feat: plcs7协议（未测试）

nl-iot/src/main/java/org/nl/iot/core/driver/protocol/plcs7/PlcS7ProtocolDriverImpl.java

@@ -1,5 +1,6 @@
 package org.nl.iot.core.driver.protocol.plcs7;
 
+import jakarta.annotation.PostConstruct;
 import jakarta.annotation.Resource;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
@@ -10,6 +11,7 @@ import org.nl.common.exception.CommonException;
 import org.nl.iot.core.driver.bo.AttributeBO;
 import org.nl.iot.core.driver.entity.RValue;
 import org.nl.iot.core.driver.entity.WValue;
+import org.nl.iot.core.driver.enums.AttributeTypeFlagEnum;
 import org.nl.iot.core.driver.protocol.plcs7.com.github.s7.PlcS7PointVariable;
 import org.nl.iot.core.driver.protocol.plcs7.com.github.s7.api.S7Connector;
 import org.nl.iot.core.driver.protocol.plcs7.com.github.s7.api.S7Serializer;
@@ -39,6 +41,8 @@ public class PlcS7ProtocolDriverImpl implements DriverCustomService {
      * 仅供参考
      */
     private Map<String, MyS7Connector> connectMap;
+
+    @PostConstruct
     @Override
     public void initial() {
         connectMap = new ConcurrentHashMap<>(16);
@@ -81,9 +85,80 @@ public class PlcS7ProtocolDriverImpl implements DriverCustomService {
 
     @Override
     public Boolean write(Map<String, AttributeBO> driverConfig, Map<String, AttributeBO> pointConfig, IotConnect device, IotConfig point, WValue wValue) {
-        return null;
-    }
+        log.debug("Plc S7 Write, device: {}, value: {}", device, wValue);
+        MyS7Connector myS7Connector = getS7Connector(String.valueOf(device.getId()), driverConfig);
+        myS7Connector.lock.writeLock().lock();
+        S7Serializer serializer = S7SerializerFactory.buildSerializer(myS7Connector.getConnector());
+        PlcS7PointVariable plcs7PointVariable = getPointVariable(pointConfig, wValue.getType());
 
+        try {
+            store(serializer, plcs7PointVariable, wValue.getType(), wValue.getValue());
+            return true;
+        } catch (Exception e) {
+            log.error("Plc S7 Write Error: {}", e.getMessage());
+            return false;
+        } finally {
+            myS7Connector.lock.writeLock().unlock();
+        }
+    }
+    /**
+     * 向 PLC S7 写入数据
+     * <p>
+     * 该方法用于将指定类型的数据写入到 PLC S7 的指定点位。
+     * 1. 根据类型字符串获取对应的 {@link AttributeTypeFlagEnum} 枚举值。
+     * 2. 如果类型不支持, 抛出 {@link UnSupportException} 异常。
+     * 3. 根据类型将字符串值转换为相应的 Java 类型。
+     * 4. 使用 {@link S7Serializer} 将数据写入到 PLC S7 的指定数据块和字节偏移量位置。
+     * <p>
+     * 支持的数据类型包括：
+     * - INT: 整型
+     * - LONG: 长整型
+     * - FLOAT: 单精度浮点型
+     * - DOUBLE: 双精度浮点型
+     * - BOOLEAN: 布尔型
+     * - STRING: 字符串
+     *
+     * @param serializer         S7 序列化器, 用于与 PLC S7 进行数据交互
+     * @param plcS7PointVariable PLC S7 点位变量信息, 包含数据块编号, 字节偏移量等
+     * @param type               数据类型字符串, 用于标识要写入的数据类型
+     * @param value              要写入的字符串形式的数据值
+     * @throws CommonException 如果数据类型不支持, 抛出此异常
+     */
+    private void store(S7Serializer serializer, PlcS7PointVariable plcS7PointVariable, String type, String value) {
+        AttributeTypeFlagEnum valueType = AttributeTypeFlagEnum.ofCode(type);
+        if (Objects.isNull(valueType)) {
+            throw new CommonException("Unsupported type of " + type);
+        }
+        AttributeBO attributeBOConfig = new AttributeBO(value);
+
+        switch (valueType) {
+            case INT:
+                int intValue = attributeBOConfig.getValueByClass(Integer.class);
+                serializer.store(intValue, plcS7PointVariable.getDbNum(), plcS7PointVariable.getByteOffset());
+                break;
+            case LONG:
+                long longValue = attributeBOConfig.getValueByClass(Long.class);
+                serializer.store(longValue, plcS7PointVariable.getDbNum(), plcS7PointVariable.getByteOffset());
+                break;
+            case FLOAT:
+                float floatValue = attributeBOConfig.getValueByClass(Float.class);
+                serializer.store(floatValue, plcS7PointVariable.getDbNum(), plcS7PointVariable.getByteOffset());
+                break;
+            case DOUBLE:
+                double doubleValue = attributeBOConfig.getValueByClass(Double.class);
+                serializer.store(doubleValue, plcS7PointVariable.getDbNum(), plcS7PointVariable.getByteOffset());
+                break;
+            case BOOLEAN:
+                boolean booleanValue = attributeBOConfig.getValueByClass(Boolean.class);
+                serializer.store(booleanValue, plcS7PointVariable.getDbNum(), plcS7PointVariable.getByteOffset());
+                break;
+            case STRING:
+                serializer.store(value, plcS7PointVariable.getDbNum(), plcS7PointVariable.getByteOffset());
+                break;
+            default:
+                break;
+        }
+    }
     /**
      * 获取 PLC S7 连接器
      * <p>