Java tutorial
/* * Copyright (C) 2015 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.messaging.datamodel; import android.app.IntentService; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.RemoteInput; import android.telephony.TelephonyManager; import android.text.TextUtils; import com.android.messaging.datamodel.action.InsertNewMessageAction; import com.android.messaging.datamodel.action.UpdateMessageNotificationAction; import com.android.messaging.datamodel.data.MessageData; import com.android.messaging.datamodel.data.ParticipantData; import com.android.messaging.sms.MmsUtils; import com.android.messaging.ui.UIIntents; import com.android.messaging.ui.conversationlist.ConversationListActivity; import com.android.messaging.util.LogUtil; /** * Respond to a special intent and send an SMS message without the user's intervention, unless * the intent extra "showUI" is true. */ public class NoConfirmationSmsSendService extends IntentService { private static final String TAG = LogUtil.BUGLE_TAG; private static final String EXTRA_SUBSCRIPTION = "subscription"; public static final String EXTRA_SELF_ID = "self_id"; public NoConfirmationSmsSendService() { // Class name will be the thread name. super(NoConfirmationSmsSendService.class.getName()); // Intent should be redelivered if the process gets killed before completing the job. setIntentRedelivery(true); } @Override protected void onHandleIntent(final Intent intent) { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "NoConfirmationSmsSendService onHandleIntent"); } final String action = intent.getAction(); if (!TelephonyManager.ACTION_RESPOND_VIA_MESSAGE.equals(action)) { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "NoConfirmationSmsSendService onHandleIntent wrong action: " + action); } return; } final Bundle extras = intent.getExtras(); if (extras == null) { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "Called to send SMS but no extras"); } return; } // Get all possible extras from intent final String conversationId = intent.getStringExtra(UIIntents.UI_INTENT_EXTRA_CONVERSATION_ID); final String selfId = intent.getStringExtra(EXTRA_SELF_ID); final boolean requiresMms = intent.getBooleanExtra(UIIntents.UI_INTENT_EXTRA_REQUIRES_MMS, false); final String message = getText(intent, Intent.EXTRA_TEXT); final String subject = getText(intent, Intent.EXTRA_SUBJECT); final int subId = extras.getInt(EXTRA_SUBSCRIPTION, ParticipantData.DEFAULT_SELF_SUB_ID); final Uri intentUri = intent.getData(); final String recipients = intentUri != null ? MmsUtils.getSmsRecipients(intentUri) : null; if (TextUtils.isEmpty(recipients) && TextUtils.isEmpty(conversationId)) { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "Both conversationId and recipient(s) cannot be empty"); } return; } if (extras.getBoolean("showUI", false)) { startActivity(new Intent(this, ConversationListActivity.class)); } else { if (TextUtils.isEmpty(message)) { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "Message cannot be empty"); } return; } // TODO: it's possible that a long message would require sending it via mms, // but we're not testing for that here and we're sending the message as an sms. if (TextUtils.isEmpty(conversationId)) { InsertNewMessageAction.insertNewMessage(subId, recipients, message, subject); } else { MessageData messageData = null; if (requiresMms) { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "Auto-sending MMS message in conversation: " + conversationId); } messageData = MessageData.createDraftMmsMessage(conversationId, selfId, message, subject); } else { if (LogUtil.isLoggable(TAG, LogUtil.VERBOSE)) { LogUtil.v(TAG, "Auto-sending SMS message in conversation: " + conversationId); } messageData = MessageData.createDraftSmsMessage(conversationId, selfId, message); } InsertNewMessageAction.insertNewMessage(messageData); } UpdateMessageNotificationAction.updateMessageNotification(); } } private String getText(final Intent intent, final String textType) { final String message = intent.getStringExtra(textType); if (message == null) { final Bundle remoteInput = RemoteInput.getResultsFromIntent(intent); if (remoteInput != null) { final CharSequence extra = remoteInput.getCharSequence(textType); if (extra != null) { return extra.toString(); } } } return message; } }