Example usage for java.io Writer toString

List of usage examples for java.io Writer toString

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Introduction

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

Prototype

public String toString()

Source Link

Document

Returns a string representation of the object.

Usage

From source file:org.apache.hadoop.yarn.logaggregation.TestAggregatedLogFormat.java

private void testReadAcontainerLog(boolean logUploadedTime) throws Exception {
    Configuration conf = new Configuration();
    UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
    File workDir = new File(testWorkDir, "testReadAcontainerLogs1");
    Path remoteAppLogFile = new Path(workDir.getAbsolutePath(), "aggregatedLogFile");
    Path srcFileRoot = new Path(workDir.getAbsolutePath(), "srcFiles");
    Path srcFileUser = new Path(srcFileRoot, ugi.getShortUserName());
    ContainerId testContainerId = TestContainerId.newContainerId(1, 1, 1, 1);
    Path t = new Path(srcFileUser, testContainerId.getApplicationAttemptId().getApplicationId().toString());
    Path srcFilePath = new Path(t, testContainerId.toString());

    int numChars = 80000;

    // create a sub-folder under srcFilePath
    // and create file logs in this sub-folder.
    // We only aggregate top level files.
    // So, this log file should be ignored.
    Path subDir = new Path(srcFilePath, "subDir");
    fs.mkdirs(subDir);//from ww w.  j  ava  2s  .c  o  m
    writeSrcFile(subDir, "logs", numChars);

    // create file stderr and stdout in containerLogDir
    writeSrcFile(srcFilePath, "stderr", numChars);
    writeSrcFile(srcFilePath, "stdout", numChars);

    try (LogWriter logWriter = new LogWriter()) {
        logWriter.initialize(conf, remoteAppLogFile, ugi);
        LogKey logKey = new LogKey(testContainerId);
        LogValue logValue = new LogValue(Collections.singletonList(srcFileRoot.toString()), testContainerId,
                ugi.getShortUserName(), ugi.getShortUserName());

        // When we try to open FileInputStream for stderr, it will throw out an
        // IOException. Skip the log aggregation for stderr.
        LogValue spyLogValue = spy(logValue);
        File errorFile = new File((new Path(srcFilePath, "stderr")).toString());
        doThrow(new IOException("Mock can not open FileInputStream")).when(spyLogValue)
                .secureOpenFile(errorFile);

        logWriter.append(logKey, spyLogValue);
    }

    // make sure permission are correct on the file
    FileStatus fsStatus = fs.getFileStatus(remoteAppLogFile);
    Assert.assertEquals("permissions on log aggregation file are wrong",
            FsPermission.createImmutable((short) 0640), fsStatus.getPermission());

    LogReader logReader = new LogReader(conf, remoteAppLogFile);
    LogKey rLogKey = new LogKey();
    DataInputStream dis = logReader.next(rLogKey);
    Writer writer = new StringWriter();

    if (logUploadedTime) {
        LogReader.readAcontainerLogs(dis, writer, System.currentTimeMillis());
    } else {
        LogReader.readAcontainerLogs(dis, writer);
    }

    // We should only do the log aggregation for stdout.
    // Since we could not open the fileInputStream for stderr, this file is not
    // aggregated.
    String s = writer.toString();
    int expectedLength = "LogType:stdout".length()
            + (logUploadedTime ? ("\nLog Upload Time:" + Times.format(System.currentTimeMillis())).length() : 0)
            + ("\nLogLength:" + numChars).length() + "\nLog Contents:\n".length() + numChars + "\n".length()
            + "End of LogType:stdout\n".length();
    Assert.assertTrue("LogType not matched", s.contains("LogType:stdout"));
    Assert.assertTrue("log file:stderr should not be aggregated.", !s.contains("LogType:stderr"));
    Assert.assertTrue("log file:logs should not be aggregated.", !s.contains("LogType:logs"));
    Assert.assertTrue("LogLength not matched", s.contains("LogLength:" + numChars));
    Assert.assertTrue("Log Contents not matched", s.contains("Log Contents"));

