add in primitive

tigon-model/src/main/java/me/chyxion/tigon/mybatis/Search.java

@@ -2,6 +2,7 @@ package me.chyxion.tigon.mybatis;
 
 import java.util.*;
 import java.io.Serializable;
+import java.lang.reflect.Array;
 import org.springframework.util.Assert;
 import me.chyxion.tigon.model.BaseModel;
 import org.apache.commons.lang3.StringUtils;
@@ -137,7 +138,8 @@ public class Search implements Serializable {
             in(col, (Collection<?>) value);
         }
         else if (value.getClass().isArray()) {
-            in(col, (Object[]) value);
+            // may primitive, (Object[]) causes exception
+            in(col, toList(value));
         }
         else {
             criteria.add(new Criterion(CriterionType.EQ, col, value));
@@ -172,7 +174,9 @@ public class Search implements Serializable {
      * @return this
      */
     public Search in(String col, Collection<?> values) {
-        criteria.add(new Criterion(CriterionType.IN, col, values));
+        if (values != null && !values.isEmpty()) {
+            criteria.add(new Criterion(CriterionType.IN, col, values));
+        }
         return this;
     }
 
@@ -521,4 +525,13 @@ public class Search implements Serializable {
         }
         return result;
     }
+
+    List<Object> toList(Object source) {
+        final int length = Array.getLength(source);
+        final List<Object> list = new ArrayList<>(length);
+        for (int i = 0; i < length; ++i) {
+            list.add(Array.get(source, i));
+        }
+        return list;
+    }
 }