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/*
* Copyright (C) 2016 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 "Annotation.h"
#include <android-base/logging.h>
#include <hidl-util/Formatter.h>
#include <hidl-util/StringHelper.h>
#include <algorithm>
#include <string>
#include <vector>
namespace android {
AnnotationParam::AnnotationParam(const std::string& name) : mName(name) {}
const std::string& AnnotationParam::getName() const {
return mName;
}
std::string AnnotationParam::getSingleString() const {
std::string value = getSingleValue();
CHECK(value.size() >= 2 && value[0] == '"' && value[value.size() - 1] == '"')
<< mName << " must be a string";
// unquote string
value = value.substr(1, value.size() - 2);
return value;
}
bool AnnotationParam::getSingleBool() const {
std::string value = getSingleString();
if (value == "true") {
return true;
} else if (value == "false") {
return false;
}
CHECK(false) << mName << " must be of boolean value (true/false).";
return false;
}
StringAnnotationParam::StringAnnotationParam(const std::string& name,
std::vector<std::string>* values)
: AnnotationParam(name), mValues(values) {}
std::vector<std::string> StringAnnotationParam::getValues() const {
return *mValues;
}
std::string StringAnnotationParam::getSingleValue() const {
CHECK_EQ(mValues->size(), 1u) << mName << " requires one value but has multiple";
return mValues->at(0);
}
Annotation::Annotation(const std::string& name, AnnotationParamVector* params)
: mName(name), mParams(params) {}
std::string Annotation::name() const {
return mName;
}
const AnnotationParamVector &Annotation::params() const {
return *mParams;
}
const AnnotationParam *Annotation::getParam(const std::string &name) const {
for (const auto* i : *mParams) {
if (i->getName() == name) {
return i;
}
}
return nullptr;
}
void Annotation::dump(Formatter &out) const {
out << "@" << mName;
if (mParams->size() == 0) {
return;
}
out << "(";
for (size_t i = 0; i < mParams->size(); ++i) {
if (i > 0) {
out << ", ";
}
const AnnotationParam* param = mParams->at(i);
out << param->getName() << " = ";
const std::vector<std::string>& values = param->getValues();
if (values.size() > 1) {
out << "{";
}
out << StringHelper::JoinStrings(values, ", ");
if (values.size() > 1) {
out << "}";
}
}
out << ")";
}
} // namespace android
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