private WritableBuffer asWritableBufferImpl()

in src/main/java/org/apache/datasketches/memory/internal/WritableMemoryImpl.java [300:323]


  private WritableBuffer asWritableBufferImpl(final boolean localReadOnly, final ByteOrder byteOrder) {
    if (!this.isAlive()) { throw new IllegalStateException("This Memory is not alive."); }
    Objects.requireNonNull(byteOrder, "byteOrder must be non-null");
    final boolean readOnly = isReadOnly() || localReadOnly;
    final MemorySegment seg2 = (readOnly && !seg.isReadOnly()) ? seg.asReadOnly() : seg;
    final boolean regionType = isRegion();
    final boolean duplicateType = isDuplicate();
    final boolean mapType = seg.isMapped();
    final boolean directType = seg.isNative();
    final boolean nativeBOType = byteOrder == ByteOrder.nativeOrder();
    final boolean byteBufferType = hasByteBuffer();
    final int type = BUFFER
        | (readOnly ? READONLY : 0)
        | (regionType ? REGION : 0)
        | (duplicateType ? DUPLICATE : 0)
        | (directType ? DIRECT : 0)
        | (mapType ? MAP : 0)
        | (nativeBOType ? NATIVE_BO : NONNATIVE_BO)
        | (byteBufferType ? BYTEBUF : 0);

    final WritableBuffer wbuf = selectBuffer(seg2, type, memReqSvr, byteBufferType, mapType, nativeBOType);
    wbuf.setStartPositionEnd(0, 0, wbuf.getCapacity());
    return wbuf;
  }