74 lines
2.8 KiB
Java
74 lines
2.8 KiB
Java
/*
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* Copyright (C) 2016 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 android.net.wifi.aware;
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import android.annotation.NonNull;
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import android.util.Log;
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/**
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* A class representing a Aware subscribe session. Created when
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* {@link WifiAwareSession#subscribe(SubscribeConfig,
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* DiscoverySessionCallback, android.os.Handler)}
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* is called and a discovery session is created and returned in
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* {@link DiscoverySessionCallback#onSubscribeStarted(SubscribeDiscoverySession)}.
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* See baseline functionality of all discovery sessions in {@link DiscoverySession}.
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* This object allows updating an existing/running subscribe discovery session using
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* {@link #updateSubscribe(SubscribeConfig)}.
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*/
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public class SubscribeDiscoverySession extends DiscoverySession {
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private static final String TAG = "SubscribeDiscSession";
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/**
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* {@hide}
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*/
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public SubscribeDiscoverySession(WifiAwareManager manager, int clientId,
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int sessionId) {
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super(manager, clientId, sessionId);
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}
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/**
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* Re-configure the currently active subscribe session. The
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* {@link DiscoverySessionCallback} is not replaced - the same listener used
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* at creation is still used. The results of the configuration are returned using
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* {@link DiscoverySessionCallback}:
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* <ul>
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* <li>{@link DiscoverySessionCallback#onSessionConfigUpdated()}: configuration
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* update succeeded.
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* <li>{@link DiscoverySessionCallback#onSessionConfigFailed()}: configuration
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* update failed. The subscribe discovery session is still running using its previous
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* configuration (i.e. update failure does not terminate the session).
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* </ul>
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*
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* @param subscribeConfig The new discovery subscribe session configuration
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* ({@link SubscribeConfig}).
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*/
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public void updateSubscribe(@NonNull SubscribeConfig subscribeConfig) {
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if (mTerminated) {
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Log.w(TAG, "updateSubscribe: called on terminated session");
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return;
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} else {
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WifiAwareManager mgr = mMgr.get();
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if (mgr == null) {
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Log.w(TAG, "updateSubscribe: called post GC on WifiAwareManager");
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return;
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}
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mgr.updateSubscribe(mClientId, mSessionId, subscribeConfig);
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}
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}
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}
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