Examples with SofaRpcRuntimeException com.alipay.sofa.rpc.core.exception.SofaRpcRuntimeException used on opensource projects

Example 41 with SofaRpcRuntimeException

use of com.alipay.sofa.rpc.core.exception.SofaRpcRuntimeException in project sofa-rpc by sofastack.

the class ClassUtils method newInstance.

/**
 * 实例化一个对象(只检测默认构造函数，其它不管）
 *
 * @param clazz 对象类
 * @param <T>   对象具体类
 * @return 对象实例
 * @throws SofaRpcRuntimeException 没有找到方法，或者无法处理，或者初始化方法异常等
 */
public static <T> T newInstance(Class<T> clazz) throws SofaRpcRuntimeException {
    if (clazz.isPrimitive()) {
        return (T) getDefaultPrimitiveValue(clazz);
    }
    T t = getDefaultWrapperValue(clazz);
    if (t != null) {
        return t;
    }
    try {
        // 普通类，如果是成员类（需要多传一个父类参数）
        if (!(clazz.isMemberClass() && !Modifier.isStatic(clazz.getModifiers()))) {
            try {
                // 先找一个空的构造函数
                Constructor<T> constructor = clazz.getDeclaredConstructor();
                constructor.setAccessible(true);
                return constructor.newInstance();
            } catch (Exception ignore) {
            // NOPMD
            }
        }
        // 不行的话，找一个最少参数的构造函数
        Constructor<T>[] constructors = (Constructor<T>[]) clazz.getDeclaredConstructors();
        if (constructors == null || constructors.length == 0) {
            throw new SofaRpcRuntimeException("The " + clazz.getCanonicalName() + " has no default constructor!");
        }
        Constructor<T> constructor = constructors[0];
        if (constructor.getParameterTypes().length > 0) {
            for (Constructor<T> c : constructors) {
                if (c.getParameterTypes().length < constructor.getParameterTypes().length) {
                    constructor = c;
                    if (constructor.getParameterTypes().length == 0) {
                        break;
                    }
                }
            }
        }
        constructor.setAccessible(true);
        // 虚拟构造函数的参数值，基本类型使用默认值，其它类型使用null
        Class<?>[] argTypes = constructor.getParameterTypes();
        Object[] args = new Object[argTypes.length];
        for (int i = 0; i < args.length; i++) {
            args[i] = getDefaultPrimitiveValue(argTypes[i]);
        }
        return constructor.newInstance(args);
    } catch (SofaRpcRuntimeException e) {
        throw e;
    } catch (Throwable e) {
        throw new SofaRpcRuntimeException(e.getMessage(), e);
    }
}

Example 42 with SofaRpcRuntimeException

use of com.alipay.sofa.rpc.core.exception.SofaRpcRuntimeException in project sofa-rpc by sofastack.

the class AbstractCluster method init.

@Override
public synchronized void init() {
    if (initialized) {
        // 已初始化
        return;
    }
    // 构造Router链
    routerChain = RouterChain.buildConsumerChain(consumerBootstrap);
    // 负载均衡策略 考虑是否可动态替换？
    loadBalancer = LoadBalancerFactory.getLoadBalancer(consumerBootstrap);
    // 地址管理器
    addressHolder = AddressHolderFactory.getAddressHolder(consumerBootstrap);
    // 连接管理器
    connectionHolder = ConnectionHolderFactory.getConnectionHolder(consumerBootstrap);
    // 构造Filter链,最底层是调用过滤器
    this.filterChain = FilterChain.buildConsumerChain(this.consumerConfig, new ConsumerInvoker(consumerBootstrap));
    if (consumerConfig.isLazy()) {
        // 延迟连接
        if (LOGGER.isInfoEnabled(consumerConfig.getAppName())) {
            LOGGER.infoWithApp(consumerConfig.getAppName(), "Connection will be initialized when first invoke.");
        }
    }
    // 启动重连线程
    connectionHolder.init();
    try {
        // 得到服务端列表
        List<ProviderGroup> all = consumerBootstrap.subscribe();
        if (CommonUtils.isNotEmpty(all)) {
            // 初始化服务端连接（建立长连接)
            updateAllProviders(all);
        }
    } catch (SofaRpcRuntimeException e) {
        throw e;
    } catch (Throwable e) {
        throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_INIT_PROVIDER_TRANSPORT), e);
    }
    // 启动成功
    initialized = true;
    // 如果check=true表示强依赖
    if (consumerConfig.isCheck() && !isAvailable()) {
        throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_CHECK_ALIVE_PROVIDER));
    }
}

Example 43 with SofaRpcRuntimeException

use of com.alipay.sofa.rpc.core.exception.SofaRpcRuntimeException in project sofa-rpc by sofastack.

the class ClusterFactory method getCluster.

