Fix the JNI local ref overflow issue.

xunkai55 · xunkai55 · commit 6ccadfc05db1 · 2021-01-15T10:16:47.000+08:00
PiperOrigin-RevId: 351906708
diff --git a/tensorflow_lite_support/java/src/native/task/vision/jni_utils.cc b/tensorflow_lite_support/java/src/native/task/vision/jni_utils.cc
@@ -50,6 +50,9 @@ jobject ConvertToCategory(JNIEnv* env, const Class& classification) {
   jobject jcategory =
       env->CallStaticObjectMethod(category_class, category_create, label,
                                   display_name, classification.score());
+  env->DeleteLocalRef(category_class);
+  env->DeleteLocalRef(label);
+  env->DeleteLocalRef(display_name);
   return jcategory;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -50,6 +50,9 @@ jobject ConvertToCategory(JNIEnv* env, const Class& classification) {`
`50`	`50`	`jobject jcategory =`
`51`	`51`	`env->CallStaticObjectMethod(category_class, category_create, label,`
`52`	`52`	`display_name, classification.score());`
	`53`	`+ env->DeleteLocalRef(category_class);`
	`54`	`+ env->DeleteLocalRef(label);`
	`55`	`+ env->DeleteLocalRef(display_name);`
`53`	`56`	`return jcategory;`
`54`	`57`	`}`
`55`	`58`