view flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/FLYSService.java @ 3426:e7a67407dea1

Limited the input of time periods in SQ relation calculation to 1. flys-artifacts/trunk@5082 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 20 Jul 2012 09:34:47 +0000
parents 247f3e98a14b
children
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package de.intevation.flys.artifacts.services;

import org.w3c.dom.Document;

import org.apache.log4j.Logger;

import org.hibernate.Session;

import de.intevation.artifacts.CallMeta;
import de.intevation.artifacts.GlobalContext;

import de.intevation.artifactdatabase.XMLService;

import de.intevation.flys.backend.SessionHolder;


public abstract class FLYSService extends XMLService {

    private static final Logger logger = Logger.getLogger(FLYSService.class);


    @Override
    public Document processXML(
        Document      data,
        GlobalContext globalContext,
        CallMeta      callMeta
    ) {
        init();

        try {
            return doProcess(data, globalContext, callMeta);
        }
        finally {
            shutdown();
        }
    }


    protected abstract Document doProcess(
        Document      data,
        GlobalContext globalContext,
        CallMeta      callMeta);


    protected void init() {
        logger.debug("init");
        SessionHolder.acquire();
    }


    protected void shutdown() {
        logger.debug("shutdown");
        Session session = SessionHolder.HOLDER.get();
        session.close();

        SessionHolder.release();
    }
}
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