Example usage for java.lang Throwable toString

Introduction

In this page you can find the example usage for java.lang Throwable toString.

Prototype

public String toString() 

Source Link

Document

Returns a short description of this throwable.

Usage

From source file:com.cloud.utils.StringUtils.java

public static String getExceptionStackInfo(final Throwable e) {
    final StringBuffer sb = new StringBuffer();

    sb.append(e.toString()).append("\n");
    final StackTraceElement[] elemnents = e.getStackTrace();
    for (final StackTraceElement element : elemnents) {
        sb.append(element.getClassName()).append(".");
        sb.append(element.getMethodName()).append("(");
        sb.append(element.getFileName()).append(":");
        sb.append(element.getLineNumber()).append(")");
        sb.append("\n");
    }//  www  . j  ava 2 s  . com

    return sb.toString();
}

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From source file:apm.common.utils.StringUtils.java

public static String traceExceptionMessage(Object source, Throwable e) {
    String newLine = System.getProperty("line.separator");
    StringBuffer exceptionInfo_sb = new StringBuffer(source.toString());
    exceptionInfo_sb.append(newLine + e.toString());
    StackTraceElement[] trace = e.getStackTrace();
    for (int i = 0; i < trace.length; i++) {
        exceptionInfo_sb.append(newLine + "\tat " + trace[i]);
    }//www.ja  v  a2 s .  c  o m
    return exceptionInfo_sb.toString();
}

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From source file:com.quinsoft.zeidon.ZeidonException.java

/**
 * Wraps 't' with a ZeidonException and changes the call stack for the ZeidonException to
 * match 't'.  This is mostly used to re-throw checked exceptions as unchecked ones.
 *
 * @param t//from   w  ww.j  a v a 2 s. c o m
 * @return
 */
public static ZeidonException wrapException(Throwable t) {
    // If this is already a ZeidonException then we don't need to wrap it.
    if (t instanceof ZeidonException)
        return (ZeidonException) t;

    ZeidonException ze = new ZeidonException(t, t.toString());
    ze.setStackTrace(t.getStackTrace());
    return ze;
}

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From source file:fr.xebia.audit.AuditAspect.java

protected static void appendThrowableCauses(Throwable throwable, String separator, StringBuilder toAppendTo) {
    List<Throwable> alreadyAppendedThrowables = new ArrayList<Throwable>();

    while (throwable != null) {
        // append
        toAppendTo.append(throwable.toString());
        alreadyAppendedThrowables.add(throwable);

        // cause/*from w w  w. j  a v a 2 s  . c  om*/
        Throwable cause = throwable.getCause();
        if (cause == null || alreadyAppendedThrowables.contains(cause)) {
            break;
        } else {
            throwable = cause;
            toAppendTo.append(separator);
        }
    }
}

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From source file:com.aptana.core.epl.downloader.RepositoryStatusHelper.java

@SuppressWarnings("rawtypes")
public static Throwable unwind(Throwable t) {
    for (;;) {/*ww w.ja  va  2  s . com*/
        Class tc = t.getClass();

        // We don't use instanceof operator since we want
        // the explicit class, not subclasses.
        //
        if (tc != RuntimeException.class && tc != InvocationTargetException.class && tc != IOException.class)
            break;

        Throwable cause = t.getCause();
        if (cause == null)
            break;

        String msg = t.getMessage();
        if (msg != null && !msg.equals(cause.toString()))
            break;

        t = cause;
    }
    return t;
}

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From source file:com.aptana.core.epl.downloader.RepositoryStatusHelper.java

private static void deeplyPrint(IStatus status, PrintStream strm, boolean stackTrace, int level) {
    appendLevelString(strm, level);/* w w  w  . j ava 2  s .  c  om*/
    String msg = status.getMessage();
    strm.println(msg);
    Throwable cause = status.getException();
    if (cause != null) {
        strm.print("Caused by: "); //$NON-NLS-1$
        if (stackTrace || !(msg.equals(cause.getMessage()) || msg.equals(cause.toString())))
            deeplyPrint(cause, strm, stackTrace, level);
    }

    if (status.isMultiStatus()) {
        IStatus[] children = status.getChildren();
        for (int i = 0; i < children.length; i++)
            deeplyPrint(children[i], strm, stackTrace, level + 1);
    }
}

