Example usage for java.lang IllegalStateException getCause

Introduction

In this page you can find the example usage for java.lang IllegalStateException 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:co.runrightfast.vertx.core.RunRightFastVerticle.java

/**
 * An IllegalStateException is thrown if a codec is already registered with the same name. Ignore the exception.
 *
 * @param <REQ>//from   w  ww .j  a  va  2 s  .  com
 * @param <RESP>
 * @param config
 */
private <REQ extends Message, RESP extends Message> void registerMessageCodecs(
        final MessageConsumerConfig<REQ, RESP> config) {
    final EventBus eventBus = vertx.eventBus();
    try {
        final MessageCodec codec = new ProtobufMessageCodec(
                config.getAddressMessageMapping().getRequestDefaultInstance());
        eventBus.registerDefaultCodec(config.getAddressMessageMapping().getRequestDefaultInstance().getClass(),
                codec);
    } catch (final IllegalStateException e) {
        log.logp(FINE, CLASS_NAME, "registerMessageCodecs", "failed to register codec for request message",
                e.getCause());
    }

    config.getAddressMessageMapping().getResponseDefaultInstance().ifPresent(responseDefaultInstance -> {
        try {
            // TODO: Investigate why Optional type is lost - forced to cast responseDefaultInstance to Message
            final MessageCodec codec = new ProtobufMessageCodec((Message) responseDefaultInstance);
            eventBus.registerDefaultCodec(responseDefaultInstance.getClass(), codec);
        } catch (final IllegalStateException e) {
            log.logp(FINE, CLASS_NAME, "registerMessageCodecs", "failed to register codec for response message",
                    e.getCause());
        }
    });
}

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From source file:co.paralleluniverse.fibers.httpclient.FiberHttpClient.java

@Override
@Suspendable//from w w  w .j a  v a2 s . com
protected final CloseableHttpResponse doExecute(final HttpHost target, final HttpRequest request,
        final HttpContext context) throws IOException, ClientProtocolException {
    try {
        for (int executionCount = 0;; executionCount++) {
            try {
                final HttpResponse response = new AsyncHttpReq() {
                    @Override
                    protected void requestAsync() {
                        client.execute(target, request, context, this);
                    }
                }.run();
                return new CloseableHttpResponseWrapper(response);
            } catch (IOException ex) {
                if (httpRequestRetryHandler != null
                        && httpRequestRetryHandler.retryRequest(ex, executionCount, context)) {
                    if (this.log.isInfoEnabled()) {
                        this.log.info("I/O exception (" + ex.getClass().getName()
                                + ") caught when processing request: " + ex.getMessage());
                    }
                    if (this.log.isDebugEnabled()) {
                        this.log.debug(ex.getMessage(), ex);
                    }
                    this.log.info("Retrying request");
                } else
                    throw ex;
            }
        }
    } catch (SuspendExecution e) {
        throw new AssertionError();
    } catch (IllegalStateException ise) {
        if (ioreactor != null) {
            final List<ExceptionEvent> events = ioreactor.getAuditLog();
            if (events != null) {
                for (ExceptionEvent event : events) {
                    final StringBuilder msg = new StringBuilder();
                    msg.append("Apache Async HTTP Client I/O Reactor exception timestamp: ");
                    msg.append(event.getTimestamp());
                    if (event.getCause() != null) {
                        msg.append(", cause stacktrace:\n");
                        final StringWriter sw = new StringWriter();
                        final PrintWriter pw = new PrintWriter(sw);
                        ise.getCause().printStackTrace(pw);
                        msg.append(sw.toString());
                    }
                    this.log.fatal(msg.toString());
                }
            }
        }
        throw ise;
    }
}

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From source file:org.opendaylight.vtn.manager.internal.util.vnode.VTNMacMapStatusTest.java

/**
 * Test case for {@link VTNMacMapStatus#VTNMacMapStatus()} and
 * {@link VTNMacMapStatus#VTNMacMapStatus(MacMapStatus)}.
 *///from   www.  j  a va2  s  .  com
@Test
public void testConstructor() {
    // Test case for an empty instance.
    VTNMacMapStatus vmst = new VTNMacMapStatus();
    MacMapStatus empty = new MacMapStatusBuilder().build();
    assertEquals(empty, vmst.toMacMapStatus());
    assertFalse(vmst.isDirty());

    vmst = new VTNMacMapStatus(null);
    assertEquals(empty, vmst.toMacMapStatus());
    assertFalse(vmst.isDirty());

    vmst = new VTNMacMapStatus(empty);
    assertEquals(empty, vmst.toMacMapStatus());
    assertFalse(vmst.isDirty());

    HostMap hostMap = new HostMap();
    MacVlan[] hosts = { new MacVlan(0x001122334455L, 0), new MacVlan(0xfeffabcdef00L, 0),
            new MacVlan(0xfeffabcdef05L, 1), new MacVlan(0xfeffabcdef0aL, 100),
            new MacVlan(0xfeffabcdefffL, 123), new MacVlan(0x000000000001L, 4094),
            new MacVlan(0x00000000000aL, 4094), new MacVlan(0xfc927ace41d7L, 4095), };

    List<MappedHost> mhosts = new ArrayList<>();
    for (MacVlan mv : hosts) {
        SalPort sport = getPort();
        hostMap.put(mv, sport);

        MappedHost mhost = new MappedHostBuilder().setMacAddress(mv.getMacAddress())
                .setPortId(sport.getNodeConnectorId()).setVlanId(new VlanId(mv.getVlanId())).build();
        mhosts.add(mhost);
        MacMapStatus mst = new MacMapStatusBuilder().setMappedHost(mhosts).build();
        vmst = new VTNMacMapStatus(mst);
        hostMap.verify(vmst.toMacMapStatus());

        // Add one more host at the same port.
        long mac = mv.getAddress();
        MacVlan newMv = new MacVlan(mac + 1L, mv.getVlanId());
        hostMap.put(newMv, sport);

        mhost = new MappedHostBuilder().setMacAddress(newMv.getMacAddress())
                .setPortId(sport.getNodeConnectorId()).setVlanId(new VlanId(newMv.getVlanId())).build();
        mhosts.add(mhost);
        mst = new MacMapStatusBuilder().setMappedHost(mhosts).build();
        vmst = new VTNMacMapStatus(mst);
        hostMap.verify(vmst.toMacMapStatus());
    }

    // Test case for invalid mac-map-status.
    MappedHost mhost = new MappedHostBuilder().build();
    mhosts = Collections.singletonList(mhost);
    MacMapStatus mst = new MacMapStatusBuilder().setMappedHost(mhosts).build();
    try {
        new VTNMacMapStatus(mst);
        unexpected();
    } catch (IllegalStateException e) {
        Throwable cause = e.getCause();
        assertEquals(NullPointerException.class, cause.getClass());
        String msg = "Unable to cache mac-map-status: " + cause.getMessage();
        assertEquals(msg, e.getMessage());
    }
}

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