diff --git a/src/main/java/org/apache/ibatis/executor/loader/ResultLoaderMap.java b/src/main/java/org/apache/ibatis/executor/loader/ResultLoaderMap.java
index e7f85681174..d8f578a2137 100644
--- a/src/main/java/org/apache/ibatis/executor/loader/ResultLoaderMap.java
+++ b/src/main/java/org/apache/ibatis/executor/loader/ResultLoaderMap.java
@@ -90,7 +90,7 @@ public void remove(String property) {
 
   public void loadAll() throws SQLException {
     final Set<String> methodNameSet = loaderMap.keySet();
-    String[] methodNames = methodNameSet.toArray(new String[methodNameSet.size()]);
+    String[] methodNames = methodNameSet.toArray(new String[0]);
     for (String methodName : methodNames) {
       load(methodName);
     }
diff --git a/src/main/java/org/apache/ibatis/executor/loader/cglib/CglibProxyFactory.java b/src/main/java/org/apache/ibatis/executor/loader/cglib/CglibProxyFactory.java
index 3168ebaed67..6ebc0224fac 100644
--- a/src/main/java/org/apache/ibatis/executor/loader/cglib/CglibProxyFactory.java
+++ b/src/main/java/org/apache/ibatis/executor/loader/cglib/CglibProxyFactory.java
@@ -93,8 +93,8 @@ static Object createStaticProxy(Class<?> type, Callback callback, List<Class<?>>
     if (constructorArgTypes.isEmpty()) {
       enhanced = enhancer.create();
     } else {
-      Class<?>[] typesArray = constructorArgTypes.toArray(new Class[constructorArgTypes.size()]);
-      Object[] valuesArray = constructorArgs.toArray(new Object[constructorArgs.size()]);
+      Class<?>[] typesArray = constructorArgTypes.toArray(new Class[0]);
+      Object[] valuesArray = constructorArgs.toArray(new Object[0]);
       enhanced = enhancer.create(typesArray, valuesArray);
     }
     return enhanced;
diff --git a/src/main/java/org/apache/ibatis/executor/loader/javassist/JavassistProxyFactory.java b/src/main/java/org/apache/ibatis/executor/loader/javassist/JavassistProxyFactory.java
index cf8c307a330..dcb47b41413 100644
--- a/src/main/java/org/apache/ibatis/executor/loader/javassist/JavassistProxyFactory.java
+++ b/src/main/java/org/apache/ibatis/executor/loader/javassist/JavassistProxyFactory.java
@@ -87,8 +87,8 @@ static Object createStaticProxy(Class<?> type, MethodHandler callback, List<Clas
     }
 
     Object enhanced;
-    Class<?>[] typesArray = constructorArgTypes.toArray(new Class[constructorArgTypes.size()]);
-    Object[] valuesArray = constructorArgs.toArray(new Object[constructorArgs.size()]);
+    Class<?>[] typesArray = constructorArgTypes.toArray(new Class[0]);
+    Object[] valuesArray = constructorArgs.toArray(new Object[0]);
     try {
       enhanced = enhancer.create(typesArray, valuesArray);
     } catch (Exception e) {
diff --git a/src/test/java/org/apache/ibatis/submitted/custom_collection_handling/CustomObjectFactory.java b/src/test/java/org/apache/ibatis/submitted/custom_collection_handling/CustomObjectFactory.java
index bd486f14c34..3d66b8b4bc9 100644
--- a/src/test/java/org/apache/ibatis/submitted/custom_collection_handling/CustomObjectFactory.java
+++ b/src/test/java/org/apache/ibatis/submitted/custom_collection_handling/CustomObjectFactory.java
@@ -53,11 +53,11 @@ private <T> T instantiateClass(Class<T> type, List<Class<?>> constructorArgTypes
         }
         return constructor.newInstance();
       }
-      constructor = type.getDeclaredConstructor(constructorArgTypes.toArray(new Class[constructorArgTypes.size()]));
+      constructor = type.getDeclaredConstructor(constructorArgTypes.toArray(new Class[0]));
       if (!constructor.isAccessible()) {
         constructor.setAccessible(true);
       }
-      return constructor.newInstance(constructorArgs.toArray(new Object[constructorArgs.size()]));
+      return constructor.newInstance(constructorArgs.toArray(new Object[0]));
     } catch (Exception e) {
       StringBuilder argTypes = new StringBuilder();
       if (constructorArgTypes != null) {