Example usage for javax.servlet.http HttpServletRequest getInputStream

List of usage examples for javax.servlet.http HttpServletRequest getInputStream

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  4. javax.servlet.http.*
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  6. getInputStream

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getInputStream.

Prototype

public ServletInputStream getInputStream() throws IOException;

Source Link

Document

Retrieves the body of the request as binary data using a ServletInputStream .

Usage

From source file:com.faces.controller.VerifyController.java

@RequestMapping(value = "/snapshot")
public ModelAndView verifySnapshot(HttpServletRequest request, HttpServletResponse response) {
    mav = new ModelAndView();
    try {//from www .j  a  v a 2  s.  c  o  m
        long time = new Date().getTime();

        FileOutputStream fileOutputStream = new FileOutputStream(fileStoreURL + "/" + time + ".jpg");
        int res;
        while ((res = request.getInputStream().read()) != -1) {
            fileOutputStream.write(res);
        }
        fileOutputStream.close();

    } catch (Exception e) {
        e.printStackTrace();
    } finally {

    }
    return mav;
}

From source file:com.google.sampling.experiential.server.PubExperimentServlet.java

private void processJsonUpload(HttpServletRequest req, HttpServletResponse resp, String email)
        throws IOException {
    String postBodyString;//from   w  w w.  j  a v  a 2s.  c o m
    try {
        postBodyString = org.apache.commons.io.IOUtils.toString(req.getInputStream(), "UTF-8");
    } catch (IOException e) {
        log.info("IO Exception reading post data stream: " + e.getMessage());
        throw e;
    }
    if (postBodyString.equals("")) {
        throw new IllegalArgumentException("Empty Post body");
    }

    String appIdHeader = req.getHeader("http.useragent");
    String pacoVersion = req.getHeader("paco.version");
    log.info("Paco version = " + pacoVersion);

    String results = EventJsonUploadProcessor.create().processJsonEvents(postBodyString, email, appIdHeader,
            pacoVersion);
    resp.setContentType("application/json;charset=UTF-8");
    resp.getWriter().write(results);
}

From source file:com.ebay.pulsar.collector.servlet.IngestServlet.java

private String readRequest(HttpServletRequest request) {
    try {//from   w  ww.  ja v a  2  s .  co  m
        StringBuffer sb = new StringBuffer();
        if (request.getInputStream() != null) {
            request.getInputStream().reset();
            InputStreamReader isr = new UTF8InputStreamReaderWrapper(request.getInputStream());
            BufferedReader br = new BufferedReader(isr);
            String thisLine;
            while ((thisLine = br.readLine()) != null) {
                sb.append(thisLine);
            }
            br.close();
        }
        return sb.toString();
    } catch (Throwable ex) {
        return null;
    }
}

From source file:com.datatorrent.lib.io.HttpOutputOperatorTest.java

@Test
public void testHttpOutputNode() throws Exception {

    final List<String> receivedMessages = new ArrayList<String>();
    Handler handler = new AbstractHandler() {
        @Override/*from w  ww .jav a  2 s  . c o  m*/
        @Consumes({ MediaType.APPLICATION_JSON })
        public void handle(String string, Request rq, HttpServletRequest request, HttpServletResponse response)
                throws IOException, ServletException {
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            IOUtils.copy(request.getInputStream(), bos);
            receivedMessages.add(new String(bos.toByteArray()));
            response.setContentType("text/html");
            response.setStatus(HttpServletResponse.SC_OK);
            response.getWriter().println("<h1>Thanks</h1>");
            ((Request) request).setHandled(true);
            receivedMessage = true;
        }
    };

    Server server = new Server(0);
    server.setHandler(handler);
    server.start();

    String url = "http://localhost:" + server.getConnectors()[0].getLocalPort() + "/somecontext";
    System.out.println("url: " + url);

    HttpOutputOperator<Object> node = new HttpOutputOperator<Object>();
    node.setResourceURL(new URI(url));

    node.setup(null);

    Map<String, String> data = new HashMap<String, String>();
    data.put("somekey", "somevalue");
    node.input.process(data);

    // Wait till the message is received or a maximum timeout elapses
    int timeoutMillis = 10000;
    while (!receivedMessage && timeoutMillis > 0) {
        timeoutMillis -= 20;
        Thread.sleep(20);
    }

