Package com.alibaba.dubbo.rpc

Examples of com.alibaba.dubbo.rpc.RpcException

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    protected void doRegister(URL url) {
        try {
          zkClient.create(toUrlPath(url), url.getParameter(Constants.DYNAMIC_KEY, true));
        } catch (Throwable e) {
            throw new RpcException("Failed to register " + url + " to zookeeper " + getUrl() + ", cause: " + e.getMessage(), e);
        }
    }
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    protected void doUnregister(URL url) {
        try {
            zkClient.delete(toUrlPath(url));
        } catch (Throwable e) {
            throw new RpcException("Failed to unregister " + url + " to zookeeper " + getUrl() + ", cause: " + e.getMessage(), e);
        }
    }
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                    }
                }
                notify(url, listener, urls);
            }
        } catch (Throwable e) {
            throw new RpcException("Failed to subscribe " + url + " to zookeeper " + getUrl() + ", cause: " + e.getMessage(), e);
        }
    }
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                    // ignore
                }
            }
            return toUrlsWithoutEmpty(url, providers);
        } catch (Throwable e) {
            throw new RpcException("Failed to lookup " + url + " from zookeeper " + getUrl() + ", cause: " + e.getMessage(), e);
        }
    }
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                            try {
                                UnsafeByteArrayInputStream is = new UnsafeByteArrayInputStream((byte[])args[i]);
                                args[i] = ExtensionLoader.getExtensionLoader(Serialization.class)
                                    .getExtension(Constants.GENERIC_SERIALIZATION_JAVA).deserialize(null, is).readObject();
                            } catch (Exception e) {
                                throw new RpcException("Deserialize argument [" + (i + 1) + "] failed.", e);
                            }
                        } else {
                            throw new RpcException(
                                new StringBuilder(32).append("Generic serialization [")
                                    .append(Constants.GENERIC_SERIALIZATION_JAVA)
                                    .append("] only support message type ")
                                    .append(byte[].class)
                                    .append(" and your message type is ")
                                    .append(args[i].getClass()).toString());
                        }
                    }
                }
                Result result = invoker.invoke(new RpcInvocation(method, args, inv.getAttachments()));
                if (result.hasException()
                        && ! (result.getException() instanceof GenericException)) {
                    return new RpcResult(new GenericException(result.getException()));
                }
                if (ProtocolUtils.isJavaGenericSerialization(generic)) {
                    try {
                        UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(512);
                        ExtensionLoader.getExtensionLoader(Serialization.class)
                            .getExtension(Constants.GENERIC_SERIALIZATION_JAVA).serialize(null, os).writeObject(result.getValue());
                        return new RpcResult(os.toByteArray());
                    } catch (IOException e) {
                        throw new RpcException("Serialize result failed.", e);
                    }
                } else {
                    return new RpcResult(PojoUtils.generalize(result.getValue()));
                }
            } catch (NoSuchMethodException e) {
                throw new RpcException(e.getMessage(), e);
            } catch (ClassNotFoundException e) {
                throw new RpcException(e.getMessage(), e);
            }
        }
        return invoker.invoke(inv);
    }
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                Object value = result.getValue();
                try {
                    Method method = invoker.getInterface().getMethod(methodName, parameterTypes);
                    return new RpcResult(PojoUtils.realize(value, method.getReturnType(), method.getGenericReturnType()));
                } catch (NoSuchMethodException e) {
                    throw new RpcException(e.getMessage(), e);
                }
            } else if (result.getException() instanceof GenericException) {
                GenericException exception = (GenericException) result.getException();
                try {
                    String className = exception.getExceptionClass();
                    Class<?> clazz = ReflectUtils.forName(className);
                    Throwable targetException = null;
                    Throwable lastException = null;
                    try {
                        targetException = (Throwable) clazz.newInstance();
                    } catch (Throwable e) {
                        lastException = e;
                        for (Constructor<?> constructor : clazz.getConstructors()) {
                            try {
                                targetException = (Throwable) constructor.newInstance(new Object[constructor.getParameterTypes().length]);
                                break;
                            } catch (Throwable e1) {
                                lastException = e1;
                            }
                        }
                    }
                    if (targetException != null) {
                        try {
                            Field field = Throwable.class.getDeclaredField("detailMessage");
                            if (! field.isAccessible()) {
                                field.setAccessible(true);
                            }
                            field.set(targetException, exception.getExceptionMessage());
                        } catch (Throwable e) {
                            logger.warn(e.getMessage(), e);
                        }
                        result = new RpcResult(targetException);
                    } else if (lastException != null) {
                        throw lastException;
                    }
                } catch (Throwable e) {
                    throw new RpcException("Can not deserialize exception " + exception.getExceptionClass() + ", message: " + exception.getExceptionMessage(), e);
                }
            }
            return result;
        }
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        }
        return invoker.invoke(invocation);
    }