    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < numChars; i++) {
        sb.append(filler);
    }
    String expectedContent = sb.toString();
    Assert.assertTrue("Log content incorrect", s.contains(expectedContent));

    Assert.assertEquals(expectedLength, s.length());
}

From source file:net.cloudkit.enterprises.infrastructure.utilities.FreemarkerHelper.java

/**
 * Process Template/*from  ww  w  .  j ava2  s .c  om*/
 *
 * @param templateName
 * @param model
 * @param writer
 * @return
 */
public static String process(String templateName, Map<String, ?> model, Writer writer) {

    /*
    // Where you initialize the cfg *singleton* (happens just once in the application life-cycle):
    cfg = new Configuration(Configuration.VERSION_2_3_22);
    ...
    cfg.setObjectWrapper(new MyAppObjectWrapper(cfg.getIncompatibleImprovements()));
    */

    Configuration cfg = null;
    ApplicationContext localApplicationContext = SpringHelper.getApplicationContext();
    if (localApplicationContext != null) {
        FreeMarkerConfigurer freeMarkerConfigurer = (FreeMarkerConfigurer) SpringHelper
                .getBean("freeMarkerConfigurer", FreeMarkerConfigurer.class);
        if (freeMarkerConfigurer != null) {
            cfg = freeMarkerConfigurer.getConfiguration();
        }
    }
    try {
        // cfg.setDirectoryForTemplateLoading(new File(filePath));
        cfg.setObjectWrapper(new BeansWrapper(Configuration.VERSION_2_3_22));
        Template template = cfg.getTemplate(templateName);
        // template.setEncoding("UTF-8");
        template.process(model, writer);
        // new Template("template", new StringReader(template), cfg).process(model, writer);
    } catch (TemplateException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        logger.error(e.getMessage());
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        logger.error(e.getMessage());
    }
    return writer.toString();
}

From source file:ddf.security.pdp.xacml.processor.BalanaPdp.java

/**
 * Marshalls the XACML request to a string.
 * /* ww  w .  j a v  a2s.  com*/
 * @param xacmlRequestType
 *            The XACML request to marshal.
 * @return A string representation of the XACML request.
 */
private String marshal(RequestType xacmlRequestType) throws PdpException {
    ObjectFactory objectFactory = new ObjectFactory();
    Writer writer = new StringWriter();
    JAXBElement<RequestType> xacmlRequestTypeElement = objectFactory.createRequest(xacmlRequestType);

    Marshaller marshaller = null;
    String xacmlRequest = null;

    try {
        marshaller = jaxbContext.createMarshaller();
        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
        marshaller.marshal(xacmlRequestTypeElement, writer);

        xacmlRequest = writer.toString();
    } catch (JAXBException e) {
        String message = "Unable to marshal XACML request.";
        LOGGER.error(message);
        throw new PdpException(message, e);
    }

    LOGGER.debug("\nXACML 3.0 Request:\n{}", xacmlRequest);

    return xacmlRequest;
}

From source file:org.apache.ambari.server.orm.helpers.dbms.GenericDbmsHelper.java

@Override
public String getDropFKConstraintStatement(String tableName, String constraintName) {
    Writer writer = new StringWriter();

    ForeignKeyConstraint foreignKeyConstraint = new ForeignKeyConstraint();
    foreignKeyConstraint.setName(constraintName);
    foreignKeyConstraint.setTargetTable(tableName);

    TableDefinition tableDefinition = new TableDefinition();
    tableDefinition.setName(tableName);/*from  ww  w  .  j  a va 2  s .co  m*/
    tableDefinition.buildConstraintDeletionWriter(createStubAbstractSessionFromPlatform(databasePlatform),
            foreignKeyConstraint, writer);

    return writer.toString();
}

From source file:org.bedework.notifier.outbound.email.EmailAdaptor.java

private List<TemplateResult> applyTemplates(final Action action) throws NoteException {
    final Note note = action.getNote();
    final NotificationType nt = note.getNotification();
    final EmailSubscription sub = EmailSubscription.rewrap(action.getSub());