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From source file:eu.delving.services.core.Harvindexer.java

private static String exceptionToErrorString(HarvindexingException exception) {
    StringBuilder out = new StringBuilder();
    out.append(exception.getMessage());/*from  ww  w .  ja v  a  2 s  .  co m*/
    Throwable cause = exception.getCause();
    while (cause != null) {
        out.append('\n');
        out.append(cause.toString());
        cause = cause.getCause();
    }
    return out.toString();
}

---

From source file:de.dal33t.powerfolder.PowerFolder.java

/**
 * Starts a PowerFolder controller with the given command line arguments
 *
 * @param args/*from   w  w w.  j a v  a2  s . c o  m*/
 */
public static void startPowerFolder(String[] args) {

    // Touch Logger immediately to initialize handlers.
    LoggingManager.isLogToFile();

    // Default exception logger
    Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
        public void uncaughtException(Thread t, Throwable e) {
            e.printStackTrace();
            log.log(Level.SEVERE, "Exception in " + t + ": " + e.toString(), e);
        }
    });

    CommandLine commandLine = parseCommandLine(args);
    if (commandLine == null) {
        return;
    }

    // -l --log console log levels (severe, warning, info, fine and finer).
    if (commandLine.hasOption("l")) {
        String levelName = commandLine.getOptionValue("l");
        Level level = LoggingManager.levelForName(levelName);
        if (level != null) {
            LoggingManager.setConsoleLogging(level);
        }
    }

    if (commandLine.hasOption("s")) {
        // Server mode, suppress debug output on console
        // Logger.addExcludeConsoleLogLevel(Logger.DEBUG);
    }

    if (commandLine.hasOption("h")) {
        // Show help
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("PowerFolder", COMMAND_LINE_OPTIONS);
        return;
    }

    int rconPort = Integer.valueOf(ConfigurationEntry.NET_RCON_PORT.getDefaultValue());
    String portStr = commandLine.getOptionValue("k");
    if (StringUtils.isNotBlank(portStr)) {
        try {
            rconPort = Integer.valueOf(portStr.trim());
        } catch (Exception e) {
            log.warning("Unable to parse rcon port: " + portStr + ". " + e);
        }
    }

    boolean runningInstanceFound = RemoteCommandManager.hasRunningInstance(rconPort);

    if (commandLine.hasOption("k")) {
        if (runningInstanceFound) {
            System.out.println("Stopping " + NAME);
            // Send quit command
            RemoteCommandManager.sendCommand(rconPort, RemoteCommandManager.QUIT);
        } else {
            System.err.println("Process not running");
        }

        // stop
        return;
    }

    // set language from commandline to preferences
    if (commandLine.hasOption("g")) {
        Preferences.userNodeForPackage(Translation.class).put("locale", commandLine.getOptionValue("g"));
    }

    if (JavaVersion.systemVersion().isOpenJDK()) {
        Object[] options = { "Open Oracle home page and exit", "Exit" };

        int n = JOptionPane.showOptionDialog(null,
                "You are using OpenJDK which is unsupported.\n"
                        + "Please install the client with bundled JRE or install the Oracle JRE",
                "Unsupported JRE", JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE, null, options,
                options[0]);

        if (n == 0) {
            try {
                BrowserLauncher.openURL("http://www.java.com");
            } catch (IOException e1) {
                e1.printStackTrace();
            }
        }

        return;
    }

    // The controller.
    Controller controller = Controller.createController();

    String[] files = commandLine.getArgs();
    // Parsing of command line completed

    boolean commandContainsRemoteCommands = files != null && files.length >= 1 || commandLine.hasOption("e")
            || commandLine.hasOption("r") || commandLine.hasOption("a");
    // Try to start controller
    boolean startController = !commandContainsRemoteCommands || !runningInstanceFound;
    try {
        log.info("PowerFolder v" + Controller.PROGRAM_VERSION);

        // Start controller
        if (startController) {
            controller.startConfig(commandLine);
        }

        // Send remote command if there a files in commandline
        if (files != null && files.length > 0) {
            // Parse filenames and build remote command
            StringBuilder openFilesRCommand = new StringBuilder(RemoteCommandManager.OPEN);

            for (String file : files) {
                openFilesRCommand.append(file);
                // FIXME: Add ; separator ?
            }

