private void send(List<ALF> alfs) throws IllegalStateException, IOException, InterruptedException, ExecutionException, TimeoutException { String data = config.getGson().toJson(alfs); LOGGER.debug(String.format("sending batch of (%d) ALFs", alfs.size())); HttpPost post = new HttpPost(config.getAnalyticsServerURI()); post.addHeader(HTTP.CONTENT_TYPE, ContentType.APPLICATION_JSON.toString()); post.setEntity(new StringEntity(data, "UTF-8")); HttpRequestFutureTask<Boolean> futureTask = config.getFutureRequestExecutor().execute(post, null, new AnalyticsResponseHandler(), new AnalyticsResponseCallback()); post.releaseConnection(); }
public static void main(String[] args) throws Exception { // the simplest way to create a HttpAsyncClientWithFuture HttpClient httpclient = HttpClientBuilder.create() .setMaxConnPerRoute(5) .setMaxConnTotal(5).build(); ExecutorService execService = Executors.newFixedThreadPool(5); FutureRequestExecutionService requestExecService = new FutureRequestExecutionService( httpclient, execService); try { // Because things are asynchronous, you must provide a ResponseHandler ResponseHandler<Boolean> handler = new ResponseHandler<Boolean>() { @Override public Boolean handleResponse(HttpResponse response) throws ClientProtocolException, IOException { // simply return true if the status was OK return response.getStatusLine().getStatusCode() == 200; } }; // Simple request ... HttpGet request1 = new HttpGet("http://httpbin.org/get"); HttpRequestFutureTask<Boolean> futureTask1 = requestExecService.execute(request1, HttpClientContext.create(), handler); Boolean wasItOk1 = futureTask1.get(); System.out.println("It was ok? " + wasItOk1); // Cancel a request try { HttpGet request2 = new HttpGet("http://httpbin.org/get"); HttpRequestFutureTask<Boolean> futureTask2 = requestExecService.execute(request2, HttpClientContext.create(), handler); futureTask2.cancel(true); Boolean wasItOk2 = futureTask2.get(); System.out.println("It was cancelled so it should never print this: " + wasItOk2); } catch (CancellationException e) { System.out.println("We cancelled it, so this is expected"); } // Request with a timeout HttpGet request3 = new HttpGet("http://httpbin.org/get"); HttpRequestFutureTask<Boolean> futureTask3 = requestExecService.execute(request3, HttpClientContext.create(), handler); Boolean wasItOk3 = futureTask3.get(10, TimeUnit.SECONDS); System.out.println("It was ok? " + wasItOk3); FutureCallback<Boolean> callback = new FutureCallback<Boolean>() { @Override public void completed(Boolean result) { System.out.println("completed with " + result); } @Override public void failed(Exception ex) { System.out.println("failed with " + ex.getMessage()); } @Override public void cancelled() { System.out.println("cancelled"); } }; // Simple request with a callback HttpGet request4 = new HttpGet("http://httpbin.org/get"); // using a null HttpContext here since it is optional // the callback will be called when the task completes, fails, or is cancelled HttpRequestFutureTask<Boolean> futureTask4 = requestExecService.execute(request4, HttpClientContext.create(), handler, callback); Boolean wasItOk4 = futureTask4.get(10, TimeUnit.SECONDS); System.out.println("It was ok? " + wasItOk4); } finally { requestExecService.close(); } }
public static void main(String[] args) throws Exception { // the simplest way to create a HttpAsyncClientWithFuture HttpClient httpclient = HttpClientBuilder.create() .setMaxConnPerRoute(5) .setMaxConnTotal(5).build(); ExecutorService execService = Executors.newFixedThreadPool(5); FutureRequestExecutionService requestExecService = new FutureRequestExecutionService( httpclient, execService); try { // Because things are asynchronous, you must provide a ResponseHandler ResponseHandler<Boolean> handler = new ResponseHandler<Boolean>() { public Boolean handleResponse(HttpResponse response) throws ClientProtocolException, IOException { // simply return true if the status was OK return response.getStatusLine().getStatusCode() == 200; } }; // Simple request ... HttpGet request1 = new HttpGet("http://google.com"); HttpRequestFutureTask<Boolean> futureTask1 = requestExecService.execute(request1, HttpClientContext.create(), handler); Boolean wasItOk1 = futureTask1.get(); System.out.println("It was ok? " + wasItOk1); // Cancel a request try { HttpGet request2 = new HttpGet("http://google.com"); HttpRequestFutureTask<Boolean> futureTask2 = requestExecService.execute(request2, HttpClientContext.create(), handler); futureTask2.cancel(true); Boolean wasItOk2 = futureTask2.get(); System.out.println("It was cancelled so it should never print this: " + wasItOk2); } catch (CancellationException e) { System.out.println("We cancelled it, so this is expected"); } // Request with a timeout HttpGet request3 = new HttpGet("http://google.com"); HttpRequestFutureTask<Boolean> futureTask3 = requestExecService.execute(request3, HttpClientContext.create(), handler); Boolean wasItOk3 = futureTask3.get(10, TimeUnit.SECONDS); System.out.println("It was ok? " + wasItOk3); FutureCallback<Boolean> callback = new FutureCallback<Boolean>() { public void completed(Boolean result) { System.out.println("completed with " + result); } public void failed(Exception ex) { System.out.println("failed with " + ex.getMessage()); } public void cancelled() { System.out.println("cancelled"); } }; // Simple request with a callback HttpGet request4 = new HttpGet("http://google.com"); // using a null HttpContext here since it is optional // the callback will be called when the task completes, fails, or is cancelled HttpRequestFutureTask<Boolean> futureTask4 = requestExecService.execute(request4, HttpClientContext.create(), handler, callback); Boolean wasItOk4 = futureTask4.get(10, TimeUnit.SECONDS); System.out.println("It was ok? " + wasItOk4); } finally { requestExecService.close(); } }
public static void main(String[] args) throws Exception { // the simplest way to create a HttpAsyncClientWithFuture HttpClient httpclient = HttpClientBuilder.create() .setMaxConnPerRoute(5) .setMaxConnTotal(5).build(); ExecutorService execService = Executors.newFixedThreadPool(5); FutureRequestExecutionService requestExecService = new FutureRequestExecutionService( httpclient, execService); try { // Because things are asynchronous, you must provide a ResponseHandler ResponseHandler<Boolean> handler = new ResponseHandler<Boolean>() { @Override public Boolean handleResponse(HttpResponse response) throws ClientProtocolException, IOException { // simply return true if the status was OK return response.getStatusLine().getStatusCode() == 200; } }; // Simple request ... HttpGet request1 = new HttpGet("http://google.com"); HttpRequestFutureTask<Boolean> futureTask1 = requestExecService.execute(request1, HttpClientContext.create(), handler); Boolean wasItOk1 = futureTask1.get(); System.out.println("It was ok? " + wasItOk1); // Cancel a request try { HttpGet request2 = new HttpGet("http://google.com"); HttpRequestFutureTask<Boolean> futureTask2 = requestExecService.execute(request2, HttpClientContext.create(), handler); futureTask2.cancel(true); Boolean wasItOk2 = futureTask2.get(); System.out.println("It was cancelled so it should never print this: " + wasItOk2); } catch (CancellationException e) { System.out.println("We cancelled it, so this is expected"); } // Request with a timeout HttpGet request3 = new HttpGet("http://google.com"); HttpRequestFutureTask<Boolean> futureTask3 = requestExecService.execute(request3, HttpClientContext.create(), handler); Boolean wasItOk3 = futureTask3.get(10, TimeUnit.SECONDS); System.out.println("It was ok? " + wasItOk3); FutureCallback<Boolean> callback = new FutureCallback<Boolean>() { @Override public void completed(Boolean result) { System.out.println("completed with " + result); } @Override public void failed(Exception ex) { System.out.println("failed with " + ex.getMessage()); } @Override public void cancelled() { System.out.println("cancelled"); } }; // Simple request with a callback HttpGet request4 = new HttpGet("http://google.com"); // using a null HttpContext here since it is optional // the callback will be called when the task completes, fails, or is cancelled HttpRequestFutureTask<Boolean> futureTask4 = requestExecService.execute(request4, HttpClientContext.create(), handler, callback); Boolean wasItOk4 = futureTask4.get(10, TimeUnit.SECONDS); System.out.println("It was ok? " + wasItOk4); } finally { requestExecService.close(); } }