2 files changed, 33 insertions, 0 deletions

diff --git a/utils/src/main/java/lv/enes/orang/utils/NonEmptyList.java b/utils/src/main/java/lv/enes/orang/utils/NonEmptyList.java
new file mode 100644
index 0000000..197491f
--- /dev/null
+++ b/utils/src/main/java/lv/enes/orang/utils/NonEmptyList.java
@@ -0,0 +1,28 @@
+package lv.enes.orang.utils;
+
+import lombok.EqualsAndHashCode;
+
+import java.util.AbstractList;
+import java.util.List;
+
+@EqualsAndHashCode(callSuper = true)
+public class NonEmptyList<E> extends AbstractList<E> {
+        private final List<E> delegate;
+
+        public NonEmptyList(List<E> delegate) {
+                if (delegate.isEmpty()) {
+                        throw new IllegalArgumentException("Empty list");
+                }
+                this.delegate = List.copyOf(delegate);
+        }
+
+        @Override
+        public E get(int index) {
+                return delegate.get(index);
+        }
+
+        @Override
+        public int size() {
+                return delegate.size();
+        }
+}
diff --git a/utils/src/main/java/module-info.java b/utils/src/main/java/module-info.java
new file mode 100644
index 0000000..47e37e0
--- /dev/null
+++ b/utils/src/main/java/module-info.java
@@ -0,0 +1,5 @@
+module lv.enes.orang.utils {
+        exports lv.enes.orang.utils;
+
+        requires static lombok;
+}
\ No newline at end of file