package com.iailab.module.data.channel.opcda.collector;
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import com.iailab.module.data.channel.opcda.dto.WriteDTO;
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import com.iailab.module.data.channel.opcda.entity.ChannelOPCDADeviceEntity;
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import com.iailab.module.data.channel.opcda.entity.ChannelOPCDATagEntity;
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import lombok.extern.slf4j.Slf4j;
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import org.jinterop.dcom.common.JIException;
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import org.jinterop.dcom.core.JIVariant;
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import org.openscada.opc.lib.common.ConnectionInformation;
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import org.openscada.opc.lib.da.*;
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import org.springframework.stereotype.Component;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.Executors;
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import java.util.stream.Collectors;
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@Slf4j
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@Component
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public class OpcDAUtils {
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// 上次获取时间
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private static long nextGetTime;
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// 获取间隔时间
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private static long expGetTime = 1000 * 60;
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public synchronized Server createServer(ChannelOPCDADeviceEntity config) {
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if (System.currentTimeMillis() - nextGetTime < expGetTime) {
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throw new RuntimeException("获取OpcUaClient过快");
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}
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nextGetTime = System.currentTimeMillis();
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Server server;
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try {
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ConnectionInformation ci = new ConnectionInformation();
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ci.setHost(config.getHost());
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ci.setUser(config.getUser());
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ci.setPassword(config.getPassword());
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ci.setClsid(config.getClsId());
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ci.setProgId(config.getProgId());
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server = new Server(ci, Executors.newSingleThreadScheduledExecutor());
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server.connect();
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log.info("创建OpcUA客户端完成");
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} catch (Exception e) {
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log.error("创建OpcUA客户端失败", e.getMessage());
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throw new RuntimeException(e.getMessage());
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}
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return server;
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}
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public static Map<Item, ItemState> readA(Group group, List<String[]> tags) throws AddFailedException, JIException {
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List<String> itemIds = tags.stream().map(t -> t[1]).collect(Collectors.toList());
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Map<String, Item> stringItemMap = addItems(group, itemIds);
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List<Item> list = new ArrayList<>(stringItemMap.size());
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for (Map.Entry<String, Item> entry : stringItemMap.entrySet()) {
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list.add(entry.getValue());
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}
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Item[] items = list.toArray(new Item[stringItemMap.size()]);
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return group.read(true, items);
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}
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public static Map<Item, ItemState> read(Group group, List<ChannelOPCDATagEntity> tags) throws AddFailedException, JIException {
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List<String> itemIds = tags.stream().map(ChannelOPCDATagEntity::getItemId).collect(Collectors.toList());
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Map<String, Item> stringItemMap = addItems(group, itemIds);
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List<Item> list = new ArrayList<>(stringItemMap.size());
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for (Map.Entry<String, Item> entry : stringItemMap.entrySet()) {
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list.add(entry.getValue());
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}
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Item[] items = list.toArray(new Item[stringItemMap.size()]);
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return group.read(true, items);
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}
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public static ItemState read(Item item) throws AddFailedException, JIException {
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return item.read(true);
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}
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public static Integer write(Item item,JIVariant value) throws AddFailedException, JIException {
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return item.write(value);
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}
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public static Map<Item, Integer> write(Group group, List<WriteDTO> writeDTOS) throws AddFailedException, JIException {
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WriteRequest[] writeRequests = new WriteRequest[writeDTOS.size()];
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for (int i = 0; i < writeDTOS.size(); i++) {
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WriteDTO writeDTO = writeDTOS.get(i);
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WriteRequest writeRequest = new WriteRequest(writeDTO.getItem(),writeDTO.getValue());
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writeRequests[i] = writeRequest;
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}
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return group.write(writeRequests);
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}
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public static Item addItem(Group group, String itemId) throws AddFailedException, JIException {
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List<String> itemIds = new ArrayList<>(1);
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itemIds.add(itemId);
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Map<String, Item> stringItemMap = addItems(group, itemIds);
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return stringItemMap.get(itemId);
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}
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public static Map<String, Item> addItems(Group group, List<String> itemIds) throws AddFailedException, JIException {
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String[] items = itemIds.toArray(new String[itemIds.size()]);
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return group.addItems(items);
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}
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public static Object getObjectValue(ItemState itemState) throws JIException {
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JIVariant value = itemState.getValue();
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if (value.getType() == JIVariant.VT_UI2 || value.getType() == JIVariant.VT_UI4){
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return value.getObjectAsUnsigned().getValue();
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}else if (value.getType() == JIVariant.VT_I2){
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return value.getObjectAsShort();
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}else {
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return value.getObject();
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}
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}
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}
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