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/*
* Copyright (C) 2015 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.
*/
#include "java/AnnotationProcessor.h"
#include "util/Util.h"
#include <algorithm>
namespace aapt {
void AnnotationProcessor::appendCommentLine(std::string& comment) {
static const std::string sDeprecated = "@deprecated";
static const std::string sSystemApi = "@SystemApi";
if (comment.find(sDeprecated) != std::string::npos) {
mAnnotationBitMask |= kDeprecated;
}
std::string::size_type idx = comment.find(sSystemApi);
if (idx != std::string::npos) {
mAnnotationBitMask |= kSystemApi;
comment.erase(comment.begin() + idx, comment.begin() + idx + sSystemApi.size());
}
if (util::trimWhitespace(comment).empty()) {
return;
}
if (!mHasComments) {
mHasComments = true;
mComment << "/**";
}
mComment << "\n * " << std::move(comment);
}
void AnnotationProcessor::appendComment(const StringPiece16& comment) {
// We need to process line by line to clean-up whitespace and append prefixes.
for (StringPiece16 line : util::tokenize(comment, u'\n')) {
line = util::trimWhitespace(line);
if (!line.empty()) {
std::string utf8Line = util::utf16ToUtf8(line);
appendCommentLine(utf8Line);
}
}
}
void AnnotationProcessor::appendComment(const StringPiece& comment) {
for (StringPiece line : util::tokenize(comment, '\n')) {
line = util::trimWhitespace(line);
if (!line.empty()) {
std::string utf8Line = line.toString();
appendCommentLine(utf8Line);
}
}
}
void AnnotationProcessor::appendNewLine() {
mComment << "\n *";
}
void AnnotationProcessor::writeToStream(std::ostream* out, const StringPiece& prefix) const {
if (mHasComments) {
std::string result = mComment.str();
for (StringPiece line : util::tokenize<char>(result, '\n')) {
*out << prefix << line << "\n";
}
*out << prefix << " */" << "\n";
}
if (mAnnotationBitMask & kDeprecated) {
*out << prefix << "@Deprecated\n";
}
if (mAnnotationBitMask & kSystemApi) {
*out << prefix << "@android.annotation.SystemApi\n";
}
}
} // namespace aapt
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