1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _PROPERTY_MANAGER_H 18 #define _PROPERTY_MANAGER_H 19 20 #include <errno.h> 21 #include <pthread.h> 22 23 #include <utils/List.h> 24 25 #include "Property.h" 26 27 class PropertyManager { 28 PropertyNamespaceCollection *mNamespaces; 29 pthread_mutex_t mLock; 30 31 public: 32 PropertyManager(); 33 virtual ~PropertyManager(); 34 int attachProperty(const char *ns, Property *p); 35 int detachProperty(const char *ns, Property *p); 36 37 android::List<char *> *createPropertyList(const char *prefix); 38 39 int set(const char *name, const char *value); 40 const char *get(const char *name, char *buffer, size_t max); 41 42 private: 43 PropertyNamespace *lookupNamespace_UNLOCKED(const char *ns); 44 Property *lookupProperty_UNLOCKED(PropertyNamespace *ns, const char *name); 45 int doSet(Property *p, int idx, const char *value); 46 int doGet(Property *p, int idx, char *buffer, size_t max); 47 }; 48 49 #endif 50