            // Send remote command to running PowerFolder instance
            RemoteCommandManager.sendCommand(openFilesRCommand.toString());
        }

        if (commandLine.hasOption("e")) {
            RemoteCommandManager.sendCommand(RemoteCommandManager.MAKEFOLDER + commandLine.getOptionValue("e"));
        }
        if (commandLine.hasOption("r")) {
            RemoteCommandManager
                    .sendCommand(RemoteCommandManager.REMOVEFOLDER + commandLine.getOptionValue("r"));
        }
        if (commandLine.hasOption("a")) {
            RemoteCommandManager.sendCommand(RemoteCommandManager.COPYLINK + commandLine.getOptionValue("a"));
        }
    } catch (Throwable t) {
        t.printStackTrace();
        log.log(Level.SEVERE, "Throwable", t);
        return;
    }

    // Begin monitoring memory usage.
    if (controller.isStarted() && controller.isUIEnabled()) {
        ScheduledExecutorService service = controller.getThreadPool();
        service.scheduleAtFixedRate(new MemoryMonitor(controller), 1, 1, TimeUnit.MINUTES);
    }

    // Not go into console mode if ui is open
    if (!startController) {
        if (runningInstanceFound) {
            RemoteCommandManager.sendCommand(RemoteCommandManager.SHOW_UI);
        }
        return;
    }

    System.out.println("------------ " + NAME + " " + Controller.PROGRAM_VERSION + " started ------------");

    boolean restartRequested = false;
    do {
        // Go into restart loop
        while (controller.isStarted() || controller.isShuttingDown()) {
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                log.log(Level.WARNING, "InterruptedException", e);
                return;
            }
        }

        restartRequested = controller.isRestartRequested();
        if (restartRequested) {
            Map<Thread, StackTraceElement[]> threads = Thread.getAllStackTraces();
            for (Thread thread : threads.keySet()) {
                if (thread.getName().startsWith("PoolThread") || thread.getName().startsWith("Reconnector")
                        || thread.getName().startsWith("ConHandler")) {
                    thread.interrupt();
                }
            }
            log.info("Restarting controller");
            System.out.println(
                    "------------ " + NAME + " " + Controller.PROGRAM_VERSION + " restarting ------------");
            controller = null;
            System.gc();
            controller = Controller.createController();
            // Start controller
            controller.startConfig(commandLine);
        }
    } while (restartRequested);
}

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From source file:com.qualogy.qafe.business.integration.java.JavaServiceProcessor.java

private static String resolveErrorMessage(Throwable cause) {
    String errorMessage = null;/*from   www  .  j a  v  a2  s  .c om*/
    if (cause instanceof NullPointerException) {
        StackTraceElement[] stackTraceElements = ((NullPointerException) cause).getStackTrace();
        StackTraceElement stackTraceElement = stackTraceElements[0];
        errorMessage = cause.toString() + ": " + stackTraceElement.toString();
    } else {
        errorMessage = cause.getMessage();
    }
    if (errorMessage != null) {
        errorMessage = errorMessage.trim();
    }
    return errorMessage;
}

---

From source file:com.infinities.skyport.util.JsonUtil.java

public static String toLegendJson(Throwable e) {
    StringWriter wtr = new StringWriter();
    try {//from   ww w. j  a  v  a 2 s.  c o m
        JsonGenerator g = new JsonFactory().createGenerator(wtr);
        g.writeStartArray();
        g.writeStartObject();
        g.writeStringField("RES", "FALSE");
        g.writeStringField("REASON", e.toString());
        // g.writeStringField("REASON", Objects.firstNonNull(e.getMessage(),
        // e.toString()));
        g.writeEndObject();
        g.writeEndArray();
        g.close();
    } catch (Exception ee) {
        ArrayNode array = getObjectMapper().createArrayNode();
        ObjectNode reason = getObjectMapper().createObjectNode();
        ObjectNode status = getObjectMapper().createObjectNode();

        status.put(JsonConstants.STATUS, String.valueOf("FALSE"));
        reason.put(JsonConstants.REASON, "an unexpected error occurred");
        array.add(status).add(reason);

        // "[{\"RES\":\"FALSE\"}, {\"REASON\":\"an unexpected error occurred\"}]";
        return array.toString();
    }

    return wtr.toString();
}

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