Example usage for org.springframework.util ReflectionUtils rethrowRuntimeException

Introduction

In this page you can find the example usage for org.springframework.util ReflectionUtils rethrowRuntimeException.

Prototype

public static void rethrowRuntimeException(Throwable ex) 

Source Link

Document

Rethrow the given Throwable exception , which is presumably the target exception of an InvocationTargetException .

Usage

From source file:org.springframework.cloud.etcd.discovery.EtcdDiscoveryProperties.java

public static InetAddress getIpAddress() {
    try {// ww w.j  a va2s  . co m
        for (Enumeration<NetworkInterface> enumNic = NetworkInterface.getNetworkInterfaces(); enumNic
                .hasMoreElements();) {
            NetworkInterface ifc = enumNic.nextElement();
            if (ifc.isUp()) {
                for (Enumeration<InetAddress> enumAddr = ifc.getInetAddresses(); enumAddr.hasMoreElements();) {
                    InetAddress address = enumAddr.nextElement();
                    if (address instanceof Inet4Address && !address.isLoopbackAddress()) {
                        return address;
                    }
                }
            }
        }
        return InetAddress.getLocalHost();
    } catch (UnknownHostException e) {
        ReflectionUtils.rethrowRuntimeException(e);
        return null;
    } catch (IOException e) {
        log.warn("Unable to find non-loopback address", e);
        return null;
    }
}

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From source file:org.springframework.cloud.etcd.discovery.EtcdLifecycle.java

protected void register(Service service) {
    try {/*from   ww  w  .  j  ava2 s  . c om*/
        log.info("Registering service with etcd: " + service);
        String key = getServiceKey(service.appName, service.getId());
        //TODO: what should be serialized about the service?
        String value = props.getHostname() + ":" + service.getPort();
        etcd.put(key, value).ttl(props.getTtl()).send().get();
    } catch (IOException | TimeoutException | EtcdException e) {
        ReflectionUtils.rethrowRuntimeException(e);
    }
}

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From source file:org.springframework.cloud.etcd.discovery.EtcdLifecycle.java

private void deregister(String appName, String serviceId) {
    try {//from  ww w  .j  ava  2  s.  co m
        etcd.delete(getServiceKey(appName, serviceId)).send();
    } catch (IOException e) {
        ReflectionUtils.rethrowRuntimeException(e);
    }
}

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From source file:org.springframework.cloud.etcd.discovery.EtcdServerList.java

private List<EtcdServer> getServers() {
    List<EtcdServer> servers = null;
    try {//w w w .  j  ava2s.c o  m
        if (etcd == null) {
            return Collections.emptyList();
        }

        EtcdKeysResponse response = etcd.getDir(props.getDiscoveryPrefix() + "/" + serviceId).send().get();

        if (response.node.nodes == null || response.node.nodes.isEmpty()) {
            return Collections.emptyList();
        }

        servers = new ArrayList<>();
        for (EtcdNode node : response.node.nodes) {
            String[] appInfo = getAppInfo(node.key);
            String[] strings = node.value.split(":");

            EtcdServer server = new EtcdServer(appInfo[0], appInfo[1], strings[0], strings[1]);
            servers.add(server);
        }
    } catch (IOException | TimeoutException | EtcdException e) {
        ReflectionUtils.rethrowRuntimeException(e);
    }

    return servers;
}

---

From source file:org.springframework.cloud.netflix.zuul.filters.post.SendErrorFilter.java

@Override
public Object run() {
    try {/*from  ww  w. j ava  2s.  c o  m*/
        RequestContext ctx = RequestContext.getCurrentContext();
        ZuulException exception = findZuulException(ctx.getThrowable());
        HttpServletRequest request = ctx.getRequest();

        request.setAttribute("javax.servlet.error.status_code", exception.nStatusCode);

        log.warn("Error during filtering", exception);
        request.setAttribute("javax.servlet.error.exception", exception);

        if (StringUtils.hasText(exception.errorCause)) {
            request.setAttribute("javax.servlet.error.message", exception.errorCause);
        }

        RequestDispatcher dispatcher = request.getRequestDispatcher(this.errorPath);
        if (dispatcher != null) {
            ctx.set(SEND_ERROR_FILTER_RAN, true);
            if (!ctx.getResponse().isCommitted()) {
                dispatcher.forward(request, ctx.getResponse());
            }
        }
    } catch (Exception ex) {
        ReflectionUtils.rethrowRuntimeException(ex);
    }
    return null;
}

