Value::GetAsDictionary

base/values.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/values.h"
 
 #include <algorithm>
 
 #include "base/float_util.h"
 #include "base/logging.h"
@@ skipping 125 matching lines @@
 }
 
 bool Value::GetAsList(ListValue** out_value) {
   return false;
 }
 
 bool Value::GetAsList(const ListValue** out_value) const {
   return false;
 }
 
+bool Value::GetAsDictionary(DictionaryValue** out_value) {
+  return false;
+}
+
+bool Value::GetAsDictionary(const DictionaryValue** out_value) const {
+  return false;
+}
+
 Value* Value::DeepCopy() const {
   // This method should only be getting called for null Values--all subclasses
   // need to provide their own implementation;.
   DCHECK(IsType(TYPE_NULL));
   return CreateNullValue();
 }
 
 bool Value::Equals(const Value* other) const {
   // This method should only be getting called for null Values--all subclasses
   // need to provide their own implementation;.
@@ skipping 182 matching lines @@
 ///////////////////// DictionaryValue ////////////////////
 
 DictionaryValue::DictionaryValue()
     : Value(TYPE_DICTIONARY) {
 }
 
 DictionaryValue::~DictionaryValue() {
   Clear();
 }
 
+bool DictionaryValue::GetAsDictionary(DictionaryValue** out_value) {
+  if (out_value)
+    *out_value = this;
+  return true;
+}
+
+bool DictionaryValue::GetAsDictionary(const DictionaryValue** out_value) const {
+  if (out_value)
+    *out_value = this;
+  return true;
+}
+
 bool DictionaryValue::HasKey(const std::string& key) const {
   DCHECK(IsStringUTF8(key));
   ValueMap::const_iterator current_entry = dictionary_.find(key);
   DCHECK((current_entry == dictionary_.end()) || current_entry->second);
   return current_entry != dictionary_.end();
 }
 
 void DictionaryValue::Clear() {
   ValueMap::iterator dict_iterator = dictionary_.begin();
   while (dict_iterator != dictionary_.end()) {
@@ skipping 567 matching lines @@
   if (lhs_it != end() || rhs_it != other_list->end())
     return false;
 
   return true;
 }
 
 ValueSerializer::~ValueSerializer() {
 }
 
 }  // namespace base