自定义函数。

blade-service-api/blade-desk-api/src/main/java/org/springblade/desk/basic/constant/FormulaAviatorConst.java

@@ -0,0 +1,17 @@
+package org.springblade.desk.basic.constant;
+
+public interface FormulaAviatorConst {
+
+    /**
+     * 添加点
+     */
+    String ADD = "add";
+    /**
+     * 测量值
+     */
+    String TEST = "test";
+    /**
+     * 体积
+     */
+    String VOL = "vol";
+}

blade-service-api/blade-desk-api/src/main/java/org/springblade/desk/basic/constant/FormulaConst.java

@@ -5,9 +5,9 @@ public interface FormulaConst {
     /**
      *
      */
-    final Integer TYPE_1 = 1;
+    Integer TYPE_1 = 1;
     /**
      *
      */
-    final Integer TYPE_2 = 2;
+    Integer TYPE_2 = 2;
 }

blade-service/blade-desk/src/main/java/org/springblade/desk/basic/aviator/func/CustomFunctionRegistry.java

@@ -0,0 +1,46 @@
+package org.springblade.desk.basic.aviator.func;
+
+import com.googlecode.aviator.AviatorEvaluatorInstance;
+import com.googlecode.aviator.runtime.function.AbstractFunction;
+import com.googlecode.aviator.runtime.type.AviatorObject;
+import com.googlecode.aviator.runtime.type.AviatorString;
+import jakarta.annotation.Resource;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+@Component
+@Data
+@AllArgsConstructor
+@EqualsAndHashCode(callSuper = false)
+@ToString(callSuper = false)
+@Slf4j
+public class CustomFunctionRegistry implements InitializingBean {
+
+    @Resource
+    private AviatorEvaluatorInstance aviatorEvaluator;
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        // 注册自定义函数
+        // 此时 aviatorEvaluator 已被注入
+        aviatorEvaluator.addFunction(new AbstractFunction() {
+            @Override
+            public String getName() {
+                return "myCustomFunc";
+            }
+
+            @Override
+            public AviatorObject call(Map<String, Object> env, AviatorObject arg1) {
+                String value = (String) arg1.getValue(env);
+                return new AviatorString("自定义结果: " + value);
+            }
+        });
+    }
+}

blade-service/blade-desk/src/main/java/org/springblade/desk/basic/controller/AviatorController.java

@@ -1,5 +1,6 @@
 package org.springblade.desk.basic.controller;
 
+import com.googlecode.aviator.AviatorEvaluatorInstance;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.annotation.Resource;
 import lombok.AllArgsConstructor;
@@ -8,11 +9,9 @@ import lombok.EqualsAndHashCode;
 import lombok.extern.slf4j.Slf4j;
 import org.springblade.desk.basic.aviator.service.AviatorService;
 import org.springblade.desk.basic.constant.BAModuleConst;
-import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.*;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
 
+import java.util.Collections;
 import java.util.Map;
 
 @RestController
@@ -26,6 +25,8 @@ public class AviatorController {
 
     @Resource
     private AviatorService aviatorService;
+    @Resource
+    private AviatorEvaluatorInstance aviatorEvaluator;
 
     /**
      * {
@@ -47,4 +48,13 @@ public class AviatorController {
         Map<String, Object> variables = (Map<String, Object>) request.get("variables");
         return aviatorService.evaluateExpression(expression, variables);
     }
+
+    @GetMapping("/customFunc")
+    public Object customFunc() {
+        // 直接使用注册的自定义函数
+        return aviatorEvaluator.execute(
+                "myCustomFunc('Hello')",
+                Collections.emptyMap()
+        );
+    }
 }