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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "jsonrpcmessages.h"
#include "lsputils.h"
#include "initializemessages.h"
#include <utils/qtcassert.h>
#include <QCoreApplication>
#include <QObject>
#include <QJsonDocument>
#include <QTextCodec>
namespace LanguageServerProtocol {
Q_LOGGING_CATEGORY(timingLog, "qtc.languageserverprotocol.timing", QtWarningMsg)
constexpr const char CancelRequest::methodName[];
QByteArray JsonRpcMessage::toRawData() const
{
return QJsonDocument(m_jsonObject).toJson(QJsonDocument::Compact);
}
bool JsonRpcMessage::isValid(QString *errorMessage) const
{
if (!m_parseError.isEmpty()) {
if (errorMessage)
*errorMessage = m_parseError;
return false;
}
return m_jsonObject[jsonRpcVersionKey] == "2.0";
}
const QJsonObject &JsonRpcMessage::toJsonObject() const
{
return m_jsonObject;
}
JsonRpcMessage::JsonRpcMessage()
{
// The language server protocol always uses “2.0” as the jsonrpc version
m_jsonObject[jsonRpcVersionKey] = "2.0";
}
constexpr int utf8mib = 106;
static QString docTypeName(const QJsonDocument &doc)
{
if (doc.isArray())
return QString("array");
if (doc.isEmpty())
return QString("empty");
if (doc.isNull())
return QString("null");
if (doc.isObject())
return QString("object");
return {};
}
JsonRpcMessage::JsonRpcMessage(const BaseMessage &message)
{
if (message.content.isEmpty())
return;
QByteArray content;
if (message.codec && message.codec->mibEnum() != utf8mib) {
QTextCodec *utf8 = QTextCodec::codecForMib(utf8mib);
if (utf8)
content = utf8->fromUnicode(message.codec->toUnicode(message.content));
}
if (content.isEmpty())
content = message.content;
QJsonParseError error = {0, QJsonParseError::NoError};
const QJsonDocument doc = QJsonDocument::fromJson(content, &error);
if (doc.isObject()) {
m_jsonObject = doc.object();
} else if (doc.isNull()) {
m_parseError = tr("LanguageServerProtocol::JsonRpcMessage",
"Could not parse JSON message \"%1\".")
.arg(error.errorString());
} else {
m_parseError = tr("Expected a JSON object, but got a JSON \"%1\" value.")
.arg(docTypeName(doc));
}
}
JsonRpcMessage::JsonRpcMessage(const QJsonObject &jsonObject)
: m_jsonObject(jsonObject)
{ }
JsonRpcMessage::JsonRpcMessage(QJsonObject &&jsonObject)
: m_jsonObject(std::move(jsonObject))
{ }
QByteArray JsonRpcMessage::jsonRpcMimeType()
{
return "application/vscode-jsonrpc";
}
CancelRequest::CancelRequest(const CancelParameter ¶ms)
: Notification(methodName, params)
{ }
void logElapsedTime(const QString &method, const QElapsedTimer &t)
{
qCDebug(timingLog) << "received server reply to" << method
<< "after" << t.elapsed() << "ms";
}
} // namespace LanguageServerProtocol
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