/*
* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/

package com.nokia.mj.impl.security.utils;

import com.nokia.mj.impl.utils.ErrorMessageBase;
import com.nokia.mj.impl.utils.ResourceLoader;
import java.util.Hashtable;

/**
 * Class defining Security short error messages.
 */
public final class SecurityErrorMessage extends ErrorMessageBase
{
    // Security error codes.
    public static final int JAR_TAMPERED = 1 + ErrorMessageBase.SECURITY_RANGE_START;
    public static final int CERT_NOT_AVAILABLE = 2 + ErrorMessageBase.SECURITY_RANGE_START;
    public static final int UNEXPECTED_ERR = 3 + ErrorMessageBase.SECURITY_RANGE_START;
    public static final int NETWORK_RESTRICTION_VIOLATION = 4 + ErrorMessageBase.SECURITY_RANGE_START;
    public static final int OCSP_GENERAL_ERR = 5 + ErrorMessageBase.SECURITY_RANGE_START;
    public static final int JAR_NOT_FOUND = 6 + ErrorMessageBase.SECURITY_RANGE_START;

    /*** ----------------------------- PUBLIC ------------------------------ */
    /*** ---------------------------- PROTECTED --------------------------- */

    /**
     * Method for getting message table where key is an Integer value for
     * the error code, and value is an error message String id.
     */
    private static Hashtable iMessageTable = null;
    protected Hashtable getMessageTable()
    {
        if (iMessageTable != null)
        {
            return iMessageTable;
        }
        Hashtable messageTable = new Hashtable();
        if (getLocaleIdQt() == null)
        {
            messageTable.put(new Integer(JAR_TAMPERED), "jar_tampered");
            messageTable.put(new Integer(CERT_NOT_AVAILABLE), "cert_not_available");
            messageTable.put(new Integer(UNEXPECTED_ERR), "unexpected_err");
            messageTable.put(new Integer(NETWORK_RESTRICTION_VIOLATION), "net_restr_violation");
            messageTable.put(new Integer(OCSP_GENERAL_ERR), "ocsp_general");
            messageTable.put(new Integer(JAR_NOT_FOUND), "jar_not_found");
        }
        else
        {
            messageTable.put(new Integer(JAR_TAMPERED), "jar_tampered");
            messageTable.put(new Integer(CERT_NOT_AVAILABLE), "cert_not_available");
            messageTable.put(new Integer(UNEXPECTED_ERR), "unexpected_error");
            messageTable.put(new Integer(NETWORK_RESTRICTION_VIOLATION), "net_restr_violation");
            messageTable.put(new Integer(OCSP_GENERAL_ERR), "there_is_a_security_issue_with_this");
            messageTable.put(new Integer(JAR_NOT_FOUND), "error_jar_not_found");
        }
        iMessageTable = messageTable;
        return iMessageTable;
    }

    /**
     * Method for retrieving the ResourceLoader instance that is used
     * to localise error messages.
     */
    private static ResourceLoader iRes = null;
    protected ResourceLoader getResourceLoader()
    {
        if (iRes == null)
        {
            // This method returns ResourceLoader only when Qt
            // localisation is not in use. When Qt localisation
            // is in use this method returns null and
            // ResourceLoader is obtained with getResourceLoader(int)
            // method variant.
            if (getLocaleIdQt() == null)
            {
                iRes = ResourceLoader.getInstance("javausermessages", "qtn_java_secur_error_");
            }
        }
        return iRes;
    }

    /**
     * Method for retrieving the ResourceLoader instance that is used
     * to localise error message for specified error code.
     *
     * @param errorCode error code for which ResourceLoader is returned
     */
    protected ResourceLoader getResourceLoader(int errorCode)
    {
        String resFilename = "javaapplicationsecuritymessages";
        String resPrefix = "txt_java_secur_info_";
        switch (errorCode)
        {
        case OCSP_GENERAL_ERR:
            resFilename = "common_errors";
            resPrefix = "txt_error_info_";
            break;
        }
        return getResourceLoader(resFilename, resPrefix);
    }

    /*** ----------------------------- PACKAGE ---------------------------- */
    /*** ----------------------------- PRIVATE ---------------------------- */
    /*** ----------------------------- NATIVE ----------------------------- */
}