    Assert.assertEquals("number requests", 1, receivedMessages.size());
    System.out.println(receivedMessages.get(0));
    JSONObject json = new JSONObject(data);
    Assert.assertTrue("request body " + receivedMessages.get(0),
            receivedMessages.get(0).contains(json.toString()));

    receivedMessages.clear();
    String stringData = "stringData";
    node.input.process(stringData);
    Assert.assertEquals("number requests", 1, receivedMessages.size());
    Assert.assertEquals("request body " + receivedMessages.get(0), stringData, receivedMessages.get(0));

    node.teardown();
    server.stop();
}

From source file:com.datatorrent.lib.io.HttpLinesInputOperatorTest.java

@Test
public void testHttpInputModule() throws Exception {

    final List<String> receivedMessages = new ArrayList<String>();
    Handler handler = new AbstractHandler() {
        @Override//from   ww  w  .j av a  2s. c  o  m
        public void handle(String string, Request rq, HttpServletRequest request, HttpServletResponse response)
                throws IOException, ServletException {
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            IOUtils.copy(request.getInputStream(), bos);
            receivedMessages.add(new String(bos.toByteArray()));
            response.setContentType("text/plain");
            response.setStatus(HttpServletResponse.SC_OK);
            response.getOutputStream().println("Hello");
            response.getOutputStream().println("World,");
            response.getOutputStream().println("Big");
            response.getOutputStream().println("Data!");
            response.getOutputStream().flush();

            ((Request) request).setHandled(true);
        }

    };

    Server server = new Server(0);
    server.setHandler(handler);
    server.start();

    String url = "http://localhost:" + server.getConnectors()[0].getLocalPort() + "/somecontext";

    final HttpLinesInputOperator operator = new HttpLinesInputOperator();
    CollectorTestSink<String> sink = TestUtils.setSink(operator.outputPort, new CollectorTestSink<String>());
    operator.setUrl(new URI(url));

    operator.setup(null);
    operator.activate(null);

    int timeoutMillis = 3000;
    while (sink.collectedTuples.isEmpty() && timeoutMillis > 0) {
        operator.emitTuples();
        timeoutMillis -= 20;
        Thread.sleep(20);
    }

    Assert.assertTrue("tuple emitted", sink.collectedTuples.size() > 0);

    Assert.assertEquals("", sink.collectedTuples.get(0), "Hello");
    Assert.assertEquals("", sink.collectedTuples.get(1), "World,");
    Assert.assertEquals("", sink.collectedTuples.get(2), "Big");
    Assert.assertEquals("", sink.collectedTuples.get(3), "Data!");

    operator.deactivate();
    operator.teardown();
    server.stop();

}

From source file:com.google.acre.servlet.ProxyPassServlet.java

/**
 * Sets up the given {@link PostMethod} to send the same standard POST
 * data as was sent in the given {@link HttpServletRequest}
 * @param postMethodProxyRequest The {@link PostMethod} that we are
 *                                configuring to send a standard POST request
 * @param httpServletRequest The {@link HttpServletRequest} that contains
 *                            the POST data to be sent via the {@link PostMethod}
 *///  w  ww .  ja  v  a2s  .  co m
private void handleStandardPost(HttpPost postMethodProxyRequest, HttpServletRequest hsr) throws IOException {
    HttpEntity re = new InputStreamEntity(hsr.getInputStream(), hsr.getContentLength());
    postMethodProxyRequest.setEntity(re);
}

From source file:com.datatorrent.lib.io.HttpPostOutputOperatorTest.java

@Test
public void testHttpOutputNode() throws Exception {

    final List<String> receivedMessages = new ArrayList<String>();
    Handler handler = new AbstractHandler() {
        @Override/*ww w  .  java 2 s.c  om*/
        @Consumes({ MediaType.APPLICATION_JSON })
        public void handle(String string, Request rq, HttpServletRequest request, HttpServletResponse response)
                throws IOException, ServletException {
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            IOUtils.copy(request.getInputStream(), bos);
            receivedMessages.add(new String(bos.toByteArray()));
            response.setContentType("text/html");
            response.setStatus(HttpServletResponse.SC_OK);
            response.getWriter().println("<h1>Thanks</h1>");
            ((Request) request).setHandled(true);
            receivedMessage = true;
        }

    };

    Server server = new Server(0);
    server.setHandler(handler);
    server.start();

    String url = "http://localhost:" + server.getConnectors()[0].getLocalPort() + "/somecontext";

    HttpPostOutputOperator<Object> node = new HttpPostOutputOperator<Object>();
    node.setUrl(url);

    node.setup(null);

    Map<String, String> data = new HashMap<String, String>();
    data.put("somekey", "somevalue");
    node.input.process(data);

    // Wait till the message is received or a maximum timeout elapses
    int timeoutMillis = 10000;
    while (!receivedMessage && timeoutMillis > 0) {
        timeoutMillis -= 20;
        Thread.sleep(20);
    }

    Assert.assertEquals("number requests", 1, receivedMessages.size());
    JSONObject json = new JSONObject(data);
    Assert.assertTrue("request body " + receivedMessages.get(0),
            receivedMessages.get(0).contains(json.toString()));

    receivedMessages.clear();
    String stringData = "stringData";
    node.input.process(stringData);
    Assert.assertEquals("number requests", 1, receivedMessages.size());
    Assert.assertEquals("request body " + receivedMessages.get(0), stringData, receivedMessages.get(0));

    node.teardown();
    server.stop();
}

From source file:com.github.thesmartenergy.sparql.generate.api.Take.java

@GET
public Response doGet(@Context Request r, @Context HttpServletRequest request,
        @DefaultValue("") @QueryParam("accept") String accept) throws IOException {

