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私はBACnetおよび他の自動化プロトコルの初心者です.BACnetインターフェイスに接続してオブジェクトを取得し、さらに取り込む予定の1つのBACnetクライアントを作成します私たちのマイクロサービス層のこれらのオブジェクト。私たちのサーバーインフラストラクチャには、BACnetインターフェイスにデータをプッシュするLumInsight Desktopが含まれています。私たちは、1つのサンプルコードを参照しているが、それを実行している間、私は、問題の下に取得しています：BACnetクライアントがBACnet4jを使用してBACnetインターフェイスに接続していません
> inside [email protected]a0
inside main....3996: BACnet device
Exception in thread "main" java.net.BindException: Address already in use: Cannot bind
at java.net.DualStackPlainDatagramSocketImpl.socketBind(Native Method)
at java.net.DualStackPlainDatagramSocketImpl.bind0(Unknown Source)
at java.net.AbstractPlainDatagramSocketImpl.bind(Unknown Source)
at java.net.DatagramSocket.bind(Unknown Source)
at java.net.DatagramSocket.<init>(Unknown Source)
at com.serotonin.bacnet4j.npdu.ip.IpNetwork.initialize(IpNetwork.java:215)
at com.serotonin.bacnet4j.transport.DefaultTransport.initialize(DefaultTransport.java:183)
at com.serotonin.bacnet4j.LocalDevice.initialize(LocalDevice.java:228)
at com.bacnet.Main.main(Main.java:110)
package com.bacnet;
import com.serotonin.bacnet4j.LocalDevice;
import com.serotonin.bacnet4j.RemoteDevice;
import com.serotonin.bacnet4j.ServiceFuture;
import com.serotonin.bacnet4j.event.DeviceEventAdapter;
import com.serotonin.bacnet4j.exception.BACnetException;
import com.serotonin.bacnet4j.exception.ErrorAPDUException;
import com.serotonin.bacnet4j.npdu.ip.IpNetwork;
import com.serotonin.bacnet4j.service.acknowledgement.ReadPropertyAck;
import com.serotonin.bacnet4j.service.acknowledgement.ReadPropertyMultipleAck;
import com.serotonin.bacnet4j.service.confirmed.*;
import com.serotonin.bacnet4j.service.unconfirmed.WhoIsRequest;
import com.serotonin.bacnet4j.transport.DefaultTransport;
import com.serotonin.bacnet4j.transport.Transport;
import com.serotonin.bacnet4j.type.constructed.ReadAccessResult;
import com.serotonin.bacnet4j.type.constructed.ReadAccessSpecification;
import com.serotonin.bacnet4j.type.constructed.SequenceOf;
import com.serotonin.bacnet4j.type.enumerated.ObjectType;
import com.serotonin.bacnet4j.type.enumerated.PropertyIdentifier;
import com.serotonin.bacnet4j.type.enumerated.Segmentation;
import com.serotonin.bacnet4j.type.primitive.ObjectIdentifier;
import com.serotonin.bacnet4j.type.primitive.Real;
import com.serotonin.bacnet4j.util.DiscoveryUtils;
import com.serotonin.bacnet4j.RemoteObject;
import java.util.ArrayList;
import java.util.List;
public class Main {
public static void main(String[] args) throws Exception {
IpNetwork network = new IpNetwork("10.44.55.5", IpNetwork.DEFAULT_PORT);
Transport transport = new DefaultTransport(network);
System.out.println("inside main...." + transport);
transport.setTimeout(500);
transport.setSegTimeout(150);
final LocalDevice localDevice = new LocalDevice(3996, transport);
System.out.println("inside main...." + localDevice);
localDevice.getEventHandler().addListener(new DeviceEventAdapter() {
@Override
public void iAmReceived(RemoteDevice device) {
System.out.println("inside I am received...");
System.out.println("Discovered device " + device);
localDevice.addRemoteDevice(device);
final RemoteDevice remoteDevice = localDevice
.getRemoteDevice(device.getAddress());
remoteDevice
.setSegmentationSupported(Segmentation.segmentedBoth);
new Thread(new Runnable() {
@Override
public void run() {
try {
try {
DiscoveryUtils.getExtendedDeviceInformation(
localDevice, remoteDevice);
} catch (BACnetException e) {
e.printStackTrace();
}
System.out.println(remoteDevice.getName() + " "
+ remoteDevice.getVendorName() + " "
+ remoteDevice.getModelName() + " "
+ remoteDevice.getAddress() + " "
+ remoteDevice.getProtocolRevision() + " "
+ remoteDevice.getProtocolVersion());
ReadPropertyAck ack = localDevice.send(
remoteDevice,
new ReadPropertyRequest(remoteDevice
.getObjectIdentifier(),
PropertyIdentifier.objectList))
.get();
SequenceOf<ObjectIdentifier> value = ack.getValue();
for (ObjectIdentifier id : value) {
List<ReadAccessSpecification> specs = new ArrayList<ReadAccessSpecification>();
specs.add(new ReadAccessSpecification(id,
PropertyIdentifier.presentValue));
specs.add(new ReadAccessSpecification(id,
PropertyIdentifier.units));
specs.add(new ReadAccessSpecification(id,
PropertyIdentifier.objectName));
specs.add(new ReadAccessSpecification(id,
PropertyIdentifier.description));
specs.add(new ReadAccessSpecification(id,
PropertyIdentifier.objectType));
ReadPropertyMultipleRequest multipleRequest = new ReadPropertyMultipleRequest(
new SequenceOf<ReadAccessSpecification>(
specs));
ReadPropertyMultipleAck send = localDevice
.send(remoteDevice, multipleRequest)
.get();
SequenceOf<ReadAccessResult> readAccessResults = send
.getListOfReadAccessResults();
System.out.print(id.getInstanceNumber() + " "
+ id.getObjectType() + ", ");
for (ReadAccessResult result : readAccessResults) {
for (ReadAccessResult.Result r : result
.getListOfResults()) {
System.out.print(r.getReadResult()
+ ", ");
}
}
System.out.println();
}
ObjectIdentifier mode = new ObjectIdentifier(
ObjectType.analogValue, 11);
ServiceFuture send = localDevice.send(remoteDevice,
new WritePropertyRequest(mode,
PropertyIdentifier.presentValue,
null, new Real(2), null));
System.out.println(send.getClass());
System.out.println(send.get().getClass());
} catch (ErrorAPDUException e) {
System.out.println("Could not read value "
+ e.getApdu().getError() + " " + e);
} catch (BACnetException e) {
e.printStackTrace();
}
}
}).start();
}
@Override
public void iHaveReceived(RemoteDevice device, RemoteObject object) {
System.out.println("Value reported " + device + " " + object);
}
});
localDevice.initialize();
localDevice.sendGlobalBroadcast(new WhoIsRequest());
List<RemoteDevice> remoteDevices = localDevice.getRemoteDevices();
for (RemoteDevice device : remoteDevices) {
System.out.println("Remote dev " + device);
}
System.in.read();
localDevice.terminate();
}
}