00001 /* 00002 * Copyright 2004-2006 Intel Corporation 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #ifndef _LINK_STORE_H_ 00018 #define _LINK_STORE_H_ 00019 00020 #include <oasys/debug/DebugUtils.h> 00021 #include <oasys/serialize/TypeShims.h> 00022 #include <oasys/storage/InternalKeyDurableTable.h> 00023 00024 namespace dtn { 00025 00026 class Link; 00027 00032 typedef oasys::InternalKeyDurableTable< 00033 oasys::StringShim, std::string, Link> LinkStoreImpl; 00034 00038 class LinkStore : public LinkStoreImpl { 00039 public: 00043 static LinkStore* instance() { 00044 if (instance_ == NULL) { 00045 PANIC("LinkStore::init not called yet"); 00046 } 00047 return instance_; 00048 } 00049 00054 static int init(const oasys::StorageConfig& cfg, 00055 oasys::DurableStore* store) 00056 { 00057 if (instance_ != NULL) { 00058 PANIC("LinkStore::init called multiple times"); 00059 } 00060 instance_ = new LinkStore(); 00061 return instance_->do_init(cfg, store); 00062 } 00063 00067 LinkStore(); 00068 00072 static bool initialized() { return (instance_ != NULL); } 00073 00074 protected: 00075 static LinkStore* instance_; 00076 }; 00077 00078 } // namespace dtn 00079 00080 #endif /* _LINK_STORE_H_ */