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 "IPropertyProvider.h" 26 27 class PropertyPair { 28 private: 29 char *mName; 30 IPropertyProvider *mPp; 31 32 public: 33 PropertyPair(const char *name, IPropertyProvider *pp); 34 virtual ~PropertyPair(); 35 getName()36 const char *getName() { return mName; } getProvider()37 IPropertyProvider *getProvider() { return mPp; } 38 }; 39 40 typedef android::List<PropertyPair *> PropertyPairCollection; 41 42 class PropertyManager { 43 PropertyPairCollection *mPropertyPairs; 44 pthread_mutex_t mLock; 45 46 public: 47 PropertyManager(); 48 virtual ~PropertyManager(); 49 int registerProperty(const char *name, IPropertyProvider *pp); 50 int unregisterProperty(const char *name); 51 android::List<char *> *createPropertyList(); 52 53 int set(const char *name, const char *value); 54 const char *get(const char *name, char *buffer, size_t max); 55 }; 56 57 #endif 58