Example usage for javax.servlet.http HttpServletResponse getOutputStream

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse getOutputStream.

Prototype

public ServletOutputStream getOutputStream() throws IOException;

Source Link

Document

Returns a ServletOutputStream suitable for writing binary data in the response.

Usage

From source file:cherry.foundation.download.DownloadTemplateTest.java

private HttpServletResponse createMock() throws IOException {
    HttpServletResponse response = mock(HttpServletResponse.class);
    ServletOutputStream out = mock(ServletOutputStream.class);
    when(response.getOutputStream()).thenReturn(out);
    return response;
}

From source file:com.java2s.SendFilter.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws java.io.IOException, ServletException {

    //get the file name from the 'file' parameter
    String fileName = request.getParameter("file");
    if (fileName == null || fileName.equals(""))
        throw new ServletException("Invalid or non-existent file parameter in SendPdf component.");

    if (fileName.indexOf(".pdf") == -1)
        fileName = fileName + ".pdf";

    ServletOutputStream stream = null;// w  ww  .jav a2 s.c o m
    BufferedInputStream buf = null;
    HttpServletResponse httpResp = null;
    try {

        httpResp = (HttpServletResponse) response;
        stream = httpResp.getOutputStream();
        File pdf = new File(PDF_DIR + "/" + fileName);

        //set response headers
        httpResp.setContentType(PDF_CONTENT_TYPE);
        httpResp.addHeader("Content-Disposition", "attachment; filename=" + fileName);
        httpResp.setContentLength((int) pdf.length());

        FileInputStream input = new FileInputStream(pdf);
        buf = new BufferedInputStream(input);
        int readBytes = 0;
        //read from the file; write to the ServletOutputStream
        while ((readBytes = buf.read()) != -1)
            stream.write(readBytes);

    } catch (Exception ioe) {

        //  throw new ServletException(ioe.getMessage());
        System.out.println(ioe.getMessage());

    } finally {

        if (buf != null)
            buf.close();
        if (stream != null) {
            stream.flush();
            //stream.close();
        }

    } //end finally
    chain.doFilter(request, httpResp);
}

From source file:com.kelveden.rastajax.servlet.DefaultJsonServlet.java

private void writeRepresentationToResponse(JsonNode representation, HttpServletResponse httpResponse)
        throws IOException {

    httpResponse.setContentType("application/json; charset=utf8");

    final OutputStream outputStream = httpResponse.getOutputStream();

    outputStream.write(representation.toString().getBytes("UTF-8"));
    outputStream.flush();/*www  .  j av a 2 s .  c o  m*/
}

From source file:org.openmrs.module.odkconnector.web.controller.concept.AutocompleteConceptController.java

@RequestMapping(method = RequestMethod.GET)
public void search(final @RequestParam(required = true, value = "searchTerm") String searchTerm,
        final HttpServletResponse response) throws Exception {
    List<Concept> concepts = Context.getConceptService().getConceptsByName(searchTerm);
    OutputStream stream = response.getOutputStream();

    JsonFactory f = new JsonFactory();
    JsonGenerator g = f.createJsonGenerator(stream, JsonEncoding.UTF8);
    g.useDefaultPrettyPrinter();/*from w  ww  .  j  a  v  a  2s.  c o m*/

    g.writeStartObject();
    g.writeArrayFieldStart("elements");

    for (Concept concept : concepts) {
        g.writeStartObject();
        g.writeStringField("uuid", concept.getUuid());
        g.writeStringField("name", concept.getDisplayString());
        g.writeEndObject();
    }
    g.writeEndArray();
    g.writeEndObject();

    g.close();
}

From source file:org.jasig.portlet.calendar.mvc.EmptyView.java

@Override
protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request,
        HttpServletResponse response) throws Exception {
    JsonGenerator generator = objectMapper.getJsonFactory().createJsonGenerator(response.getOutputStream(),
            encoding);/*from  www.ja  v a  2  s  . c om*/
    generator.writeRaw("    ");
}

From source file:edu.caltechUcla.sselCassel.projects.jMarkets.server.network.ServletReceiver.java

/** Send the given reponse to the client waiting for the given HttpServletResponse */
protected void respond(HttpServletResponse r, Response res) {
    try {//from ww  w  .ja va 2  s . co m
        OutputStream out = r.getOutputStream();
        ObjectOutputStream outputToApplet = new ObjectOutputStream(out);
        outputToApplet.writeObject(res);

        outputToApplet.flush();
        outputToApplet.close();
    } catch (IOException e) {
        log.error("Failed to respond to request", e);
    }
}

From source file:ru.ttk.baloo.rest.security.oauth.Logout.java

@Override
public void onLogoutSuccess(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse,
        Authentication authentication) throws IOException, ServletException {

    this.removeAccess(httpServletRequest);
    httpServletResponse.getOutputStream().write(BYE_MESSAGE.getBytes());
}

From source file:org.apache.hadoop.gateway.dispatch.HttpClientDispatchTest.java

@Test
public void testJiraKnox58() throws URISyntaxException, IOException {

    URI uri = new URI("http://unreachable-host");
    BasicHttpParams params = new BasicHttpParams();

    HttpUriRequest outboundRequest = EasyMock.createNiceMock(HttpUriRequest.class);
    EasyMock.expect(outboundRequest.getMethod()).andReturn("GET").anyTimes();
    EasyMock.expect(outboundRequest.getURI()).andReturn(uri).anyTimes();
    EasyMock.expect(outboundRequest.getParams()).andReturn(params).anyTimes();

    HttpServletRequest inboundRequest = EasyMock.createNiceMock(HttpServletRequest.class);

    HttpServletResponse outboundResponse = EasyMock.createNiceMock(HttpServletResponse.class);
    EasyMock.expect(outboundResponse.getOutputStream()).andAnswer(new IAnswer<ServletOutputStream>() {
        @Override/*from  w ww . ja  va 2  s .c om*/
        public ServletOutputStream answer() throws Throwable {
            return new ServletOutputStream() {
                @Override
                public void write(int b) throws IOException {
                    throw new IOException("unreachable-host");
                }
            };
        }
    });

    EasyMock.replay(outboundRequest, inboundRequest, outboundResponse);

    HttpClientDispatch dispatch = new HttpClientDispatch();
    try {
        dispatch.executeRequest(outboundRequest, inboundRequest, outboundResponse);
        fail("Should have thrown IOException");
    } catch (IOException e) {
        assertThat(e.getMessage(), not(containsString("unreachable-host")));
        assertThat(e, not(instanceOf(UnknownHostException.class)));
        assertThat("Message needs meaningful content.", e.getMessage().trim().length(), greaterThan(12));
    }
}

From source file:org.apache.servicemix.http.endpoints.SerializedMarshaler.java

public void sendOut(MessageExchange exchange, NormalizedMessage outMsg, HttpServletRequest request,
        HttpServletResponse response) throws Exception {
    if (outMsg.getContent() != null) {
        unmarshal(response.getOutputStream(), outMsg.getContent());
    }//from  w  w  w.  j a  va2s  .  c  o m
}

From source file:edu.usu.sdl.opencatalog.web.action.BaseAction.java

protected Resolution formLoadResults(final JsonFormLoad data) {
    return new StreamingResolution(MediaType.APPLICATION_JSON) {

        @Override/*from  w ww .  java2s  .  c o  m*/
        protected void stream(HttpServletResponse response) throws Exception {
            objectMapper.writeValue(response.getOutputStream(), data);
        }
    };
}