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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/safe_json/testing_json_parser.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/json/json_reader.h"
#include "base/location.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/values.h"
namespace safe_json {
namespace {
SafeJsonParser* CreateTestingJsonParser(
const std::string& unsafe_json,
const SafeJsonParser::SuccessCallback& success_callback,
const SafeJsonParser::ErrorCallback& error_callback) {
return new TestingJsonParser(unsafe_json, success_callback, error_callback);
}
} // namespace
TestingJsonParser::ScopedFactoryOverride::ScopedFactoryOverride() {
SafeJsonParser::SetFactoryForTesting(&CreateTestingJsonParser);
}
TestingJsonParser::ScopedFactoryOverride::~ScopedFactoryOverride() {
SafeJsonParser::SetFactoryForTesting(nullptr);
}
TestingJsonParser::TestingJsonParser(const std::string& unsafe_json,
const SuccessCallback& success_callback,
const ErrorCallback& error_callback)
: unsafe_json_(unsafe_json),
success_callback_(success_callback),
error_callback_(error_callback) {}
TestingJsonParser::~TestingJsonParser() {}
void TestingJsonParser::Start() {
int error_code;
std::string error;
scoped_ptr<base::Value> value = base::JSONReader::ReadAndReturnError(
unsafe_json_, base::JSON_PARSE_RFC, &error_code, &error);
// Run the callback asynchronously. Post the delete task first, so that the
// completion callbacks may quit the run loop without leaking |this|.
base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
base::MessageLoop::current()->PostTask(
FROM_HERE, value ? base::Bind(success_callback_, base::Passed(&value))
: base::Bind(error_callback_, error));
}
} // namespace
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