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