Example usage for java.lang RuntimeException getCause

Introduction

In this page you can find the example usage for java.lang RuntimeException 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:org.apache.tuscany.sca.binding.jsonrpc.provider.JsonRpcServlet.java

@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    if ("smd".equals(request.getQueryString())) {
        handleSMDRequest(request, response);
        return;// w w  w  .  j  a v  a2 s. c  o  m
    }
    try {
        handleJsonRpcInvocation(request, response);

    } catch (RuntimeException re) {
        if (re.getCause() instanceof javax.security.auth.login.LoginException) {
            response.setHeader("WWW-Authenticate", "BASIC realm=\"" + "ldap-realm" + "\"");
            response.sendError(HttpServletResponse.SC_UNAUTHORIZED);
        } else {
            throw re;
        }
    }

}

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From source file:de.lemo.apps.restws.client.InitialisationImpl.java

@Override
public JSONObject taskResult(String taskId) {

    JSONObject json = new JSONObject();
    Response taskResult = null;//from  w ww . j a va  2  s .c  om
    try {
        taskResult = taskManager.taskResult(taskId);
    } catch (RuntimeException e) {
        if (!e.getCause().getClass().equals(ConnectionPoolTimeoutException.class)) {
            // ignore ConnectionPoolTimeoutException, rethrow anything else
            //throw e;
        }
    }

    int status = (taskResult == null) ? HttpStatus.SC_GATEWAY_TIMEOUT : taskResult.getStatus();

    if (status == HttpStatus.SC_INTERNAL_SERVER_ERROR) {
        // DMS error (maybe a processing timeout)
        json.put("status", HttpStatus.SC_BAD_GATEWAY);
    } else {
        json.put("status", status);
    }

    if (status == HttpStatus.SC_OK) {
        @SuppressWarnings("unchecked")
        ClientResponse<String> clientResponse = (ClientResponse<String>) taskResult;
        String analysisResult = clientResponse.getEntity(String.class);
        json.put("bideResult", new JSONObject(analysisResult));
    }
    return json;
}

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From source file:org.grouplens.lenskit.eval.graph.GraphDumper.java

/**
 * Process a node.//from  w  ww  . ja va2  s .  co m
 *
 * @param node The node to process
 * @return The node's target descriptor (ID, possibly with port).
 */
String process(DAGNode<Component, Dependency> node) throws IOException {
    Preconditions.checkNotNull(node, "node must not be null");
    if (nodeTargets.isEmpty()) {
        throw new IllegalStateException("root node has not been set");
    }
    String id = nodeIds.get(node);
    String tgt;
    if (id == null) {
        id = "N" + nodeIds.size();
        nodeIds.put(node, id);
        Component csat = node.getLabel();
        assert csat != null;
        Satisfaction sat = csat.getSatisfaction();
        try {
            tgt = sat.visit(new Visitor(node, id));
        } catch (RuntimeException e) {
            if (e.getCause() instanceof IOException) {
                throw (IOException) e.getCause();
            } else {
                throw e;
            }
        }
        Preconditions.checkNotNull(tgt, "the returned target was null");
        nodeTargets.put(id, tgt);
    } else {
        tgt = nodeTargets.get(id);
        if (tgt == null) {
            // tentatively use the node ID, we might remap it later
            tgt = id;
        }
    }
    return tgt;
}

---

From source file:org.apache.james.mailrepository.file.FileMailRepository.java

@Override
public Mail retrieve(String key) throws MessagingException {
    try {/*from  w ww .  ja  va2s  .c  o m*/
        Mail mc;
        try {
            mc = (Mail) objectRepository.get(key);
        } catch (RuntimeException re) {
            StringBuilder exceptionBuffer = new StringBuilder(128);
            if (re.getCause() instanceof Error) {
                exceptionBuffer.append("Error when retrieving mail, not deleting: ").append(re.toString());
            } else {
                exceptionBuffer.append("Exception retrieving mail: ").append(re.toString())
                        .append(", so we're deleting it.");
                remove(key);
            }
            final String errorMessage = exceptionBuffer.toString();
            getLogger().warn(errorMessage);
            getLogger().debug(errorMessage, re);
            return null;
        }
        MimeMessageStreamRepositorySource source = new MimeMessageStreamRepositorySource(streamRepository,
                destination, key);
        mc.setMessage(new MimeMessageCopyOnWriteProxy(source));

        return mc;
    } catch (Exception me) {
        getLogger().error("Exception retrieving mail: " + me);
        throw new MessagingException("Exception while retrieving mail: " + me.getMessage(), me);
    }
}

---

From source file:com.rackspacecloud.blueflood.io.serializers.SerializationTest.java

