Example usage for javax.servlet.http HttpServletResponse isCommitted

List of usage examples for javax.servlet.http HttpServletResponse isCommitted

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  3. javax
  4. javax.servlet.http.*
  5. HttpServletResponse
  6. isCommitted

Introduction

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

Prototype

public boolean isCommitted();

Source Link

Document

Returns a boolean indicating if the response has been committed.

Usage

From source file:org.sakaiproject.nakamura.importer.ImportSiteArchiveServlet.java

private void sendError(int errorCode, String message, Throwable exception, HttpServletResponse response) {
    if (!response.isCommitted()) {
        try {//from ww  w  .  j a  v a  2  s .  c  o m
            LOG.error(errorCode + ": " + message, exception);
            response.sendError(errorCode, message);
        } catch (IOException e) {
            throw new Error(e);
        }
    } else {
        LOG.error(errorCode + ": " + message, exception);
        throw new Error(message, exception);
    }
}

From source file:com.cognitivabrasil.repositorio.web.FileControllerTest.java

@Test
public void testGetThumbnail() throws IOException {

    HttpServletResponse response = new MockHttpServletResponse();
    HttpServletResponse response2 = new MockHttpServletResponse();
    FileController fileController = mockFiles();

    // proves response and response2 are not comitted yet.
    Assert.assertFalse(response.isCommitted());
    Assert.assertFalse(response2.isCommitted());

    // tests id = null. 
    fileController.getThumbnail(null, response);
    Assert.assertTrue(response.isCommitted());
    assertThat(HttpServletResponse.SC_NOT_FOUND, equalTo(response.getStatus()));

    // tests id = 1      
    Long id = 1L;/* ww w  .  j a v  a 2  s  .c  o  m*/

    //proves response2 is only commited after flushbuffer.
    Assert.assertFalse(response2.isCommitted());
    fileController.getThumbnail(id, response2);
    Assert.assertTrue(response2.isCommitted());
    assertThat(HttpServletResponse.SC_CREATED, equalTo(response2.getStatus()));

}

From source file:com.alfaariss.oa.helper.stylesheet.StyleSheetEngine.java

private void sendDefault(HttpServletRequest oRequest, HttpServletResponse oResponse) {
    try {// w ww  .  j  av a  2  s  .  c om
        if (!oResponse.isCommitted()) {
            if (_wurflManager != null && _sDefaultMobileLocation != null && isWirelessDevice(oRequest))
                oResponse.sendRedirect(_sDefaultMobileLocation);
            else
                oResponse.sendRedirect(_sDefaultLocation);
        } else
            _logger.debug("Could not send default response");
    } catch (Exception e) {
        _logger.warn("Internal error during sending the default response", e);
    }
}

From source file:au.org.ala.biocache.web.AbstractSecureController.java

/**
  * Returns true when the operation should be performed.
  * @param apiKey//from  w  w  w . j a va 2 s  .  co  m
  * @param response
  * @return
  * @throws Exception
  */
public boolean shouldPerformOperation(String apiKey, HttpServletResponse response, boolean checkReadOnly)
        throws Exception {
    if (checkReadOnly && Store.isReadOnly()) {
        response.sendError(HttpServletResponse.SC_CONFLICT, "Server is in read only mode.  Try again later.");
    } else if (apiKey == null || !isValidKey(apiKey)) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN, "An invalid API Key was provided.");
    }
    return !response.isCommitted();
}

From source file:com.cognitivabrasil.repositorio.web.FileControllerTest.java

@Test
public void testGetFile() throws IOException {

    com.cognitivabrasil.repositorio.data.entities.Files f3 = new Files();
    f3.setId(3);/*  w ww  . j  a  va 2 s  .c om*/
    f3.setName("testGet.txt");
    f3.setContentType("text");
    f3.setLocation("somewhere");

    HttpServletResponse response = new MockHttpServletResponse();
    HttpServletResponse response2 = new MockHttpServletResponse();
    FileController fileController = mockFiles();

    // proves response and response2 are not comitted yet.
    Assert.assertFalse(response.isCommitted());
    Assert.assertFalse(response2.isCommitted());

    int fileId = 3;
    when(fileService.get(fileId)).thenReturn(f3);

    // tests non-existent id.
    int id = 99;
    fileController.getFile(id, response);
    Assert.assertTrue(response.isCommitted());
    assertThat(HttpServletResponse.SC_GONE, equalTo(response.getStatus()));

    // tests valid id.  
    // Problem: how to make the getFile method avoid the f=null.
    id = 3;
    Assert.assertFalse(response2.isCommitted());
    fileController.getFile(id, response2);
    Assert.assertTrue(response2.isCommitted());
    assertThat(HttpServletResponse.SC_GONE, equalTo(response2.getStatus()));
    Assert.assertTrue(response2.isCommitted());

}

From source file:com.liferay.petra.doulos.servlet.DoulosServlet.java

protected void write(HttpServletResponse response, InputStream inputStream) throws IOException {

