at.gv.egiz.bku.binding.AbstractBindingProcessor.java Source code

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Here is the source code for at.gv.egiz.bku.binding.AbstractBindingProcessor.java

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/*
 * Copyright 2011 by Graz University of Technology, Austria
 * MOCCA has been developed by the E-Government Innovation Center EGIZ, a joint
 * initiative of the Federal Chancellery Austria and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */

package at.gv.egiz.bku.binding;

import java.net.CookieHandler;
import java.net.CookieManager;
import java.net.CookiePolicy;
import java.util.Date;
import java.util.Locale;

import org.apache.commons.configuration.Configuration;
import org.slf4j.MDC;

import at.gv.egiz.bku.slcommands.SLCommandFactory;
import at.gv.egiz.bku.slcommands.SLCommandInvoker;
import at.gv.egiz.bku.utils.urldereferencer.URLDereferencer;
import at.gv.egiz.stal.STAL;

public abstract class AbstractBindingProcessor implements BindingProcessor {

    protected Configuration configuration;

    protected SLCommandFactory slCommandFactory;

    protected Locale locale = Locale.getDefault();

    protected Id id;
    protected STAL stal;
    protected SLCommandInvoker commandInvoker;

    protected long lastAccessedTime = System.currentTimeMillis();

    protected URLDereferencer urlDereferencer;

    public void setConfiguration(Configuration configuration) {
        this.configuration = configuration;
    }

    @Override
    public void setSlCommandFactory(SLCommandFactory slCommandFactory) {
        this.slCommandFactory = slCommandFactory;
    }

    @Override
    public void setLocale(Locale locale) {
        if (locale == null) {
            throw new NullPointerException("Locale must not be set to null.");
        }
        this.locale = locale;
    }

    @Override
    public Locale getLocale() {
        return locale;
    }

    @Override
    public void init(String id, STAL stal, SLCommandInvoker commandInvoker) {
        if (id == null) {
            throw new NullPointerException("Id must not be null.");
        }
        if (stal == null) {
            throw new NullPointerException("STAL must not null.");
        }
        if (commandInvoker == null) {
            throw new NullPointerException("CommandInvoker must null.");
        }
        this.id = IdFactory.getInstance().createId(id);
        this.stal = stal;
        this.commandInvoker = commandInvoker;
        // disable cookies
        CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_NONE));
    }

    @Override
    public Id getId() {
        return id;
    }

    @Override
    public STAL getSTAL() {
        return stal;
    }

    @Override
    public SLCommandInvoker getCommandInvoker() {
        return commandInvoker;
    }

    @Override
    public void updateLastAccessTime() {
        lastAccessedTime = System.currentTimeMillis();
    }

    @Override
    public Date getLastAccessTime() {
        return new Date(lastAccessedTime);
    }

    @Override
    public void run() {
        updateLastAccessTime();
        if (this.id != null) {
            MDC.put("id", this.id.toString());
        }
        try {
            process();
        } finally {
            MDC.remove("id");
        }

    }

    public abstract void process();

    /**
     * @return the urlDereferencer
     */
    public URLDereferencer getUrlDereferencer() {
        return urlDereferencer;
    }

    /**
     * @param urlDereferencer the urlDereferencer to set
     */
    public void setUrlDereferencer(URLDereferencer urlDereferencer) {
        this.urlDereferencer = urlDereferencer;
    }

}