Java ByteBuffer Write writeRemaining(WritableByteChannel channel, ByteBuffer buffer)

Description

write Remaining

License

Apache License

Declaration

public static void writeRemaining(WritableByteChannel channel, ByteBuffer buffer) throws IOException 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.io.IOException;

import java.nio.ByteBuffer;

import java.nio.channels.FileChannel;

import java.nio.channels.WritableByteChannel;

public class Main {
    private final static int MAX_NOOP_TRIALS = 1024;

    public static void writeRemaining(WritableByteChannel channel, ByteBuffer buffer) throws IOException {

        int noopCountDown = MAX_NOOP_TRIALS;

        while (buffer.hasRemaining()) {
            if (channel.write(buffer) == 0) {
                if (--noopCountDown == 0)
                    throw new IOException("Write failed after " + MAX_NOOP_TRIALS + " trials");
                continue;
            }//  w  w w.  j  a va 2  s  . c  o  m
            noopCountDown = MAX_NOOP_TRIALS;
        }
    }

    public static void writeRemaining(FileChannel file, long position, ByteBuffer buffer) throws IOException {

        int noopCountDown = MAX_NOOP_TRIALS;

        while (buffer.hasRemaining()) {
            int amountWritten = file.write(buffer, position);
            position += amountWritten;
            if (amountWritten == 0) {
                if (--noopCountDown == 0)
                    throw new IOException("Write failed after " + MAX_NOOP_TRIALS + " trials");
                continue;
            }
            noopCountDown = MAX_NOOP_TRIALS;
        }
    }
}

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