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Unified Diff: base/object_factory.h

Issue 624713003: Keep only base/extractor.[cc|h]. (Closed) Base URL: https://chromium.googlesource.com/external/omaha.git@master
Patch Set: Created 6 years, 2 months ago
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Index: base/object_factory.h
diff --git a/base/object_factory.h b/base/object_factory.h
deleted file mode 100644
index b74b21cd4a07924ca3c144c6a84aef31bffb85e4..0000000000000000000000000000000000000000
--- a/base/object_factory.h
+++ /dev/null
@@ -1,67 +0,0 @@
-// Copyright 2007-2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-
-#ifndef OMAHA_BASE_OBJECT_FACTORY_H_
-#define OMAHA_BASE_OBJECT_FACTORY_H_
-
-#include <map>
-
-namespace omaha {
-
-// Factory creates instances of objects based on a unique type id.
-//
-// AbstractProduct - base class of the product hierarchy.
-// TypeId - type id for each type in the hierarchy.
-// ProductCreator - callable entity to create objects.
-
-template <class AbstractProduct,
- typename TypeId,
- typename ProductCreator = AbstractProduct* (*)()>
-class Factory {
- public:
- Factory() {}
-
- // Registers a creator for the type id. Returns true if the creator has
- // been registered succesfully.
- bool Register(const TypeId& id, ProductCreator creator) {
- return id_to_creators_.insert(Map::value_type(id, creator)).second;
- }
-
- // Unregisters a type id.
- bool Unregister(const TypeId& id) {
- return id_to_creators_.erase(id) == 1;
- }
-
- // Creates an instance of the abstract product.
- AbstractProduct* CreateObject(const TypeId& id) const {
- typename Map::const_iterator it = id_to_creators_.find(id);
- if (it != id_to_creators_.end()) {
- return (it->second)();
- } else {
- return NULL;
- }
- }
-
- private:
- typedef std::map<TypeId, ProductCreator> Map;
- Map id_to_creators_;
-
- DISALLOW_EVIL_CONSTRUCTORS(Factory);
-};
-
-} // namespace omaha
-
-#endif // OMAHA_BASE_OBJECT_FACTORY_H_
-
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