// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.core;

import org.litesoft.commonfoundation.base.*;

@SuppressWarnings({"UnusedDeclaration", "Convert2Diamond"})
public class ServerContext {
    private static final ThreadLocal<ServerContext> DATA = new ThreadLocal<ServerContext>();

    /**
     * Get the current Thread's (ThreadLocal) Server Context.
     *
     * @return the current Server Context
     *
     * @throws IllegalStateException if 'register' has not been called on this Thread.
     */
    public static ServerContext get() {
        ServerContext zContext = DATA.get();
        if ( zContext == null ) {
            throw new IllegalStateException( "No Server Context for current Thread" );
        }
        return zContext;
    }

    /**
     * Clear (or remove) the current Thread's (ThreadLocal) Server Context.
     */
    public static void clear() {
        DATA.remove();
    }

    /**
     * Set the current Thread's (ThreadLocal) Server Context to 'this'.
     */
    public void set() {
        DATA.set( this );
    }

    private ContextID mContextID;
    private ServerSession mServerSession;

    public ServerContext( ContextID pContextID, ServerSession pServerSession ) {
        Confirm.isNotNull( "ContextID", mContextID = pContextID );
        Confirm.isNotNull( "ServerSession", mServerSession = pServerSession );
    }

    public ContextID getContextID() {
        return mContextID;
    }

    public ServerSession getServerSession() {
        return mServerSession;
    }

    public ServerStore getServerStore() {
        return ServerStores.get( mContextID );
    }
}