Example usage for javax.servlet.http HttpServletResponse getWriter

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

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Introduction

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

Prototype

public PrintWriter getWriter() throws IOException;

Source Link

Document

Returns a PrintWriter object that can send character text to the client.

Usage

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {

    res.setContentType("text/html");
    PrintWriter out = res.getWriter();

    out.println("<HTML>");
    out.println("<HEAD><TITLE>Hello World</TITLE></HEAD>");
    out.println("<BODY>");
    out.println("<BIG>Hello World</BIG>");
    out.println("</BODY></HTML>");
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();

    if (req.getPathInfo() != null) {
        out.println("The file \"" + req.getPathInfo() + "\"");
        out.println("Is stored at \"" + req.getPathTranslated() + "\"");
    } else {/*from  w  ww.j  a va 2  s.  c  o m*/
        out.println("Path info is null, no file to lookup");
    }
}

From source file:com.xqdev.jam.MLJAM.java

private static void sendClientProblemResponse(HttpServletResponse res, String s) throws IOException {
    // Commenting out the status code because we want the client to eval the error() call
    //res.setStatus(HttpServletResponse.SC_BAD_REQUEST);
    if (s != null && s.length() > 4096) { // Cap super long errors
        s = s.substring(0, 2048) + " ...[trimmed]... " + s.substring(s.length() - 2048);
    }//from   w  w w  .  ja va  2  s. co m
    res.setContentType("x-marklogic/xquery; charset=UTF-8");
    Writer writer = res.getWriter();
    writer.write("error('" + escapeSingleQuotes(s) + "')");
    writer.flush();
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();
    res.setHeader("Content-Language", "es");

    Locale locale = new Locale("es", "");
    DateFormat fmt = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);
    fmt.setTimeZone(TimeZone.getDefault());

    out.println("En Espa\u00f1ol:");
    out.println("\u00a1Hola Mundo!");
    out.println(fmt.format(new Date()));
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {

    res.setContentType("text/html");
    PrintWriter out = res.getWriter();

    String name = req.getParameter("name");
    out.println("<HTML>");
    out.println("<HEAD><TITLE>Hello, " + name + "</TITLE></HEAD>");
    out.println("<BODY>");
    out.println("Hello, " + name);
    out.println("</BODY></HTML>");
}

From source file:org.akhikhl.examples.gretty.hellogretty.ExampleServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    PrintWriter out = response.getWriter();
    try {/*w w w.  j  a  v a  2s. c  o m*/
        out.println("<h1>Hello, world!" + (dataSource != null ? dataSource.getConnection() : "null") + "</h1>");
        out.flush();
    } catch (SQLException ex) {
        throw new ServletException(ex);
    } finally {
        out.close();
    }
}

From source file:com.google.caja.ancillary.servlet.UploadPage.java

static void doUpload(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    // Process the uploaded items
    List<ObjectConstructor> uploads = Lists.newArrayList();

    if (ServletFileUpload.isMultipartContent(req)) {
        // Create a factory for disk-based file items
        DiskFileItemFactory factory = new DiskFileItemFactory();

        int maxUploadSizeBytes = 1 << 18;
        factory.setSizeThreshold(maxUploadSizeBytes); // In-memory threshold
        factory.setRepository(new File("/dev/null")); // Do not store on disk
        ServletFileUpload upload = new ServletFileUpload(factory);
        upload.setSizeMax(maxUploadSizeBytes);

        writeHeader(resp);//from  w w w . j ava2  s.  c  om

        // Parse the request
        List<?> items;
        try {
            items = upload.parseRequest(req);
        } catch (FileUploadException ex) {
            ex.printStackTrace();
            resp.getWriter().write(Nodes.encode(ex.getMessage()));
            return;
        }

        for (Object fileItemObj : items) {
            FileItem item = (FileItem) fileItemObj; // Written for pre-generic java.
            if (!item.isFormField()) { // Then is a file
                FilePosition unk = FilePosition.UNKNOWN;
                String ct = item.getContentType();
                uploads.add((ObjectConstructor) QuasiBuilder.substV("({ i: @i, ip: @ip, it: @it? })", "i",
                        StringLiteral.valueOf(unk, item.getString()), "ip",
                        StringLiteral.valueOf(unk, item.getName()), "it",
                        ct != null ? StringLiteral.valueOf(unk, ct) : null));
            }
        }
    } else if (req.getParameter("url") != null) {
        List<URI> toFetch = Lists.newArrayList();
        boolean failed = false;
        for (String value : req.getParameterValues("url")) {
            try {
                toFetch.add(new URI(value));
            } catch (URISyntaxException ex) {
                if (!failed) {
                    failed = true;
                    resp.setStatus(500);
                    resp.setContentType("text/html;charset=UTF-8");
                }
                resp.getWriter().write("<p>Bad URI: " + Nodes.encode(ex.getMessage()));
            }
        }
        if (failed) {
            return;
        }
        writeHeader(resp);
        FilePosition unk = FilePosition.UNKNOWN;
        for (URI uri : toFetch) {
            try {
                Content c = UriFetcher.fetch(uri);
                if (c.isText()) {
                    uploads.add((ObjectConstructor) QuasiBuilder.substV("({ i: @i, ip: @ip, it: @it? })", "i",
                            StringLiteral.valueOf(unk, c.getText()), "ip",
                            StringLiteral.valueOf(unk, uri.toString()), "it",
                            StringLiteral.valueOf(unk, c.type.mimeType)));
                }
            } catch (IOException ex) {
                resp.getWriter()
                        .write("<p>" + Nodes.encode("Failed to fetch URI: " + uri + " : " + ex.getMessage()));
            }
        }
    } else {
        resp.setStatus(HttpServletResponse.SC_BAD_REQUEST);
        resp.getWriter().write("Content not multipart");
        return;
    }

    Expression notifyParent = (Expression) QuasiBuilder.substV(
            "window.parent.uploaded([@uploads*], window.name)", "uploads", new ParseTreeNodeContainer(uploads));
    StringBuilder jsBuf = new StringBuilder();
    RenderContext rc = new RenderContext(new JsMinimalPrinter(new Concatenator(jsBuf))).withEmbeddable(true);
    notifyParent.render(rc);
    rc.getOut().noMoreTokens();

    HtmlQuasiBuilder b = HtmlQuasiBuilder.getBuilder(DomParser.makeDocument(null, null));

    Writer out = resp.getWriter();
    out.write(Nodes.render(b.substV("<script>@js</script>", "js", jsBuf.toString())));
}

From source file:com.garrettwu.spring.view.soy.TemplateView.java

/** {@inheritDoc} */
@Override//from w ww  .  j  ava2s  .  c o  m
protected void renderMergedTemplateModel(Map<String, Object> model, HttpServletRequest request,
        HttpServletResponse response) throws Exception {
    mTemplateManager.render(mTemplateName, model, response.getWriter());
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/html");
    PrintWriter out = res.getWriter();

    int siteIndex = Math.abs(random.nextInt()) % sites.size();
    String site = (String) sites.elementAt(siteIndex);

    res.setStatus(res.SC_MOVED_TEMPORARILY);
    res.setHeader("Location", site);
}

From source file:MainServlets.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();
    count++;/*from   ww w  .jav a2  s  .c  o  m*/
    out.println("Since loading (and with a possible initialization");
    out.println("parameter figured in), this servlet has been accessed");
    out.println(count + " times.");
}