452
453 /**
454 * The number of bits used to represent a {@code short} value in two's
455 * complement binary form.
456 * @since 1.5
457 */
458 public static final int SIZE = 16;
459
460 /**
461 * Returns the value obtained by reversing the order of the bytes in the
462 * two's complement representation of the specified {@code short} value.
463 *
464 * @return the value obtained by reversing (or, equivalently, swapping)
465 * the bytes in the specified {@code short} value.
466 * @since 1.5
467 */
468 public static short reverseBytes(short i) {
469 return (short) (((i & 0xFF00) >> 8) | (i << 8));
470 }
471
472 /** use serialVersionUID from JDK 1.1. for interoperability */
473 private static final long serialVersionUID = 7515723908773894738L;
474 }
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452
453 /**
454 * The number of bits used to represent a {@code short} value in two's
455 * complement binary form.
456 * @since 1.5
457 */
458 public static final int SIZE = 16;
459
460 /**
461 * Returns the value obtained by reversing the order of the bytes in the
462 * two's complement representation of the specified {@code short} value.
463 *
464 * @return the value obtained by reversing (or, equivalently, swapping)
465 * the bytes in the specified {@code short} value.
466 * @since 1.5
467 */
468 public static short reverseBytes(short i) {
469 return (short) (((i & 0xFF00) >> 8) | (i << 8));
470 }
471
472
473 /**
474 * Converts the argument to an {@code int} by an unsigned
475 * conversion. In an unsigned conversion to an {@code int}, the
476 * high-order 16 bits of the {@code int} are zero and the
477 * low-order 16 bits are equal to the bits of the {@code short} argument.
478 *
479 * @return the argument converted to {@code int} by an unsigned
480 * conversion
481 * @param x the value to convert to an unsigned {@code int}
482 * @since 1.8
483 */
484 public static int toUnsignedInt(short x) {
485 return ((int) x) & 0xffff;
486 }
487
488 /**
489 * Converts the argument to a {@code long} by an unsigned
490 * conversion. In an unsigned conversion to a {@code long}, the
491 * high-order 48 bits of the {@code long} are zero and the
492 * low-order 16 bits are equal to the bits of the {@code short} argument.
493 *
494 * @return the argument converted to {@code long} by an unsigned
495 * conversion
496 * @param x the value to convert to an unsigned {@code long}
497 * @since 1.8
498 */
499 public static long toUnsignedLong(short x) {
500 return ((long) x) & 0xffffL;
501 }
502
503 /** use serialVersionUID from JDK 1.1. for interoperability */
504 private static final long serialVersionUID = 7515723908773894738L;
505 }
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