Example usage for java.io StringWriter getBuffer

List of usage examples for java.io StringWriter getBuffer

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Introduction

In this page you can find the example usage for java.io StringWriter getBuffer.

Prototype

public StringBuffer getBuffer()

Source Link

Document

Return the string buffer itself.

Usage

From source file:org.posterita.core.AbstractChart.java

public String getImageMap(String imageMapName) throws OperationException {
    try {/*www . j av  a2  s .  c  om*/
        StringWriter stringWriter = new StringWriter();
        PrintWriter printWriter = new PrintWriter(stringWriter);
        ChartUtilities.writeImageMap(printWriter, imageMapName, renderingInfo, false);
        printWriter.flush();

        String imageMap = stringWriter.getBuffer().toString();
        return imageMap;
    } catch (IOException e) {
        throw new OperationException("Problem occured while writing imagemap", e);
    }
}

From source file:com.mnxfst.stream.pipeline.element.script.ScriptEvaluatorPipelineElementTest.java

/**
 * This is not a test case but more a kind of a sandbox for fiddling around with the script engine
 *///from  w ww.j a v  a 2s .c o  m
@Test
public void testEvaluateScriptWithReturn() throws Exception {

    ScriptEngineManager factory = new ScriptEngineManager();
    ScriptEngine engine = factory.getEngineByName("JavaScript");
    StringWriter writer = new StringWriter();
    PrintWriter pw = new PrintWriter(writer, true);
    engine.getContext().setWriter(pw);

    engine.eval(new FileReader("/home/mnxfst/git/stream-analyzer/src/main/resources/spahql.js"));

    String script = "var result0 = '1';var result1 = '2';";
    engine.eval(script);
    StringBuffer sb = writer.getBuffer();
    System.out.println("StringBuffer contains: " + sb + " - " + engine.get("test"));
    System.out.println(engine.get("content"));

    for (int i = 0; i < Integer.MAX_VALUE; i++) {
        String content = (String) engine.get("result" + i);
        if (StringUtils.isBlank(content))
            break;
        System.out.println(content);
    }

    ObjectMapper mapper = new ObjectMapper();
    StreamEventMessage message = new StreamEventMessage();
    message.setIdentifier("test-id");
    message.setOrigin("test-origin");
    message.setTimestamp("2014-03-05");
    message.setEvent("10");
    //      message.addCustomAttribute("test-key-1", "3");
    //      message.addCustomAttribute("test-key-2", "value-1");
    //      message.addCustomAttribute("test-key-3", "19");
    //      message.addCustomAttribute("errors", (String)engine.get("test"));

    String json = mapper.writeValueAsString(message);
    System.out.println(json);
    StreamEventMessage msg = mapper.readValue(json, StreamEventMessage.class);
    System.out.println(message.getCustomAttributes().get("json"));

}

From source file:com.npower.cp.VelocityTemplateMerger.java

/**
 * @param templateID/*  w  w w . ja  v  a  2  s . c o m*/
 * @param templateContent
 * @param settings
 * @return
 * @throws OTAException
 */
private ProvisioningDoc merge(String templateID, String templateContent, Object settings) throws OTAException {
    if (StringUtils.isEmpty(templateID)) {
        templateID = "Unknown";
    }
    try {
        //Velocity velocity = new Velocity();
        Velocity.init();
        // Any values specified before init() time will replace the default values.
        //velocity.setProperty("resource.loader", "file");
        //velocity.setProperty("file.resource.loader.class", "org.apache.velocity.runtime.resource.loader.FileResourceLoader");
        //velocity.setProperty("file.resource.loader.path", System.getProperty("java.io.tmpdir"));

        VelocityContext context = new VelocityContext();
        if (settings != null) {
            context.put("profile", settings);
        }

        StringWriter out = new StringWriter();
        Velocity.evaluate(context, out, "OTATemplate ID:" + templateID, new StringReader(templateContent));
        // Pretty format XML document
        try {
            XMLPrettyFormatter formatter = new XMLPrettyFormatter(out.getBuffer().toString());
            out = new StringWriter();
            out.write(formatter.format());
        } catch (DocumentException ex) {
            // Ignore this error
            log.error("Error in pretty cp xml message: " + ex.getMessage(), ex);
        }

        //String templateFile = this.outputTmpFile(this.getContent());
        //Template veloTemplate = velocity.getTemplate(templateFile, "UTF-8");
        //veloTemplate.merge(context, out);
        ProvisioningDoc doc = new ProvisioningDocImpl(out);
        log.info("Merged CP Template: " + doc.getContent());
        return doc;
    } catch (ResourceNotFoundException e) {
        throw new OTAException(e);
    } catch (ParseErrorException e) {
        throw new OTAException(e);
    } catch (Exception e) {
        throw new OTAException(e);
    }
}

From source file:com.alu.e3.prov.service.ApiJarBuilder.java

protected void doGenXML(List<JarEntryData> entries, Api api, Map<Object, Object> variablesMap)
        throws IOException, TemplateException {
    Template template = fmConfiguration.getTemplate(ROUTE_TEMPLATE_PATH);
    StringWriter buffer = new StringWriter();
    template.process(variablesMap, buffer);
    buffer.flush();/* w  w  w . jav a2s.  c o  m*/

    if (LOG.isDebugEnabled())
        LOG.debug(buffer.getBuffer().toString());

    addJarEntry(entries, buffer.getBuffer().toString().getBytes("UTF-8"), "META-INF/spring/route-context.xml");
}

