1 files changed, 18 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/util/FieldsAreNonnullByDefault.java b/src/main/java/gregtech/api/util/FieldsAreNonnullByDefault.java
new file mode 100644
index 0000000000..1f51aa39a7
--- /dev/null
+++ b/src/main/java/gregtech/api/util/FieldsAreNonnullByDefault.java
@@ -0,0 +1,18 @@
+package gregtech.api.util;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+import javax.annotation.Nonnull;
+import javax.annotation.meta.TypeQualifierDefault;
+
+/**
+ * This annotation can be applied to a package or class to indicate that
+ * the fields in that element are nonnull by default unless there is an explicit nullness annotation.
+ * </ul>
+ */
+@Nonnull
+@TypeQualifierDefault({ ElementType.FIELD })
+@Retention(RetentionPolicy.RUNTIME)
+public @interface FieldsAreNonnullByDefault {}