jsonlayout.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
 
#ifndef _LOG4CXX_JSON_LAYOUT_H
#define _LOG4CXX_JSON_LAYOUT_H
 
#include <log4cxx/layout.h>
#include <log4cxx/helpers/iso8601dateformat.h>
#include <log4cxx/spi/loggingevent.h>
 
 
namespace log4cxx
{
class LOG4CXX_EXPORT JSONLayout : public Layout
{
    private:
        LOG4CXX_DECLARE_PRIVATE_MEMBER_PTR(JSONLayoutPrivate, m_priv)
 
    protected:
        void appendQuotedEscapedString(LogString& buf, const LogString& input) const;
        void appendSerializedMDC(LogString& buf,
            const spi::LoggingEventPtr& event) const;
        void appendSerializedNDC(LogString& buf,
            const spi::LoggingEventPtr& event) const;
        void appendSerializedLocationInfo(LogString& buf,
            const spi::LoggingEventPtr& event, log4cxx::helpers::Pool& p) const;
 
    public:
        static void appendItem(const LogString& item, LogString& toAppendTo);
        DECLARE_LOG4CXX_OBJECT(JSONLayout)
        BEGIN_LOG4CXX_CAST_MAP()
        LOG4CXX_CAST_ENTRY(JSONLayout)
        LOG4CXX_CAST_ENTRY_CHAIN(Layout)
        END_LOG4CXX_CAST_MAP()
 
        JSONLayout();
 
        ~JSONLayout();
 
        void setLocationInfo(bool locationInfoFlag);
 
 
        bool getLocationInfo() const;
 
        void setPrettyPrint(bool prettyPrintFlag);
 
        bool getPrettyPrint() const;
 
 
        LogString getContentType() const override;
 
        void activateOptions(helpers::Pool& /* p */) override;
 
        void setOption(const LogString& option, const LogString& value) override;
 
        void format(LogString& output,
            const spi::LoggingEventPtr& event, helpers::Pool& pool) const override;
 
        bool ignoresThrowable() const override
        {
            return false;
        }
 
}; // class JSONLayout
LOG4CXX_PTR_DEF(JSONLayout);
}  // namespace log4cxx
 
#endif // _LOG4CXX_JSON_LAYOUT_H