Examples with Invocation com.alibaba.dubbo.rpc.Invocation used on opensource projects

Example 41 with Invocation

use of com.alibaba.dubbo.rpc.Invocation in project dubbo by alibaba.

the class TpsLimitFilterTest method testWithoutCount.

@Test
public void testWithoutCount() throws Exception {
    URL url = URL.valueOf("test://test");
    url = url.addParameter(Constants.INTERFACE_KEY, "com.alibaba.dubbo.rpc.file.TpsService");
    url = url.addParameter(Constants.TPS_LIMIT_RATE_KEY, 5);
    Invoker<TpsLimitFilterTest> invoker = new MyInvoker<TpsLimitFilterTest>(url);
    Invocation invocation = new MockInvocation();
    filter.invoke(invoker, invocation);
}

Example 42 with Invocation

use of com.alibaba.dubbo.rpc.Invocation in project dubbo by alibaba.

the class RpcUtilsTest method testAttachInvocationIdIfAsync_normal.

/**
 * regular scenario: async invocation in URL
 * verify: 1. whether invocationId is set correctly, 2. idempotent or not
 */
@Test
public void testAttachInvocationIdIfAsync_normal() {
    URL url = URL.valueOf("dubbo://localhost/?test.async=true");
    Map<String, String> attachments = new HashMap<String, String>();
    attachments.put("aa", "bb");
    Invocation inv = new RpcInvocation("test", new Class[] {}, new String[] {}, attachments);
    RpcUtils.attachInvocationIdIfAsync(url, inv);
    long id1 = RpcUtils.getInvocationId(inv);
    RpcUtils.attachInvocationIdIfAsync(url, inv);
    long id2 = RpcUtils.getInvocationId(inv);
    // verify if it's idempotent
    Assert.assertTrue(id1 == id2);
    Assert.assertTrue(id1 >= 0);
    Assert.assertEquals("bb", attachments.get("aa"));
}

Example 43 with Invocation

use of com.alibaba.dubbo.rpc.Invocation in project dubbo by alibaba.

the class MemcachedProtocol method refer.

public <T> Invoker<T> refer(final Class<T> type, final URL url) throws RpcException {
    try {
        String address = url.getAddress();
        String backup = url.getParameter(Constants.BACKUP_KEY);
        if (backup != null && backup.length() > 0) {
            address += "," + backup;
        }
        MemcachedClientBuilder builder = new XMemcachedClientBuilder(AddrUtil.getAddresses(address));
        final MemcachedClient memcachedClient = builder.build();
        final int expiry = url.getParameter("expiry", 0);
        final String get = url.getParameter("get", "get");
        final String set = url.getParameter("set", Map.class.equals(type) ? "put" : "set");
        final String delete = url.getParameter("delete", Map.class.equals(type) ? "remove" : "delete");
        return new AbstractInvoker<T>(type, url) {

            protected Result doInvoke(Invocation invocation) throws Throwable {
                try {
                    if (get.equals(invocation.getMethodName())) {
                        if (invocation.getArguments().length != 1) {
                            throw new IllegalArgumentException("The memcached get method arguments mismatch, must only one arguments. interface: " + type.getName() + ", method: " + invocation.getMethodName() + ", url: " + url);
                        }
                        return new RpcResult(memcachedClient.get(String.valueOf(invocation.getArguments()[0])));
                    } else if (set.equals(invocation.getMethodName())) {
                        if (invocation.getArguments().length != 2) {
                            throw new IllegalArgumentException("The memcached set method arguments mismatch, must be two arguments. interface: " + type.getName() + ", method: " + invocation.getMethodName() + ", url: " + url);
                        }
                        memcachedClient.set(String.valueOf(invocation.getArguments()[0]), expiry, invocation.getArguments()[1]);
                        return new RpcResult();
                    } else if (delete.equals(invocation.getMethodName())) {
                        if (invocation.getArguments().length != 1) {
                            throw new IllegalArgumentException("The memcached delete method arguments mismatch, must only one arguments. interface: " + type.getName() + ", method: " + invocation.getMethodName() + ", url: " + url);
                        }
                        memcachedClient.delete(String.valueOf(invocation.getArguments()[0]));
                        return new RpcResult();
                    } else {
                        throw new UnsupportedOperationException("Unsupported method " + invocation.getMethodName() + " in memcached service.");
                    }
                } catch (Throwable t) {
                    RpcException re = new RpcException("Failed to invoke memcached service method. interface: " + type.getName() + ", method: " + invocation.getMethodName() + ", url: " + url + ", cause: " + t.getMessage(), t);
                    if (t instanceof TimeoutException || t instanceof SocketTimeoutException) {
                        re.setCode(RpcException.TIMEOUT_EXCEPTION);
                    } else if (t instanceof MemcachedException || t instanceof IOException) {
                        re.setCode(RpcException.NETWORK_EXCEPTION);
                    }
                    throw re;
                }
            }

            public void destroy() {
                super.destroy();
                try {
                    memcachedClient.shutdown();
                } catch (Throwable e) {
                    logger.warn(e.getMessage(), e);
                }
            }
        };
    } catch (Throwable t) {
        throw new RpcException("Failed to refer memcached service. interface: " + type.getName() + ", url: " + url + ", cause: " + t.getMessage(), t);
    }
}

Example 44 with Invocation

use of com.alibaba.dubbo.rpc.Invocation in project dubbo by alibaba.

the class ThriftNativeCodec method encodeRequest.

protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request request) throws IOException {
    Invocation invocation = (Invocation) request.getData();
    TProtocol protocol = newProtocol(channel.getUrl(), buffer);
    try {
        protocol.writeMessageBegin(new TMessage(invocation.getMethodName(), TMessageType.CALL, thriftSeq.getAndIncrement()));
        protocol.writeStructBegin(new TStruct(invocation.getMethodName() + "_args"));
        for (int i = 0; i < invocation.getParameterTypes().length; i++) {
            Class<?> type = invocation.getParameterTypes()[i];
        }
    } catch (TException e) {
        throw new IOException(e.getMessage(), e);
    }
}

Example 45 with Invocation

use of com.alibaba.dubbo.rpc.Invocation in project dubbo by alibaba.

the class ProtocolFilterWrapper method buildInvokerChain.

private static <T> Invoker<T> buildInvokerChain(final Invoker<T> invoker, String key, String group) {
    Invoker<T> last = invoker;
    List<Filter> filters = ExtensionLoader.getExtensionLoader(Filter.class).getActivateExtension(invoker.getUrl(), key, group);
    if (!filters.isEmpty()) {
        for (int i = filters.size() - 1; i >= 0; i--) {
            final Filter filter = filters.get(i);
            final Invoker<T> next = last;
            last = new Invoker<T>() {

                public Class<T> getInterface() {
                    return invoker.getInterface();
                }

                public URL getUrl() {
                    return invoker.getUrl();
                }

                public boolean isAvailable() {
                    return invoker.isAvailable();
                }

                public Result invoke(Invocation invocation) throws RpcException {
                    return filter.invoke(next, invocation);
                }

                public void destroy() {
                    invoker.destroy();
                }

                @Override
                public String toString() {
                    return invoker.toString();
                }
            };
        }
    }
    return last;
}