Example usage for java.lang Throwable getCause

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.tussle.main.Utility.java

public static JsonValue exceptionToJson(Throwable ex) {
    JsonValue topValue = new JsonValue(JsonValue.ValueType.object);
    JsonValue exceptionClass = new JsonValue(ex.getClass().toString());
    topValue.addChild("Exception Class", exceptionClass);
    if (ex.getLocalizedMessage() != null) {
        JsonValue exceptionMessage = new JsonValue(ex.getLocalizedMessage());
        topValue.addChild("Exception Message", exceptionMessage);
    }/*from   w ww .  jav a2 s  .c  o m*/
    if (ex.getCause() != null) {
        JsonValue exceptionCause = new JsonValue(ex.getCause().toString());
        topValue.addChild("Exception Cause", exceptionCause);
    }
    JsonValue stackTrace = new JsonValue(JsonValue.ValueType.array);
    for (StackTraceElement element : ex.getStackTrace())
        stackTrace.addChild(new JsonValue(element.toString()));
    topValue.addChild("Stack Trace", stackTrace);
    return topValue;
}

From source file:de.alpharogroup.exception.ExceptionExtensions.java

/**
 * Gets the stack trace elements from the given Throwable and returns a {@link String} object
 * from it./*from  w  w w.  j a v  a2  s.  co  m*/
 *
 * @param throwable
 *            the throwable
 * @return the stack trace elements
 */
public static String getStackTraceElements(Throwable throwable) {
    StringWriter sw = null;
    PrintWriter pw = null;
    String stacktrace = "throwable is null...";
    if (throwable != null) {
        try {
            sw = new StringWriter();
            pw = new PrintWriter(sw);
            pw.println(throwable.getClass().toString());
            while (throwable != null) {
                pw.println(throwable);
                final StackTraceElement[] stackTraceElements = throwable.getStackTrace();
                for (final StackTraceElement stackTraceElement : stackTraceElements) {
                    pw.println("\tat " + stackTraceElement);
                }

                throwable = throwable.getCause();
                if (throwable != null) {
                    pw.println("Caused by:\r\n");
                }
            }
            stacktrace = sw.toString();
        } finally {
            StreamExtensions.closeWriter(sw);
            StreamExtensions.closeWriter(pw);
        }
    }

    return stacktrace;
}

From source file:org.ambraproject.admin.action.AdminTopAction.java

/**
 * Extract the message string from an exception object.
 *
 * @param t The throwable containing the message that will be extracted.
 * @return message string//from   w w w .  ja  v a2  s.  c om
 */
private static String getMessages(Throwable t) {
    StringBuilder msg = new StringBuilder();
    while (t != null) {
        msg.append(t.toString());
        t = t.getCause();
        if (t != null)
            msg.append("<br/>\n");
    }
    return msg.toString();
}

From source file:com.salesforce.ide.core.internal.utils.ForceExceptionUtils.java

public static String getConnectionCauseExceptionMessage(ConnectorConfig connectorConfig, Throwable th) {
    StringBuffer strBuff = null;/*from ww w .  j av  a2s.c  o  m*/
    if (connectorConfig != null && Utils.isNotEmpty(connectorConfig.getServiceEndpoint())) {
        strBuff = new StringBuffer(Messages.getString("General.ConnectionError.Server.message",
                new String[] { Utils.getServerNameFromUrl(connectorConfig.getServiceEndpoint()) }));
    } else {
        strBuff = new StringBuffer(Messages.getString("General.ConnectionError.message"));
    }
    strBuff.append(":");

    if (th.getCause() instanceof UnknownHostException && connectorConfig != null) {
        return getUnknownHostExceptionMessage(strBuff, connectorConfig, th);
    }
    strBuff.append("\n\n").append(th.getCause().getClass().getSimpleName()).append(": ")
            .append(getStrippedRootCauseMessage(th.getCause()));
    return strBuff.toString();
}

From source file:edu.osu.ling.pep.Pep.java

/**
 * Prints a throwable.//  w  w w.jav a  2s  . co  m
 * 
 * @param error
 *            The throwable that was intercepted.
 * @see #printError(String)
 */
private static void printError(final Throwable error) {
    if (error instanceof SAXParseException) {
        final SAXParseException spe = (SAXParseException) error;
        Pep.printError("line " + spe.getLineNumber() + ": " + spe.getMessage());
    } else {
        String msg = error.getMessage();
        final Throwable cause = error.getCause();
        if (cause != null && !cause.equals(error)) {
            msg += ": " + cause.getMessage();
        }

        Pep.printError(msg);
    }
}

From source file:org.glowroot.central.SyntheticMonitorService.java

private static String getBestMessageForSyntheticFailure(Throwable throwable) {
    String message = throwable.getMessage();
    if (throwable.getClass() == Exception.class && throwable.getCause() == null && message != null) {
        // special case so synthetic monitors can display a simple error message without the
        // exception class name clutter
        return message;
    } else {//from   w  w  w  .  j  a v  a  2  s. c om
        return Throwables.getBestMessage(throwable);
    }
}

