Example usage for java.nio.channels WritableByteChannel isOpen

Introduction

In this page you can find the example usage for java.nio.channels WritableByteChannel isOpen.

Prototype

public boolean isOpen();

Source Link

Document

Tells whether or not this channel is open.

Usage

From source file:it.geosolutions.tools.io.file.IOUtils.java

/**
 * Copies the content of the source channel onto the destination channel.
 * //w w  w. j a  v  a 2 s . com
 * @param bufferSize
 *            size of the temp buffer to use for this copy.
 * @param source
 *            the source {@link ReadableByteChannel}.
 * @param destination
 *            the destination {@link WritableByteChannel};.
 * @throws IOException
 *             in case something bad happens.
 */
public static void copyChannel(int bufferSize, ReadableByteChannel source, WritableByteChannel destination)
        throws IOException {

    Objects.notNull(source, destination);
    if (!source.isOpen() || !destination.isOpen())
        throw new IllegalStateException("Source and destination channels must be open.");

    final java.nio.ByteBuffer buffer = java.nio.ByteBuffer.allocateDirect(bufferSize);
    while (source.read(buffer) != -1) {
        // prepare the buffer for draining
        buffer.flip();

        // write to destination
        while (buffer.hasRemaining())
            destination.write(buffer);

        // clear
        buffer.clear();

    }

}

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From source file:com.rogiel.httpchannel.service.channel.LinkedUploadChannelContentBody.java

@Override
public void writeTo(OutputStream out) throws IOException {
    final WritableByteChannel outputChannel = Channels.newChannel(out);
    channel.linkChannel(outputChannel);/*from   www. jav a 2 s  .  c  o  m*/
    while (channel.isOpen() && outputChannel.isOpen()) {
        try {
            Thread.sleep(50);
        } catch (InterruptedException e) {
        }
    }
}

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From source file:org.geoserver.rest.util.IOUtils.java

/**
 * Copies the content of the source channel onto the destination channel.
 * /*w ww .j  ava2  s  .  c om*/
 * @param bufferSize size of the temp buffer to use for this copy.
 * @param source the source {@link ReadableByteChannel}.
 * @param destination the destination {@link WritableByteChannel};.
 * @throws IOException in case something bad happens.
 */
public static void copyChannel(int bufferSize, ReadableByteChannel source, WritableByteChannel destination)
        throws IOException {

    inputNotNull(source, destination);
    if (!source.isOpen() || !destination.isOpen())
        throw new IllegalStateException("Source and destination channels must be open.");

    final java.nio.ByteBuffer buffer = java.nio.ByteBuffer.allocateDirect(bufferSize);
    while (source.read(buffer) != -1) {
        //prepare the buffer for draining
        buffer.flip();

        //write to destination
        while (buffer.hasRemaining())
            destination.write(buffer);

        //clear
        buffer.clear();

    }

}

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