1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "chrome/browser/policy/policy_map.h" 6 7 #include <algorithm> 8 9 #include "base/stl_util-inl.h" 10 11 namespace policy { 12 13 PolicyMap::PolicyMap() { 14 } 15 16 PolicyMap::~PolicyMap() { 17 Clear(); 18 } 19 20 const Value* PolicyMap::Get(ConfigurationPolicyType policy) const { 21 PolicyMapType::const_iterator entry = map_.find(policy); 22 return entry == map_.end() ? NULL : entry->second; 23 } 24 25 void PolicyMap::Set(ConfigurationPolicyType policy, Value* value) { 26 std::swap(map_[policy], value); 27 delete value; 28 } 29 30 void PolicyMap::Erase(ConfigurationPolicyType policy) { 31 const const_iterator entry = map_.find(policy); 32 if (entry != map_.end()) { 33 delete entry->second; 34 map_.erase(entry->first); 35 } 36 } 37 38 void PolicyMap::Swap(PolicyMap* other) { 39 map_.swap(other->map_); 40 } 41 42 bool PolicyMap::Equals(const PolicyMap& other) const { 43 return other.map_.size() == map_.size() && 44 std::equal(map_.begin(), map_.end(), other.map_.begin(), MapEntryEquals); 45 } 46 47 bool PolicyMap::empty() const { 48 return map_.empty(); 49 } 50 51 size_t PolicyMap::size() const { 52 return map_.size(); 53 } 54 55 PolicyMap::const_iterator PolicyMap::begin() const { 56 return map_.begin(); 57 } 58 59 PolicyMap::const_iterator PolicyMap::end() const { 60 return map_.end(); 61 } 62 63 void PolicyMap::Clear() { 64 STLDeleteValues(&map_); 65 } 66 67 // static 68 bool PolicyMap::MapEntryEquals(const PolicyMap::PolicyMapType::value_type& a, 69 const PolicyMap::PolicyMapType::value_type& b) { 70 return a.first == b.first && Value::Equals(a.second, b.second); 71 } 72 73 } // namespace policy 74
