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doip audit tool developed by bdware

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package org.bdware.doip.audit.writer;

import com.google.gson.JsonObject;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.bdware.doip.codec.doipMessage.DoipMessage;
import org.bdware.irp.irplib.core.IrpMessage;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;

public class AuditLogPool {
    static Logger LOGGER = LogManager.getLogger(AuditLogPool.class);
    public static ExecutorService executorService = Executors.newFixedThreadPool(8, new ThreadFactory() {
        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setDaemon(true);
            return t;
        }
    });
    private LogWriter logWriter = new NoneWriter();

    private static String getProp(JsonObject jo, String field, String defaultValue) {
        if (jo == null || field == null || !jo.has(field))
            return defaultValue;
        return jo.get(field).getAsString();
    }

    public AuditLogPool(LogWriter writer) {
        if (writer!=null)
            logWriter  = writer;
    }

    public void extract(EndpointContext ctx, IrpMessage request, IrpMessage response) {
        executorService.execute(new Runnable() {
            @Override
            public void run() {
                AuditLog log = logWriter.extract(ctx, request, response);
                logWriter.write(log);
            }
        });
    }

    public void extract(EndpointContext ctx, DoipMessage request, DoipMessage response) {
        executorService.execute(new Runnable() {
            @Override
            public void run() {
                AuditLog log = logWriter.extract(ctx, request, response);
                logWriter.write(log);
            }
        });
    }
}