Example usage for java.nio ByteBuffer putInt

Introduction

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

Prototype

public abstract ByteBuffer putInt(int value);

Source Link

Document

Writes the given int to the current position and increases the position by 4.

Usage

From source file:Main.java

public static byte[] getIntArray(int val) {
    ByteBuffer typeBuffer = ByteBuffer.allocate(4).order(ByteOrder.BIG_ENDIAN);
    typeBuffer.putInt(val);
    return typeBuffer.array();
}

From source file:Main.java

public static void putMessageLength(byte[] message) {
    ByteBuffer lengthBuffer = ByteBuffer.allocate(4).order(ByteOrder.BIG_ENDIAN);
    lengthBuffer.putInt(message.length);

    byte[] lenArray = lengthBuffer.array();

    for (int i = 0; i < 4; i++)
        message[i] = lenArray[i];//from  ww  w  .j av  a  2  s  . c  o m
}

From source file:Main.java

/**
 * Converts a given integer to byte, in little endian
 * @param i An integer to be converted to byte
 * @return A byte array stores byte representation of given integer
 *//*from   w ww .  j a va 2s . c o  m*/
public static byte[] intToByte(int i) {
    ByteBuffer b = ByteBuffer.allocate(4);
    b.order(ByteOrder.LITTLE_ENDIAN);
    b.putInt(i);
    byte buf[] = b.array();
    return buf;
}

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);
    return buffer.array();
}

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);
    return buffer.array();
}

From source file:org.cloudata.core.commitlog.CommitLogWritableUtils.java

public static void writeStringArray(ByteBuffer buf, String[] array) {
    buf.putInt(array.length);

    for (int i = 0; i < array.length; i++) {
        writeString(buf, array[i]);//from   w ww  .  j  ava 2  s  .c o  m
    }
}

From source file:Main.java

public static byte[] int2bytes(int a) {
    int arraySize = Integer.SIZE / Byte.SIZE;
    ByteBuffer buffer = ByteBuffer.allocate(arraySize);
    buffer.order(ByteOrder.LITTLE_ENDIAN);
    return buffer.putInt(a).array();
}

From source file:Main.java

public static byte[] leIntToByteArray(int i) {
    final ByteBuffer bb = ByteBuffer.allocate(Integer.SIZE / Byte.SIZE);
    bb.order(ByteOrder.LITTLE_ENDIAN);
    bb.putInt(i);
    return bb.array();
}

From source file:com.alvermont.terraj.fracplanet.util.ByteBufferUtils.java

/**
 * The sizes of Java types are fixed and defined by the language spec so
 * this shouldn't be necessary but I'm going to do it anyway - so
 * there!/*from  w  w  w .  jav  a  2 s .c  o  m*/
 *
 * @return The number of bytes occupied by an int value
 */
public static int sizeofInt() {
    final ByteBuffer buffer = ByteBuffer.allocate(10);

    buffer.putInt(0);

    return buffer.position();
}

From source file:org.cloudata.core.commitlog.CommitLogWritableUtils.java

public static void writeString(ByteBuffer buf, String s) {
    byte[] sBytes = s.getBytes();

    buf.putInt(sBytes.length);
    buf.put(sBytes);/*from  www  .  j a v  a 2s.c  o  m*/
}