1 /* 2 * NonGenerativeRTDs.h - Storage for nongenerative records. 3 * 4 * Copyright (c) 2010 Higepon(Taro Minowa) <higepon@users.sourceforge.jp> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 23 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * $Id: RecordTypeDescriptor.h 261 2008-07-25 06:16:44Z higepon $ 30 */ 31 32 #ifndef SCHEME_NONGENERATIVE_RTDS_ 33 #define SCHEME_NONGENERATIVE_RTDS_ 34 35 #include "scheme.h" 36 37 namespace scheme { 38 39 class NonGenerativeRTDs EXTEND_GC 40 { 41 public: lookup(Object uid)42 static Object lookup(Object uid) 43 { 44 mutex_.lock(); 45 ObjectMap::const_iterator found = nonGenerativeRTDs_.find(uid); 46 if (found == nonGenerativeRTDs_.end()) { 47 mutex_.unlock(); 48 return Object::False; 49 } else { 50 mutex_.unlock(); 51 return found->second; 52 } 53 } 54 add(Object uid,Object rtd)55 static void add(Object uid, Object rtd) 56 { 57 MOSH_ASSERT(rtd.isRecordTypeDescriptor()); 58 mutex_.lock(); 59 nonGenerativeRTDs_[uid] = rtd; 60 mutex_.unlock(); 61 } 62 63 private: 64 static ObjectMap nonGenerativeRTDs_; 65 static Mutex mutex_; 66 }; 67 68 } // namespace scheme 69 70 #endif // SCHEME_NONGENERATIVE_RTDS_ 71