Example usage for java.nio ByteBuffer order

Introduction

In this page you can find the example usage for java.nio ByteBuffer order.

Prototype

Endianness order

To view the source code for java.nio ByteBuffer order.

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Document

The byte order of this buffer, default is BIG_ENDIAN .

Usage

From source file:Main.java

public static ShortBuffer toShortBuffer(short[] v) {
    ByteBuffer buff = ByteBuffer.allocateDirect(v.length * 2);
    buff.order(ByteOrder.nativeOrder());
    ShortBuffer buffer = buff.asShortBuffer();
    buffer.put(v);/*  www. j a  va2  s  . c o  m*/
    buffer.position(0);
    return buffer;
}

From source file:Main.java

public static IntBuffer getIntBuffer(int[] coords) {
    ByteBuffer bb = ByteBuffer.allocateDirect(coords.length * 4);
    bb.order(ByteOrder.nativeOrder());
    IntBuffer intBuffer = bb.asIntBuffer();
    intBuffer.put(coords);/*from w  w  w . ja  v  a 2s  .  com*/
    intBuffer.position(0);
    return intBuffer;
}

From source file:Main.java

public static ShortBuffer getShortBuffer(short[] coords) {
    ByteBuffer bb = ByteBuffer.allocateDirect(coords.length * 2);
    bb.order(ByteOrder.nativeOrder());
    ShortBuffer shortBuffer = bb.asShortBuffer();
    shortBuffer.put(coords);//from   w ww  . j  a v a  2 s .c  o  m
    shortBuffer.position(0);
    return shortBuffer;
}

From source file:Main.java

public static byte[] uuidToBytes(String uuidStr) {
    UUID uuid = stringToUuid(uuidStr);

    ByteBuffer bb = ByteBuffer.allocate(16);
    bb.order(ByteOrder.LITTLE_ENDIAN);
    bb.putLong(uuid.getLeastSignificantBits());
    bb.putLong(uuid.getMostSignificantBits());
    return bb.array();
}

From source file:Main.java

/**
 * Make a direct NIO ByteBuffer from an array of floats
 * @param arr The array//from  ww w  .j  ava 2s.  c o m
 * @return The newly created FloatBuffer
 */
public static ByteBuffer makeByteBuffer(byte[] arr) {
    ByteBuffer bb = ByteBuffer.allocateDirect(arr.length);
    bb.order(ByteOrder.nativeOrder());
    bb.put(arr);
    bb.position(0);
    return bb;
}

From source file:Main.java

public static FloatBuffer allocateFloatBuffer(int capacity) {
    ByteBuffer vbb = ByteBuffer.allocateDirect(capacity);
    vbb.order(ByteOrder.nativeOrder());
    return vbb.asFloatBuffer();
}

From source file:Main.java

public static byte[] intToByteArray(int value) {
    ByteBuffer buffer = ByteBuffer.allocate(Integer.SIZE / Byte.SIZE);
    buffer.order(ByteOrder.BIG_ENDIAN);
    buffer.putInt(value);//from  www .  j ava 2 s.  co  m
    return buffer.array();
}

From source file:Main.java

/**
 * /*from  w ww  .  ja va 2  s .c o m*/
 * @param arr
 * @return
 */
public static final ByteBuffer createByteBuffer(byte[] arr) {
    int len = sizeofB(arr.length);
    ByteBuffer bb = ByteBuffer.allocateDirect(len);
    bb.order(ByteOrder.nativeOrder());
    ByteBuffer fb = bb;
    fb.put(arr);
    fb.position(0);
    return fb;
}

From source file:Main.java

public static byte[] intToByteArrayLE(int value) {
    ByteBuffer buffer = ByteBuffer.allocate(Integer.SIZE / Byte.SIZE);
    buffer.order(ByteOrder.LITTLE_ENDIAN);
    buffer.putInt(value);/*from w  w w. j  av a2s  . c  o m*/
    return buffer.array();
}

From source file:Main.java

public static ShortBuffer allocateShortBuffer(int capacity) {
    ByteBuffer vbb = ByteBuffer.allocateDirect(capacity);
    vbb.order(ByteOrder.nativeOrder());
    return vbb.asShortBuffer();
}