List of usage examples for java.io CharArrayWriter CharArrayWriter
public CharArrayWriter()
From source file:edu.duke.cabig.c3pr.domain.scheduler.runtime.job.CCTSNotificationMessageJob.java
private String serialize(Notification notification) { try {/*from w ww. ja va 2 s .c o m*/ JAXBContext context = JAXBContext.newInstance(Notification.class); Marshaller m = context.createMarshaller(); m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true); JAXBElement<Notification> jaxbElement = new JAXBElement<Notification>( new QName(CCTS_NOTIFICATIONS_NS, "notification"), Notification.class, notification); CharArrayWriter writer = new CharArrayWriter(); m.marshal(jaxbElement, writer); return String.valueOf(writer.toCharArray()); } catch (JAXBException e) { throw new RuntimeException(e); } }
From source file:org.apache.solr.client.solrj.impl.BackupRequestLBHttpSolrServer.java
@Override protected Exception addZombie(HttpSolrServer server, Exception e) { CharArrayWriter cw = new CharArrayWriter(); PrintWriter pw = new PrintWriter(cw); e.printStackTrace(pw);//from ww w .j a v a 2 s .c o m pw.flush(); String stack = cw.toString(); log.info("Server :{} did not respond correctly or timed out, the server is zombied. {}", server.baseUrl, e.toString() + stack); return super.addZombie(server, e); }
From source file:org.rhq.plugins.agent.AgentServerComponent.java
public OperationResult invokeOperation(String name, Configuration params) { OperationResult result = null;/* w w w . jav a 2 s .c o m*/ // I know all operation names have identical MBean operations on the agent management MBean // I also know about all operations that have void and non-void parameters try { if ((params == null) || (params.getProperties().size() == 0)) { result = (OperationResult) getAgentBean().getOperation(name).invoke(); } else { if (name.equals("retrievePluginInfo")) { String pluginToUpdate = params.getSimple("pluginName").getStringValue(); result = (OperationResult) getAgentBean().getOperation(name).invoke(pluginToUpdate); } else if (name.equals("executeAvailabilityScan")) { Boolean changesOnly = params.getSimple("changesOnly").getBooleanValue(); result = (OperationResult) getAgentBean().getOperation(name).invoke(changesOnly); } else if (name.equals("retrieveCurrentDateTime")) { String timeZone = params.getSimple("timeZone").getStringValue(); result = new OperationResult(); result.getComplexResults().put( new PropertySimple("dateTime", getAgentBean().getOperation(name).invoke(timeZone))); } else if (name.equals("setDebugMode")) { Boolean enabled = params.getSimple("enabled").getBooleanValue(); Boolean traceMessaging = params.getSimple("traceMessaging").getBooleanValue(); result = new OperationResult(); getAgentBean().getOperation(name).invoke(enabled, traceMessaging); } else if (name.equals("executePromptCommand")) { String command = params.getSimple("command").getStringValue(); result = new OperationResult(); try { Object output = getAgentBean().getOperation(name).invoke(command); result.getComplexResults().put(new PropertySimple("output", output)); } catch (EmsInvocationException eie) { if (eie.getCause() instanceof MBeanException && eie.getCause().getCause() instanceof ExecutionException) { // the prompt command threw the exception - in this case: // the message is the prompt output and the cause is the actual prompt exception ExecutionException ee = (ExecutionException) eie.getCause().getCause(); String output = ee.getMessage(); CharArrayWriter caw = new CharArrayWriter(); ee.getCause().printStackTrace(new PrintWriter(caw)); String error = caw.toString(); result.getComplexResults().put(new PropertySimple("output", output)); result.getComplexResults().put(new PropertySimple("error", error)); } else { throw eie; } } } else if (name.equals("switchToServer")) { String server = params.getSimpleValue("server", null); getAgentBean().getOperation(name).invoke(server); } else { // this should really never happen throw new IllegalArgumentException("Operation [" + name + "] does not support params"); } } } catch (Exception e) { throw new RuntimeException("Failed to invoke operation [" + name + "]", e); } return result; }
From source file:opendap.aws.glacier.BesMetadataExtractor.java
private static String runSysCommand(String sysCmd) throws IOException { Process p = null;//from ww w . j a v a2 s . c o m try { System.out.println("COMMAND: " + sysCmd); Runtime rt = Runtime.getRuntime(); p = rt.exec(sysCmd.toString()); InputStream in = p.getInputStream(); OutputStream out = p.getOutputStream(); InputStream err = p.getErrorStream(); CharArrayWriter caw = new CharArrayWriter(); IOUtils.copy(in, caw); IOUtils.copy(err, System.err); return caw.toString(); } finally { if (p != null) p.destroy(); } }
From source file:org.apache.catalina.logger.LoggerBase.java