    private void error(String type) throws RpcException {
        throw new RpcException(
            new StringBuilder(32)
                .append("Generic serialization [")
                .append(Constants.GENERIC_SERIALIZATION_JAVA)
                .append("] only support message type ")
                .append(byte[].class)
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        }
    }

    public List<Invoker<T>> doList(Invocation invocation) {
        if (forbidden) {
            throw new RpcException(RpcException.FORBIDDEN_EXCEPTION, "Forbid consumer " +  NetUtils.getLocalHost() + " access service " + getInterface().getName() + " from registry " + getUrl().getAddress() + " use dubbo version " + Version.getVersion() + ", Please check registry access list (whitelist/blacklist).");
        }
        List<Invoker<T>> invokers = null;
        Map<String, List<Invoker<T>>> localMethodInvokerMap = this.methodInvokerMap; // local reference
        if (localMethodInvokerMap != null && localMethodInvokerMap.size() > 0) {
            String methodName = invocation.getMethodName();
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        }
    }

    public List<Invoker<T>> doList(Invocation invocation) {
        if (forbidden) {
            throw new RpcException(RpcException.FORBIDDEN_EXCEPTION, "Forbid consumer " +  NetUtils.getLocalHost() + " access service " + getInterface().getName() + " from registry " + getUrl().getAddress() + " use dubbo version " + Version.getVersion() + ", Please check registry access list (whitelist/blacklist).");
        }
        List<Invoker<T>> invokers = null;
        if (methodInvokerMap != null && methodInvokerMap.size() > 0) {
            String methodName = invocation.getMethodName();
            Object[] args = invocation.getArguments();
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                        && ! (result.getException() instanceof GenericException)) {
                    return new RpcResult(new GenericException(result.getException()));
                }
                return new RpcResult(PojoUtils.generalize(result.getResult()));
            } catch (NoSuchMethodException e) {
                throw new RpcException(e.getMessage(), e);
            } catch (ClassNotFoundException e) {
                throw new RpcException(e.getMessage(), e);
            }
        }
        return invoker.invoke(inv);
    }
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Related Classes of com.alibaba.dubbo.rpc.RpcException

  • com.alibaba.dubbo.registry.dubbo.RegistryDirectoryTest$MockRegistry
  • com.alibaba.dubbo.registry.integration.RegistryDirectory
  • com.alibaba.dubbo.registry.redis.RedisRegistry
  • com.alibaba.dubbo.registry.support.RegistryDirectory
  • com.alibaba.dubbo.registry.zookeeper.ZookeeperRegistry
  • com.alibaba.dubbo.rpc.cluster.directory.AbstractDirectory
  • com.alibaba.dubbo.rpc.cluster.support.AbstractClusterInvoker
  • com.alibaba.dubbo.rpc.cluster.support.AbstractClusterInvokerTest
  • com.alibaba.dubbo.rpc.cluster.support.AbstractDirectory
  • com.alibaba.dubbo.rpc.cluster.support.AvailableCluster
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