cn.foxtech.device.protocol.v1.opcua.OpcUaBrowseChildValue Maven / Gradle / Ivy

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fox-edge-server-protocol-opc-ua
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package cn.foxtech.device.protocol.v1.opcua;

import cn.foxtech.device.protocol.v1.core.annotation.FoxEdgeDeviceType;
import cn.foxtech.device.protocol.v1.core.annotation.FoxEdgeOperate;
import cn.foxtech.device.protocol.v1.core.exception.ProtocolException;
import cn.foxtech.device.protocol.v1.core.template.TemplateFactory;
import cn.foxtech.device.protocol.v1.opcua.entity.OpcUaNodeId;
import cn.foxtech.device.protocol.v1.opcua.template.JDefaultTemplate;
import cn.foxtech.device.protocol.v1.utils.MethodUtils;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 读数据
 */
@FoxEdgeDeviceType(value = "OPC-UA", manufacturer = "Fox Edge")
public class OpcUaBrowseChildValue {
    /**
     * 读数据
     *
     * @param param 必须包含device_addr和modbus_holding_registers_template两个输入参数
     * @return 16进制文本格式的报文
     */
    @FoxEdgeOperate(name = "读子节点数值", polling = true, type = FoxEdgeOperate.encoder, timeout = 2000)
    public static Map packBrowseChildValue(Map param) {
        // 提取业务参数：设备地址/对象名称/CSV模板文件
        String objectName = (String) param.get("objectName");
        String templateName = (String) param.get("templateName");

        // 简单校验参数
        if (MethodUtils.hasNull(objectName, templateName)) {
            throw new ProtocolException("参数不能为空: objectName, templateName");
        }

        JDefaultTemplate template = TemplateFactory.getTemplate("fox-edge-server-protocol-opc-ua").getTemplate("jsn", templateName, JDefaultTemplate.class);


        OpcUaNodeId nodeId = template.encodeNodeId(objectName);

        Map result = new HashMap<>();
        result.put("operate", "browseChildValue");
        result.put("nodeId", nodeId);

        return result;
    }

    /**
     * 解码保持寄存器
     *
     * @param respond 16进制文本格式的报文
     * @param param   必须包含 device_addr 和 modbus_holding_registers_template 两个输入参数
     * @return 解码后的数据
     */
    @FoxEdgeOperate(name = "读子节点数值", polling = true, type = FoxEdgeOperate.decoder, timeout = 2000)
    public static Map unpackReadData(Map respond, Map param) {
        String templateName = (String) param.get("templateName");

        // 简单校验参数
        if (MethodUtils.hasNull(templateName)) {
            throw new ProtocolException("参数不能为空: templateName");
        }

        JDefaultTemplate template = TemplateFactory.getTemplate("fox-edge-server-protocol-opc-ua").getTemplate("jsn", templateName, JDefaultTemplate.class);


        Map result = new HashMap<>();

        List> children = (List>) respond.get("children");
        for (Map child : children) {
            OpcUaNodeId nodeId = OpcUaNodeId.buildEntity((Map) child.get("nodeId"));
            if (nodeId == null) {
                continue;
            }

            String objectName = template.getObjectName(nodeId);
            if (objectName == null) {
                continue;
            }

            result.put(objectName, child.get("value"));
        }

        return result;
    }
}