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#1973 JUnit test for patched talkgroup audio call streaming that tests streaming the audio as the patched group or as the individual patched talkgroups according to the user preferences setting in call management. (#2015)
Co-authored-by: Dennis Sheirer <dsheirer@github.com>
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Denny Sheirer
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/*
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* *****************************************************************************
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* Copyright (C) 2014-2024 Dennis Sheirer
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU 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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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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* ****************************************************************************
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*/
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package io.github.dsheirer.audio.broadcast;
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import io.github.dsheirer.alias.Alias;
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import io.github.dsheirer.alias.AliasList;
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import io.github.dsheirer.alias.id.broadcast.BroadcastChannel;
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import io.github.dsheirer.alias.id.talkgroup.Talkgroup;
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import io.github.dsheirer.audio.AudioSegment;
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import io.github.dsheirer.dsp.oscillator.ScalarRealOscillator;
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import io.github.dsheirer.identifier.patch.PatchGroup;
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import io.github.dsheirer.identifier.radio.RadioIdentifier;
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import io.github.dsheirer.identifier.talkgroup.TalkgroupIdentifier;
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import io.github.dsheirer.message.TimeslotMessage;
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import io.github.dsheirer.module.decode.p25.identifier.patch.APCO25PatchGroup;
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import io.github.dsheirer.module.decode.p25.identifier.radio.APCO25RadioIdentifier;
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import io.github.dsheirer.module.decode.p25.identifier.talkgroup.APCO25Talkgroup;
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import io.github.dsheirer.preference.UserPreferences;
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import io.github.dsheirer.protocol.Protocol;
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import io.github.dsheirer.sample.Listener;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.TimeUnit;
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import java.util.stream.Stream;
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import org.junit.jupiter.api.Test;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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/**
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* Automated testing for the AudioStreamingManager that includes for testing streaming a patch group audio segment as
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* an individual stream aliased against the patch group, or broken up into the set of patched talkgroups and streamed
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* according to the aliases for each patched talkgroup.
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*/
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public class AudioStreamingManagerTest
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{
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private static final int TALKGROUP_1 = 100;
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private static final int TALKGROUP_2 = 200;
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private static final int TALKGROUP_3 = 300;
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private static final int RADIO_1 = 9999;
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@Test
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public void testPatchGroupStreamingAsPatchGroup()
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{
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int expectedRecordingsCount = 1;
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//We use a countdown latch to count the number of expected audio recordings produced.
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CountDownLatch latch = new CountDownLatch(expectedRecordingsCount);
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Listener<AudioRecording> listener = audioRecording -> {
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latch.countDown();
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};
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UserPreferences userPreferences = new UserPreferences();
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userPreferences.getCallManagementPreference().setPatchGroupStreamingOption(PatchGroupStreamingOption.PATCH_GROUP);
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AudioStreamingManager manager = new AudioStreamingManager(listener, BroadcastFormat.MP3, userPreferences);
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manager.start();
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manager.receive(getAudioSegment());
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boolean success = false;
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try
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{
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success = latch.await(5, TimeUnit.SECONDS);
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}
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catch(InterruptedException e)
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{
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throw new RuntimeException(e);
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}
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cleanupStreamingDirectory(userPreferences.getDirectoryPreference().getDirectoryStreaming());
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assertTrue(success, "Stream patch group audio as PATCHED GROUP failed to produce [" +
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latch.getCount() + "/" + expectedRecordingsCount + "] streaming recordings");
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}
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@Test
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public void testPatchGroupStreamingAsIndividualGroups()
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{
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int expectedRecordingsCount = 2;
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//We use a countdown latch to count the number of expected audio recordings produced. In this case, we expect
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//two audio recordings, one for stream B and one for stream C associated with the two patched talkgroups.
