打印模板处理

yzg-util-base/src/test/java/helper/TestCalcHelper.java

@@ -3,25 +3,24 @@ package helper;
 import com.yanzuoguang.util.helper.CalcHelper;
 import org.junit.Test;
 
-public class TestCalcHelper implements CalcHelper.CalcParameter {
+public class TestCalcHelper {
 
     @Test
     public void test() {
-        System.out.println(CalcHelper.calc("2 * ( a + b * d )",this));
-    }
-
-    @Override
-    public double getValue(String parameterName) {
-        System.out.println("参数名:" +parameterName);
-        switch (parameterName){
-            case "a":
-                return 5;
-            case "b":
-                return 3;
-            case "d":
-                return 11;
-            default:
-                return 0;
-        }
+        System.out.println(CalcHelper.calc("2 * ( a + b * d )", new CalcHelper.CalcParameter() {
+            @Override
+            public double getValue(String parameterName) {
+                switch (parameterName){
+                    case "a":
+                        return 5;
+                    case "b":
+                        return 3;
+                    case "d":
+                        return 11;
+                    default:
+                        return 0;
+                }
+            }
+        }));
     }
 }