Example usage for javax.servlet WriteListener onWritePossible

Introduction

In this page you can find the example usage for javax.servlet WriteListener onWritePossible.

Prototype

public void onWritePossible() throws IOException;

Source Link

Document

When an instance of the WriteListener is registered with a ServletOutputStream , this method will be invoked by the container the first time when it is possible to write data.

Usage

From source file:com.kolich.curacao.examples.controllers.NonBlockingIOExampleController.java

@PUT("/api/nonblocking")
public final void nonblocking(final AsyncContext context, final HttpServletRequest request,
        final HttpServletResponse response, final ServletInputStream input, final ServletOutputStream output)
        throws Exception {

    final Queue<Option<String>> queue = new ConcurrentLinkedQueue<Option<String>>();

    final WriteListener writer = new StupidWriteListener(context, queue, output);

    final ReadListener reader = new StupidReadListener(queue, input, output, writer,
            request.getContentLength());

    // Producer//from ww  w .  j a va2 s.  co m
    input.setReadListener(reader);
    logger__.info("Tomcat, is input ready?: " + input.isReady());
    reader.onDataAvailable();

    // Consumer
    output.setWriteListener(writer);
    logger__.info("Tomcat, is input ready?: " + output.isReady());
    writer.onWritePossible();

}

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