Examples with Invoker org.apache.dubbo.rpc.Invoker used on opensource projects

Example 21 with Invoker

use of org.apache.dubbo.rpc.Invoker in project dubbo by alibaba.

the class RegistryDirectoryTest method testNofityOverrideUrls_disabled_specifiedProvider.

/**
 * Test override disables a specified service provider through enable=false
 * It is expected that a specified service provider can be disable.
 */
@Test
public void testNofityOverrideUrls_disabled_specifiedProvider() {
    RegistryDirectory registryDirectory = getRegistryDirectory();
    invocation = new RpcInvocation();
    List<URL> durls = new ArrayList<URL>();
    durls.add(SERVICEURL.setHost("10.20.30.140"));
    durls.add(SERVICEURL.setHost("10.20.30.141"));
    registryDirectory.notify(durls);
    durls = new ArrayList<URL>();
    durls.add(URL.valueOf("override://10.20.30.140:9091?" + DISABLED_KEY + "=true"));
    registryDirectory.notify(durls);
    List<Invoker<?>> invokers = registryDirectory.list(invocation);
    Assertions.assertEquals(1, invokers.size());
    Assertions.assertEquals("10.20.30.141", invokers.get(0).getUrl().getHost());
    durls = new ArrayList<URL>();
    durls.add(URL.valueOf("empty://0.0.0.0?" + DISABLED_KEY + "=true&" + CATEGORY_KEY + "=" + CONFIGURATORS_CATEGORY));
    registryDirectory.notify(durls);
    List<Invoker<?>> invokers2 = registryDirectory.list(invocation);
    Assertions.assertEquals(2, invokers2.size());
}

Example 22 with Invoker

use of org.apache.dubbo.rpc.Invoker in project dubbo by alibaba.

the class RegistryDirectoryTest method test_Notified_withGroupFilter.

@Test
public void test_Notified_withGroupFilter() {
    URL directoryUrl = noMeaningUrl.addParameterAndEncoded(REFER_KEY, "interface" + service + "&group=group1,group2");
    RegistryDirectory directory = this.getRegistryDirectory(directoryUrl);
    URL provider1 = URL.valueOf("dubbo://10.134.108.1:20880/" + service + "?methods=getXXX&group=group1&mock=false&application=mockApplication");
    URL provider2 = URL.valueOf("dubbo://10.134.108.1:20880/" + service + "?methods=getXXX&group=group2&mock=false&application=mockApplication");
    List<URL> providers = new ArrayList<>();
    providers.add(provider1);
    providers.add(provider2);
    directory.notify(providers);
    invocation = new RpcInvocation();
    invocation.setMethodName("getXXX");
    List<Invoker<DemoService>> invokers = directory.list(invocation);
    Assertions.assertEquals(2, invokers.size());
    Assertions.assertTrue(invokers.get(0) instanceof MockClusterInvoker);
    Assertions.assertTrue(invokers.get(1) instanceof MockClusterInvoker);
    directoryUrl = noMeaningUrl.addParameterAndEncoded(REFER_KEY, "interface" + service + "&group=group1");
    directory = this.getRegistryDirectory(directoryUrl);
    directory.notify(providers);
    invokers = directory.list(invocation);
    Assertions.assertEquals(2, invokers.size());
    Assertions.assertFalse(invokers.get(0) instanceof MockClusterInvoker);
    Assertions.assertFalse(invokers.get(1) instanceof MockClusterInvoker);
}

Example 23 with Invoker

use of org.apache.dubbo.rpc.Invoker in project dubbo by alibaba.

the class RegistryDirectoryTest method testNotifyoverrideUrls_Nouse.

/**
 * Test whether the override rule have a high priority
 * Scene: the rules of the push are the same as the parameters of the provider
 * Expectation: no need to be re-referenced
 */
@Test
public void testNotifyoverrideUrls_Nouse() {
    RegistryDirectory registryDirectory = getRegistryDirectory();
    invocation = new RpcInvocation();
    List<URL> durls = new ArrayList<URL>();
    // One is the same, one is different
    durls.add(SERVICEURL.addParameter("timeout", "1"));
    durls.add(SERVICEURL2.addParameter("timeout", "1").addParameter("connections", "5"));
    registryDirectory.notify(durls);
    List<Invoker<?>> invokers = registryDirectory.list(invocation);
    Assertions.assertEquals(2, invokers.size());
    Map<String, Invoker<?>> map = new HashMap<>();
    map.put(invokers.get(0).getUrl().getAddress(), invokers.get(0));
    map.put(invokers.get(1).getUrl().getAddress(), invokers.get(1));
    durls = new ArrayList<URL>();
    durls.add(URL.valueOf("override://0.0.0.0?timeout=1&connections=5"));
    registryDirectory.notify(durls);
    Assertions.assertTrue(registryDirectory.isAvailable());
    invokers = registryDirectory.list(invocation);
    Assertions.assertEquals(2, invokers.size());
    Map<String, Invoker<?>> map2 = new HashMap<>();
    map2.put(invokers.get(0).getUrl().getAddress(), invokers.get(0));
    map2.put(invokers.get(1).getUrl().getAddress(), invokers.get(1));
    // The parameters are different and must be rereferenced.
    Assertions.assertNotSame(map.get(SERVICEURL.getAddress()), map2.get(SERVICEURL.getAddress()), "object should not same");
    // The parameters can not be rereferenced
    Assertions.assertSame(map.get(SERVICEURL2.getAddress()), map2.get(SERVICEURL2.getAddress()), "object should not same");
}

Example 24 with Invoker

use of org.apache.dubbo.rpc.Invoker in project dubbo by alibaba.

the class StaticDirectoryTest method testStaticDirectory.