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From source file:org.springframework.cloud.zookeeper.config.ZookeeperPropertySource.java

private byte[] getPropertyBytes(String fullPath) {
    try {/*from w  ww  . ja  va 2s .  c  o m*/
        byte[] bytes = null;
        try {
            bytes = this.getSource().getData().forPath(fullPath);
        } catch (KeeperException e) {
            if (e.code() != KeeperException.Code.NONODE) { // not found
                throw e;
            }
        }
        return bytes;
    } catch (Exception exception) {
        ReflectionUtils.rethrowRuntimeException(exception);
    }
    return null;
}

---

From source file:org.springframework.cloud.zookeeper.config.ZookeeperPropertySource.java

private void findProperties(String path) {
    try {//from w ww .  j  a  va2  s .  com
        log.trace("entering findProperties for path: " + path);
        List<String> children = null;
        try {
            children = this.getSource().getChildren().forPath(path);
        } catch (KeeperException e) {
            if (e.code() != KeeperException.Code.NONODE) { // not found
                throw e;
            }
        }
        if (children == null || children.isEmpty()) {
            return;
        }
        for (String child : children) {
            String childPath = path + "/" + child;
            byte[] bytes = getPropertyBytes(childPath);
            if (bytes == null || bytes.length == 0) {
                findProperties(childPath);
            } else {
                String key = sanitizeKey(childPath);
                this.properties.put(key, new String(bytes, Charset.forName("UTF-8")));
            }
        }
        log.trace("leaving findProperties for path: " + path);
    } catch (Exception exception) {
        ReflectionUtils.rethrowRuntimeException(exception);
    }
}

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From source file:org.springframework.cloud.zookeeper.config.ZookeeperPropertySourceLocator.java

@Override
public PropertySource<?> locate(Environment environment) {
    if (environment instanceof ConfigurableEnvironment) {
        ConfigurableEnvironment env = (ConfigurableEnvironment) environment;
        String appName = env.getProperty("spring.application.name");
        List<String> profiles = Arrays.asList(env.getActiveProfiles());

        String root = this.properties.getRoot();
        this.contexts = new ArrayList<>();

        String defaultContext = root + "/" + this.properties.getDefaultContext();
        this.contexts.add(defaultContext);
        addProfiles(this.contexts, defaultContext, profiles);

        StringBuilder baseContext = new StringBuilder(root);
        if (!appName.startsWith("/")) {
            baseContext.append("/");
        }/*from  ww  w  .  j  a  v  a2 s . co  m*/
        baseContext.append(appName);
        this.contexts.add(baseContext.toString());
        addProfiles(this.contexts, baseContext.toString(), profiles);

        CompositePropertySource composite = new CompositePropertySource("zookeeper");

        Collections.reverse(this.contexts);

        for (String propertySourceContext : this.contexts) {
            try {
                PropertySource propertySource = create(propertySourceContext);
                composite.addPropertySource(propertySource);
                // TODO: howto call close when /refresh
            } catch (Exception e) {
                if (this.properties.isFailFast()) {
                    ReflectionUtils.rethrowRuntimeException(e);
                } else {
                    log.warn("Unable to load zookeeper config from " + propertySourceContext, e);
                }
            }
        }

        return composite;
    }
    return null;
}

---

From source file:org.springframework.cloud.zookeeper.discovery.ZookeeperDiscoveryClient.java

@Override
public List<org.springframework.cloud.client.ServiceInstance> getInstances(final String serviceId) {
    try {/*from  w  w  w  .  j  av a 2s .  c om*/
        String serviceIdToQuery = getServiceIdToQuery(serviceId);
        Collection<ServiceInstance<ZookeeperInstance>> zkInstances = this.serviceDiscovery.getServiceDiscovery()
                .queryForInstances(serviceIdToQuery);
        List<org.springframework.cloud.client.ServiceInstance> instances = new ArrayList<>();
        for (ServiceInstance<ZookeeperInstance> instance : zkInstances) {
            instances.add(createServiceInstance(serviceIdToQuery, instance));
        }
        return instances;
    } catch (Exception exception) {
        ReflectionUtils.rethrowRuntimeException(exception);
    }
    return new ArrayList<>();
}

---

From source file:org.springframework.cloud.zookeeper.discovery.ZookeeperLifecycle.java

@Override
protected void register() {
    if (!this.properties.isRegister()) {
        log.debug("Registration disabled.");
        return;//from   w w  w.  j  a va  2s.com
    }
    try {
        this.serviceDiscovery.getServiceDiscovery().start();
    } catch (Exception e) {
        ReflectionUtils.rethrowRuntimeException(e);
    }
}

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