Example usage for java.lang Throwable getCause

List of usage examples for java.lang Throwable getCause

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Introduction

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

Prototype

public synchronized Throwable getCause()

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:com.izforge.izpack.event.AntAction.java

/**
 * Wraps a Ant {@link BuildException} to an {@link InstallerException}.
 * This is mainly done for the purpose of cutting of the location from the build failure message.
 * Locations should appear just in logs, not to the user.
 *
 * @param e the {@link IzPackException} with the nested {@link BuildException}
 * @throws InstallerException//from   w ww. j a va2  s.  c o m
 */
public void throwBuildException(IzPackException e) throws InstallerException {
    String message;
    Throwable cause = e.getCause(), nested = e;
    IzPackException ize = e;
    while (cause != null) {
        nested = cause;
        cause = cause.getCause();
    }
    if (nested instanceof BuildException) {
        // Workaround for BuildException.toString():
        // Filter off the location, just leave the clean failure message
        Location location = ((BuildException) nested).getLocation();
        message = nested.toString().substring(location.toString().length());
        ize = new IzPackException(message, e, severity);
    }
    throw new InstallerException(ize);
}

From source file:de.tudarmstadt.lt.ltbot.postprocessor.DecesiveValueProducerPerplexity.java

private boolean testStringProviderService() {
    try {//w w  w.jav a  2  s .  co m
        computePerplexity("Hello Test Run run run run.");
    } catch (Throwable t) {
        for (int i = 1; t != null && i < 10; i++) {
            LOG.log(Level.SEVERE, String.format("Initialization test failed. (%d %s:%s)", i,
                    t.getClass().getSimpleName(), t.getMessage()), t);
            t = t.getCause();
        }
        return false;
    }
    LOG.info("Initialization test succeeded.");
    return true;
}

From source file:dk.netarkivet.common.utils.JMXUtils.java

/** Get a JMXConnector to a given host and port, using login and password.
 *
 * @param hostName The host to attempt to connect to.
 * @param jmxPort The port on the host to connect to
 * (a non-negative number)./* w ww.  ja v  a2  s .  co  m*/
 * @param login The login name to authenticate as (typically "controlRole"
 * or "monitorRole".
 * @param password The password for JMX access.
 * @return A JMX connector to the given host and port, using default RMI.
 * @throws IOFailure if connecting to JMX fails.
 */
public static JMXConnector getJMXConnector(String hostName, int jmxPort, final String login,
        final String password) {
    ArgumentNotValid.checkNotNullOrEmpty(hostName, "String hostName");
    ArgumentNotValid.checkNotNegative(jmxPort, "int jmxPort");
    ArgumentNotValid.checkNotNullOrEmpty(login, "String login");
    ArgumentNotValid.checkNotNullOrEmpty(password, "String password");

    JMXServiceURL rmiurl = getUrl(hostName, jmxPort, -1);
    Map<String, ?> environment = packageCredentials(login, password);
    Throwable lastException;
    int retries = 0;
    final int maxJmxRetries = getMaxTries();
    do {
        try {
            return JMXConnectorFactory.connect(rmiurl, environment);
        } catch (IOException e) {
            lastException = e;
            if (retries < maxJmxRetries && e.getCause() != null
                    && (e.getCause() instanceof ServiceUnavailableException
                            || e.getCause() instanceof SocketTimeoutException)) {
                // Sleep a bit before trying again
                TimeUtils.exponentialBackoffSleep(retries);
                /*  called exponentialBackoffSleep(retries) which used
                Calendar.MILLISECOND as time unit, which means we only
                wait an exponential number of milliseconds.
                */
                continue;
            }
            break;
        }
    } while (retries++ < maxJmxRetries);
    throw new IOFailure(
            "Failed to connect to URL " + rmiurl + " after " + retries + " of " + maxJmxRetries
                    + " attempts.\nException type: " + lastException.getCause().getClass().getName(),
            lastException);
}

From source file:net.solarnetwork.node.control.demandbalancer.DemandBalancer.java