@Test
public void testStaticDirectory() {
    Router router = new ConditionRouterFactory().getRouter(getRouteUrl(" => " + " host = " + NetUtils.getLocalHost()));
    List<Router> routers = new ArrayList<Router>();
    routers.add(router);
    List<Invoker<String>> invokers = new ArrayList<Invoker<String>>();
    Invoker<String> invoker1 = new MockInvoker<String>(URL.valueOf("dubbo://10.20.3.3:20880/com.foo.BarService"));
    Invoker<String> invoker2 = new MockInvoker<String>(URL.valueOf("dubbo://" + NetUtils.getLocalHost() + ":20880/com.foo.BarService"));
    Invoker<String> invoker3 = new MockInvoker<String>(URL.valueOf("dubbo://" + NetUtils.getLocalHost() + ":20880/com.foo.BarService"));
    invokers.add(invoker1);
    invokers.add(invoker2);
    invokers.add(invoker3);
    List<Invoker<String>> filteredInvokers = router.route(invokers, URL.valueOf("consumer://" + NetUtils.getLocalHost() + "/com.foo.BarService"), new RpcInvocation());
    StaticDirectory<String> staticDirectory = new StaticDirectory<>(filteredInvokers);
    boolean isAvailable = staticDirectory.isAvailable();
    Assertions.assertTrue(!isAvailable);
    List<Invoker<String>> newInvokers = staticDirectory.list(new MockDirInvocation());
    Assertions.assertTrue(newInvokers.size() > 0);
    staticDirectory.destroy();
    Assertions.assertEquals(0, newInvokers.size());
}

Example 25 with Invoker

use of org.apache.dubbo.rpc.Invoker in project dubbo by alibaba.

the class FailoverClusterInvoker method doInvoke.

@Override
@SuppressWarnings({ "unchecked", "rawtypes" })
public Result doInvoke(Invocation invocation, final List<Invoker<T>> invokers, LoadBalance loadbalance) throws RpcException {
    List<Invoker<T>> copyInvokers = invokers;
    checkInvokers(copyInvokers, invocation);
    String methodName = RpcUtils.getMethodName(invocation);
    int len = calculateInvokeTimes(methodName);
    // retry loop.
    // last exception.
    RpcException le = null;
    // invoked invokers.
    List<Invoker<T>> invoked = new ArrayList<Invoker<T>>(copyInvokers.size());
    Set<String> providers = new HashSet<String>(len);
    for (int i = 0; i < len; i++) {
        // NOTE: if `invokers` changed, then `invoked` also lose accuracy.
        if (i > 0) {
            checkWhetherDestroyed();
            copyInvokers = list(invocation);
            // check again
            checkInvokers(copyInvokers, invocation);
        }
        Invoker<T> invoker = select(loadbalance, invocation, copyInvokers, invoked);
        invoked.add(invoker);
        RpcContext.getContext().setInvokers((List) invoked);
        try {
            Result result = invoker.invoke(invocation);
            if (le != null && logger.isWarnEnabled()) {
                logger.warn("Although retry the method " + methodName + " in the service " + getInterface().getName() + " was successful by the provider " + invoker.getUrl().getAddress() + ", but there have been failed providers " + providers + " (" + providers.size() + "/" + copyInvokers.size() + ") from the registry " + directory.getUrl().getAddress() + " on the consumer " + NetUtils.getLocalHost() + " using the dubbo version " + Version.getVersion() + ". Last error is: " + le.getMessage(), le);
            }
            return result;
        } catch (RpcException e) {
            if (e.isBiz()) {
                // biz exception.
                throw e;
            }
            le = e;
        } catch (Throwable e) {
            le = new RpcException(e.getMessage(), e);
        } finally {
            providers.add(invoker.getUrl().getAddress());
        }
    }
    throw new RpcException(le.getCode(), "Failed to invoke the method " + methodName + " in the service " + getInterface().getName() + ". Tried " + len + " times of the providers " + providers + " (" + providers.size() + "/" + copyInvokers.size() + ") from the registry " + directory.getUrl().getAddress() + " on the consumer " + NetUtils.getLocalHost() + " using the dubbo version " + Version.getVersion() + ". Last error is: " + le.getMessage(), le.getCause() != null ? le.getCause() : le);
}