--- old/src/share/vm/gc_implementation/g1/g1StringDedupThread.hpp 2015-05-12 11:54:55.132963337 +0200 +++ /dev/null 2015-03-18 17:10:38.111854831 +0100 @@ -1,57 +0,0 @@ -/* - * 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. - * - */ - -#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1STRINGDEDUPTHREAD_HPP -#define SHARE_VM_GC_IMPLEMENTATION_G1_G1STRINGDEDUPTHREAD_HPP - -#include "gc_implementation/g1/g1StringDedupStat.hpp" -#include "gc_implementation/shared/concurrentGCThread.hpp" - -// -// The deduplication thread is where the actual deduplication occurs. It waits for -// deduplication candidates to appear on the deduplication queue, removes them from -// the queue and tries to deduplicate them. It uses the deduplication hashtable to -// find identical, already existing, character arrays on the heap. The thread runs -// concurrently with the Java application but participates in safepoints to allow -// the GC to adjust and unlink oops from the deduplication queue and table. -// -class G1StringDedupThread: public ConcurrentGCThread { -private: - static G1StringDedupThread* _thread; - - G1StringDedupThread(); - ~G1StringDedupThread(); - - void print(outputStream* st, const G1StringDedupStat& last_stat, const G1StringDedupStat& total_stat); - -public: - static void create(); - static void stop(); - - static G1StringDedupThread* thread(); - - virtual void run(); -}; - -#endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1STRINGDEDUPTHREAD_HPP --- /dev/null 2015-03-18 17:10:38.111854831 +0100 +++ new/src/share/vm/gc/g1/g1StringDedupThread.hpp 2015-05-12 11:54:54.945955519 +0200 @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2014, 2015, 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_GC_G1_G1STRINGDEDUPTHREAD_HPP +#define SHARE_VM_GC_G1_G1STRINGDEDUPTHREAD_HPP + +#include "gc/g1/g1StringDedupStat.hpp" +#include "gc/shared/concurrentGCThread.hpp" + +// +// The deduplication thread is where the actual deduplication occurs. It waits for +// deduplication candidates to appear on the deduplication queue, removes them from +// the queue and tries to deduplicate them. It uses the deduplication hashtable to +// find identical, already existing, character arrays on the heap. The thread runs +// concurrently with the Java application but participates in safepoints to allow +// the GC to adjust and unlink oops from the deduplication queue and table. +// +class G1StringDedupThread: public ConcurrentGCThread { +private: + static G1StringDedupThread* _thread; + + G1StringDedupThread(); + ~G1StringDedupThread(); + + void print(outputStream* st, const G1StringDedupStat& last_stat, const G1StringDedupStat& total_stat); + +public: + static void create(); + static void stop(); + + static G1StringDedupThread* thread(); + + virtual void run(); +}; + +#endif // SHARE_VM_GC_G1_G1STRINGDEDUPTHREAD_HPP