2c4344223d
Package name and shared user id could be used as part of filename as prefix by other modules. Limits the length to 223 and reserves 32 for the OS. Bug: 118768971 Test: atest aapt2_tests Test: aapt2 link -I android.jar --manifest ManifestLongPackageName.xml Test: aapt2 link -I android.jar --manifest ManifestLongSharedUserId.xml Change-Id: Ic4b5b4647b9e253b79b663f4d7a9050f43bb8cf0
103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
/*
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* Copyright (C) 2016 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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#ifndef AAPT_XML_XMLPATTERN_H
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#define AAPT_XML_XMLPATTERN_H
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#include <functional>
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#include <map>
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#include <string>
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#include <vector>
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#include "android-base/macros.h"
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#include "Diagnostics.h"
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#include "xml/XmlDom.h"
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namespace aapt {
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namespace xml {
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enum class XmlActionExecutorPolicy {
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// Actions are run if elements are matched, errors occur only when actions return false.
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kNone,
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// The actions defined must match and run. If an element is found that does not match an action,
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// an error occurs.
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// Note: namespaced elements are always ignored.
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kAllowList,
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// The actions defined should match and run. if an element is found that does not match an
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// action, a warning is printed.
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// Note: namespaced elements are always ignored.
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kAllowListWarning,
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};
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// Contains the actions to perform at this XML node. This is a recursive data structure that
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// holds XmlNodeActions for child XML nodes.
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class XmlNodeAction {
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public:
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using ActionFuncWithPolicyAndDiag =
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std::function<bool(Element*, XmlActionExecutorPolicy, SourcePathDiagnostics*)>;
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using ActionFuncWithDiag = std::function<bool(Element*, SourcePathDiagnostics*)>;
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using ActionFunc = std::function<bool(Element*)>;
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// Find or create a child XmlNodeAction that will be performed for the child element with the
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// name `name`.
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XmlNodeAction& operator[](const std::string& name) {
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return map_[name];
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}
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// Add an action to be performed at this XmlNodeAction.
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void Action(ActionFunc f);
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void Action(ActionFuncWithDiag);
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void Action(ActionFuncWithPolicyAndDiag);
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private:
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friend class XmlActionExecutor;
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bool Execute(XmlActionExecutorPolicy policy, std::vector<::android::StringPiece>* bread_crumb,
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SourcePathDiagnostics* diag, Element* el) const;
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std::map<std::string, XmlNodeAction> map_;
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std::vector<ActionFuncWithPolicyAndDiag> actions_;
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};
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// Allows the definition of actions to execute at specific XML elements defined by their hierarchy.
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class XmlActionExecutor {
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public:
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XmlActionExecutor() = default;
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// Find or create a root XmlNodeAction that will be performed for the root XML element with the
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// name `name`.
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XmlNodeAction& operator[](const std::string& name) {
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return map_[name];
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}
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// Execute the defined actions for this XmlResource.
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// Returns true if all actions return true, otherwise returns false.
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bool Execute(XmlActionExecutorPolicy policy, IDiagnostics* diag, XmlResource* doc) const;
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private:
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std::map<std::string, XmlNodeAction> map_;
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DISALLOW_COPY_AND_ASSIGN(XmlActionExecutor);
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};
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} // namespace xml
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} // namespace aapt
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#endif /* AAPT_XML_XMLPATTERN_H */
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