Example usage for java.io Writer flush

Introduction

In this page you can find the example usage for java.io Writer flush.

Prototype

public abstract void flush() throws IOException;

Source Link

Document

Flushes the stream.

Usage

From source file:com.netxforge.oss2.config.PollerConfigFactory.java

/** {@inheritDoc} */
protected void saveXml(final String xml) throws IOException {
    if (xml != null) {
        getWriteLock().lock();/*from w  w  w .j av  a  2  s  . co  m*/
        try {
            final long timestamp = System.currentTimeMillis();
            final File cfgFile = ConfigFileConstants.getFile(ConfigFileConstants.POLLER_CONFIG_FILE_NAME);
            LogUtils.debugf(this, "saveXml: saving config file at %d: %s", timestamp, cfgFile.getPath());
            final Writer fileWriter = new OutputStreamWriter(new FileOutputStream(cfgFile), "UTF-8");
            fileWriter.write(xml);
            fileWriter.flush();
            fileWriter.close();
            LogUtils.debugf(this, "saveXml: finished saving config file: %s", cfgFile.getPath());
        } finally {
            getWriteLock().unlock();
        }
    }
}

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From source file:com.attask.api.StreamClient.java

private Object request(String path, Map<String, Object> params, Set<String> fields, String method)
        throws StreamClientException {
    HttpURLConnection conn = null;

    try {/*from www. j a  va  2s .  c  o m*/
        String query = "sessionID=" + sessionID + "&method=" + method;

        if (params != null) {
            for (String key : params.keySet()) {
                query += "&" + URLEncoder.encode(key, "UTF-8") + "="
                        + URLEncoder.encode(String.valueOf(params.get(key)), "UTF-8");
            }
        }

        if (fields != null) {
            query += "&fields=";
            for (String field : fields) {
                query += URLEncoder.encode(field, "UTF-8") + ",";
            }
            query = query.substring(0, query.lastIndexOf(","));
        }

        conn = createConnection(hostname + path, method);

        // Send request
        Writer out = new OutputStreamWriter(conn.getOutputStream());
        out.write(query);
        out.flush();
        out.close();

        // Read response
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        StringBuilder response = new StringBuilder();
        String line;

        while ((line = in.readLine()) != null) {
            response.append(line);
        }

        in.close();

        // Decode JSON
        JSONObject result = new JSONObject(response.toString());

        // Verify result
        if (result.has("error")) {
            throw new StreamClientException(result.getJSONObject("error").getString("message"));
        } else if (!result.has("data")) {
            throw new StreamClientException("Invalid response from server");
        }

        // Manage the session
        if (path.equals(PATH_LOGIN)) {
            sessionID = result.getJSONObject("data").getString("sessionID");
        } else if (path.equals(PATH_LOGOUT)) {
            sessionID = null;
        }

        return result.get("data");
    } catch (Exception e) {
        throw new StreamClientException(e);
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

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From source file:com.ewcms.publication.freemarker.directive.PropertyDirective.java

@Override
@SuppressWarnings("rawtypes")
public void execute(Environment env, Map params, TemplateModel[] loopVars, TemplateDirectiveBody body)
        throws TemplateException, IOException {

    String propertyName = getPropertyName(env, params);
    Object objectValue = getObjectValue(env, params);

    if (EmptyUtil.isNull(propertyName)) {
        logger.error("\"name\" parameter must set");
        throw new TemplateModelException("\"name\" parameter must set");
    }//from   w  ww  . j  a v  a2  s .c  o  m

    try {
        if (EmptyUtil.isArrayNotEmpty(loopVars)) {
            Object value = loopValue(objectValue, propertyName, env, params);
            if (EmptyUtil.isNotNull(value)) {
                loopVars[0] = env.getObjectWrapper().wrap(value);
                if (EmptyUtil.isNull(body)) {
                    logger.warn("body is empty");
                } else {
                    body.render(env.getOut());
                }
            }
        } else if (EmptyUtil.isNotNull(body)) {
            Object value = loopValue(objectValue, propertyName, env, params);
            if (EmptyUtil.isNotNull(value)) {
                FreemarkerUtil.setVariable(env, defaultLoop, value);
                body.render(env.getOut());
                FreemarkerUtil.removeVariable(env, defaultLoop);
            }
        } else {
            String outValue = constructOut(objectValue, propertyName, env, params);
            if (EmptyUtil.isNotNull(outValue)) {
                Writer out = env.getOut();
                out.write(outValue.toString());
                out.flush();
            }
        }
    } catch (NoSuchMethodException e) {
        Writer out = env.getOut();
        out.write(e.toString());
        out.flush();
        throw new TemplateModelException(e.getMessage());
    }
}

