1 files changed, 85 insertions, 0 deletions
diff --git a/java/com/android/voicemail/impl/sms/OmtpMessageSender.java b/java/com/android/voicemail/impl/sms/OmtpMessageSender.java
new file mode 100644
index 000000000..e9d145cde
--- /dev/null
+++ b/java/com/android/voicemail/impl/sms/OmtpMessageSender.java
@@ -0,0 +1,85 @@
+/*
+ * 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.voicemail.impl.sms;
+
+import android.app.PendingIntent;
+import android.content.Context;
+import android.support.annotation.Nullable;
+import android.telecom.PhoneAccountHandle;
+import android.telephony.SmsManager;
+import com.android.voicemail.impl.OmtpConstants;
+import com.android.voicemail.impl.TelephonyMangerCompat;
+
+/**
+ * Send client originated OMTP messages to the OMTP server.
+ *
+ * <p>Uses {@link PendingIntent} instead of a call back to notify when the message is sent. This is
+ * primarily to keep the implementation simple and reuse what the underlying {@link SmsManager}
+ * interface provides.
+ *
+ * <p>Provides simple APIs to send different types of mobile originated OMTP SMS to the VVM server.
+ */
+public abstract class OmtpMessageSender {
+  protected static final String TAG = "OmtpMessageSender";
+  protected final Context mContext;
+  protected final PhoneAccountHandle mPhoneAccountHandle;
+  protected final short mApplicationPort;
+  protected final String mDestinationNumber;
+
+  public OmtpMessageSender(
+      Context context,
+      PhoneAccountHandle phoneAccountHandle,
+      short applicationPort,
+      String destinationNumber) {
+    mContext = context;
+    mPhoneAccountHandle = phoneAccountHandle;
+    mApplicationPort = applicationPort;
+    mDestinationNumber = destinationNumber;
+  }
+
+  /**
+   * Sends a request to the VVM server to activate VVM for the current subscriber.
+   *
+   * @param sentIntent If not NULL this PendingIntent is broadcast when the message is successfully
+   *     sent, or failed.
+   */
+  public void requestVvmActivation(@Nullable PendingIntent sentIntent) {}
+
+  /**
+   * Sends a request to the VVM server to deactivate VVM for the current subscriber.
+   *
+   * @param sentIntent If not NULL this PendingIntent is broadcast when the message is successfully
+   *     sent, or failed.
+   */
+  public void requestVvmDeactivation(@Nullable PendingIntent sentIntent) {}
+
+  /**
+   * Send a request to the VVM server to get account status of the current subscriber.
+   *
+   * @param sentIntent If not NULL this PendingIntent is broadcast when the message is successfully
+   *     sent, or failed.
+   */
+  public void requestVvmStatus(@Nullable PendingIntent sentIntent) {}
+
+  protected void sendSms(String text, PendingIntent sentIntent) {
+    TelephonyMangerCompat.sendVisualVoicemailSms(
+        mContext, mPhoneAccountHandle, mDestinationNumber, mApplicationPort, text, sentIntent);
+  }
+
+  protected void appendField(StringBuilder sb, String field, Object value) {
+    sb.append(field).append(OmtpConstants.SMS_KEY_VALUE_SEPARATOR).append(value);
+  }
+}