forked from jbagg/QtZeroConf
Move Android part to use native Android mDNS API
Signed-off-by: Jonathan Bagg <drwho@infidigm.net>
This commit is contained in:
Michael Zanetti
committed by
Jonathan Bagg
Jonathan Bagg
parent
473d8520f9
commit
24debe31b0
180
QZeroConfNsdManager.java
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180
QZeroConfNsdManager.java
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/**************************************************************************************************
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---------------------------------------------------------------------------------------------------
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Copyright (C) 2015 Jonathan Bagg
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This file is part of QtZeroConf.
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QtZeroConf is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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QtZeroConf is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with QtZeroConf. If not, see <http://www.gnu.org/licenses/>.
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---------------------------------------------------------------------------------------------------
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Project name : QtZeroConf
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File name : QZeroConfNsdManager.java
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Created : 10 Spetember 2021
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Author(s) : Michael Zanetti
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---------------------------------------------------------------------------------------------------
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NsdManager wrapper for use on Android devices
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---------------------------------------------------------------------------------------------------
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**************************************************************************************************/
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package qtzeroconf;
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import java.util.Map;
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import android.util.Log;
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import android.content.Context;
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import android.net.nsd.NsdServiceInfo;
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import android.net.nsd.NsdManager;
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public class QZeroConfNsdManager {
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public static native void onServiceResolvedJNI(int id, String name, String type, String hostname, String address, int port, Map<String, byte[]> txtRecords);
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public static native void onServiceRemovedJNI(int id, String name);
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public static native void onBrowserStateChangedJNI(int id, boolean running, boolean error);
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public static native void onPublisherStateChangedJNI(int id, boolean running, boolean error);
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public static native void onServiceNameChangedJNI(int id, String newName);
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private static String TAG = "QZeroConfNsdManager";
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private int id;
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private Context context;
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private NsdManager nsdManager;
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private NsdManager.DiscoveryListener discoveryListener;
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private NsdManager.RegistrationListener registrationListener;
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private String registrationName; // The original service name that was given for registration, it might change on collisions
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public QZeroConfNsdManager(int id, Context context) {
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super();
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this.id = id;
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this.context = context;
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nsdManager = (NsdManager)context.getSystemService(Context.NSD_SERVICE);
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discoveryListener = initializeDiscoveryListener();
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registrationListener = initializeRegistrationListener();
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}
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public void registerService(String name, String type, int port, Map<String, String> txtRecords) {
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registrationName = name;
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NsdServiceInfo serviceInfo = new NsdServiceInfo();
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serviceInfo.setServiceName(name);
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serviceInfo.setServiceType(type);
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serviceInfo.setPort(port);
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for (Map.Entry<String, String> entry: txtRecords.entrySet()) {
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serviceInfo.setAttribute(entry.getKey(), entry.getValue());
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}
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try {
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nsdManager.registerService(serviceInfo, NsdManager.PROTOCOL_DNS_SD, registrationListener);
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} catch (IllegalArgumentException e) {
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Log.w(TAG, "Error registering service: " + e.toString());
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onPublisherStateChangedJNI(id, false, true);
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}
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}
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public void unregisterService() {
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nsdManager.unregisterService(registrationListener);
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}
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public void discoverServices(String serviceType) {
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nsdManager.discoverServices(serviceType, NsdManager.PROTOCOL_DNS_SD, discoveryListener);
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}
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public void stopServiceDiscovery() {
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nsdManager.stopServiceDiscovery(discoveryListener);
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}
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private NsdManager.DiscoveryListener initializeDiscoveryListener() {
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return new NsdManager.DiscoveryListener() {
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@Override
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public void onDiscoveryStarted(String regType) {
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QZeroConfNsdManager.onBrowserStateChangedJNI(id, true, false);
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}
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@Override
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public void onServiceFound(NsdServiceInfo service) {
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nsdManager.resolveService(service, initializeResolveListener());
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}
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@Override
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public void onServiceLost(NsdServiceInfo serviceInfo) {
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QZeroConfNsdManager.onServiceRemovedJNI(id, serviceInfo.getServiceName());
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}
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@Override
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public void onDiscoveryStopped(String serviceType) {
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QZeroConfNsdManager.onBrowserStateChangedJNI(id, false, false);
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}
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@Override
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public void onStartDiscoveryFailed(String serviceType, int errorCode) {
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QZeroConfNsdManager.onBrowserStateChangedJNI(id, false, true);
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}
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@Override
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public void onStopDiscoveryFailed(String serviceType, int errorCode) {
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QZeroConfNsdManager.onBrowserStateChangedJNI(id, false, true);
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}
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};
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}
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private NsdManager.ResolveListener initializeResolveListener() {
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return new NsdManager.ResolveListener() {
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@Override
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public void onResolveFailed(NsdServiceInfo serviceInfo, int errorCode) {
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Log.d(TAG, "Resolving failed for: " + serviceInfo.getServiceName() + " " + serviceInfo.getServiceType() + ": " + errorCode);
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}
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@Override
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public void onServiceResolved(NsdServiceInfo serviceInfo) {
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QZeroConfNsdManager.onServiceResolvedJNI(id,
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serviceInfo.getServiceName(),
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serviceInfo.getServiceType(),
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serviceInfo.getHost().getHostName(),
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serviceInfo.getHost().getHostAddress(),
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serviceInfo.getPort(),
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serviceInfo.getAttributes()
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);
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}
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};
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}
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public NsdManager.RegistrationListener initializeRegistrationListener() {
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return new NsdManager.RegistrationListener() {
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@Override
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public void onServiceRegistered(NsdServiceInfo serviceInfo) {
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QZeroConfNsdManager.onPublisherStateChangedJNI(id, true, false);
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if (!serviceInfo.getServiceName().equals(registrationName)) {
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onServiceNameChangedJNI(id, serviceInfo.getServiceName());
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}
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}
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@Override
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public void onRegistrationFailed(NsdServiceInfo serviceInfo, int errorCode) {
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QZeroConfNsdManager.onPublisherStateChangedJNI(id, false, true);
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}
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@Override
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public void onServiceUnregistered(NsdServiceInfo arg0) {
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QZeroConfNsdManager.onPublisherStateChangedJNI(id, false, false);
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}
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@Override
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public void onUnregistrationFailed(NsdServiceInfo serviceInfo, int errorCode) {
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QZeroConfNsdManager.onPublisherStateChangedJNI(id, false, true);
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}
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};
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}
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}
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