/**
 * Get a message for an exception. This will try to return the root cause's
 * message. If that is not available the name of the root cause's class will
 * be returned./*from   w  w  w .  j  a  va  2 s.  co  m*/
 * 
 * @param t
 *        the exception
 * @return message
 */
private String messageForException(Throwable t) {
    Throwable root = t;
    while (root.getCause() != null) {
        root = root.getCause();
    }
    String msg = root.getMessage();
    if (msg == null || msg.length() < 1) {
        msg = t.getMessage();
        if (msg == null || msg.length() < 1) {
            msg = root.getClass().getName();
        }
    }
    return msg;
}

From source file:it.geosolutions.geobatch.destination.common.InputObject.java

/**
 * @param e//from ww w.  jav a 2  s.c  o m
 * @return
 */
protected String getError(Exception e) {
    // TODO: human readble error
    Throwable t = e;
    while (t.getCause() != null) {
        t = t.getCause();
    }

    return t.getMessage().substring(0, Math.min(t.getMessage().length(), 1000));
}

From source file:hudson.model.Fingerprint.java

private static String messageOfParseException(Throwable t) {
    if (t instanceof XmlPullParserException || t instanceof EOFException) {
        return t.getMessage();
    }//www. ja va2 s .  co m
    Throwable t2 = t.getCause();
    if (t2 != null) {
        return messageOfParseException(t2);
    } else {
        return null;
    }
}

From source file:py.una.pol.karaku.exception.KarakuJSFExceptionHandler.java

@Override
public void handle() {

    if (this.isDevelop()) {
        this.wrapped.handle();
        return;//from   w  w w. j  a  v  a2s  . c o  m
    }
    // itera sobre todas las excepciones no controladas
    Iterator<ExceptionQueuedEvent> iterator = this.getUnhandledExceptionQueuedEvents().iterator();
    while (iterator.hasNext()) {
        ExceptionQueuedEvent event = iterator.next();
        ExceptionQueuedEventContext context = (ExceptionQueuedEventContext) event.getSource();

        // obtiene un throwable object
        Throwable t = context.getException();

        try {

            // iteramos para encontrar todas las causas del error
            while (t != null) {
                // manegamos la excepcion

                if (t instanceof org.springframework.security.access.AccessDeniedException) {
                    // redirigimos al error view etc....
                    this.accessDenied(t);
                    return;
                }
                t = t.getCause();
            }
            // no se ha tratado aun ningun error
            this.error(context.getException());

        } catch (Exception e) {
            LOG.error("Se ha producido un error al manejar el error", e);
        } finally {
            // despues que la excepcion es controlada, la removemos de la
            // cola
            iterator.remove();
        }
    }
    // no dejamos al parent handler manejar el resto debido a que no
    // visualizara la pgina de error para hacer esto invocar
    // getWrapped()#handle

}

From source file:connectivity.ClarolineService.java

/**
 * Verify that the passed host is a valid Claroline platform.
 * /*w ww. j  a v a2s  .  c o m*/
 * @param hostURL
 *            the requested url
 * @param handler
 *            the handler to execute after the request
 */
public void checkHostValidity(final String hostURL, final AsyncHttpResponseHandler handler) {
    mClient.get(hostURL.replace(' ', '\0'), new AsyncHttpResponseHandler() {
        @Override
        public void onFailure(final Throwable error, final String content) {
            if (error.getCause() instanceof SSLException
                    && App.getPrefs().getBoolean(App.SETTINGS_HTTP_NO_SSL, false)) {
                checkHostValidity(hostURL.replace("https://", "http://"), handler);
            } else {
                handler.onFailure(error, content);
            }
        }

        @Override
        public void onFinish() {
            handler.onFinish();
        }

        @Override
        public void onSuccess(final String content) {
            handler.onSuccess(String.valueOf(
                    content.contains("<!-- - - - - - - - - - - Claroline " + "Body - - - - - - - - - -->"))
                    + "#" + hostURL);
        }
    });
}

From source file:net.ripe.rpki.commons.provisioning.cms.ProvisioningCmsObjectParser.java

private String extractMessages(CMSException e) {
    Throwable t = e;
    final List<String> messages = new ArrayList<String>();
    while (t != null && !messages.contains(t.getMessage())) {
        messages.add(t.getMessage());/*from   ww  w.  ja  v a 2 s  .  c  o m*/
        t = t.getCause();
    }
    return StringUtils.join(messages, ", reason: ");
}