    List<TemplateResult> results = new ArrayList<TemplateResult>();
    try {//www .j ava  2 s .  co m
        String prefix = nt.getParsed().getDocumentElement().getPrefix();

        if (prefix == null) {
            prefix = "default";
        }

        final String abstractPath = Util.buildPath(false, Note.DeliveryMethod.email.toString(), "/", prefix,
                "/", nt.getNotification().getElementName().getLocalPart());

        File templateDir = new File(Util.buildPath(false, globalConfig.getTemplatesPath(), "/", abstractPath));
        if (templateDir.isDirectory()) {

            Map<String, Object> root = new HashMap<String, Object>();
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            factory.setNamespaceAware(true);
            DocumentBuilder builder = factory.newDocumentBuilder();
            Document doc = builder.parse(new InputSource(new StringReader(nt.toXml(true))));
            Element el = doc.getDocumentElement();
            NodeModel.simplify(el);
            NodeModel.useJaxenXPathSupport();
            root.put("notification", el);

            HashSet<String> recipients = new HashSet<String>();
            for (String email : sub.getEmails()) {
                recipients.add(MAILTO + email);
            }
            root.put("recipients", recipients);

            if (globalConfig.getCardDAVHost() != null && globalConfig.getCardDAVPort() != 0
                    && globalConfig.getCardDAVContextPath() != null) {
                HashMap<String, Object> vcards = new HashMap<String, Object>();
                BasicHttpClient client;
                try {
                    ArrayList<Header> hdrs = new ArrayList<Header>();
                    BasicHeader h = new BasicHeader(HEADER_ACCEPT, globalConfig.getVCardContentType());
                    hdrs.add(h);

                    client = new BasicHttpClient(globalConfig.getCardDAVHost(), globalConfig.getCardDAVPort(),
                            null, 15 * 1000);

                    XPathExpression exp = xPath.compile("//*[local-name() = 'href']");
                    NodeList nl = (NodeList) exp.evaluate(doc, XPathConstants.NODESET);

                    HashSet<String> vcardLookups = new HashSet<String>();
                    for (int i = 0; i < nl.getLength(); i++) {
                        Node n = nl.item(i);
                        String text = n.getTextContent();

                        text = pMailto.matcher(text).replaceFirst(MAILTO);
                        if (text.startsWith(MAILTO)
                                || text.startsWith(globalConfig.getCardDAVPrincipalsPath())) {
                            vcardLookups.add(text);
                        }
                    }

                    // Get vCards for recipients too. They may not be referenced in the notification.
                    vcardLookups.addAll(recipients);

                    for (String lookup : vcardLookups) {
                        String path = Util.buildPath(false,
                                globalConfig.getCardDAVContextPath() + "/" + lookup.replace(':', '/'));

                        final InputStream is = client.get(path + VCARD_SUFFIX, "application/text", hdrs);
                        if (is != null) {
                            ObjectMapper om = new ObjectMapper();
                            @SuppressWarnings("unchecked")
                            ArrayList<Object> hm = om.readValue(is, ArrayList.class);
                            vcards.put(lookup, hm);
                        }
                    }
                    root.put("vcards", vcards);
                } catch (final Throwable t) {
                    error(t);
                }
            }

            if (nt.getNotification() instanceof ResourceChangeType) {
                ResourceChangeType chg = (ResourceChangeType) nt.getNotification();
                BedeworkConnectorConfig cfg = ((BedeworkConnector) action.getConn()).getConnectorConfig();
                BasicHttpClient cl = getClient(cfg);
                List<Header> hdrs = getHeaders(cfg, new BedeworkSubscription(action.getSub()));

