cn.foxtech.device.protocol.v1.snmp.SnmpGetData Maven / Gradle / Ivy
package cn.foxtech.device.protocol.v1.snmp;
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.snmp.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 = "SNMP Device", manufacturer = "Fox Edge")
public class SnmpGetData {
/**
* 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 = "读数据", polling = true, type = FoxEdgeOperate.encoder, timeout = 2000)
public static Map packGetData(Map param) {
// 提取业务参数：设备地址/对象名称/CSV模板文件
List objectNameList = (List) param.get("objectNameList");
String templateName = (String) param.get("templateName");
// 简单校验参数
if (MethodUtils.hasNull(objectNameList, templateName)) {
throw new ProtocolException("参数不能为空:objectNameList, templateName");
}
JDefaultTemplate template = TemplateFactory.getTemplate("fox-edge-server-protocol-snmp").getTemplate("jsn", templateName, JDefaultTemplate.class);
List oidList = template.encodeOIDList(objectNameList);
Map result = new HashMap<>();
result.put("operate", "GET");
result.put("oids", oidList);
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 = "读数据", 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 (templateName == null) {
throw new ProtocolException("输入参数不能为空: templateName");
}
JDefaultTemplate template = TemplateFactory.getTemplate("fox-edge-server-protocol-snmp").getTemplate("jsn", templateName, JDefaultTemplate.class);
return template.decodeValue(respond);
}
}