src/jdk/nashorn/internal/objects/NativeArrayBuffer.java

rev 755 : 8035948: Redesign property listeners for shared classes
Reviewed-by: sundar, lagergren
rev 759 : 8015958: DataView constructor is not defined
Reviewed-by: attila, hannesw, lagergren
rev 760 : 8037400: Remove getInitialMap getters and GlobalObject interface
Reviewed-by: lagergren, jlaskey, attila

@@ -23,10 +23,11 @@
  * questions.
  */
 
 package jdk.nashorn.internal.objects;
 
+import java.nio.ByteBuffer;
 import java.util.Arrays;
 import jdk.nashorn.internal.objects.annotations.Attribute;
 import jdk.nashorn.internal.objects.annotations.Constructor;
 import jdk.nashorn.internal.objects.annotations.Function;
 import jdk.nashorn.internal.objects.annotations.Getter;

@@ -41,25 +42,21 @@
     private final byte[] buffer;
 
     // initialized by nasgen
     private static PropertyMap $nasgenmap$;
 
-    static PropertyMap getInitialMap() {
-        return $nasgenmap$;
-    }
-
     @Constructor(arity = 1)
     public static Object constructor(final boolean newObj, final Object self, final Object... args) {
         if (args.length == 0) {
             throw new RuntimeException("missing length argument");
         }
 
         return new NativeArrayBuffer(JSType.toInt32(args[0]));
     }
 
     protected NativeArrayBuffer(final byte[] byteArray, final Global global) {
-        super(global.getArrayBufferPrototype(), global.getArrayBufferMap());
+        super(global.getArrayBufferPrototype(), $nasgenmap$);
         this.buffer = byteArray;
     }
 
     protected NativeArrayBuffer(final byte[] byteArray) {
         this(byteArray, Global.instance());

@@ -126,6 +123,18 @@
     }
 
     public int getByteLength() {
         return buffer.length;
     }
+
+    ByteBuffer getBuffer() {
+       return ByteBuffer.wrap(buffer);
+    }
+
+    ByteBuffer getBuffer(final int offset) {
+        return ByteBuffer.wrap(buffer, offset, buffer.length - offset);
+    }
+
+    ByteBuffer getBuffer(final int offset, final int length) {
+        return ByteBuffer.wrap(buffer, offset, length);
+    }
 }