/* * Copyright 1999-2018 Alibaba Group Holding Ltd. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.alibaba.csp.sentinel.adapter.dubbo; import org.apache.dubbo.rpc.Invocation; import org.apache.dubbo.rpc.Invoker; /** * @author Eric Zhao */ public final class DubboUtils { public static final String SENTINEL_DUBBO_APPLICATION_KEY = "dubboApplication"; public static String getApplication(Invocation invocation, String defaultValue) { if (invocation == null || invocation.getAttachments() == null) { throw new IllegalArgumentException("Bad invocation instance"); } return invocation.getAttachment(SENTINEL_DUBBO_APPLICATION_KEY, defaultValue); } public static String getResourceName(Invoker<?> invoker, Invocation invocation) { StringBuilder buf = new StringBuilder(64); buf.append(invoker.getInterface().getName()) .append(":") .append(invocation.getMethodName()) .append("("); boolean isFirst = true; for (Class<?> clazz : invocation.getParameterTypes()) { if (!isFirst) { buf.append(","); } buf.append(clazz.getName()); isFirst = false; } buf.append(")"); return buf.toString(); } private DubboUtils() {} }