@@ -0,0 +1,2105 @@
+/**%0A * END USER LICENSE AGREEMENT (%E2%80%9CEULA%E2%80%9D)%0A *%0A * READ THIS AGREEMENT CAREFULLY (date: 9/13/2011):%0A * http://www.akiban.com/licensing/20110913%0A *%0A * BY INSTALLING OR USING ALL OR ANY PORTION OF THE SOFTWARE, YOU ARE ACCEPTING%0A * ALL OF THE TERMS AND CONDITIONS OF THIS AGREEMENT. YOU AGREE THAT THIS%0A * AGREEMENT IS ENFORCEABLE LIKE ANY WRITTEN AGREEMENT SIGNED BY YOU.%0A *%0A * IF YOU HAVE PAID A LICENSE FEE FOR USE OF THE SOFTWARE AND DO NOT AGREE TO%0A * THESE TERMS, YOU MAY RETURN THE SOFTWARE FOR A FULL REFUND PROVIDED YOU (A) DO%0A * NOT USE THE SOFTWARE AND (B) RETURN THE SOFTWARE WITHIN THIRTY (30) DAYS OF%0A * YOUR INITIAL PURCHASE.%0A *%0A * IF YOU WISH TO USE THE SOFTWARE AS AN EMPLOYEE, CONTRACTOR, OR AGENT OF A%0A * CORPORATION, PARTNERSHIP OR SIMILAR ENTITY, THEN YOU MUST BE AUTHORIZED TO SIGN%0A * FOR AND BIND THE ENTITY IN ORDER TO ACCEPT THE TERMS OF THIS AGREEMENT. THE%0A * LICENSES GRANTED UNDER THIS AGREEMENT ARE EXPRESSLY CONDITIONED UPON ACCEPTANCE%0A * BY SUCH AUTHORIZED PERSONNEL.%0A *%0A * IF YOU HAVE ENTERED INTO A SEPARATE WRITTEN LICENSE AGREEMENT WITH AKIBAN FOR%0A * USE OF THE SOFTWARE, THE TERMS AND CONDITIONS OF SUCH OTHER AGREEMENT SHALL%0A * PREVAIL OVER ANY CONFLICTING TERMS OR CONDITIONS IN THIS AGREEMENT.%0A */%0A%0Apackage com.akiban.sql.server;%0A%0Aimport java.util.ArrayDeque;%0Aimport java.util.Deque;%0A%0Apublic class ServerCallContextStack%0A%7B%0A    private ServerCallContextStack() %7B%0A    %7D%0A%0A    private static final ThreadLocal%3CDeque%3CServerQueryContext%3E%3E tl = new ThreadLocal%3CDeque%3CServerQueryContext%3E%3E() %7B%0A        @Override%0A        protected Deque%3CServerQueryContext%3E initialValue() %7B%0A            return new ArrayDeque%3CServerQueryContext%3E();%0A        %7D%0A    %7D;%0A%0A    public static Deque%3CServerQueryContext%3E stack() %7B%0A        return tl.get();%0A    %7D%0A    %0A    public static ServerQueryContext current() %7B%0A        return stack().peekLast();%0A    %7D%0A    %0A    public static void push(ServerQueryContext call) %7B%0A        stack().addLast(call);%0A    %7D%0A    %0A    public static void pop(ServerQueryContext call) %7B%0A        ServerQueryContext last = stack().removeLast();%0A        assert (call == last);%0A    %7D%0A%7D%0A

Add a stack of calls.