Android example source code file (SIMFileHandler.java)

This example Android source code file (SIMFileHandler.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, df_gsm, df_phonebook, df_telecom, ef_cff_cphs, ef_cfis, ef_ext6, ef_mwis, ef_spn, ef_voice_mail_indicator_cphs, error, iccfilehandler, mf_sim, os, simfilehandler, string, telephony, util, utilities, utils

The SIMFileHandler.java Android example source code

/*
 * Copyright (C) 2006 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.internal.telephony.gsm;

import android.os.Message;
import android.util.Log;

import com.android.internal.telephony.IccCard;
import com.android.internal.telephony.IccCardApplication;
import com.android.internal.telephony.IccConstants;
import com.android.internal.telephony.IccFileHandler;
import com.android.internal.telephony.Phone;

/**
 * {@hide}
 */
public final class SIMFileHandler extends IccFileHandler implements IccConstants {
    static final String LOG_TAG = "GSM";
    private Phone mPhone;

    //***** Instance Variables

    //***** Constructor

    SIMFileHandler(GSMPhone phone) {
        super(phone);
        mPhone = phone;
    }

    public void dispose() {
        super.dispose();
    }

    protected void finalize() {
        Log.d(LOG_TAG, "SIMFileHandler finalized");
    }

    //***** Overridden from IccFileHandler

    @Override
    public void handleMessage(Message msg) {
        super.handleMessage(msg);
    }

    protected String getEFPath(int efid) {
        // TODO(): DF_GSM can be 7F20 or 7F21 to handle backward compatibility.
        // Implement this after discussion with OEMs.
        switch(efid) {
        case EF_SMS:
            return MF_SIM + DF_TELECOM;

        case EF_EXT6:
        case EF_MWIS:
        case EF_MBI:
        case EF_SPN:
        case EF_AD:
        case EF_MBDN:
        case EF_PNN:
        case EF_SPDI:
        case EF_SST:
        case EF_CFIS:
            return MF_SIM + DF_GSM;

        case EF_MAILBOX_CPHS:
        case EF_VOICE_MAIL_INDICATOR_CPHS:
        case EF_CFF_CPHS:
        case EF_SPN_CPHS:
        case EF_SPN_SHORT_CPHS:
        case EF_INFO_CPHS:
        case EF_CSP_CPHS:
            return MF_SIM + DF_GSM;

        case EF_PBR:
            // we only support global phonebook.
            return MF_SIM + DF_TELECOM + DF_PHONEBOOK;
        }
        String path = getCommonIccEFPath(efid);
        if (path == null) {
            // The EFids in USIM phone book entries are decided by the card manufacturer.
            // So if we don't match any of the cases above and if its a USIM return
            // the phone book path.
            IccCard card = phone.getIccCard();
            if (card != null && card.isApplicationOnIcc(IccCardApplication.AppType.APPTYPE_USIM)) {
                return MF_SIM + DF_TELECOM + DF_PHONEBOOK;
            }
            Log.e(LOG_TAG, "Error: EF Path being returned in null");
        }
        return path;
    }

    protected void logd(String msg) {
        Log.d(LOG_TAG, "[SIMFileHandler] " + msg);
    }

    protected void loge(String msg) {
        Log.e(LOG_TAG, "[SIMFileHandler] " + msg);
    }
}