---

From source file:com.googlecode.jsfFlexPlugIn.parser.velocity.JsfFlexVelocityParser.java

public synchronized void mergeCollectionToTemplate(String template, Map<String, Object> contextInfo,
        Writer targetWriter, String fileMerged) {

    for (String currKey : contextInfo.keySet()) {
        _context.put(currKey, contextInfo.get(currKey));
    }//from ww  w . j av  a2  s.co m

    try {
        _velocityEngine.mergeTemplate(template, _context, targetWriter);
        targetWriter.flush();

    } catch (Exception exceptionWhileMerging) {
        throw new RuntimeException(exceptionWhileMerging);
    } finally {
        try {
            if (targetWriter != null) {
                targetWriter.close();
            }
        } catch (IOException closerException) {
            _log.debug("Error in closing the writer within mergeCollectionToTemplate", closerException);
        }
    }

    mergeCollectionToTemplateFinished(fileMerged);
}

---

From source file:com.cpjit.swagger4j.support.internal.DefaultApiViewWriter.java

@Deprecated
@Override/* ww w  .  ja v a 2 s  . c o  m*/
public void writeIndex(HttpServletRequest request, HttpServletResponse response, String lang, Properties props)
        throws IOException {
    Map<String, Object> root = new HashMap<String, Object>();
    root.put("lang", lang);
    String path = request.getContextPath();
    String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
            + path + "/";
    root.put("basePath", basePath);
    String host = request.getServerName() + ":" + request.getServerPort() + path;
    String suffix = props.getProperty("suffix");
    if (StringUtils.isBlank(suffix)) {
        suffix = "";
    }
    root.put("getApisUrl", "http://" + host + "/api" + suffix);
    root.put("apiDescription", props.getProperty("apiDescription"));
    root.put("apiTitle", props.getProperty("apiTitle"));
    root.put("apiVersion", props.getProperty("apiVersion"));
    root.put("suffix", suffix);
    Template template = FreemarkerUtils.getTemplate(getTemplateName());
    response.setContentType("text/html;charset=utf-8");
    Writer out = response.getWriter();
    try {
        template.process(root, out);
    } catch (TemplateException e) {
        throw new IOException(e);
    }
    out.flush();
    out.close();
}

---

From source file:io.lightlink.excel.StreamingExcelTransformer.java

public void doExport(InputStream template, OutputStream out, ExcelStreamVisitor visitor) throws IOException {
    try {// w  w  w.j  a  va 2  s  .  c  o  m
        ZipInputStream zipIn = new ZipInputStream(template);
        ZipOutputStream zipOut = new ZipOutputStream(out);

        ZipEntry entry;

        Map<String, byte[]> sheets = new HashMap<String, byte[]>();

        while ((entry = zipIn.getNextEntry()) != null) {

            String name = entry.getName();

            if (name.startsWith("xl/sharedStrings.xml")) {

                byte[] bytes = IOUtils.toByteArray(zipIn);
                zipOut.putNextEntry(new ZipEntry(name));
                zipOut.write(bytes);

                sharedStrings = processSharedStrings(bytes);

            } else if (name.startsWith("xl/worksheets/sheet")) {
                byte[] bytes = IOUtils.toByteArray(zipIn);
                sheets.put(name, bytes);
            } else if (name.equals("xl/calcChain.xml")) {
                // skip this file, let excel recreate it
            } else if (name.equals("xl/workbook.xml")) {
                zipOut.putNextEntry(new ZipEntry(name));

                SAXParserFactory factory = SAXParserFactory.newInstance();
                SAXParser saxParser = factory.newSAXParser();
                Writer writer = new OutputStreamWriter(zipOut, "UTF-8");

                byte[] bytes = IOUtils.toByteArray(zipIn);
                saxParser.parse(new ByteArrayInputStream(bytes), new WorkbookTemplateHandler(writer));

                writer.flush();
            } else {
                zipOut.putNextEntry(new ZipEntry(name));
                IOUtils.copy(zipIn, zipOut);
            }

        }

        for (Map.Entry<String, byte[]> sheetEntry : sheets.entrySet()) {
            String name = sheetEntry.getKey();

            byte[] bytes = sheetEntry.getValue();
            zipOut.putNextEntry(new ZipEntry(name));
            processSheet(bytes, zipOut, visitor);
        }

        zipIn.close();
        template.close();

        zipOut.close();
        out.close();
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException(e.toString(), e);
    }
}