                String href = null;
                if (chg.getCreated() != null) {
                    href = chg.getCreated().getHref();
                } else if (chg.getDeleted() != null) {
                    href = chg.getDeleted().getHref();
                } else if (chg.getUpdated() != null && chg.getUpdated().size() > 0) {
                    href = chg.getUpdated().get(0).getHref();
                }

                if (href != null) {
                    if (chg.getDeleted() == null) {
                        // We only have an event for the templates on a create or update, not on delete.
                        ObjectMapper om = new ObjectMapper();
                        final InputStream is = cl.get(cfg.getSystemUrl() + href, null, hdrs);
                        JsonNode a = om.readValue(is, JsonNode.class);

                        // Check for a recurrence ID on this notification.
                        XPathExpression exp = xPath.compile("//*[local-name() = 'recurrenceid']/text()");
                        String rid = exp.evaluate(doc);
                        if (rid != null && !rid.isEmpty()) {
                            Calendar rcal = Calendar.getInstance();
                            recurIdFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
                            rcal.setTime(recurIdFormat.parse(rid));

                            // Find the matching recurrence ID in the JSON, and make that the only vevent object.
                            Calendar c = Calendar.getInstance();
                            ArrayNode vevents = (ArrayNode) a.get(2);
                            for (JsonNode vevent : vevents) {
                                if (vevent.size() > 1 && vevent.get(1).size() > 1) {
                                    JsonNode n = vevent.get(1).get(0);
                                    if (n.get(0).asText().equals("recurrence-id")) {
                                        if (n.get(1).size() > 0 && n.get(1).get("tzid") != null) {
                                            jsonIdFormatTZ.setTimeZone(
                                                    TimeZone.getTimeZone(n.get(1).get("tzid").asText()));
                                            c.setTime(jsonIdFormatTZ.parse(n.get(3).asText()));
                                        } else {
                                            jsonIdFormatUTC.setTimeZone(TimeZone.getTimeZone("UTC"));
                                            c.setTime(jsonIdFormatUTC.parse(n.get(3).asText()));
                                        }
                                        if (rcal.compareTo(c) == 0) {
                                            vevents.removeAll();
                                            vevents.add(vevent);
                                            break;
                                        }
                                    }
                                }
                            }
                        }

                        root.put("vevent", (ArrayList<Object>) om.convertValue(a, ArrayList.class));
                    }

                    // TODO: Provide some calendar information to the templates. This is currently the publisher's
                    // calendar, but needs to be fixed to be the subscriber's calendar.
                    String chref = href.substring(0, href.lastIndexOf("/"));
                    hdrs.add(new BasicHeader(HEADER_DEPTH, "0"));
                    int rc = cl.sendRequest("PROPFIND", cfg.getSystemUrl() + chref, hdrs, "text/xml",
                            CALENDAR_PROPFIND.length(), CALENDAR_PROPFIND.getBytes());
                    if (rc == HttpServletResponse.SC_OK || rc == SC_MULTISTATUS) {
                        Document d = builder.parse(new InputSource(cl.getResponseBodyAsStream()));
                        HashMap<String, String> hm = new HashMap<String, String>();
                        XPathExpression exp = xPath.compile("//*[local-name() = 'href']/text()");
                        hm.put("href", exp.evaluate(d));
                        exp = xPath.compile("//*[local-name() = 'displayname']/text()");
                        hm.put("name", (String) exp.evaluate(d));
                        exp = xPath.compile("//*[local-name() = 'calendar-description']/text()");
                        hm.put("description", (String) exp.evaluate(d));
                        root.put("calendar", hm);
                    }
                }
            }

            if (note.getExtraValues() != null) {
                root.putAll(note.getExtraValues());
            }

            DefaultObjectWrapper wrapper = new DefaultObjectWrapperBuilder(
                    Configuration.DEFAULT_INCOMPATIBLE_IMPROVEMENTS).build();
            root.put("timezone", (TemplateHashModel) wrapper.getStaticModels().get("java.util.TimeZone"));

