package com.jcdm.main.da.opcuaconfig.client;
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import com.google.common.collect.ImmutableList;
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import com.jcdm.main.da.opcuaconfig.domain.DaOpcuaConfig;
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import com.jcdm.main.da.opcuaconfig.domain.NodeEntity;
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import com.jcdm.main.da.opcuaconfig.service.IDaOpcuaConfigService;
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import lombok.extern.slf4j.Slf4j;
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import org.eclipse.milo.opcua.sdk.client.OpcUaClient;
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import org.eclipse.milo.opcua.sdk.client.api.nodes.VariableNode;
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import org.eclipse.milo.opcua.sdk.client.api.subscriptions.UaSubscription;
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import org.eclipse.milo.opcua.stack.core.AttributeId;
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import org.eclipse.milo.opcua.stack.core.BuiltinDataType;
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import org.eclipse.milo.opcua.stack.core.types.builtin.DataValue;
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import org.eclipse.milo.opcua.stack.core.types.builtin.NodeId;
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import org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode;
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import org.eclipse.milo.opcua.stack.core.types.builtin.Variant;
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import org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.Unsigned;
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import org.eclipse.milo.opcua.stack.core.types.enumerated.MonitoringMode;
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import org.eclipse.milo.opcua.stack.core.types.enumerated.TimestampsToReturn;
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import org.eclipse.milo.opcua.stack.core.types.structured.MonitoredItemCreateRequest;
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import org.eclipse.milo.opcua.stack.core.types.structured.MonitoringParameters;
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import org.eclipse.milo.opcua.stack.core.types.structured.ReadValueId;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.util.CollectionUtils;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.ExecutionException;
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/**
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* @ClassName: ClientHandler
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* @Description: 客户端处理
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* @author Jellyleo
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* @date 2019年12月12日
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*/
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@Slf4j
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@Service
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public class ClientHandler {
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// 客户端实例
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public static OpcUaClient client = null;
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public List<DaOpcuaConfig> b = null;
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@Autowired
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private ClientRunner clientRunner;
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@Autowired
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private IDaOpcuaConfigService daOpcuaConfigService;
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/**
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*
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* @MethodName: connect
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* @Description: connect
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* @throws Exception
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* @CreateTime 2019年12月18日 上午10:41:09
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*/
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public String connect() throws Exception {
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if (client != null) {
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return "客户端已创建";
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}
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client = clientRunner.run();
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if (client == null) {
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return "客户端配置实例化失败";
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}
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// 创建连接
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client.connect().get();
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return "创建连接成功";
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}
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/**
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* @MethodName: disconnect
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* @Description: 断开连接
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* @return
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* @throws Exception
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* @CreateTime 2019年12月18日 上午10:45:21
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*/
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public String disconnect() throws Exception {
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if (client == null) {
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return "连接已断开";
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}
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// 断开连接
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clientRunner.getFuture().complete(client);
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client = null;
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return "断开连接成功";
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}
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/**
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* @MethodName: subscribe
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* @Description: 订阅节点变量
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* @throws Exception
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* @CreateTime 2019年12月18日 上午10:38:11
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*/
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public String subscribe(List<NodeEntity> nodes) throws Exception {
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if (client == null) {
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return "找不到客户端，操作失败";
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}
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// 查询订阅对象，没有则创建
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UaSubscription subscription = null;
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ImmutableList<UaSubscription> subscriptionList = client.getSubscriptionManager().getSubscriptions();
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if (CollectionUtils.isEmpty(subscriptionList)) {
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subscription = client.getSubscriptionManager().createSubscription(1000.0).get();
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} else {
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subscription = subscriptionList.get(0);
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}
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// 监控项请求列表
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List<MonitoredItemCreateRequest> requests = new ArrayList<>();
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if (!CollectionUtils.isEmpty(nodes)) {
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for (NodeEntity node : nodes) {
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// 创建监控的参数
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MonitoringParameters parameters = new MonitoringParameters(subscription.nextClientHandle(), 1000.0, // sampling
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// interval
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null, // filter, null means use default
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Unsigned.uint(10), // queue size
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true // discard oldest
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);
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// 创建订阅的变量， 创建监控项请 求
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MonitoredItemCreateRequest request = new MonitoredItemCreateRequest(
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new ReadValueId(new NodeId(node.getIndex(), node.getIdentifier()), AttributeId.Value.uid(),
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null, null),
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MonitoringMode.Reporting, parameters);
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requests.add(request);
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}
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}
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// 创建监控项，并且注册变量值改变时候的回调函数
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subscription.createMonitoredItems(TimestampsToReturn.Both, requests, (item, id) -> {
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item.setValueConsumer((i, v) -> {
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handle(i.getReadValueId().getNodeId(), v.getValue());
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});
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}).get();
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return "订阅成功";
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}
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/**
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* * @MethodName: write