@Test(expected = SerializationException.class)
public void testSerializeStringFails() throws Throwable {
    try {/*from  w w  w  .  j a v  a  2 s .c  o m*/
        NumericSerializer.serializerFor(String.class).toByteBuffer("words");
    } catch (RuntimeException e) {
        throw e.getCause();
    }
}

---

From source file:com.rackspacecloud.blueflood.io.serializers.SerializationTest.java

@Test(expected = SerializationException.class)
public void testVersion2FullDeserializeBadType() throws Throwable {
    byte[] buf = new byte[] { 0, 2 };
    try {/* www. j  av a2s.c o m*/
        NumericSerializer.serializerFor(Object.class).fromByteBuffer(ByteBuffer.wrap(buf));
    } catch (RuntimeException e) {
        throw e.getCause();
    }
}

---

From source file:org.apache.juddi.v3.client.mapping.UDDIServiceCache.java

public void publishAndRegisterHttpCallbackEndpoint() throws BindException {
    if (clerk != null && listenerEndpoint == null) {
        try {/*w  ww . j  a va  2  s  .co  m*/
            listenerServiceUrl = new URL(urlLocalizer.rewrite(new URL(DEFAULT_SUBSCRIPTION_LISTENER_URL)));
            WSDL2UDDI wsdl2UDDI = new WSDL2UDDI(clerk, urlLocalizer, properties);
            Definition wsdlDefinition = new ReadWSDL()
                    .readWSDL("org/apache/juddi/v3/client/mapping/UDDIClientSubscriptionListener.wsdl");

            String bindingKey = wsdl2UDDI
                    .registerBusinessService(SUBSCRIPTION_LISTENER_SERVICE_NAME,
                            SUBSCRIPTION_LISTENER_PORT_NAME, listenerServiceUrl, wsdlDefinition)
                    .getBindingKey();
            UDDISubscriptionListenerPortType subscriptionListener = new UDDIClientSubscriptionListenerImpl(
                    bindingKey, this);
            log.info("Bringing up a UDDIClientSubscriptionListenerImpl on Endpoint "
                    + listenerServiceUrl.toExternalForm());
            listenerEndpoint = Endpoint.create(subscriptionListener);
            listenerEndpoint.publish(listenerServiceUrl.toExternalForm());

            log.info("Registering a CallbackSubscription to this endpoint using bindingKey " + bindingKey);
            registerSubscription(bindingKey);

        } catch (RuntimeException t) {
            listenerEndpoint = null;
            if (t.getCause() instanceof BindException) {
                throw new BindException(t.getCause().getMessage());
            } else {
                throw t;
            }
        } catch (Exception e) {
            log.error("Cannot publish or register the CallbackEndpoint " + e.getMessage(), e);
        }
    }
}

---

From source file:com.rackspacecloud.blueflood.io.serializers.SerializationTest.java

@Test(expected = UnexpectedStringSerializationException.class)
public void testDeserializeStringDoesNotFail() throws Throwable {
    // this is what a string looked like previously.
    try {/*from  www .  ja v  a2s .  c  o  m*/
        String serialized = "AHMWVGhpcyBpcyBhIHRlc3Qgc3RyaW5nLg==";
        ByteBuffer bb = ByteBuffer.wrap(Base64.decodeBase64(serialized.getBytes()));
        NumericSerializer.serializerFor(SimpleNumber.class).fromByteBuffer(bb);
    } catch (RuntimeException ex) {
        throw ex.getCause();
    }
}

---

From source file:com.rackspacecloud.blueflood.io.serializers.SerializationTest.java

@Test(expected = SerializationException.class)
public void testCannotRoundtripBytes() throws Throwable {
    try {// w w  w.ja  v a 2  s  .  c om
        byte[] expected = new byte[] { 1, 2, 3, 4, 5 };
        AbstractSerializer ser = NumericSerializer.serializerFor(SimpleNumber.class);
        byte[] actual = (byte[]) ser.fromByteBuffer(ser.toByteBuffer(expected));
        Assert.assertArrayEquals(expected, actual);
    } catch (RuntimeException ex) {
        throw ex.getCause();
    }
}

---

From source file:com.rackspacecloud.blueflood.io.serializers.SerializationTest.java

@Test(expected = SerializationException.class)
public void testCannotRoundtripStringWithNullType() throws Throwable {
    try {/*  www  .  j a v  a 2  s. c  om*/
        String expected = "this is a string";
        ColumnFamily<Locator, Long> CF = null;
        ByteBuffer bb = NumericSerializer.serializerFor((Class) null).toByteBuffer(expected);
        String actual = (String) NumericSerializer.serializerFor((Class) null).fromByteBuffer(bb);
        Assert.assertEquals(expected, actual);
    } catch (RuntimeException ex) {
        throw ex.getCause();
    }
}

---

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