/*

 * Copyright (c) 2012, 2013, 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.

 *

 */

#ifndef SHARE_VM_TRACE_TRACEBACKEND_HPP

#define SHARE_VM_TRACE_TRACEBACKEND_HPP

#include "utilities/macros.hpp"

#if INCLUDE_TRACE

#include "runtime/globals.hpp"

#include "runtime/os.hpp"

#include "trace/traceTime.hpp"

#include "tracefiles/traceEventIds.hpp"

class TraceBackend {

public:

  static bool enabled(void) {

    return EnableTracing;

  }

  static bool is_event_enabled(TraceEventId id) {

    return enabled();

  }

  static TracingTime time() {

    return os::elapsed_counter();

  }

  static void on_unloading_classes(void) {

  }

};

class TraceThreadData {

public:

    TraceThreadData() {}

};

typedef TraceBackend Tracing;

#else // !INCLUDE_TRACE

#include "trace/noTraceBackend.hpp"

#endif // INCLUDE_TRACE

#endif // SHARE_VM_TRACE_TRACEBACKEND_HPP