Java ByteBuffer Write writeAll(ByteChannel channel, ByteBuffer buffer)

Description

write All

License

Apache License

Declaration

static public void writeAll(ByteChannel channel, ByteBuffer buffer) throws IOException 

Method Source Code

//package com.java2s;
/*//from ww  w. j  ava  2  s. c o  m
 * #%L
 * mfz-binlog
 * %%
 * Copyright (C) 2012 mfizz
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

import java.io.IOException;

import java.nio.ByteBuffer;
import java.nio.channels.ByteChannel;
import java.nio.channels.GatheringByteChannel;

public class Main {
    static public void writeAll(ByteChannel channel, ByteBuffer buffer) throws IOException {
        while (buffer.hasRemaining()) {
            channel.write(buffer);
        }
    }

    static public void writeAll(GatheringByteChannel channel, ByteBuffer[] buffers) throws IOException {
        while (true) {
            // this supposedly is more efficient than calling write multiple times!
            channel.write(buffers);
            // did they all write?
            boolean remaining = false;
            for (ByteBuffer buf : buffers) {
                if (buf.hasRemaining()) {
                    remaining = true;
                }
            }
            if (!remaining) {
                return;
            }
        }
    }
}

Related

1. write(WritableByteChannel channel, ByteBuffer[] srcs)
2. write(WritableByteChannel channel, ByteBuffer[] srcs, int offset, int length)
3. write(WritableByteChannel out, ByteBuffer buffer)
4. write(WritableByteChannel socketChannel, SSLEngine engine, ByteBuffer plainOut, ByteBuffer cypherOut)
5. writeAll(ByteBuffer buf, WritableByteChannel channel)
6. writeAll(GatheringByteChannel ch, ByteBuffer... bbs)
7. writeAllToChannel(List buffers, WritableByteChannel channel)
8. writeBE(ByteBuffer bb, int elementWidth, long value)
9. writeBER32(ByteBuffer buffer, int value)