See: https://developer.android.com/guide/topics/resources/complex-xml-resources.html Change-Id: I8274c85e25cabf90423141c228697e873167d136
74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "util/Maybe.h"
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#include "util/Util.h"
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#include "xml/XmlUtil.h"
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#include <string>
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namespace aapt {
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namespace xml {
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std::string buildPackageNamespace(const StringPiece& package, bool privateReference) {
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std::string result = privateReference ? kSchemaPrivatePrefix : kSchemaPublicPrefix;
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result.append(package.data(), package.size());
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return result;
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}
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Maybe<ExtractedPackage> extractPackageFromNamespace(const std::string& namespaceUri) {
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if (util::stringStartsWith(namespaceUri, kSchemaPublicPrefix)) {
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StringPiece schemaPrefix = kSchemaPublicPrefix;
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StringPiece package = namespaceUri;
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package = package.substr(schemaPrefix.size(), package.size() - schemaPrefix.size());
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if (package.empty()) {
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return {};
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}
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return ExtractedPackage{ package.toString(), false /* isPrivate */ };
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} else if (util::stringStartsWith(namespaceUri, kSchemaPrivatePrefix)) {
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StringPiece schemaPrefix = kSchemaPrivatePrefix;
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StringPiece package = namespaceUri;
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package = package.substr(schemaPrefix.size(), package.size() - schemaPrefix.size());
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if (package.empty()) {
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return {};
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}
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return ExtractedPackage{ package.toString(), true /* isPrivate */ };
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} else if (namespaceUri == kSchemaAuto) {
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return ExtractedPackage{ std::string(), true /* isPrivate */ };
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}
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return {};
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}
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void transformReferenceFromNamespace(IPackageDeclStack* declStack,
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const StringPiece& localPackage, Reference* inRef) {
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if (inRef->name) {
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if (Maybe<ExtractedPackage> transformedPackage =
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declStack->transformPackageAlias(inRef->name.value().package, localPackage)) {
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ExtractedPackage& extractedPackage = transformedPackage.value();
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inRef->name.value().package = std::move(extractedPackage.package);
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// If the reference was already private (with a * prefix) and the namespace is public,
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// we keep the reference private.
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inRef->privateReference |= extractedPackage.privateNamespace;
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}
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}
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}
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} // namespace xml
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} // namespace aapt
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