java/com/android/voicemailomtp/protocol/CvvmProtocol.java


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/*
 * Copyright (C) 2016 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.voicemailomtp.protocol;

import android.content.Context;
import android.telecom.PhoneAccountHandle;
import android.telephony.SmsManager;

import com.android.voicemailomtp.OmtpConstants;
import com.android.voicemailomtp.sms.OmtpCvvmMessageSender;
import com.android.voicemailomtp.sms.OmtpMessageSender;

/**
 * A flavor of OMTP protocol with a different mobile originated (MO) format
 *
 * Used by carriers such as T-Mobile
 */
public class CvvmProtocol extends VisualVoicemailProtocol {

    private static String IMAP_CHANGE_TUI_PWD_FORMAT = "CHANGE_TUI_PWD PWD=%1$s OLD_PWD=%2$s";
    private static String IMAP_CHANGE_VM_LANG_FORMAT = "CHANGE_VM_LANG Lang=%1$s";
    private static String IMAP_CLOSE_NUT = "CLOSE_NUT";

    @Override
    public OmtpMessageSender createMessageSender(Context context,
            PhoneAccountHandle phoneAccountHandle, short applicationPort,
            String destinationNumber) {
        return new OmtpCvvmMessageSender(context, phoneAccountHandle, applicationPort,
                destinationNumber);
    }

    @Override
    public String getCommand(String command) {
        if (command == OmtpConstants.IMAP_CHANGE_TUI_PWD_FORMAT) {
            return IMAP_CHANGE_TUI_PWD_FORMAT;
        }
        if (command == OmtpConstants.IMAP_CLOSE_NUT) {
            return IMAP_CLOSE_NUT;
        }
        if (command == OmtpConstants.IMAP_CHANGE_VM_LANG_FORMAT) {
            return IMAP_CHANGE_VM_LANG_FORMAT;
        }
        return super.getCommand(command);
    }
}