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125 lines
4.4 KiB
125 lines
4.4 KiB
/*
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* Copyright (C) 2014 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 "AaptAssets.h"
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#include "ApkBuilder.h"
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using namespace android;
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ApkBuilder::ApkBuilder(const sp<WeakResourceFilter>& configFilter)
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: mConfigFilter(configFilter)
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, mDefaultFilter(new AndResourceFilter()) {
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// Add the default split, which is present for all APKs.
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mDefaultFilter->addFilter(mConfigFilter);
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mSplits.add(new ApkSplit(std::set<ConfigDescription>(), mDefaultFilter, true));
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}
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status_t ApkBuilder::createSplitForConfigs(const std::set<ConfigDescription>& configs) {
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const size_t N = mSplits.size();
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for (size_t i = 0; i < N; i++) {
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const std::set<ConfigDescription>& splitConfigs = mSplits[i]->getConfigs();
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std::set<ConfigDescription>::const_iterator iter = configs.begin();
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for (; iter != configs.end(); iter++) {
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if (splitConfigs.count(*iter) > 0) {
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// Can't have overlapping configurations.
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fprintf(stderr, "ERROR: Split configuration '%s' is already defined "
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"in another split.\n", iter->toString().string());
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return ALREADY_EXISTS;
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}
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}
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}
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sp<StrongResourceFilter> splitFilter = new StrongResourceFilter(configs);
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// Add the inverse filter of this split filter to the base apk filter so it will
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// omit resources that belong in this split.
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mDefaultFilter->addFilter(new InverseResourceFilter(splitFilter));
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// Now add the apk-wide config filter to our split filter.
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sp<AndResourceFilter> filter = new AndResourceFilter();
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filter->addFilter(splitFilter);
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filter->addFilter(mConfigFilter);
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mSplits.add(new ApkSplit(configs, filter));
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return NO_ERROR;
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}
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status_t ApkBuilder::addEntry(const String8& path, const sp<AaptFile>& file) {
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const size_t N = mSplits.size();
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for (size_t i = 0; i < N; i++) {
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if (mSplits[i]->matches(file)) {
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return mSplits.editItemAt(i)->addEntry(path, file);
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}
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}
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// Entry can be dropped if it doesn't match any split. This will only happen
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// if the enry doesn't mConfigFilter.
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return NO_ERROR;
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}
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void ApkBuilder::print() const {
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fprintf(stderr, "APK Builder\n");
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fprintf(stderr, "-----------\n");
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const size_t N = mSplits.size();
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for (size_t i = 0; i < N; i++) {
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mSplits[i]->print();
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fprintf(stderr, "\n");
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}
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}
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ApkSplit::ApkSplit(const std::set<ConfigDescription>& configs, const sp<ResourceFilter>& filter, bool isBase)
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: mConfigs(configs), mFilter(filter), mIsBase(isBase) {
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std::set<ConfigDescription>::const_iterator iter = configs.begin();
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for (; iter != configs.end(); iter++) {
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if (mName.size() > 0) {
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mName.append(",");
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mDirName.append("_");
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mPackageSafeName.append(".");
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}
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String8 configStr = iter->toString();
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String8 packageConfigStr(configStr);
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size_t len = packageConfigStr.length();
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if (len > 0) {
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char* buf = packageConfigStr.lockBuffer(len);
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for (char* end = buf + len; buf < end; ++buf) {
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if (*buf == '-') {
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*buf = '_';
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}
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}
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packageConfigStr.unlockBuffer(len);
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}
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mName.append(configStr);
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mDirName.append(configStr);
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mPackageSafeName.append(packageConfigStr);
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}
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}
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status_t ApkSplit::addEntry(const String8& path, const sp<AaptFile>& file) {
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if (!mFiles.insert(OutputEntry(path, file)).second) {
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// Duplicate file.
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return ALREADY_EXISTS;
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}
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return NO_ERROR;
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}
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void ApkSplit::print() const {
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fprintf(stderr, "APK Split '%s'\n", mName.string());
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std::set<OutputEntry>::const_iterator iter = mFiles.begin();
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for (; iter != mFiles.end(); iter++) {
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fprintf(stderr, " %s (%s)\n", iter->getPath().string(), iter->getFile()->getSourceFile().string());
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}
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}
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