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*
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* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/* @test
* @ bug 8065570
* @ summary Unit test for X - Buffer . order methods
*/
import java.nio.*;
public class Order {
static final ByteOrder be = ByteOrder.BIG_ENDIAN;
static final ByteOrder le = ByteOrder.LITTLE_ENDIAN;
static final ByteOrder nord = ByteOrder.nativeOrder();
protected static final int LENGTH = 16 ;
static void ck(ByteOrder ord, ByteOrder expected) {
if (ord != expected)
throw new RuntimeException("Got " + ord + ", expected " + expected);
}
private static void ckViews(ByteBuffer bb) {
ck(bb.asCharBuffer().order(), bb.order());
ck(bb.asShortBuffer().order(), bb.order());
ck(bb.asIntBuffer().order(), bb.order());
ck(bb.asLongBuffer().order(), bb.order());
ck(bb.asFloatBuffer().order(), bb.order());
ck(bb.asDoubleBuffer().order(), bb.order());
}
private static void ckCopyViews(ByteBuffer bb) {
ck(bb.asReadOnlyBuffer().order(), be);
ck(bb.duplicate().order(), be);
ck(bb.slice().order(), be);
}
private static void ckByteBuffer(ByteBuffer bb) {
ckViews(bb);
ckCopyViews(bb);
bb.order(be);
ckViews(bb);
ckCopyViews(bb);
bb.order(le);
ckViews(bb);
ckCopyViews(bb);
}
public static void main(String args[]) throws Exception {
ck(ByteBuffer.wrap(new byte [LENGTH], LENGTH/2 , LENGTH/2 ).order(), be);
ck(ByteBuffer.wrap(new byte [LENGTH]).order(), be);
ck(ByteBuffer.wrap(new byte [LENGTH], LENGTH/2 , LENGTH/2 ).order(be).order(), be);
ck(ByteBuffer.wrap(new byte [LENGTH]).order(be).order(), be);
ck(ByteBuffer.wrap(new byte [LENGTH], LENGTH/2 , LENGTH/2 ).order(le).order(), le);
ck(ByteBuffer.wrap(new byte [LENGTH]).order(le).order(), le);
ck(ByteBuffer.allocate(LENGTH).order(), be);
ck(ByteBuffer.allocateDirect(LENGTH).order(), be);
ck(ByteBuffer.allocate(LENGTH).order(be).order(), be);
ck(ByteBuffer.allocate(LENGTH).order(le).order(), le);
ck(ByteBuffer.allocateDirect(LENGTH).order(be).order(), be);
ck(ByteBuffer.allocateDirect(LENGTH).order(le).order(), le);
ckByteBuffer(ByteBuffer.allocate(LENGTH));
ckByteBuffer(ByteBuffer.allocateDirect(LENGTH));
OrderChar.ckCharBuffer();
OrderShort.ckShortBuffer();
OrderInt.ckIntBuffer();
OrderLong.ckLongBuffer();
OrderFloat.ckFloatBuffer();
OrderDouble.ckDoubleBuffer();
}
}
Messung V0.5 in Prozent C=97 H=97 G=96
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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