Example usage for java.nio ByteBuffer allocateDirect

Introduction

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

Prototype

public static ByteBuffer allocateDirect(int capacity)

Source Link

Document

Creates a direct byte buffer based on a newly allocated memory block.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    int capacity = buf.capacity(); // 10
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    int rem = buf.remaining();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    byte b = buf.get(5); // position=0
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);

}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    buf.position(5);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    byte b = buf.get();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    buf.limit(7); // remaining=1
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    buf.rewind(); // remaining=7

}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(10);
    int rem = buf.remaining();
    System.out.println(rem);//from w w  w . jav  a2  s.com
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ByteBuffer buf = ByteBuffer.allocateDirect(1024);
    SocketChannel sChannel = SocketChannel.open();
    sChannel.configureBlocking(false);//from w  ww  . ja va2 s  . co m
    sChannel.connect(new InetSocketAddress("hostName", 12345));

    int numBytesRead = sChannel.read(buf);

    if (numBytesRead == -1) {
        sChannel.close();
    } else {
        buf.flip();
    }
}