1 /* 2 * Copyright (c) 1998, 2008, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 # include "incls/_precompiled.incl" 26 # include "incls/_jniHandles.cpp.incl" 27 28 29 JNIHandleBlock* JNIHandles::_global_handles = NULL; 30 JNIHandleBlock* JNIHandles::_weak_global_handles = NULL; 31 oop JNIHandles::_deleted_handle = NULL; 32 33 34 jobject JNIHandles::make_local(oop obj) { 35 if (obj == NULL) { 36 return NULL; // ignore null handles 37 } else { 38 Thread* thread = Thread::current(); 39 assert(Universe::heap()->is_in_reserved(obj), "sanity check"); 40 return thread->active_handles()->allocate_handle(obj); 41 } 42 } 43 44 45 // optimized versions 46 | 1 /* 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "classfile/systemDictionary.hpp" 27 #include "oops/oop.inline.hpp" 28 #include "runtime/jniHandles.hpp" 29 #include "runtime/mutexLocker.hpp" 30 #ifdef TARGET_OS_FAMILY_linux 31 # include "thread_linux.inline.hpp" 32 #endif 33 #ifdef TARGET_OS_FAMILY_solaris 34 # include "thread_solaris.inline.hpp" 35 #endif 36 #ifdef TARGET_OS_FAMILY_windows 37 # include "thread_windows.inline.hpp" 38 #endif 39 40 41 JNIHandleBlock* JNIHandles::_global_handles = NULL; 42 JNIHandleBlock* JNIHandles::_weak_global_handles = NULL; 43 oop JNIHandles::_deleted_handle = NULL; 44 45 46 jobject JNIHandles::make_local(oop obj) { 47 if (obj == NULL) { 48 return NULL; // ignore null handles 49 } else { 50 Thread* thread = Thread::current(); 51 assert(Universe::heap()->is_in_reserved(obj), "sanity check"); 52 return thread->active_handles()->allocate_handle(obj); 53 } 54 } 55 56 57 // optimized versions 58 |