            // Sort files so the user can control the order of content types/body parts of the email by template file name.
            File[] templates = templateDir.listFiles(templateFilter);
            Arrays.sort(templates);
            for (File f : templates) {
                Template template = fmConfig.getTemplate(Util.buildPath(false, abstractPath, "/", f.getName()));
                Writer out = new StringWriter();
                Environment env = template.createProcessingEnvironment(root, out);
                env.process();

                TemplateResult r = new TemplateResult(f.getName(), out.toString(), env);
                if (!r.getBooleanVariable("skip")) {
                    results.add(new TemplateResult(f.getName(), out.toString(), env));
                }
            }
        }
    } catch (final Throwable t) {
        throw new NoteException(t);
    }
    return results;
}

From source file:gtu.youtube.JavaYoutubeVideoUrlHandler.java

private String getStringFromInputStream(String encoding, InputStream instream)
        throws UnsupportedEncodingException, IOException {
    Writer writer = new StringWriter();
    char[] buffer = new char[1024];
    try {/*from   www .  java 2  s  .c  o  m*/
        Reader reader = new BufferedReader(new InputStreamReader(instream, encoding));
        int n;
        while ((n = reader.read(buffer)) != -1) {
            writer.write(buffer, 0, n);
        }
    } finally {
        instream.close();
    }
    String result = writer.toString();
    return result;
}

From source file:io.datalayer.conf.IniConfigurationTest.java

/**
 * Test of save method, of class {@link INIConfiguration}.
 *//*from   www  .j  a va 2s .c  o  m*/
@Test
public void testSave() throws Exception {
    Writer writer = new StringWriter();
    INIConfiguration instance = new INIConfiguration();
    instance.addProperty("section1.var1", "foo");
    instance.addProperty("section1.var2", "451");
    instance.addProperty("section2.var1", "123.45");
    instance.addProperty("section2.var2", "bar");
    instance.addProperty("section3.var1", "true");
    instance.addProperty("section3.interpolated", "${section3.var1}");
    instance.addProperty("section3.multi", "foo");
    instance.addProperty("section3.multi", "bar");
    instance.save(writer);

    assertEquals("Wrong content of ini file", INI_DATA, writer.toString());
}

From source file:edu.ku.brc.specify.tasks.services.CollectingEventLocalityKMLGenerator.java

private String XMLtoString(Element el) {
    OutputFormat format = OutputFormat.createPrettyPrint();
    Writer writer = new StringWriter();
    try {/*from   w w  w. j a  v a 2s .c o m*/
        new XMLWriter(writer, format).write(el);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return writer.toString();
}

From source file:ninja.ResultTest.java

@Test
public void testRenderRaw() throws Exception {

    String stringToRender = "{\"user\" : \"john@woo.com\"}";

    // Construct a new result via Results.
    Result result = Results.json().renderRaw(stringToRender);

    // Setup some stuff to catch the output that gets written to the
    // output stream.
    Writer writer = new StringWriter();
    when(context.finalizeHeaders(result)).thenReturn(responseStreams);
    when(responseStreams.getWriter()).thenReturn(writer);

    Renderable renderable = (Renderable) result.getRenderable();

    // Now issue a "render": 
    renderable.render(context, result);/*from   w w w. j  a  v  a 2  s.  co  m*/

    // make sure we called the finalizeHeaders
    verify(context).finalizeHeaders(result);

    // make sure we did render the string to the OutputStream.
    assertEquals(writer.toString(), stringToRender);

    // also make sure the content type is set correctly.
    assertEquals(Result.APPLICATON_JSON, result.getContentType());

}

From source file:it.infn.ct.aleph_portlet.java

public static String convertStreamToString(InputStream is) throws IOException {
    if (is != null) {
        Writer writer = new StringWriter();
        char[] buffer = new char[1024];
        try {/*from w w w.  j  a  v  a  2  s .c o  m*/
            Reader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
            int n;
            while ((n = reader.read(buffer)) != -1) {
                writer.write(buffer, 0, n);

            }
        } finally {
            is.close();
        }
        return writer.toString();
    } else {
        return "";
    }
}