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.groupdocs.ui.Utils.java

public static int writeToResponse(InputStream input, ServletResponse response) {
    try {//from w w w .j  a v  a  2 s  . c  o m
        return Utils.copyStream(input, response.getOutputStream());
    } catch (IOException x) {
        throw new UncheckedIOException(x);
    }
}

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From source file:com.tek271.reverseProxy.servlet.ContentUtils.java

public static void copyBinary(HttpEntity entity, ServletResponse response) {
    try {/*  w  ww  .  j ava2 s  . c o  m*/
        InputStream content = entity.getContent();
        ServletOutputStream outputStream = response.getOutputStream();
        IOUtils.copy(content, outputStream);
    } catch (IOException e) {
        Throwables.propagate(e);
    }
}

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From source file:com.feilong.taglib.display.barcode.BarcodeServlet.java

/**
 * Encode./*w  w w  .  j a  va  2  s. c  o  m*/
 *
 * @param barcodeContentsAndConfig
 *            the barcode contents and config
 * @param response
 *            the response
 */
private static void render(BarcodeContentsAndConfig barcodeContentsAndConfig, ServletResponse response) {
    try {
        ServletOutputStream outputStream = response.getOutputStream();
        BarcodeEncodeUtil.encode(barcodeContentsAndConfig.getContents(), outputStream,
                barcodeContentsAndConfig.getBarcodeConfig());
    } catch (IOException e) {
        String message = Slf4jUtil.format("barcodeContentsAndConfig:{}",
                JsonUtil.format(barcodeContentsAndConfig));
        LOGGER.error(message, e);
        throw new UncheckedIOException(message, e);
    }
}

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From source file:com.meltmedia.cadmium.servlets.ErrorPageFilterSelectionTest.java

/**
 * Creates a filter chain that sends a 200 response.
 * /*from  w  w w. j av a2  s .c om*/
 * @param content the content to write to the res object.
 * @return a filter chain that simulates a 200 response.
 */
public static FilterChain successFilterChain(final String content) {
    return new FilterChain() {
        @Override
        public void doFilter(ServletRequest req, ServletResponse res) throws IOException, ServletException {
            HttpServletResponse httpRes = (HttpServletResponse) res;
            httpRes.setStatus(200);
            OutputStream out = null;
            InputStream in = null;
            try {
                out = res.getOutputStream();
                in = new ByteArrayInputStream(content.getBytes());
                IOUtils.copy(in, out);
            } finally {
                IOUtils.closeQuietly(out);
                IOUtils.closeQuietly(in);
            }
        }
    };
}

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From source file:net.javacrumbs.test.AbstractServlet.java

/**
 * Copies backend response to servlet response.
 *
 * @param response//  w  w w  .  ja  v a 2 s .  c  om
 * @param resp
 * @throws IOException
 */
protected void copyResultToResponse(HttpResponse response, ServletResponse resp) throws IOException {
    resp.setContentType(CONTENT_TYPE);
    final ServletOutputStream outputStream = resp.getOutputStream();
    response.getEntity().writeTo(outputStream);
}

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From source file:org.jasig.cas.web.LicenceFilter.java

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

    if (this.expiretime == 0l) {
        response.getOutputStream().println("License failed to load");
    } else if (this.expiretime <= new Date().getTime()) {
        response.getOutputStream().println("License has expired");
        return;//from   w ww. j a v  a  2  s.  com
    }
    chain.doFilter(request, response);
}

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From source file:net.sf.j2ep.responsehandlers.ResponseHandlerBase.java

/**
 * Writes the entire stream from the method to the response
 * stream./*from  w ww.jav  a  2  s .c  om*/
 * 
 * @param response Response to send data to
 * @throws IOException An IOException is thrown when we are having problems with reading the streams
 */
protected void sendStreamToClient(ServletResponse response) throws IOException {
    InputStream streamFromServer = method.getResponseBodyAsStream();
    OutputStream responseStream = response.getOutputStream();

    if (streamFromServer != null) {
        byte[] buffer = new byte[1024];
        int read = streamFromServer.read(buffer);
        while (read > 0) {
            responseStream.write(buffer, 0, read);
            read = streamFromServer.read(buffer);
        }
        streamFromServer.close();

    }
    responseStream.flush();
    responseStream.close();
}

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From source file:com.ibm.amc.feedback.FeedbackHandler.java

private void writeResponse(final ServletResponse response, final Queue<ActionStatusResponse> statuses) {
    try {/* w  ww . ja v  a2s .  c  om*/
        mapper.writeValue(response.getOutputStream(), statuses);
    } catch (Exception e) {
        logger.debug("writeResponse", "Exception writing response", e);
    }
}

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From source file:org.ventiv.webjars.requirejs.servlet.RequireJsConfigServlet.java

@Override
public void service(ServletRequest req, ServletResponse res) throws ServletException, IOException {
    if (res instanceof HttpServletResponse) {
        ((HttpServletResponse) res).setHeader("Content-Type", "application/javascript");
    }/*from   w w  w . j a  v  a2 s  .com*/

    res.getOutputStream().print("require.config(");
    if (prettyPrint)
        res.getOutputStream().print(mapper.writerWithDefaultPrettyPrinter()
                .writeValueAsString(requireJsConfigBuilder.buildConfig()));
    else
        res.getOutputStream().print(mapper.writeValueAsString(requireJsConfigBuilder.buildConfig()));
    res.getOutputStream().print(");\n\n");

    // Append our special loader
    res.getOutputStream().println("var scripts = document.getElementsByTagName('script');");
    res.getOutputStream().println("for (var i = 0; i < scripts.length; i++) {");
    res.getOutputStream().println("    var script = scripts[i];");
    res.getOutputStream().println("    var src = script.getAttribute('src');");
    res.getOutputStream().println("    var dataMain = script.getAttribute('data-main');");
    res.getOutputStream().println("    var dataApp = script.getAttribute('data-app');");
    res.getOutputStream().println("    var baseUrl = script.getAttribute('data-base-url');");
    res.getOutputStream().println("    if (baseUrl)");
    res.getOutputStream().println("        require.config({ baseUrl: baseUrl });\n");
    res.getOutputStream().println("    if (dataMain && dataApp && src.indexOf(\"require\") > -1) {");
    res.getOutputStream().println("        require([dataApp], function() {});");
    res.getOutputStream().println("    }");
    res.getOutputStream().println("}");
}

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From source file:edu.harvard.hms.dbmi.bd2k.i2b2proxy.filter.SessionFilter.java

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain fc)
        throws IOException, ServletException {

    String user = validateAuthorizationHeader((HttpServletRequest) req);

    if (user == null) {
        ((HttpServletResponse) res).setStatus(HttpServletResponse.SC_UNAUTHORIZED);
        res.getOutputStream().write("{\"message\":\"Session is not authorized\"}".getBytes());
        res.getOutputStream().close();//from   www . j  a v a2 s  .com
        return;
    }

    HttpSession session = ((HttpServletRequest) req).getSession();
    session.setAttribute("user", user);

    fc.doFilter(req, res);
}

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