/** * Writes an explanatory message and a stack trace for a given * <code>Throwable</code> exception to the servlet log file. The name * and type of the servlet log file is specific to the servlet container, * usually an event log. This message will be logged unconditionally. * * @param msg A <code>String</code> that describes the error or * exception//from w w w . ja v a2 s. co m * @param throwable The <code>Throwable</code> error or exception */ public void log(String msg, Throwable throwable) { CharArrayWriter buf = new CharArrayWriter(); PrintWriter writer = new PrintWriter(buf); writer.println(msg); throwable.printStackTrace(writer); Throwable rootCause = null; if (throwable instanceof LifecycleException) rootCause = ((LifecycleException) throwable).getThrowable(); else if (throwable instanceof ServletException) rootCause = ((ServletException) throwable).getRootCause(); if (rootCause != null) { writer.println("----- Root Cause -----"); rootCause.printStackTrace(writer); } log(buf.toString()); }
From source file:org.couch4j.http.HttpConnectionManager.java
private JSONObject fromResponseStream(HttpEntity entity) throws IOException { InputStream is = entity.getContent(); Reader reader = new InputStreamReader(is, EntityUtils.getContentCharSet(entity)); CharArrayWriter w = new CharArrayWriter(); StreamUtils.copy(reader, w);//from w ww .j a v a2 s .com JSONObject json = JSONObject.fromObject(w.toString()); StreamUtils.closeSilently(reader); StreamUtils.closeSilently(w); entity.consumeContent(); // finish return json; }
From source file:org.roda.core.common.RodaUtils.java
public static Reader applyEventStylesheet(Binary binary, boolean onlyDetails, Map<String, String> translations, String path) throws GenericException { try (Reader descMetadataReader = new InputStreamReader( new BOMInputStream(binary.getContent().createInputStream()))) { XMLReader xmlReader = XMLReaderFactory.createXMLReader(); xmlReader.setEntityResolver(new RodaEntityResolver()); InputSource source = new InputSource(descMetadataReader); Source text = new SAXSource(xmlReader, source); XsltExecutable xsltExecutable = EVENT_CACHE.get(path); XsltTransformer transformer = xsltExecutable.load(); CharArrayWriter transformerResult = new CharArrayWriter(); transformer.setSource(text);// w w w. j a v a 2 s . c o m transformer.setDestination(PROCESSOR.newSerializer(transformerResult)); // send param to filter stylesheet work transformer.setParameter(new QName("onlyDetails"), new XdmAtomicValue(Boolean.toString(onlyDetails))); for (Entry<String, String> parameter : translations.entrySet()) { QName qName = new QName(parameter.getKey()); XdmValue xdmValue = new XdmAtomicValue(parameter.getValue()); transformer.setParameter(qName, xdmValue); } transformer.transform(); return new CharArrayReader(transformerResult.toCharArray()); } catch (IOException | SAXException | ExecutionException | SaxonApiException e) { LOGGER.error(e.getMessage(), e); throw new GenericException("Could not process event binary " + binary.getStoragePath(), e); } }
From source file:phex.common.log.PhexLogger.java
/** * Gets the stack trace of an exception as string. * @param aThrowable the Throwable * @return the stack trace of the exception *//*from www . j av a 2s.c o m*/ private static String getStackTrace(Throwable aThrowable) { CharArrayWriter buffer = new CharArrayWriter(); PrintWriter printWriter = new PrintWriter(buffer); // recursively print nested exceptions to a String while (aThrowable != null) { aThrowable.printStackTrace(printWriter); if (aThrowable instanceof InvocationTargetException) { aThrowable = ((InvocationTargetException) aThrowable).getTargetException(); } else { aThrowable = null; } } return buffer.toString(); }
From source file:org.couch4j.http.HttpConnectionManager.java
private JSONArray arrayFromResponseStream(HttpEntity entity) throws IOException { InputStream is = entity.getContent(); Reader reader = new InputStreamReader(is, EntityUtils.getContentCharSet(entity)); CharArrayWriter w = new CharArrayWriter(); StreamUtils.copy(reader, w);/*from w ww . ja v a2 s.co m*/ JSONArray json = JSONArray.fromObject(w.toString()); StreamUtils.closeSilently(reader); StreamUtils.closeSilently(w); entity.consumeContent(); // finish return json; }
From source file:com.jigsforjava.string.StringUtils.java
/** * Converts a camel case string into a lower-case, delimiter-separated * string. For example, a call of toSeparatedString("ACamelCaseString, '_') * returns a_camel_case_string./*from w ww.ja v a2 s. c o m*/ * * @param camelCaseString * a String in camel case to delimit. * @param delimiter * the character used to separate the string. * @return a String where capitals in the original are prefixed with the * given delimiter. */ public static String toSeparatedString(String camelCaseString, char delimiter) { CharArrayWriter result = new CharArrayWriter(); char[] chars = camelCaseString.toCharArray(); for (int i = 0; i < chars.length; ++i) { if (chars[i] != delimiter && Character.isUpperCase(chars[i]) && i > 0) { if ((i < chars.length - 1) && (!Character.isUpperCase(chars[i + 1]) && chars[i + 1] != delimiter) && chars[i - 1] != delimiter) result.write(delimiter); else if (!Character.isUpperCase(chars[i - 1]) && chars[i - 1] != delimiter) result.write(delimiter); } result.write(chars[i]); } return result.toString().toLowerCase(); }