    OutputStream outputStream = null;

    try {/* w w  w  .j  a  v a  2s . c o  m*/
        response.setHeader("Cache-Control", "public");

        if (!response.isCommitted()) {
            outputStream = new BufferedOutputStream(response.getOutputStream());

            int c = inputStream.read();

            while (c != -1) {
                outputStream.write(c);

                c = inputStream.read();
            }
        }
    } finally {
        try {
            if (outputStream != null) {
                outputStream.flush();
            }
        } catch (Exception e) {
            if (_log.isWarnEnabled()) {
                _log.warn(e);
            }
        }

        try {
            if (outputStream != null) {
                outputStream.close();
            }
        } catch (Exception e) {
            if (_log.isWarnEnabled()) {
                _log.warn(e);
            }
        }

        try {
            if (inputStream != null) {
                inputStream.close();
            }
        } catch (Exception e) {
            if (_log.isWarnEnabled()) {
                _log.warn(e);
            }
        }
    }
}

From source file:org.b3log.latke.servlet.renderer.AbstractFreeMarkerRenderer.java

/**
 * Processes the specified FreeMarker template with the specified request, data model and response.
 * <p>/* w  w w . j av  a2  s .  c om*/
 * Puts the page response contents into cache with the key getting from request attribute specified by <i>page cache
 * key</i>.
 * </p>
 *
 * @param html     the specified HTML content
 * @param request  the specified request
 * @param response the specified response
 * @throws Exception exception
 */
protected void doRender(final String html, final HttpServletRequest request, final HttpServletResponse response)
        throws Exception {
    PrintWriter writer;
    try {
        writer = response.getWriter();
    } catch (final Exception e) {
        writer = new PrintWriter(response.getOutputStream());
    }

    try {
        if (response.isCommitted()) { // response has been sent redirect
            writer.flush();
            writer.close();

            return;
        }

        writer.write(html);
        writer.flush();
        writer.close();
    } catch (final Exception e) {
        LOGGER.log(Level.ERROR, "Writes pipe failed: " + e.getMessage());
    }
}

From source file:info.magnolia.cms.filters.VirtualUriFilter.java

@Override
public void doFilter(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    final AggregationState aggregationState = MgnlContext.getAggregationState();
    String targetUri = getURIMapping(aggregationState.getCurrentURI(), aggregationState.getQueryString());

    if (StringUtils.isEmpty(targetUri)) {
        chain.doFilter(request, response);
        return;/*from   www  .  j ava2 s.c o m*/
    }

    if (response.isCommitted()) {
        log.warn("Response is already committed, cannot apply virtual URI {} (original URI was {})", targetUri,
                request.getRequestURI());
        chain.doFilter(request, response);
        return;
    }

    if (RequestDispatchUtil.dispatch(targetUri, request, response)) {
        return;
    }

    aggregationState.setCurrentURI(targetUri);
    chain.doFilter(request, response);
}

From source file:org.eclipse.orion.server.authentication.formopenid.servlets.LoginFormServlet.java

@Override
protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    super.service(req, resp);
    if (!resp.isCommitted()) {
        List<OpendIdProviderDescription> openidProviders;
        String customOpenids = req.getAttribute(OPENIDS_PROPERTY) == null ? getConfiguredOpenIds()
                : (String) req.getAttribute(OPENIDS_PROPERTY);
        if (customOpenids == null || customOpenids.trim().length() == 0) {
            openidProviders = getDefaultOpenIdProviders();
        } else {//from  w ww. j  a va  2  s. co m
            try {
                openidProviders = getSupportedOpenIdProviders(customOpenids);
            } catch (JSONException e) {
                LogHelper.log(new Status(IStatus.ERROR, Activator.PI_FORMOPENID_SERVLETS,
                        "Cannot load openid list, JSON format expected", e)); //$NON-NLS-1$
                openidProviders = getDefaultOpenIdProviders();
            }
        }

        // redirection from FormAuthenticationService.setNotAuthenticated
        String versionString = req.getHeader("Orion-Version"); //$NON-NLS-1$
        Version version = versionString == null ? null : new Version(versionString);

        // TODO: This is a workaround for calls
        // that does not include the WebEclipse version header
        String xRequestedWith = req.getHeader("X-Requested-With"); //$NON-NLS-1$

        if (version == null && !"XMLHttpRequest".equals(xRequestedWith)) { //$NON-NLS-1$
            writeHtmlResponse(req, resp, openidProviders);
        } else {
            writeJavaScriptResponse(req, resp, openidProviders);
        }
    }
}

From source file:info.magnolia.cms.servlets.Spool.java

/**
 * All static resource requests are handled here.
 *
 * @param request  HttpServletRequest//from w ww .jav  a 2s.c  o m
 * @param response HttpServletResponse
 * @throws IOException for error in accessing the resource or the servlet output stream
 */
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
    File resource = new File(getServletContext().getRealPath(Path.getURI(request)));
    if (!resource.exists() || resource.isDirectory()) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
        return;
    }
    this.setResponseHeaders(resource, response);
    boolean success = this.spool(resource, response);
    if (!success && !response.isCommitted()) {
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
    }
}