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* @Description: 回调函数
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* @CreateTime 2023年10月13日
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*/
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public void handle(NodeId id, Variant value){
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if (b == null || 0 > b.size()) {
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DaOpcuaConfig opcuaConfParam=new DaOpcuaConfig();
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opcuaConfParam.setSubscribe("Y");
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b=daOpcuaConfigService.selectDaOpcuaConfigList(opcuaConfParam);
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}
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//使用Stream API在List<T>中查找元素
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DaOpcuaConfig daOpcuaConfig = b.stream()
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.filter(customer ->id.getIdentifier().toString().equals(customer.getNode()))
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.findAny()
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.orElse(null);
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try {
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Class<?> clazz = Class.forName("com.jcdm.main.da.opcuaconfig.cert.MethodName");
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Method method = clazz.getMethod(daOpcuaConfig.getrFunction(), new Class[] { String.class, String.class });
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method.invoke(clazz.newInstance(),new Object[] {
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new String(id.getIdentifier().toString()), new String(value.getValue().toString()) });
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} catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException | InstantiationException |
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InvocationTargetException e) {
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e.printStackTrace();
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}
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}
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/**
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* @MethodName: write
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* @Description: 变节点量写入
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* @param node
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* @throws Exception
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* @CreateTime 2019年12月18日 上午9:51:40
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*/
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public static Boolean write(NodeEntity node) throws Exception {
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if (client == null) {
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log.info("找不到客户端，操作失败");
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return false;
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}
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NodeId nodeId = new NodeId(node.getIndex(), node.getIdentifier());
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Variant value = null;
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switch (node.getType()) {
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case "int":
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value = new Variant(Integer.parseInt(node.getValue().toString()));
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break;
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case "boolean":
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value = new Variant(Boolean.parseBoolean(node.getValue().toString()));
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break;
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case "short":
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value = new Variant(Short.parseShort(node.getValue().toString()));
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break;
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case "long":
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value = new Variant(Long.parseLong(node.getValue().toString()));
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break;
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case "string":
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value = new Variant(node.getValue().toString());
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break;
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case "char":
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value = new Variant(node.getValue().toString().charAt(0));
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break;
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}
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DataValue dataValue = new DataValue(value, null, null);
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StatusCode statusCode = client.writeValue(nodeId, dataValue).get();
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return statusCode.isGood();
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}
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/**
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* 方法描述: 读取多个点位的值
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*
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* @param nodeIdList 点位集合
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* @return {@link List<DataValue>}
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* @throws
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*/
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public static List<DataValue> readValues(List<NodeId> nodeIdList){
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try {
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List<DataValue> dataValues=client.readValues(0.0, TimestampsToReturn.Both,nodeIdList).get();
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return dataValues;
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} catch (InterruptedException | ExecutionException e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* @MethodName: read
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* @Description: 读取
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* @param node
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* @return
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* @throws Exception
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* @CreateTime 2019年12月19日 下午2:40:34
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*/
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public String read(NodeEntity node) throws Exception {
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if (client == null) {
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return "找不到客户端，操作失败";
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}
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NodeId nodeId = new NodeId(node.getIndex(), node.getIdentifier());
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VariableNode vnode = client.getAddressSpace().createVariableNode(nodeId);
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DataValue value = vnode.readValue().get();
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log.info("Value={}", value);
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Variant variant = value.getValue();
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log.info("Variant={}", variant.getValue());
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log.info("BackingClass={}", BuiltinDataType.getBackingClass(variant.getDataType().get()));
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return variant.getValue().toString();
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}
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/**
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* 方法描述: 写入多个节点的值
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*
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* @param keys 节点集合
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* @param values 值集合
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* @param client 客户端
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* @return {@link Object}
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* @throws
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*/
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public static Object writeValues(Set<String> keys, List<Object> values, OpcUaClient client){
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List<NodeId> nodeIs=new ArrayList<>(keys.size());
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keys.forEach(e->{
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NodeId nodeId = new NodeId(2, e);
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nodeIs.add(nodeId);
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});
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List<DataValue> dataValues=new ArrayList<>(values.size());
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values.forEach(e->{
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Variant value=new Variant(Double.parseDouble(e.toString()));
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DataValue dataValue=new DataValue(value);
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dataValues.add(dataValue);
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});
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try {
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client.writeValues(nodeIs,dataValues).get();
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} catch (InterruptedException | ExecutionException e) {
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e.printStackTrace();
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}
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return null;
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}
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}
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