---

From source file:org.hobsoft.symmetry.spring.SymmetryHttpMessageConverter.java

@Override
protected void writeInternal(T component, HttpOutputMessage outputMessage) throws IOException {
    OutputStream bodyStream = outputMessage.getBody();
    Charset charset = getCharset(outputMessage);
    Writer bodyWriter = new OutputStreamWriter(bodyStream, charset);

    try {/*from w w w  .ja  va2s .c  om*/
        reflector.reflect(component, bodyWriter);
    } catch (ReflectorException exception) {
        throw new HttpMessageNotWritableException("Error writing component", exception);
    }

    bodyWriter.flush();
}

---

From source file:com.oauth.servlet.AuthorizationCallbackServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    try {/*from ww  w. jav  a 2 s.c o  m*/
        System.err.println(req.getQueryString());
        System.err.println(req.getRequestURI());
        String token = null;
        String responseBody = null;
        if (req.getParameter("code") != null) {
            HttpClient httpclient = new DefaultHttpClient();
            String authCode = req.getParameter("code");
            ResponseHandler<String> responseHandler = new BasicResponseHandler();
            try {
                if (req.getRequestURI().indexOf("git") > 0) {
                    HttpGet httpget = new HttpGet(client.getAccessTokenUrl(authCode));

                    responseBody = httpclient.execute(httpget, responseHandler);
                    int accessTokenStartIndex = responseBody.indexOf("access_token=")
                            + "access_token=".length();
                    token = responseBody.substring(accessTokenStartIndex,
                            responseBody.indexOf("&", accessTokenStartIndex));

                } else if (req.getRequestURI().indexOf("isam") > 0) {
                    System.err.println(iSAMClient.getAccessTokenUrl());
                    HttpPost httpPost = new HttpPost(iSAMClient.getAccessTokenUrl());
                    httpPost.addHeader(HttpHeaders.CONTENT_TYPE, "application/x-www-form-urlencoded");

                    System.err.println("Post Params--------");
                    for (Iterator<NameValuePair> postParamIter = iSAMClient.getPostParams(authCode)
                            .iterator(); postParamIter.hasNext();) {
                        NameValuePair postParam = postParamIter.next();
                        System.err.println(postParam.getName() + "=" + postParam.getValue());
                    }
                    httpPost.setEntity(new UrlEncodedFormEntity(iSAMClient.getPostParams(authCode)));
                    System.err.println("Post Params--------");
                    responseBody = httpclient.execute(httpPost, responseHandler);
                    token = parseJsonString(responseBody);
                } else {
                    resp.sendError(HttpStatus.SC_FORBIDDEN);
                }
                System.err.println(responseBody);
                req.setAttribute("Response", responseBody);
            } catch (ClientProtocolException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } finally {
                httpclient.getConnectionManager().shutdown();
            }
            resp.sendRedirect("userDetails.jsp?token=" + token);
        } /*else if(req.getParameter("access_token") != null) {
           Writer w = resp.getWriter();
                    
            w.write("<html><body><center>");
            w.write("<h3>");
            w.write("User Code [" + req.getParameter("access_token") + "] has successfully logged in!");
            w.write("</h3>");
            w.write("</center></body></html>");
                    
            w.flush();
            w.close();   
          } */else {
            Writer w = resp.getWriter();

            w.write("<html><body><center>");
            w.write("<h3>");
            w.write("UNAUTHORIZED Access!");
            w.write("</h3>");
            w.write("</center></body></html>");

            w.flush();
            w.close();
        }

    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

---

From source file:ste.web.http.velocity.VelocityHandler.java

@Override
public void handle(HttpRequest request, HttpResponse response, HttpContext context)
        throws HttpException, IOException {
    String view = (String) context.getAttribute(ATTR_VIEW);
    if (view == null) {
        return;/*from  ww w.  j  a  v  a 2s .  c  om*/
    }

    view = getViewPath(request.getRequestLine().getUri(), view);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    Writer out = new OutputStreamWriter(baos);
    try {
        Template t = engine.getTemplate(view);
        t.merge(buildContext(request, (HttpSessionContext) context), out);
        out.flush();
    } catch (ResourceNotFoundException e) {
        response.setStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_NOT_FOUND, "View " + view + " not found.");
        return;
    } catch (ParseErrorException e) {
        throw new HttpException("Parse error evaluating " + view + ": " + e, e);
    } catch (MethodInvocationException e) {
        throw new HttpException("Method invocation error evaluating " + view + ": " + e, e);
    }

    BasicHttpEntity body = (BasicHttpEntity) response.getEntity();
    body.setContentLength(baos.size());
    body.setContent(new ByteArrayInputStream(baos.toByteArray()));
    if ((body.getContentType() == null) || StringUtils.isBlank(body.getContentType().getValue())) {
        body.setContentType(ContentType.TEXT_HTML.getMimeType());
    }
}

---

From source file:com.webguys.djinn.marid.util.BuiltinAnnotationProcessor.java

private void writeSourceFile(ST st) throws Exception {
    ErrorBuffer writeErrorBuffer = new ErrorBuffer();
    Writer writer = null;
    try {//from  w  w  w. j a v a2 s.  c o m
        writer = this.sourceFile.openWriter();

        st.write(new AutoIndentWriter(writer), writeErrorBuffer);
    } finally {
        if (null != writer) {
            writer.flush();
        }
        IOUtils.closeQuietly(writer);
    }

    if (!writeErrorBuffer.errors.isEmpty()) {
        throw new Exception(writeErrorBuffer.toString());
    }
}

---

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