RosterStore getRosterStore() {
+        return config.getRosterStore();
+    }
+
+    @Override
+    public boolean isRosterLoadedAtLogin() {
+        return config.isRosterLoadedAtLogin();
+    }
 }

smack-core/src/main/java/org/jivesoftware/smack/Roster.java

@@ -122,7 +122,7 @@ public class Roster {
      */
     Roster(final XMPPConnection connection) {
         this.connection = connection;
-        rosterStore = connection.getConfiguration().getRosterStore();
+        rosterStore = connection.getRosterStore();
         // Listen for any roster packets.
         connection.addPacketListener(new RosterPushListener(), ROSTER_PUSH_FILTER);
         // Listen for any presence packets.
@@ -168,7 +168,7 @@ public class Roster {
                 // again if it's an anonymous connection.
                 if (connection.isAnonymous())
                     return;
-                if (!connection.getConfiguration().isRosterLoadedAtLogin())
+                if (!connection.isRosterLoadedAtLogin())
                     return;
                 try {
                     Roster.this.reload();

smack-core/src/main/java/org/jivesoftware/smack/XMPPConnection.java

@@ -141,13 +141,6 @@ public interface XMPPConnection {
      */
     public boolean isUsingCompression();
 
-    /**
-     * Returns the configuration used to connect to the server.
-     * 
-     * @return the configuration used to connect to the server.
-     */
-    public ConnectionConfiguration getConfiguration();
-
     /**
      * Sends the specified packet to the server.
      * 
@@ -349,4 +342,19 @@ public interface XMPPConnection {
      * @return the currently active {@link FromMode}
      */
     public FromMode getFromMode();
+
+    /**
+     * Get the permanent roster store.
+     * @return the permanent roster store or null
+     */
+    public RosterStore getRosterStore();
+
+    /**
+     * Returns true if the roster will be loaded from the server when logging in. This
+     * is the common behaviour for clients but sometimes clients may want to differ this
+     * or just never do it if not interested in rosters.
+     *
+     * @return true if the roster will be loaded from the server when logging in.
+     */
+    public boolean isRosterLoadedAtLogin();
 }