You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
101 lines
3.1 KiB
101 lines
3.1 KiB
/*
|
|
* Copyright (C) 2017 The Android Open Source Project
|
|
*
|
|
* 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 AAPT_LINKER_XMLCOMPATVERSIONER_H
|
|
#define AAPT_LINKER_XMLCOMPATVERSIONER_H
|
|
|
|
#include <set>
|
|
#include <unordered_map>
|
|
#include <vector>
|
|
|
|
#include "android-base/macros.h"
|
|
|
|
#include "Resource.h"
|
|
#include "SdkConstants.h"
|
|
#include "process/IResourceTableConsumer.h"
|
|
#include "util/Util.h"
|
|
#include "xml/XmlDom.h"
|
|
|
|
namespace aapt {
|
|
|
|
class IDegradeRule;
|
|
|
|
struct DegradeResult {
|
|
xml::Attribute attr;
|
|
ApiVersion attr_api_version;
|
|
};
|
|
|
|
class IDegradeRule {
|
|
public:
|
|
IDegradeRule() = default;
|
|
virtual ~IDegradeRule() = default;
|
|
|
|
virtual std::vector<DegradeResult> Degrade(const xml::Element& src_el,
|
|
const xml::Attribute& src_attr,
|
|
StringPool* out_string_pool) const = 0;
|
|
|
|
private:
|
|
DISALLOW_COPY_AND_ASSIGN(IDegradeRule);
|
|
};
|
|
|
|
class XmlCompatVersioner {
|
|
public:
|
|
using Rules = std::unordered_map<ResourceId, std::unique_ptr<IDegradeRule>>;
|
|
|
|
explicit XmlCompatVersioner(const Rules* rules);
|
|
|
|
std::vector<std::unique_ptr<xml::XmlResource>> Process(IAaptContext* context,
|
|
xml::XmlResource* doc,
|
|
util::Range<ApiVersion> api_range);
|
|
|
|
private:
|
|
DISALLOW_COPY_AND_ASSIGN(XmlCompatVersioner);
|
|
|
|
std::unique_ptr<xml::XmlResource> ProcessDoc(ApiVersion target_api, ApiVersion max_api,
|
|
xml::XmlResource* doc,
|
|
std::set<ApiVersion>* out_apis_referenced);
|
|
void ProcessRule(const xml::Element& src_el, const xml::Attribute& src_attr,
|
|
const ApiVersion& src_attr_version, const IDegradeRule* rule,
|
|
const util::Range<ApiVersion>& api_range, bool generated, xml::Element* dst_el,
|
|
std::set<ApiVersion>* out_apis_referenced, StringPool* out_string_pool);
|
|
|
|
const Rules* rules_;
|
|
};
|
|
|
|
struct ReplacementAttr {
|
|
std::string name;
|
|
ResourceId id;
|
|
Attribute attr;
|
|
};
|
|
|
|
class DegradeToManyRule : public IDegradeRule {
|
|
public:
|
|
explicit DegradeToManyRule(std::vector<ReplacementAttr> attrs);
|
|
virtual ~DegradeToManyRule() = default;
|
|
|
|
std::vector<DegradeResult> Degrade(const xml::Element& src_el, const xml::Attribute& src_attr,
|
|
StringPool* out_string_pool) const override;
|
|
|
|
private:
|
|
DISALLOW_COPY_AND_ASSIGN(DegradeToManyRule);
|
|
|
|
std::vector<ReplacementAttr> attrs_;
|
|
};
|
|
|
|
} // namespace aapt
|
|
|
|
#endif // AAPT_LINKER_XMLCOMPATVERSIONER_H
|