114 lines
4.2 KiB
Java
114 lines
4.2 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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*/
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package com.android.voicemail.impl.sync;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.database.Cursor;
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import android.net.Uri;
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import android.provider.VoicemailContract;
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import android.provider.VoicemailContract.Status;
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import android.telecom.PhoneAccountHandle;
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/** Construct queries to interact with the voicemail status table. */
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public class VoicemailStatusQueryHelper {
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static final String[] PROJECTION =
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new String[] {
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Status._ID, // 0
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Status.CONFIGURATION_STATE, // 1
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Status.NOTIFICATION_CHANNEL_STATE, // 2
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Status.SOURCE_PACKAGE // 3
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};
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public static final int _ID = 0;
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public static final int CONFIGURATION_STATE = 1;
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public static final int NOTIFICATION_CHANNEL_STATE = 2;
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public static final int SOURCE_PACKAGE = 3;
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private Context context;
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private ContentResolver contentResolver;
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private Uri sourceUri;
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public VoicemailStatusQueryHelper(Context context) {
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this.context = context;
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contentResolver = context.getContentResolver();
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sourceUri = VoicemailContract.Status.buildSourceUri(this.context.getPackageName());
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}
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/**
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* Check if the configuration state for the voicemail source is "ok", meaning that the source is
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* set up.
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*
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* @param phoneAccount The phone account for the voicemail source to check.
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* @return {@code true} if the voicemail source is configured, {@code} false otherwise, including
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* if the voicemail source is not registered in the table.
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*/
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public boolean isVoicemailSourceConfigured(PhoneAccountHandle phoneAccount) {
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return isFieldEqualTo(phoneAccount, CONFIGURATION_STATE, Status.CONFIGURATION_STATE_OK);
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}
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/**
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* Check if the notifications channel of a voicemail source is active. That is, when a new
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* voicemail is available, if the server able to notify the device.
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*
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* @return {@code true} if notifications channel is active, {@code false} otherwise.
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*/
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public boolean isNotificationsChannelActive(PhoneAccountHandle phoneAccount) {
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return isFieldEqualTo(
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phoneAccount, NOTIFICATION_CHANNEL_STATE, Status.NOTIFICATION_CHANNEL_STATE_OK);
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}
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/**
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* Check if a field for an entry in the status table is equal to a specific value.
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*
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* @param phoneAccount The phone account of the voicemail source to query for.
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* @param columnIndex The column index of the field in the returned query.
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* @param value The value to compare against.
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* @return {@code true} if the stored value is equal to the provided value. {@code false}
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* otherwise.
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*/
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private boolean isFieldEqualTo(PhoneAccountHandle phoneAccount, int columnIndex, int value) {
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Cursor cursor = null;
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if (phoneAccount != null) {
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String phoneAccountComponentName = phoneAccount.getComponentName().flattenToString();
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String phoneAccountId = phoneAccount.getId();
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if (phoneAccountComponentName == null || phoneAccountId == null) {
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return false;
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}
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try {
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String whereClause =
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Status.PHONE_ACCOUNT_COMPONENT_NAME
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+ "=? AND "
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+ Status.PHONE_ACCOUNT_ID
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+ "=? AND "
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+ Status.SOURCE_PACKAGE
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+ "=?";
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String[] whereArgs = {phoneAccountComponentName, phoneAccountId, context.getPackageName()};
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cursor = contentResolver.query(sourceUri, PROJECTION, whereClause, whereArgs, null);
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if (cursor != null && cursor.moveToFirst()) {
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return cursor.getInt(columnIndex) == value;
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}
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} finally {
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if (cursor != null) {
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cursor.close();
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}
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}
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}
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return false;
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}
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}
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