src/com/android/dialer/calllog/VoicemailQueryHandler.java

/*
 * Copyright (C) 2011 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.dialer.calllog;

import android.content.AsyncQueryHandler;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.provider.CallLog.Calls;
import android.util.Log;

/**
 * Handles asynchronous queries to the call log for voicemail.
 */
public class VoicemailQueryHandler extends AsyncQueryHandler {
    private static final String TAG = "VoicemailQueryHandler";

    /** The token for the query to mark all new voicemails as old. */
    private static final int UPDATE_MARK_VOICEMAILS_AS_OLD_TOKEN = 50;
    private Context mContext;

    public VoicemailQueryHandler(Context context, ContentResolver contentResolver) {
        super(contentResolver);
        mContext = context;
    }

    /** Updates all new voicemails to mark them as old. */
    public void markNewVoicemailsAsOld() {
        // Mark all "new" voicemails as not new anymore.
        StringBuilder where = new StringBuilder();
        where.append(Calls.NEW);
        where.append(" = 1 AND ");
        where.append(Calls.TYPE);
        where.append(" = ?");

        ContentValues values = new ContentValues(1);
        values.put(Calls.NEW, "0");

        startUpdate(UPDATE_MARK_VOICEMAILS_AS_OLD_TOKEN, null, Calls.CONTENT_URI_WITH_VOICEMAIL,
                values, where.toString(), new String[]{ Integer.toString(Calls.VOICEMAIL_TYPE) });
    }

    @Override
    protected void onUpdateComplete(int token, Object cookie, int result) {
        if (token == UPDATE_MARK_VOICEMAILS_AS_OLD_TOKEN) {
            if (mContext != null) {
                Intent serviceIntent = new Intent(mContext, CallLogNotificationsService.class);
                serviceIntent.setAction(
                        CallLogNotificationsService.ACTION_UPDATE_VOICEMAIL_NOTIFICATIONS);
                mContext.startService(serviceIntent);
            } else {
                Log.w(TAG, "Unknown update completed: ignoring: " + token);
            }
        }
    }
}