1 /* 2 * Copyright (C) 2018 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.bips.discovery; 18 19 /** 20 * Listens for the result of an attempt to connect to a {@link DiscoveredPrinter} 21 */ 22 public interface ConnectionListener { 23 /** 24 * The connected printer, or <code>null</code> if the connection attempt failed 25 */ onConnectionComplete(DiscoveredPrinter printer)26 void onConnectionComplete(DiscoveredPrinter printer); 27 28 /** 29 * Indicates whether the connection has remained in a half-open state for a while 30 */ onConnectionDelayed(boolean delayed)31 void onConnectionDelayed(boolean delayed); 32 } 33