/**
 * 构造Cluster对象
 *
 * @param consumerBootstrap 客户端配置
 * @return Cluster对象
 */
public static Cluster getCluster(ConsumerBootstrap consumerBootstrap) {
    String cluster = null;
    try {
        ConsumerConfig consumerConfig = consumerBootstrap.getConsumerConfig();
        cluster = consumerConfig.getCluster();
        ExtensionClass<Cluster> ext = ExtensionLoaderFactory.getExtensionLoader(Cluster.class).getExtensionClass(cluster);
        if (ext == null) {
            throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_LOAD_CLUSTER, cluster));
        }
        return ext.getExtInstance(new Class[] { ConsumerBootstrap.class }, new Object[] { consumerBootstrap });
    } catch (SofaRpcRuntimeException e) {
        throw e;
    } catch (Throwable e) {
        throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_LOAD_CLUSTER, cluster), e);
    }
}

Example 44 with SofaRpcRuntimeException

use of com.alipay.sofa.rpc.core.exception.SofaRpcRuntimeException in project sofa-rpc by sofastack.

the class NetUtils method getAvailablePort.

/**
 * 检查当前指定端口是否可用，不可用则自动+1再试（随机端口从默认端口开始检查）
 *
 * @param host    当前ip地址
 * @param port    当前指定端口
 * @param maxPort 最大端口
 * @return 从指定端口开始后第一个可用的端口
 */
public static int getAvailablePort(String host, int port, int maxPort) {
    if (isAnyHost(host) || isLocalHost(host) || isHostInNetworkCard(host)) {
        if (port < MIN_PORT) {
            port = MIN_PORT;
        }
        for (int i = port; i <= maxPort; i++) {
            ServerSocket ss = null;
            try {
                ss = new ServerSocket();
                ss.bind(new InetSocketAddress(host, i));
                if (LOGGER.isDebugEnabled()) {
                    LOGGER.debug("ip:{} port:{} is available", host, i);
                }
                return i;
            } catch (IOException e) {
                // continue
                if (LOGGER.isWarnEnabled()) {
                    LOGGER.warn("Can't bind to address [{}:{}], " + "Maybe 1) The port has been bound. " + "2) The network card of this host is not exists or disable. " + "3) The host is wrong.", host, i);
                }
                if (LOGGER.isInfoEnabled()) {
                    LOGGER.info("Begin try next port(auto +1):{}", i + 1);
                }
            } finally {
                IOUtils.closeQuietly(ss);
            }
        }
        throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_BIND_PORT_ERROR, host));
    } else {
        throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_HOST_NOT_FOUND, host));
    }
}

Example 45 with SofaRpcRuntimeException

use of com.alipay.sofa.rpc.core.exception.SofaRpcRuntimeException in project sofa-rpc by sofastack.

the class AbstractInterfaceConfig method queryAttribute.

/**
 * 查询属性值
 *
 * @param property 属性
 * @return oldValue 属性值
 */
public String queryAttribute(String property) {
    try {
        Object oldValue = null;
        if (property.charAt(0) == RpcConstants.HIDE_KEY_PREFIX) {
            // 方法级配置 例如.echoStr.timeout
            String methodAndP = property.substring(1);
            int index = methodAndP.indexOf(RpcConstants.HIDE_KEY_PREFIX);
            if (index <= 0) {
                throw ExceptionUtils.buildRuntime(property, "", "Unknown query attribute key!");
            }
            String methodName = methodAndP.substring(0, index);
            String methodProperty = methodAndP.substring(index + 1);
            MethodConfig methodConfig = getMethodConfig(methodName);
            if (methodConfig != null) {
                Method getMethod = ReflectUtils.getPropertyGetterMethod(MethodConfig.class, methodProperty);
                // 旧值的类型
                Class propertyClazz = getMethod.getReturnType();
                oldValue = BeanUtils.getProperty(methodConfig, methodProperty, propertyClazz);
            }
        } else {
            // 接口级配置 例如timeout
            // 先通过get方法找到类型
            Method getMethod = ReflectUtils.getPropertyGetterMethod(getClass(), property);
            // 旧值的类型
            Class propertyClazz = getMethod.getReturnType();
            // 拿到旧的值
            oldValue = BeanUtils.getProperty(this, property, propertyClazz);
        }
        return oldValue == null ? null : oldValue.toString();
    } catch (SofaRpcRuntimeException e) {
        throw e;
    } catch (Exception e) {
        throw new SofaRpcRuntimeException(LogCodes.getLog(LogCodes.ERROR_QUERY_ATTRIBUTE, property), e);
    }
}