65         // make the index properties not configurable
  66         return global.newDataDescriptor(getObject(index), false, true, true);
  67     }
  68 
  69     @Override
  70     public ArrayData copy() {
  71         throw unsupported("copy");
  72     }
  73 
  74     @Override
  75     public Object[] asObjectArray() {
  76         throw unsupported("asObjectArray");
  77     }
  78 
  79     @Override
  80     public void setLength(final long length) {
  81         throw new UnsupportedOperationException("setLength");
  82     }
  83 
  84     @Override
  85     public void shiftLeft(final int by) {
  86         throw unsupported("shiftLeft");
  87     }
  88 
  89     @Override
  90     public ArrayData shiftRight(final int by) {
  91         throw unsupported("shiftRight");
  92     }
  93 
  94     @Override
  95     public ArrayData ensure(final long safeIndex) {
  96         if (safeIndex < buf.capacity()) {
  97             return this;
  98         }
  99 
 100         throw unsupported("ensure");
 101     }
 102 
 103     @Override
 104     public ArrayData shrink(final long newLength) {
 105         throw unsupported("shrink");

  65         // make the index properties not configurable
  66         return global.newDataDescriptor(getObject(index), false, true, true);
  67     }
  68 
  69     @Override
  70     public ArrayData copy() {
  71         throw unsupported("copy");
  72     }
  73 
  74     @Override
  75     public Object[] asObjectArray() {
  76         throw unsupported("asObjectArray");
  77     }
  78 
  79     @Override
  80     public void setLength(final long length) {
  81         throw new UnsupportedOperationException("setLength");
  82     }
  83 
  84     @Override
  85     public ArrayData shiftLeft(final int by) {
  86         throw unsupported("shiftLeft");
  87     }
  88 
  89     @Override
  90     public ArrayData shiftRight(final int by) {
  91         throw unsupported("shiftRight");
  92     }
  93 
  94     @Override
  95     public ArrayData ensure(final long safeIndex) {
  96         if (safeIndex < buf.capacity()) {
  97             return this;
  98         }
  99 
 100         throw unsupported("ensure");
 101     }
 102 
 103     @Override
 104     public ArrayData shrink(final long newLength) {
 105         throw unsupported("shrink");