Examples with ByteOrder java.nio.ByteOrder used on opensource projects

Example 56 with ByteOrder

use of java.nio.ByteOrder in project robovm by robovm.

the class ByteOrderTest method testNativeOrder.

public void testNativeOrder() {
    ByteOrder o = ByteOrder.nativeOrder();
    assertTrue(o == ByteOrder.BIG_ENDIAN || o == ByteOrder.LITTLE_ENDIAN);
}

Example 57 with ByteOrder

use of java.nio.ByteOrder in project jdk8u_jdk by JetBrains.

the class ImageInputStreamImpl method readUTF.

public String readUTF() throws IOException {
    this.bitOffset = 0;
    // Fix 4494369: method ImageInputStreamImpl.readUTF()
    // does not work as specified (it should always assume
    // network byte order).
    ByteOrder oldByteOrder = getByteOrder();
    setByteOrder(ByteOrder.BIG_ENDIAN);
    String ret;
    try {
        ret = DataInputStream.readUTF(this);
    } catch (IOException e) {
        // Restore the old byte order even if an exception occurs
        setByteOrder(oldByteOrder);
        throw e;
    }
    setByteOrder(oldByteOrder);
    return ret;
}

Example 58 with ByteOrder

use of java.nio.ByteOrder in project jdk8u_jdk by JetBrains.

the class AbstractPerfDataBufferPrologue method getMagic.

/**
     * Get the magic number from the given byteBuffer.
     *
     * @return int - the magic number
     */
public static int getMagic(ByteBuffer bb) {
    // save buffer state
    int position = bb.position();
    ByteOrder order = bb.order();
    // the magic number is always stored in big-endian format
    bb.order(ByteOrder.BIG_ENDIAN);
    bb.position(PERFDATA_PROLOG_MAGIC_OFFSET);
    int magic = bb.getInt();
    // restore buffer state.
    bb.order(order);
    bb.position(position);
    return magic;
}

Example 59 with ByteOrder

use of java.nio.ByteOrder in project ignite by apache.

the class MurmurHash method hash64A.

/**
 * @param buf The data to hash.
 * @param seed The seed to start with.
 */
public static long hash64A(ByteBuffer buf, int seed) {
    ByteOrder byteOrder = buf.order();
    buf.order(ByteOrder.LITTLE_ENDIAN);
    long m = 0xc6a4a7935bd1e995L;
    int r = 47;
    long h = seed ^ (buf.remaining() * m);
    while (buf.remaining() >= 8) {
        long k = buf.getLong();
        k *= m;
        k ^= k >>> r;
        k *= m;
        h ^= k;
        h *= m;
    }
    if (buf.remaining() > 0) {
        ByteBuffer finish = ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN);
        finish.put(buf).rewind();
        h ^= finish.getLong();
        h *= m;
    }
    h ^= h >>> r;
    h *= m;
    h ^= h >>> r;
    buf.order(byteOrder);
    return h;
}

Example 60 with ByteOrder

use of java.nio.ByteOrder in project graal by oracle.

the class DefaultJavaLoweringProvider method lowerSecondHalf.

private void lowerSecondHalf(UnpackEndianHalfNode n) {
    ByteOrder byteOrder = target.arch.getByteOrder();
    n.lower(byteOrder);
}