/*

 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

package rtm;

import java.util.Arrays;

/**

 * In order to force nested transaction abort NestedAbortProvoker

 * invoke BufferOverflowProvoker from transactional region.

 */

class NestedAbortProvoker extends AbortProvoker {

    // Following field have to be static in order to avoid escape analysis.

    @SuppressWarnings("UnsuedDeclaration")

    private static int field = 0;

    private final AbortProvoker nestedAbortProvoker;

    public NestedAbortProvoker() {

        this.nestedAbortProvoker = new XAbortProvoker(monitor);

    }

    @Override

    public void forceAbort() {

        synchronized(monitor) {

            NestedAbortProvoker.field++;

            nestedAbortProvoker.forceAbort();

            NestedAbortProvoker.field--;

        }

    }

    @Override

    public String[] getMethodsToCompileNames() {

        String nestedProvokerMethods[]

                = nestedAbortProvoker.getMethodsToCompileNames();

        String methods[] = Arrays.copyOf(nestedProvokerMethods,

                nestedProvokerMethods.length + 1);

        methods[methods.length - 1] = getMethodWithLockName();

        return methods;

    }

}