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.zimbra.cs.datasource.DataSourceManager.java

private static String generateErrorMessage(Throwable t) {
    StringBuilder buf = new StringBuilder();
    while (t != null) {
        // HACK: go with JavaMail error message
        if (t.getClass().getName().startsWith("javax.mail.")) {
            String msg = t.getMessage();
            return msg != null ? msg : t.toString();
        }/*  w  w w.jav  a  2  s.c  om*/
        if (buf.length() > 0) {
            buf.append(", ");
        }
        String msg = t.getMessage();
        buf.append(msg != null ? msg : t.toString());
        t = t.getCause();
    }
    return buf.toString();
}

From source file:com.intuit.tank.util.ExceptionHandler.java

/**
 * @param status/*from w w  w .j a v  a  2s  . co  m*/
 * @return
 */
private Throwable getRoot(Throwable t) {
    while (t.getCause() != null && t.getCause() != t) {
        t = t.getCause();
    }
    return t;
}

From source file:dap4.servlet.CDMDSP.java

/**
 * Make sure that NC4Iosp is registered and library loaded
 *///from w w  w  .  j ava 2  s .co m
static public void loadNc4Iosp() throws DapException {
    if (nc4loaded)
        return;
    nc4loaded = true;
    if (!NetcdfFile.iospRegistered(NC4CLASS)) {
        try {
            // register before H5Iosp
            NetcdfFile.registerIOProvider(NC4CLASS, false);
            Nc4Iosp.setLibraryAndPath(null, null); // use defaults
        } catch (Throwable e) {
            DapLog.error("Cant load IOSP Nc4Iosp");
            throw new DapException(e.getMessage(), e.getCause());
        }
    }
}

From source file:com.tesora.dve.mysqlapi.repl.MyReplicationVisitorDispatch.java

public static void executeLDB(ServerDBConnection dbCon, final ChannelHandlerContext channelHandlerContext,
        final byte[] readData) throws SQLException {
    try {//w  w w  . j  a  va  2 s  .c  om
        final SSConnection ssCon1 = dbCon.getSSConn();
        Throwable t = ssCon1.executeInContext(new Callable<Throwable>() {
            public Throwable call() {
                try {
                    LoadDataBlockExecutor.executeInsert(channelHandlerContext, ssCon1,
                            LoadDataBlockExecutor.processDataBlock(channelHandlerContext, ssCon1, readData));
                } catch (Throwable e) {
                    return e;
                }
                return null;
            }
        });
        if (t != null && t.getCause() != null) {
            throw new PEException(t);
        }
    } catch (Throwable t) {
        throw new SQLException(t);
    }
}

From source file:org.apache.camel.component.dns.DNSIPEndpointSpringTest.java

@Test
public void testNullIPRequests() throws Exception {
    _resultEndpoint.expectedMessageCount(0);
    try {//from   w ww .j a v  a 2s.  co  m
        _template.sendBodyAndHeader("hello", "dns.domain", null);
    } catch (Throwable t) {
        assertTrue(t.getCause() instanceof IllegalArgumentException);
    }
    _resultEndpoint.assertIsSatisfied();
}

From source file:org.apache.camel.component.dns.DNSIPEndpointSpringTest.java

@Test
public void testEmptyIPRequests() throws Exception {
    _resultEndpoint.expectedMessageCount(0);
    try {/*from  w w w.j  av  a 2s  . c  o  m*/
        _template.sendBodyAndHeader("hello", "dns.domain", "");
    } catch (Throwable t) {
        assertTrue(t.getCause() instanceof IllegalArgumentException);
    }
    _resultEndpoint.assertIsSatisfied();
}

From source file:zarg.bank.rest.web.BankRestController.java

@ExceptionHandler(ExecutionException.class)
public ResponseEntity<String> handleIOException(final ExecutionException ex) {
    Throwable cause = ex;
    while (cause.getCause() != null) {
        cause = cause.getCause();/*from www .  jav a 2 s  . c om*/
    }
    return new ResponseEntity<>("{\"error\": \"" + cause.getMessage() + "\"}", HttpStatus.BAD_REQUEST);
}

From source file:com.ibm.jaql.lang.expr.core.ExpectExceptionFn.java

@Override
public JsonValue eval(final Context context) throws Exception {
    try {/*from  w  w w.ja v  a  2 s . c  o m*/
        JsonValue value = exprs[0].eval(context);
        throw new RuntimeException("Expected exception but found " + value);
    } catch (Exception ex) {
        if (exprs.length == 1) {
            LOG.info("any exception expected", ex);
            return EXPECTED;
        }
        Throwable cause = ex;
        while (cause.getCause() != null) {
            cause = cause.getCause();
        }
        Class<?> causeClass = cause.getClass();
        for (int i = 1; i < exprs.length; i++) {
            JsonString js = (JsonString) exprs[1].eval(context);
            Class<?> cls = ClassLoaderMgr.resolveClass(js.toString());
            if (cls.isAssignableFrom(causeClass)) {
                LOG.info("exception was expected " + cls.getName().toString(), ex);
                return EXPECTED;
            }
        }
        throw new RuntimeException("expected an exception, but not this one", ex);
    }
}

From source file:com.opendoorlogistics.core.utils.strings.Strings.java

/**
 * Gets the list of all messages from the exception and and the ancestor exception(s) that caused it. The list is returned in chronological order.
 * //from w w  w  .j a  v a  2 s  .  co  m
 * @param e
 * @return
 */
public static List<String> getExceptionMessages(Throwable e) {
    // get reversed list of causes so its chronological
    ArrayList<Throwable> causes = new ArrayList<>();
    while (e != null) {
        causes.add(e);
        e = e.getCause();
    }
    Collections.reverse(causes);

    // get the list of messages
    ArrayList<String> messages = new ArrayList<>();

    ArrayList<String> ret = new ArrayList<>();
    for (Throwable exception : causes) {
        if (isEmpty(exception.getMessage()) == false) {
            String msg = exception.getMessage();

            // skip if part of the message has already been shown as its likely just the same message with
            // the exception class name added to the start
            boolean found = false;
            for (String shown : messages) {
                if (shown.length() > 3 && msg.toLowerCase().contains(shown.toLowerCase())) {
                    found = true;
                    break;
                }
            }

            if (!found) {
                // save to list of shown messages
                messages.add(msg);

                // only print the exception type if it gives the user some information
                if (exception.getClass() != Exception.class && exception.getClass() != RuntimeException.class) {
                    ret.add("Exception of type \"" + exception.getClass().getSimpleName() + "\" : " + msg);
                } else {
                    ret.add(msg);
                }
            }

        }
    }
    return ret;
}

From source file:org.duracloud.snapshot.db.DatabaseInitializer.java

private Throwable getRootCause(Throwable throwable) {
    if (throwable.getCause() != null) {
        return getRootCause(throwable.getCause());
    }//from  w  ww  .j a v a2s .  c  om
    return throwable;
}