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CountDownLatch latch = new CountDownLatch(expectedRecordingsCount);
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Listener<AudioRecording> listener = audioRecording -> {
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latch.countDown();
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};
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UserPreferences userPreferences = new UserPreferences();
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userPreferences.getCallManagementPreference().setPatchGroupStreamingOption(PatchGroupStreamingOption.TALKGROUPS);
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AudioStreamingManager manager = new AudioStreamingManager(listener, BroadcastFormat.MP3, userPreferences);
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manager.start();
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manager.receive(getAudioSegment());
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boolean success = false;
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try
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{
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success = latch.await(5, TimeUnit.SECONDS);
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}
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catch(InterruptedException e)
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{
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throw new RuntimeException(e);
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}
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cleanupStreamingDirectory(userPreferences.getDirectoryPreference().getDirectoryStreaming());
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assertTrue(success, "Stream patch group audio as INDIVIDUAL TALKGROUPS failed to produce [" +
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latch.getCount() + "/" + expectedRecordingsCount + "] streaming recordings");
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}
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/**
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* Cleanup any generated streaming recordings.
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* @param streamingDirectory
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*/
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private void cleanupStreamingDirectory(Path streamingDirectory)
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{
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if(Files.exists(streamingDirectory))
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{
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try(Stream<Path> fileStream = Files.list(streamingDirectory))
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{
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fileStream.forEach(path -> {
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try
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{
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Files.delete(path);
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}
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catch(IOException e)
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{
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e.printStackTrace();
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}
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});
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}
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catch(IOException e)
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{
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e.printStackTrace();
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}
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}
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}
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/**
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* Creates an audio segment with audio using the supplied alias list.
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* @return audio segment
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*/
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private static AudioSegment getAudioSegment()
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{
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AliasList aliasList = getAliasList();
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AudioSegment audioSegment = new AudioSegment(aliasList, TimeslotMessage.TIMESLOT_0);
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ScalarRealOscillator oscillator = new ScalarRealOscillator(1000, 8000);
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for(int x = 0; x < 100; x++)
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{
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audioSegment.addAudio(oscillator.generate(500));
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}
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audioSegment.addIdentifier(getPatchGroup());
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audioSegment.addIdentifier(getRadio());
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audioSegment.completeProperty().set(true);
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return audioSegment;
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}
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private static AliasList getAliasList()
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{
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AliasList aliasList = new AliasList("test");
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Alias patchAlias = new Alias("patch");
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patchAlias.addAliasID(new Talkgroup(Protocol.APCO25, 100));
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patchAlias.addAliasID(new BroadcastChannel("Stream A"));
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aliasList.addAlias(patchAlias);
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Alias talkgroupAlias1 = new Alias("talkgroup1");
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talkgroupAlias1.addAliasID(new Talkgroup(Protocol.APCO25, 200));
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talkgroupAlias1.addAliasID(new BroadcastChannel("Stream B"));
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aliasList.addAlias(talkgroupAlias1);
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Alias talkgroupAlias2 = new Alias("talkgroup2");
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talkgroupAlias2.addAliasID(new Talkgroup(Protocol.APCO25, 300));
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talkgroupAlias2.addAliasID(new BroadcastChannel("Stream C"));
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aliasList.addAlias(talkgroupAlias2);
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return aliasList;
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}
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/**
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* Creates a patch group
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* @return p25 patch group
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*/
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private static APCO25PatchGroup getPatchGroup()
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{
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TalkgroupIdentifier talkgroup1 = APCO25Talkgroup.create(TALKGROUP_1);
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TalkgroupIdentifier talkgroup2 = APCO25Talkgroup.create(TALKGROUP_2);
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TalkgroupIdentifier talkgroup3 = APCO25Talkgroup.create(TALKGROUP_3);
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PatchGroup pg = new PatchGroup(talkgroup1);
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pg.addPatchedTalkgroup(talkgroup2);
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pg.addPatchedTalkgroup(talkgroup3);
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return APCO25PatchGroup.create(pg);
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}
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/**
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* Creates a source radio identifier.
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* @return radio
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*/
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private static RadioIdentifier getRadio()
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{
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return APCO25RadioIdentifier.createFrom(RADIO_1);
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}
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}
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