EDIT

/**

* Copyright (C) 2009 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.remote.controller;

import java.io.IOException;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.lang.StringUtils;

import org.apache.log4j.Logger;

/**

 * @author a.kohlbecker

 * @since 06.04.2009

 */

public class HttpStatusMessage {

    public static final Logger logger = Logger.getLogger(HttpStatusMessage.class);

    public final static HttpStatusMessage UUID_MISSING = new HttpStatusMessage(HttpServletResponse.SC_BAD_REQUEST, "missing uuid parameter");

    public final static HttpStatusMessage UUID_INVALID = new HttpStatusMessage(HttpServletResponse.SC_BAD_REQUEST, "invalid uuid");

    public final static HttpStatusMessage UUID_NOT_FOUND = new HttpStatusMessage(HttpServletResponse.SC_NOT_FOUND, "uuid not found");

    public final static HttpStatusMessage UUID_REFERENCES_WRONG_TYPE = new HttpStatusMessage(HttpServletResponse.SC_NOT_FOUND, "uuid references wrong type");

    public final static HttpStatusMessage PROPERTY_NOT_FOUND = new HttpStatusMessage(HttpServletResponse.SC_NOT_FOUND, "property not found");

    public final static HttpStatusMessage INTERNAL_ERROR = new HttpStatusMessage(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "internal server error");

    public final static HttpStatusMessage ACCESS_DENIED = new HttpStatusMessage(HttpServletResponse.SC_FORBIDDEN, "access denied");

    public final static HttpStatusMessage SUBTREE_FILTER_INVALID = new HttpStatusMessage(HttpServletResponse.SC_NOT_FOUND, "invalid uuid for subtree filter");

    private int statusCode;

    private final String message;

    private HttpStatusMessage(int statusCode, String message) {

        this.statusCode = statusCode;

        this.message = message;

    }

    /**

     * create a new HttpStatusMessage

     */

    public static HttpStatusMessage create(String statusMessage, int statusCode) {

        return new HttpStatusMessage(statusCode, statusMessage);

    }

    public int getStatusCode() {

        return statusCode;

    }

    public HttpStatusMessage setStatusCode(int statusCode) {

        this.statusCode = statusCode;

        return this;

    }

    public String getMessage() {

        return message;

    }

    @Override

    public String toString() {

        return StringUtils.leftPad(Integer.toString(statusCode), 3, "0") + message;

    }

    public void send(HttpServletResponse response) throws IOException{

        send(response, null);

    }

    public void send(HttpServletResponse response, String message) throws IOException{

        message = getMessage() + ((message == null)? "": ". " + message);

        logger.info("HTTP " + getStatusCode() + " : " +  message);

        response.sendError(getStatusCode(), message);

    }

}