From source file:com.salesforce.ide.core.internal.utils.ForceExceptionUtils.java

public static void handleConnectionException(Connection connection, Throwable th)
        throws InvalidLoginException, ForceConnectionException, InsufficientPermissionsException {
    if (th instanceof LoginFault) {
        throw new InvalidLoginException(getExceptionMessage(th), getExceptionCode(th), connection, th);
    } else if (isInsufficientPermissionsException(th)) {
        throwNewInsufficientPermissionsException(connection, th);
    } else if (th instanceof ApiFault) {
        throw new ForceConnectionException(getExceptionMessage(th), getExceptionCode(th), connection, th);
    } else if (th.getCause() != null && connection.getConnectorConfig() != null) {
        String msg = getConnectionCauseExceptionMessage(connection.getConnectorConfig(), th);
        throw new ForceConnectionException(msg, connection, th);
    } else {/*from  w  w w .  j a v a  2s  .  c  om*/
        throw new ForceConnectionException(getStrippedRootCauseMessage(th), connection, th);
    }
}

From source file:org.eclipse.cft.server.core.internal.CloudErrorUtil.java

/**
 * Error due to invalid credentials, typically 401 or 403 HTTP errors.
 * Returns null if the error is NOT an invalid credentials error.
 * @param error error to parse//w  ww .j av  a 2  s. c o  m
 * @return Error message if invalid credentials error (401 or 403), or null.
 */
public static String getInvalidCredentialsError(Throwable error) {
    if (isUnauthorisedException(error)) {
        return Messages.ERROR_WRONG_EMAIL_OR_PASSWORD_UNAUTHORISED;
    } else if (isForbiddenException(error)) {
        return Messages.ERROR_WRONG_EMAIL_OR_PASSWORD_FORBIDDEN;
    } else {
        OAuth2AccessDeniedException oauthException = null;

        if (error instanceof OAuth2AccessDeniedException) {
            oauthException = (OAuth2AccessDeniedException) error;
        } else if (error.getCause() instanceof OAuth2AccessDeniedException) {
            oauthException = (OAuth2AccessDeniedException) error.getCause();
        }
        if (oauthException != null) {
            return NLS.bind(Messages.ERROR_ACCESS_TOKEN, oauthException.getOAuth2ErrorCode());
        }
    }
    return null;
}

From source file:fiftyfive.wicket.util.LoggingUtils.java

/**
 * Attempts to find the most meaningful exception in a runtime exception
 * chain by stripping away the exceptions commonly used as "wrappers",
 * namely: RuntimeException, WicketRuntimeException,
 * InvocationTargetException and ExecutionException. These four exception
 * types are usually language cruft that don't add much desciptive value.
 * <p>/*from  w w w. j  ava  2s .  com*/
 * For example, if the exception chain is:
 * <pre class="example">
 * WicketRuntimeException
 * -> InvocationTargetException
 *    -> MyBusinessException
 *       -> SQLException</pre>
 * <p>
 * Then the unwrapped exception would be {@code MyBusinessException}. 
 */
public static Throwable unwrap(Throwable e) {
    Args.notNull(e, "e");

    Throwable unwrapped = e;
    while (true) {
        Throwable cause = null;

        if (unwrapped instanceof WicketRuntimeException || unwrapped instanceof InvocationTargetException
                || unwrapped instanceof ExecutionException
                || unwrapped.getClass().equals(RuntimeException.class)) {
            cause = unwrapped.getCause();
        }
        if (null == cause || unwrapped == cause) {
            break;
        }
        unwrapped = cause;
    }
    return unwrapped;
}

From source file:kr.co.aim.nanoframe.exception.ErrorSignal.java

public static nanoFrameErrorSignal getNotifyException(Throwable e) {
    if (e instanceof nanoFrameErrorSignal)
        return (nanoFrameErrorSignal) e;
    else if (e instanceof InvocationTargetException) {
        Throwable cause = ((InvocationTargetException) e).getTargetException();
        return getNotifyException(cause);
    } else if (e instanceof SQLException) {
        return getNotifyException((SQLException) e, null, null);
    } else if (e instanceof DataAccessException) {
        return getNotifyException((DataAccessException) e);
    } else if (e instanceof NestedRuntimeException) {
        Throwable cause = ((NestedRuntimeException) e).getMostSpecificCause();
        if (cause != null)
            return new nanoFrameErrorSignal(ErrorSignal.UnexprectedSignal, e.getMessage(), e);
        else {//from ww  w .  j a  va  2  s  . com
            cause = e.getCause();
            if (cause != null)
                return new nanoFrameErrorSignal(ErrorSignal.UnexprectedSignal, e.getMessage(), e);
        }
    }

    return new nanoFrameErrorSignal(ErrorSignal.UnexprectedSignal, e.getMessage(), e);
}