1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __APK_BUILDER_H 18 #define __APK_BUILDER_H 19 20 #include <set> 21 #include <utils/Errors.h> 22 #include <utils/String8.h> 23 #include <utils/StrongPointer.h> 24 #include <utils/Vector.h> 25 26 #include "ConfigDescription.h" 27 #include "OutputSet.h" 28 #include "ResourceFilter.h" 29 30 class ApkSplit; 31 class AaptFile; 32 33 class ApkBuilder : public android::RefBase { 34 public: 35 explicit ApkBuilder(const sp<WeakResourceFilter>& configFilter); 36 37 /** 38 * Tells the builder to generate a separate APK for resources that 39 * match the configurations specified. Split APKs can not have 40 * overlapping resources. 41 * 42 * NOTE: All splits should be set up before any files are added. 43 */ 44 android::status_t createSplitForConfigs(const std::set<ConfigDescription>& configs); 45 46 /** 47 * Adds a file to be written to the final APK. It's name must not collide 48 * with that of any files previously added. When a Split APK is being 49 * generated, duplicates can exist as long as they are in different splits 50 * (resources.arsc, AndroidManifest.xml). 51 */ 52 android::status_t addEntry(const String8& path, const android::sp<AaptFile>& file); 53 getSplits()54 android::Vector<sp<ApkSplit> >& getSplits() { 55 return mSplits; 56 } 57 getBaseSplit()58 android::sp<ApkSplit> getBaseSplit() { 59 return mSplits[0]; 60 } 61 62 void print() const; 63 64 private: 65 android::sp<ResourceFilter> mConfigFilter; 66 android::sp<AndResourceFilter> mDefaultFilter; 67 android::Vector<sp<ApkSplit> > mSplits; 68 }; 69 70 class ApkSplit : public OutputSet { 71 public: 72 android::status_t addEntry(const String8& path, const android::sp<AaptFile>& file); 73 getEntries()74 const std::set<OutputEntry>& getEntries() const { 75 return mFiles; 76 } 77 getConfigs()78 const std::set<ConfigDescription>& getConfigs() const { 79 return mConfigs; 80 } 81 matches(const sp<AaptFile> & file)82 bool matches(const sp<AaptFile>& file) const { 83 return mFilter->match(file->getGroupEntry().toParams()); 84 } 85 getResourceFilter()86 sp<ResourceFilter> getResourceFilter() const { 87 return mFilter; 88 } 89 getPrintableName()90 const android::String8& getPrintableName() const { 91 return mName; 92 } 93 getDirectorySafeName()94 const android::String8& getDirectorySafeName() const { 95 return mDirName; 96 } 97 getPackageSafeName()98 const android::String8& getPackageSafeName() const { 99 return mPackageSafeName; 100 } 101 isBase()102 bool isBase() const { 103 return mIsBase; 104 } 105 106 void print() const; 107 108 private: 109 friend class ApkBuilder; 110 111 ApkSplit(const std::set<ConfigDescription>& configs, const android::sp<ResourceFilter>& filter, bool isBase=false); 112 113 std::set<ConfigDescription> mConfigs; 114 const sp<ResourceFilter> mFilter; 115 const bool mIsBase; 116 String8 mName; 117 String8 mDirName; 118 String8 mPackageSafeName; 119 std::set<OutputEntry> mFiles; 120 }; 121 122 #endif // __APK_BUILDER_H 123