Added annotation Custom and FixedSize

demo/src/main/java/overrun/marshal/test/CMarshalTest.java

@@ -51,6 +51,8 @@ public interface CMarshalTest {
 
     MemorySegment testWithArgAndReturnValue(MemorySegment segment);
 
+    MemorySegment testWithCustomBody();
+
     @Native(scope = MarshalScope.PRIVATE)
     int testWithPrivate(int i);
 
@@ -59,10 +61,10 @@ public interface CMarshalTest {
     @Overload
     void testWithArray(int[] arr);
 
-    void testWithRefArray(MemorySegment arr0, MemorySegment arr1, MemorySegment arr2, MemorySegment arr3, MemorySegment arr4);
+    void testWithRefArray(MemorySegment arr0, MemorySegment arr1, MemorySegment arr2, MemorySegment arr3, MemorySegment arr4, MemorySegment arr5);
 
     @Overload
-    void testWithRefArray(int[] arr0, @Ref int[] arr1, @Ref(nullable = true) int[] arr2, boolean[] arr3, @Ref boolean[] arr4);
+    void testWithRefArray(int[] arr0, @Ref int[] arr1, @Ref(nullable = true) int[] arr2, boolean[] arr3, @Ref boolean[] arr4, int[] arr5);
 
     void testWithString(MemorySegment str);
 

gradle.properties

@@ -28,7 +28,7 @@ orgUrl=https://over-run.github.io/
 
 # JDK Options
 jdkVersion=22
-jdkEnablePreview=true
+jdkEnablePreview=false
 # javadoc link of JDK early access build
 # https://download.java.net/java/early_access/$jdkEarlyAccessDoc/docs/api/
 # Uncomment it if you need to use EA build of JDK.

src/main/java/overrun/marshal/BoolHelper.java

@@ -27,6 +27,10 @@
  * @since 0.1.0
  */
 public final class BoolHelper {
+    private BoolHelper() {
+        //no instance
+    }
+
     public static MemorySegment of(SegmentAllocator allocator, boolean[] arr) {
         final MemorySegment segment = allocator.allocate(ValueLayout.JAVA_BOOLEAN, arr.length);
         for (int i = 0; i < arr.length; i++) {

src/main/java/overrun/marshal/Checks.java

@@ -0,0 +1,57 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2023 Overrun Organization
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ */
+
+package overrun.marshal;
+
+import java.util.function.Supplier;
+
+/**
+ * @author squid233
+ * @since 0.1.0
+ */
+public final class Checks {
+    public static final Entry<Boolean> CHECK_ARRAY_SIZE = new Entry<>(() -> true);
+
+    private Checks() {
+        //no instance
+    }
+
+    public static void checkArraySize(int expected, int got) {
+        if (CHECK_ARRAY_SIZE.get() && expected != got) {
+            throw new IllegalArgumentException("Expected array of size " + expected + ", got " + got);
+        }
+    }
+
+    /**
+     * @author squid233
+     * @since 0.1.0
+     */
+    public static final class Entry<T> {
+        private final Supplier<T> supplier;
+        private T value;
+
+        public Entry(Supplier<T> supplier) {
+            this.supplier = supplier;
+        }
+
+        public T get() {
+            if (value == null) {
+                value = supplier.get();
+            }
+            return value;
+        }
+    }
+}