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Pax Logging backend implementation based on Apache Log4J2. It provides Log4J2 specific implementation of PaxLoggingService interface and Log4J2 specific configuration methods. Users may customize Log4J2 behaviour (appenders, layouts) by creating fragment attached to this bundle.

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/*  Copyright 2007 Niclas Hedhman.
 * Copyright 2011 Avid Technology, Inc.
 *
 * 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.
 */
package org.ops4j.pax.logging.log4j2.internal;

import java.lang.ref.WeakReference;

import org.osgi.framework.Bundle;
import org.osgi.framework.ServiceReference;
import org.osgi.service.log.LogEntry;

/**
 * Holder for an in-memory message emitted by the logger.
 * @author Chris Dolan -- adapted from pax-logging-service v1.6.0
 */
public class LogEntryImpl
    implements LogEntry
{

    private long m_time;
    private WeakReference m_bundle;
    private WeakReference m_service;
    private int m_level;
    private String m_message;
    private Throwable m_exception;

    public LogEntryImpl(Bundle bundle, ServiceReference service, int level, String message, Throwable exception)
    {
        if( bundle != null )
        {
            m_bundle = new WeakReference( bundle );
        }
        if( service != null )
        {
            m_service = new WeakReference( service );
        }
        m_level = level;
        m_message = message;
        m_exception = exception;
        m_time = System.currentTimeMillis();
    }

    public Bundle getBundle()
    {
        if( m_bundle == null )
        {
            return null;
        }
        return m_bundle.get();
    }

    public ServiceReference getServiceReference()
    {
        if( m_service == null )
        {
            return null;
        }
        return m_service.get();
    }

    public int getLevel()
    {
        return m_level;
    }

    public String getMessage()
    {
        return m_message;
    }

    public Throwable getException()
    {
        return m_exception;
    }

    public long getTime()
    {
        return m_time;
    }
}