From source file:com.chenchengzhi.windtalkers.server.WindMessageFactory.java

protected HttpResponse throwError(Issue issue) throws IOException {
    HttpResponse errorResponse = new DefaultHttpResponse(HttpVersion.HTTP_1_1,
            HttpResponseStatus.valueOf(issue.getStatusCode().getCode()));

    ObjectNode errorNode = issue.translate();
    StringWriter writer = new StringWriter();
    JsonGenerator generator = jsonFactory.createJsonGenerator(writer);
    generator.setPrettyPrinter(new DefaultPrettyPrinter());
    errorNode.serialize(generator, new DefaultSerializerProvider.Impl());
    generator.flush();//from  w  ww . ja  v a 2  s . c o m

    errorResponse.setContent(ChannelBuffers.copiedBuffer(writer.getBuffer(), Charsets.UTF_8));
    errorResponse.setHeader(HttpHeaders.Names.CONTENT_TYPE, "application/json");
    errorResponse.setHeader(HttpHeaders.Names.CONTENT_LENGTH, errorResponse.getContent().readableBytes());
    return errorResponse;
}

From source file:com.alu.e3.prov.service.ApiJarBuilder.java

protected void doGenManifest(List<JarEntryData> entries, Api api, Map<Object, Object> variablesMap)
        throws IOException, TemplateException {
    Template template = fmConfiguration.getTemplate(MANIFEST_TEMPLATE_PATH);
    StringWriter buffer = new StringWriter();
    template.process(variablesMap, buffer);
    buffer.flush();/*from   w w  w. j  a  v  a 2 s  .c om*/

    if (LOG.isDebugEnabled())
        LOG.debug(buffer.getBuffer().toString());

    addJarEntry(entries, buffer.getBuffer().toString().getBytes("UTF-8"), "META-INF/MANIFEST.MF");

}

From source file:de.fischer.thotti.core.distbuilder.DistributionBuilder.java

protected void generateRunSkript(ArchiveOutputStream os)
        throws IOException, TemplateException, AWSRessourceNotFoundException, AWSIllegalConfigurationException {
    // @todo Improve Exception handling

    AWSAccessCredentials remoteCredentials = getRemoteUsersCredentials();

    Configuration cfg = new Configuration();
    cfg.setClassForTemplateLoading(this.getClass(), "/freemarker/distribution");
    cfg.setLocalizedLookup(false);//from  www  .j  a  v a2s .c o m
    cfg.setObjectWrapper(new DefaultObjectWrapper());

    Map varMap = new HashMap();
    varMap.put("var_classpath", cpBuilder.toString());
    varMap.put("var_ak", remoteCredentials.getAccessKeyId());
    varMap.put("var_sk", remoteCredentials.getSecretKey());
    varMap.put("var_resultfile", NDRunner.THOTTI_RESULT_FILE);

    Template temp = null;
    temp = cfg.getTemplate("run.sh.ftl");
    StringWriter out = new StringWriter();
    temp.process(varMap, out);
    out.flush();

    String content = out.getBuffer().toString().replace("\r\n", "\n");

    String target = BASE_DIRECTORY + "/" + BIN_DIRECTORY + "/ndrunner";
    os.putArchiveEntry(new ZipArchiveEntry(target));
    IOUtils.copy(new ByteArrayInputStream(content.getBytes()), os);
    os.closeArchiveEntry();
}

From source file:org.camunda.spin.impl.json.jackson.query.JsonPathJacksonProvider.java

public String toJson(Object obj) {
    StringWriter writer = new StringWriter();
    try {/*from ww  w. j a  v  a2s.  co  m*/
        JsonGenerator jsonGenerator = objectMapper.getJsonFactory().createJsonGenerator(writer);
        objectMapper.writeValue(jsonGenerator, obj);
        writer.close();
        return writer.getBuffer().toString();
    } catch (IOException e) {
        throw new InvalidJsonException();
    }
}

From source file:com.jaxio.celerio.util.IOUtil.java

/**
 * Write to a string the bytes read from an input stream.
 *
 * @param charset the charset used to read the input stream
 * @return the inputstream as a string/*from   w  w  w.  j a  v a2  s . co m*/
 */
public String inputStreamToString(InputStream is, String charset) throws IOException {
    InputStreamReader isr = null;
    if (null == charset) {
        isr = new InputStreamReader(is);
    } else {
        isr = new InputStreamReader(is, charset);
    }
    StringWriter sw = new StringWriter();
    int c = -1;
    while ((c = isr.read()) != -1) {
        sw.write(c);
    }
    isr.close();
    return sw.getBuffer().toString();
}

From source file:com.enonic.cms.server.service.admin.mvc.controller.SiteDebugInfoController.java

/**
 * Read external javascript file.//from  w w w. j a  v a 2 s.  com
 */
private String readStaticFile(Resource path) throws Exception {
    StringWriter out = new StringWriter();
    InputStreamReader in = new InputStreamReader(path.getInputStream());
    FileCopyUtils.copy(in, out);
    return out.getBuffer().toString();
}