Examples of java.nio.DoubleBuffer.remaining()

java.nio.DoubleBuffer.remaining()

        if (buf == null) {
      buf = Buffers.newDirectDoubleBuffer(array.length);
            threadLocal.set(buf);
        } else {
            buf.rewind();
            if (buf.remaining() < array.length) {
                int newSize = Math.max(2 * buf.remaining(), array.length);
        buf = Buffers.newDirectDoubleBuffer(newSize);
                threadLocal.set(buf);
            }
        }

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      buf = Buffers.newDirectDoubleBuffer(array.length);
            threadLocal.set(buf);
        } else {
            buf.rewind();
            if (buf.remaining() < array.length) {
                int newSize = Math.max(2 * buf.remaining(), array.length);
        buf = Buffers.newDirectDoubleBuffer(newSize);
                threadLocal.set(buf);
            }
        }
        if (copyData) {

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  }


  private void testBufferRoundTrip(INDArray a) {
    int len = (int) a.elementCount();
    DoubleBuffer buf = DoubleBuffer.allocate(len);
    assertEquals(len, buf.remaining());
    a.toDoubleBuffer(buf);
    assertEquals(0, buf.remaining());
    buf.flip();
    AVector vv = Vectorz.create(buf);
    assertEquals(a.asVector(), vv);

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  private void testBufferRoundTrip(INDArray a) {
    int len = (int) a.elementCount();
    DoubleBuffer buf = DoubleBuffer.allocate(len);
    assertEquals(len, buf.remaining());
    a.toDoubleBuffer(buf);
    assertEquals(0, buf.remaining());
    buf.flip();
    AVector vv = Vectorz.create(buf);
    assertEquals(a.asVector(), vv);
    assertEquals(a, vv.reshape(a.getShape()));
  }

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        // test BIG_ENDIAN double buffer, read
        buf.clear();
        buf.order(ByteOrder.BIG_ENDIAN);
        doubleBuffer = buf.asDoubleBuffer();
        assertSame(ByteOrder.BIG_ENDIAN, doubleBuffer.order());
        while (doubleBuffer.remaining() > 0) {
            buf.get(bytes);
            value = doubleBuffer.get();
            if (!(Double.isNaN(bytes2double(bytes, buf.order())) && Double
                    .isNaN(value))) {
                assertEquals(bytes2double(bytes, buf.order()), value, 0.00);

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            // test BIG_ENDIAN double buffer, write
            buf.clear();
            buf.order(ByteOrder.BIG_ENDIAN);
            doubleBuffer = buf.asDoubleBuffer();
            assertSame(ByteOrder.BIG_ENDIAN, doubleBuffer.order());
            while (doubleBuffer.remaining() > 0) {
                value = (double) doubleBuffer.remaining();
                doubleBuffer.put(value);
                buf.get(bytes);
                assertTrue(Arrays.equals(bytes, double2bytes(value, buf.order())));
            }

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            buf.clear();
            buf.order(ByteOrder.BIG_ENDIAN);
            doubleBuffer = buf.asDoubleBuffer();
            assertSame(ByteOrder.BIG_ENDIAN, doubleBuffer.order());
            while (doubleBuffer.remaining() > 0) {
                value = (double) doubleBuffer.remaining();
                doubleBuffer.put(value);
                buf.get(bytes);
                assertTrue(Arrays.equals(bytes, double2bytes(value, buf.order())));
            }

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            // test LITTLE_ENDIAN double buffer, write
            buf.clear();
            buf.order(ByteOrder.LITTLE_ENDIAN);
            doubleBuffer = buf.asDoubleBuffer();
            assertSame(ByteOrder.LITTLE_ENDIAN, doubleBuffer.order());
            while (doubleBuffer.remaining() > 0) {
                value = (double) doubleBuffer.remaining();
                doubleBuffer.put(value);
                buf.get(bytes);
                assertTrue(Arrays.equals(bytes, double2bytes(value, buf.order())));
            }

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            buf.clear();
            buf.order(ByteOrder.LITTLE_ENDIAN);
            doubleBuffer = buf.asDoubleBuffer();
            assertSame(ByteOrder.LITTLE_ENDIAN, doubleBuffer.order());
            while (doubleBuffer.remaining() > 0) {
                value = (double) doubleBuffer.remaining();
                doubleBuffer.put(value);
                buf.get(bytes);
                assertTrue(Arrays.equals(bytes, double2bytes(value, buf.order())));
            }
        }

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        // Loop until all doubles have been put.
        do {
            // Determine number of doubles to put.
            int numToPut = Math.min(len - numPut,
                                    viewBuffer.remaining());


            // If no doubles to put, the buffer has to be full as len
            // is always greater than numPut so flush it and return
            // to start of loop.
            if(numToPut == 0) {

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