1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package com.android.dialer.enrichedcall.extensions; 18 19 import android.support.annotation.NonNull; 20 import com.android.dialer.common.Assert; 21 import com.android.dialer.enrichedcall.Session; 22 import com.android.dialer.enrichedcall.Session.State; 23 24 /** Extends the {@link State} to include a toString method. */ 25 public class StateExtension { 26 27 /** Returns the string representation for the given {@link State}. */ 28 @NonNull toString(@tate int callComposerState)29 public static String toString(@State int callComposerState) { 30 if (callComposerState == Session.STATE_NONE) { 31 return "STATE_NONE"; 32 } 33 if (callComposerState == Session.STATE_STARTING) { 34 return "STATE_STARTING"; 35 } 36 if (callComposerState == Session.STATE_STARTED) { 37 return "STATE_STARTED"; 38 } 39 if (callComposerState == Session.STATE_START_FAILED) { 40 return "STATE_START_FAILED"; 41 } 42 if (callComposerState == Session.STATE_MESSAGE_SENT) { 43 return "STATE_MESSAGE_SENT"; 44 } 45 if (callComposerState == Session.STATE_MESSAGE_FAILED) { 46 return "STATE_MESSAGE_FAILED"; 47 } 48 if (callComposerState == Session.STATE_CLOSED) { 49 return "STATE_CLOSED"; 50 } 51 Assert.checkArgument(false, "Unexpected callComposerState: %d", callComposerState); 52 return null; 53 } 54 } 55