How to use

getLong

method

in

org.apache.mina.codec.IoBuffer

/**
 * @see ByteBuffer#getLong()
 */
public long getLong() {
  return getLong(position);
}

/**
 * @see ByteBuffer#getDouble()
 */
public double getDouble() {
  return Double.longBitsToDouble(getLong());
}

private double getDouble(Pointer pos) {
  return Double.longBitsToDouble(getLong(pos));
}

/**
 * @see ByteBuffer#getLong(int)
 */
public long getLong(int index) {
  return getLong(getPointerByPosition(index));
}

@Test
public void testLong() {
  for (ByteOrder bo : new ByteOrder[] { ByteOrder.BIG_ENDIAN, ByteOrder.LITTLE_ENDIAN }) {
    ByteBuffer bb = (ByteBuffer) ByteBuffer.allocate(9).order(bo).putLong(123456789012l).rewind();
    IoBuffer ioBuffer = IoBuffer.wrap(bb).order(bo);
    assertEquals(9, ioBuffer.capacity());
    ioBuffer.extend(7);
    ioBuffer.position(8);
    assertEquals(16, ioBuffer.capacity());
    ioBuffer.putLong(-23456789023l);
    ioBuffer.rewind();
    assertEquals(123456789012l, ioBuffer.getLong());
    assertEquals(-23456789023l, ioBuffer.getLong());
    ioBuffer.rewind();
    ioBuffer.putLong(4, 1234567890);
    assertEquals(1234567890, ioBuffer.getLong(4));
    try {
      ioBuffer.putLong(9, 1);
      fail("Not enough place on the buffer");
    } catch (BufferUnderflowException e) {
      // Should come here
    }
    try {
      ioBuffer.getLong(9);
      fail("Not enough place on the buffer");
    } catch (BufferUnderflowException e) {
      // Should come here
    }
  }
}