From source file:fxts.stations.transport.tradingapi.TradingServerSession.java

/**
 * log into the trade server/*from   w  w  w.j av a 2s .c o m*/
 *
 * @param aUsername user
 * @param aPassword pass
 * @param aTerminal terminal
 * @param aUrl url
 *
 * @throws Exception aex
 */
public void login(String aUsername, String aPassword, String aTerminal, String aUrl, String aCfgFile)
        throws Exception {
    mLogout = false;
    mUsername = aUsername;
    mPassword = aPassword;
    mTerminal = aTerminal;
    mHostUrl = aUrl;
    UserPreferences preferences = UserPreferences.getUserPreferences(TradeDesk.getInst().getUserName());
    GATEWAY.logout();
    GATEWAY.registerGenericMessageListener(this);
    GATEWAY.registerStatusMessageListener(this);
    if (aCfgFile == null) {
        mCfgFile = mApplication.getServerConfigFile(mUsername);
    } else {
        mCfgFile = aCfgFile;
    }
    try {
        FXCMLoginProperties props = new FXCMLoginProperties(mUsername, mPassword, mTerminal, mHostUrl,
                "".equals(mCfgFile) ? null : mCfgFile);
        //props.addProperty(IConnectionManager.HTTP_IMPLEMENTATION, "apache");
        //props.addProperty(IConnectionManager.MSG_FLAGS, String.valueOf(IFixDefs.CHANNEL_MARKET_DATA));
        //props.addProperty(IConnectionManager.RELOGIN_TIMEOUT, "0");
        String value = preferences.getString("Server.secure." + mTerminal);
        if (value != null) {
            props.addProperty(IConnectionManager.SECURE_PREF, value);
        }
        props.addProperty(IConnectionManager.APP_INFO, "JTS");
        if (preferences.getBoolean("Proxy.use")) {
            props.addProperty(IConnectionManager.PROXY_SERVER, preferences.getString("Proxy.host"));
            props.addProperty(IConnectionManager.PROXY_PORT, preferences.getString("Proxy.port"));
            props.addProperty(IConnectionManager.PROXY_UID, preferences.getString("Proxy.user"));
            props.addProperty(IConnectionManager.PROXY_PWD, preferences.getString("Proxy.password"));
        }
        TradingSessionDesc[] tradingSessions = GATEWAY.getTradingSessions(props);
        MainFrame mainFrame = TradeApp.getInst().getMainFrame();
        TradingSessionDesc selectedSession;
        if (tradingSessions.length > 1) {
            TradingSessionDialog tsd = new TradingSessionDialog(mainFrame, tradingSessions);
            int selection = tsd.showModal();
            selectedSession = tradingSessions[selection];
            mLogger.debug("selection = " + selectedSession);
        } else {
            selectedSession = tradingSessions[0];
        }
        String pinRequired = selectedSession.getProperty("PIN_REQUIRED");
        if (pinRequired != null && "Y".equalsIgnoreCase(pinRequired)) {
            PINDialog pinDialog = new PINDialog(mainFrame);
            pinDialog.setVisible(true);
            Properties properties = new Properties();
            properties.setProperty(IUserSession.PIN, pinDialog.getPIN());
            GATEWAY.openSession(selectedSession, properties);
        } else {
            GATEWAY.openSession(selectedSession);
        }
    } catch (Exception e) {
        //loop through all nested causes looking for authentication exception
        Throwable cause = e;
        while (cause.getCause() != null && !(cause instanceof AuthenticationException)) {
            cause = cause.getCause();
        }
        String error = OraCodeFactory.toMessage(cause.getMessage());
        if (error != null && error.length() > 0) {
            throw new LoginException(cause, error);
        } else if (e instanceof AuthenticationException || cause instanceof AuthenticationException) {
            String value = "Login failed: Incorrect user name or password.";
            throw new LoginException(cause, value);
        } else {
            String value = "Login failed. Server does not return session id.";
            throw new LoginException(cause, value);
        }
    }

    getUserObjects();

    FXCMConnection cx = FXCMConnectionsManager.getConnection(mTerminal);
    cx.setUsername(mUsername);
    FXCMConnectionsManager.updateAddConnection(mTerminal, cx);
    preferences.set("Server.last.connected.terminal", mTerminal);
}