Examples of org.eclipse.jetty.client.util.DeferredContentProvider

org.eclipse.jetty.client.util.DeferredContentProvider
try-with-resources to autoclose DeferredContentProvider try (DeferredContentProvider content = new DeferredContentProvider()) { httpClient.newRequest("localhost", 8080) .content(content) .send(new Response.CompleteListener() { @Override public void onComplete(Result result) { // Your logic here } }); // At a later time... content.offer(ByteBuffer.wrap("some content".getBytes())); }

                failLatch.countDown();
            }
        };


        final CountDownLatch completeLatch = new CountDownLatch(1);
        final DeferredContentProvider content = new DeferredContentProvider();
        client.newRequest("localhost", connector.getLocalPort())
                .scheme(scheme)
                .content(content)
                .onRequestBegin(new Request.BeginListener()
                {
                    @Override
                    public void onBegin(Request request)
                    {
                        content.offer(ByteBuffer.wrap(new byte[256]), callback);
                        content.offer(ByteBuffer.wrap(new byte[256]), callback);
                        request.abort(new Exception("explicitly_thrown_by_test"));
                    }
                })
                .send(new Response.CompleteListener()
                {
                    @Override
                    public void onComplete(Result result)
                    {
                        if (result.isFailed())
                            completeLatch.countDown();
                    }
                });
        Assert.assertTrue(completeLatch.await(5, TimeUnit.SECONDS));
        Assert.assertTrue(failLatch.await(5, TimeUnit.SECONDS));


        // Make sure that adding more content results in the callback to be failed.
        final CountDownLatch latch = new CountDownLatch(1);
        content.offer(ByteBuffer.wrap(new byte[128]), new Callback.Adapter()
        {
            @Override
            public void failed(Throwable x)
            {
                latch.countDown();

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        final byte[] data = new byte[chunk1.length + chunk2.length];
        System.arraycopy(chunk1, 0, data, 0, chunk1.length);
        System.arraycopy(chunk2, 0, data, chunk1.length, chunk2.length);


        final CountDownLatch latch = new CountDownLatch(1);
        DeferredContentProvider content = new DeferredContentProvider();
        client.newRequest("localhost", connector.getLocalPort())
                .scheme(scheme)
                .header(HttpHeader.EXPECT, HttpHeaderValue.CONTINUE.asString())
                .content(content)
                .send(new BufferingResponseListener()
                {
                    @Override
                    public void onComplete(Result result)
                    {
                        Assert.assertArrayEquals(data, getContent());
                        latch.countDown();
                    }
                });


        Thread.sleep(1000);


        content.offer(ByteBuffer.wrap(chunk1));


        Thread.sleep(1000);


        content.offer(ByteBuffer.wrap(chunk2));
        content.close();


        Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
    }

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        final byte[] data = new byte[chunk1.length + chunk2.length];
        System.arraycopy(chunk1, 0, data, 0, chunk1.length);
        System.arraycopy(chunk2, 0, data, chunk1.length, chunk2.length);


        final CountDownLatch latch = new CountDownLatch(1);
        DeferredContentProvider content = new DeferredContentProvider(ByteBuffer.wrap(chunk1));
        client.newRequest("localhost", connector.getLocalPort())
                .scheme(scheme)
                .header(HttpHeader.EXPECT, HttpHeaderValue.CONTINUE.asString())
                .content(content)
                .send(new BufferingResponseListener()
                {
                    @Override
                    public void onComplete(Result result)
                    {
                        Assert.assertArrayEquals(data, getContent());
                        latch.countDown();
                    }
                });


        Thread.sleep(1000);


        content.offer(ByteBuffer.wrap(chunk2));
        content.close();


        Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
    }

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                IO.copy(request.getInputStream(), response.getOutputStream());
            }
        });


        final byte[] data = new byte[]{0, 1, 2, 3, 4, 5, 6, 7};
        final DeferredContentProvider content = new DeferredContentProvider();


        final CountDownLatch latch = new CountDownLatch(1);
        client.newRequest("localhost", connector.getLocalPort())
                .scheme(scheme)
                .header(HttpHeader.EXPECT, HttpHeaderValue.CONTINUE.asString())
                .onRequestHeaders(new org.eclipse.jetty.client.api.Request.HeadersListener()
                {
                    @Override
                    public void onHeaders(org.eclipse.jetty.client.api.Request request)
                    {
                        content.offer(ByteBuffer.wrap(data));
                        content.close();
                    }
                })
                .content(content)
                .send(new BufferingResponseListener()
                {

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        final byte[] chunk2 = new byte[]{4, 5, 6};
        final byte[] data = new byte[chunk1.length + chunk2.length];
        System.arraycopy(chunk1, 0, data, 0, chunk1.length);
        System.arraycopy(chunk2, 0, data, chunk1.length, chunk2.length);


        final DeferredContentProvider content = new DeferredContentProvider(ByteBuffer.wrap(chunk1));


        List<ProtocolHandler> protocolHandlers = client.getProtocolHandlers();
        for (Iterator<ProtocolHandler> iterator = protocolHandlers.iterator(); iterator.hasNext();)
        {
            ProtocolHandler protocolHandler = iterator.next();
            if (protocolHandler instanceof ContinueProtocolHandler)
                iterator.remove();
        }
        protocolHandlers.add(new ContinueProtocolHandler(client)
        {
            @Override
            public Response.Listener getResponseListener()
            {
                return new ContinueListener()
                {
                    @Override
                    public void onHeaders(Response response)
                    {
                        super.onHeaders(response);
                        content.offer(ByteBuffer.wrap(chunk2));
                        content.close();
                    }
                };
            }
        });

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