Example usage for javax.servlet ServletResponse getOutputStream

Introduction

In this page you can find the example usage for javax.servlet ServletResponse 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:com.loadtesting.showcase.springmvc.filter.PatternFilter.java

/**
 * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
 *///  w  w w .jav  a  2  s  . c  om
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    ExampleKpiCapturers caps = new ExampleKpiCapturers(request, PatternLayer.list());
    WebProfilingFormat webFormat;
    try {
        caps.startDefaultCapturer();

        CountingOutputStream cos = new CountingOutputStream(response.getOutputStream());
        chain.doFilter(request, response);
        webFormat = new WebProfilingFormat(request.getContentLength(), cos.getByteCount());
    } finally {
        caps.endDefaultCapturer();
    }

    sendReports(webFormat, caps);
}

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From source file:com.loadtesting.showcase.springmvc.filter.LoadTestFilter.java

/**
 * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
 *//*from  w w  w .  ja va 2s.  c om*/
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    ExampleKpiCapturers caps = new ExampleKpiCapturers(request, LoadTestLayer.list());
    WebProfilingFormat webFormat;
    try {
        caps.startDefaultCapturer();

        CountingOutputStream cos = new CountingOutputStream(response.getOutputStream());
        chain.doFilter(request, response);
        webFormat = new WebProfilingFormat(request.getContentLength(), cos.getByteCount());
    } finally {
        caps.endDefaultCapturer();
    }

    sendReports(webFormat, caps);
}

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From source file:jp.co.opentone.bsol.linkbinder.view.filter.UploadFileFilter.java

private void writeResponse(ServletRequest req, ServletResponse res, UploadFileFilterResult result)
        throws IOException {
    res.setContentType("text/plain;charset=" + req.getCharacterEncoding());
    OutputStream out = res.getOutputStream();
    out.write(JSON.encode(result).getBytes(req.getCharacterEncoding()));
}

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From source file:fr.putnami.pwt.plugin.ajaxbot.filter.AjaxPageFilter.java

@Override
public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest request = (HttpServletRequest) req;

    if (HttpMethod.GET.toString().equals(request.getMethod())
            && req.getParameter(QUERY_PARAM_ESCAPED_FRAGMENT) != null) {
        ByteStreams.copy(this.getHtmlStream(request), resp.getOutputStream());
    } else {/*from w w w . j a  va2 s .c  om*/
        chain.doFilter(req, resp);
    }
}

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From source file:org.apache.cxf.fediz.spring.web.FederationSignOutCleanupFilter.java

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

    String wa = request.getParameter(FederationConstants.PARAM_ACTION);
    if (FederationConstants.ACTION_SIGNOUT_CLEANUP.equals(wa)) {
        if (request instanceof HttpServletRequest) {
            ((HttpServletRequest) request).getSession().invalidate();
        }/*from ww w .  j a  v a 2  s.  c  o  m*/

        final ServletOutputStream responseOutputStream = response.getOutputStream();
        InputStream inputStream = this.getClass().getClassLoader().getResourceAsStream("logout.jpg");
        if (inputStream == null) {
            LOG.warn("Could not write logout.jpg");
            return;
        }
        int read = 0;
        byte[] buf = new byte[1024];
        while ((read = inputStream.read(buf)) != -1) {
            responseOutputStream.write(buf, 0, read);
        }
        inputStream.close();
        responseOutputStream.flush();
    } else {
        chain.doFilter(request, response);
    }
}

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From source file:se.inera.certificate.proxy.mappings.remote.RemoteDispatcher.java

private void sendResponseEntity(ServletResponse response, HttpEntity entity) throws IOException {
    // Entity can be null in case of 304 answer.
    if (entity != null) {
        Header contentType = entity.getContentType();

        if (contentType != null) {
            response.setContentType(contentType.getValue());
        }//w w  w  .j a v a  2 s .  c om
        copyLarge(entity.getContent(), response.getOutputStream());
    }
    response.getOutputStream().flush();
}

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From source file:com.dianping.phoenix.router.ResponseFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if (response instanceof HttpServletResponse && request instanceof HttpServletRequest) {
        HttpServletRequest hRequest = (HttpServletRequest) request;
        if (StringUtils.equalsIgnoreCase(SCRIPT_NAME, hRequest.getRequestURI())) {
            IOUtils.copy(this.getClass().getResourceAsStream(SCRIPT_NAME), response.getOutputStream());
            return;
        }//from  w  w w. j  a  v a  2 s .c  o m

        StatusAwareServletResponse statusAwareServletResponse = new StatusAwareServletResponse(
                (HttpServletResponse) response);

        chain.doFilter(request, statusAwareServletResponse);

        if (ACCEPTED_STATUS_CODE.contains(statusAwareServletResponse.getStatus())
                && (StringUtils.isBlank(statusAwareServletResponse.getContentType()) || ACCEPTED_CONTENT_TYPE
                        .contains(statusAwareServletResponse.getContentType().toLowerCase()))
                && hRequest.getHeader("x-requested-with") == null) {
            statusAwareServletResponse.getOutputStream().write(RESPONSE_APPEND_TEXT);
        }

    } else {
        chain.doFilter(request, response);
    }

}

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From source file:com.medlog.webservice.lifecycle.Security.java

private void sendProcessingError(Throwable t, ServletResponse response) {
    String stackTrace = getStackTrace(t);

    if (stackTrace != null && !stackTrace.equals("")) {
        try {//from w w  w.j  a  v  a  2 s. c  om
            response.setContentType("text/html");
            PrintStream ps = new PrintStream(response.getOutputStream());
            PrintWriter pw = new PrintWriter(ps);
            pw.print("<html>\n<head>\n<title>Error</title>\n</head>\n<body>\n"); //NOI18N

            // PENDING! Localize this for next official release
            pw.print("<h1>The resource did not process correctly</h1>\n<pre>\n");
            pw.print(stackTrace);
            pw.print("</pre></body>\n</html>"); //NOI18N
            pw.close();
            ps.close();
            response.getOutputStream().close();
        } catch (Exception ex) {
        }
    } else {
        try {
            PrintStream ps = new PrintStream(response.getOutputStream());
            t.printStackTrace(ps);
            ps.close();
            response.getOutputStream().close();
        } catch (Exception ex) {
        }
    }
}

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From source file:com.metamesh.opencms.rfs.RfsFileLoader.java

/**
 * @see org.opencms.loader.I_CmsResourceLoader#service(org.opencms.file.CmsObject, org.opencms.file.CmsResource, javax.servlet.ServletRequest, javax.servlet.ServletResponse)
 *///from  ww w . j a  v  a 2 s  .co m
public void service(CmsObject cms, CmsResource resource, ServletRequest req, ServletResponse res)
        throws CmsException, IOException {

    RfsFile rfsFile = (RfsFile) resource;
    FileInputStream fis = null;
    try {
        fis = new FileInputStream(rfsFile.getRfsPath());
        byte[] buffy = new byte[4096];
        int bytesRead;
        while ((bytesRead = fis.read(buffy)) >= 0) {
            res.getOutputStream().write(buffy, 0, bytesRead);
            res.getOutputStream().flush();
        }
    } finally {
        if (fis != null) {
            fis.close();
        }
    }
}

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