    String message = IOUtils.toString(request.getInputStream());
    // if content encoding is not text-based, then use base64 encoding
    // use con.getContentEncoding() for this
    String dturi = "http://www.w3.org/2001/XMLSchema#string";
    String ct = request.getContentType();
    if (ct != null) {
        dturi = "urn:iana:mime:" + ct;
    }/* www .  ja  v  a2s. c o m*/

    String queryuri = request.getHeader("SPARGL-Query");
    String var = request.getHeader("SPARGL-Variable");
    HttpURLConnection con;
    String query = null;
    try {
        URL obj = new URL(queryuri);
        con = (HttpURLConnection) obj.openConnection();
        con.setRequestMethod("GET");
        con.setRequestProperty("Accept", "application/sparql-generate");
        con.setInstanceFollowRedirects(true);
        System.out.println("GET to " + queryuri + " returned " + con.getResponseCode());
        InputStream in = con.getInputStream();
        query = IOUtils.toString(in);
    } catch (IOException e) {
        return Response.status(Response.Status.BAD_REQUEST)
                .entity("Error while trying to access query at URI <" + queryuri + ">: " + e.getMessage())
                .build();
    }
    System.out.println("got query " + query);

    // parse the SPARQL-Generate query and create plan
    PlanFactory factory = new PlanFactory();

    Syntax syntax = SPARQLGenerate.SYNTAX;
    SPARQLGenerateQuery q = (SPARQLGenerateQuery) QueryFactory.create(query, syntax);
    if (q.getBaseURI() == null) {
        q.setBaseURI("http://example.org/");
    }
    RootPlan plan = factory.create(q);

    // create the initial model
    Model model = ModelFactory.createDefaultModel();

    QuerySolutionMap initialBinding = new QuerySolutionMap();
    TypeMapper typeMapper = TypeMapper.getInstance();
    RDFDatatype dt = typeMapper.getSafeTypeByName(dturi);
    Node arqLiteral = NodeFactory.createLiteral(message, dt);
    RDFNode jenaLiteral = model.asRDFNode(arqLiteral);
    initialBinding.add(var, jenaLiteral);

    // execute the plan
    plan.exec(initialBinding, model);

    System.out.println(accept);
    if (!accept.equals("text/turtle") && !accept.equals("application/rdf+xml")) {
        List<Variant> vs = Variant
                .mediaTypes(new MediaType("application", "rdf+xml"), new MediaType("text", "turtle")).build();
        Variant v = r.selectVariant(vs);
        accept = v.getMediaType().toString();
    }

    System.out.println(accept);
    StringWriter sw = new StringWriter();
    Response.ResponseBuilder res;
    if (accept.equals("application/rdf+xml")) {
        model.write(sw, "RDF/XML", "http://example.org/");
        res = Response.ok(sw.toString(), "application/rdf+xml");
        res.header("Content-Disposition", "filename= message.rdf;");
        return res.build();
    } else {
        model.write(sw, "TTL", "http://example.org/");
        res = Response.ok(sw.toString(), "text/turtle");
        res.header("Content-Disposition", "filename= message.ttl;");
        return res.build();
    }
}

From source file:com.jaspersoft.jasperserver.rest.services.RESTRole.java

@Override
protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServiceException {
    try {// w w w  . j a v a2s.  c  om
        WSRole role = restUtils.unmarshal(WSRole.class, req.getInputStream());
        role = restUtils.populateServiceObject(role);

        if (userAndRoleManagementService.findRoles(wsRoleToWSRoleSearchCriteria(role)).length == 0) {
            userAndRoleManagementService.putRole(role);
            restUtils.setStatusAndBody(HttpServletResponse.SC_CREATED, resp, "");
        } else {
            throw new IllegalArgumentException(
                    "can not create new role: " + role.getRoleName() + ". it already exists");
        }
    } catch (Exception e) {
        throw new ServiceException(HttpServletResponse.SC_BAD_REQUEST, e.getLocalizedMessage());
    }
}

From source file:com.collective.celos.servlet.RegisterServlet.java

protected void doPut(HttpServletRequest req, HttpServletResponse res) throws ServletException {
    try {//from  ww w .  j  a  v a  2 s  .  c  om
        BucketID bucket = getRequestBucketID(req);
        RegisterKey key = getRequestKey(req);
        JsonNode value = Util.JSON_READER
                .readTree(new InputStreamReader(req.getInputStream(), StandardCharsets.UTF_8));
        try (StateDatabaseConnection connection = getStateDatabase().openConnection()) {
            connection.putRegister(bucket, key, value);
        }
    } catch (Exception e) {
        throw new ServletException(e);
    }
}