@@ -0,0 +1,876 @@
+/*%0A * Copyright 1999-2019 Alibaba Group Holding Ltd.%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *      https://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage com.alibaba.csp.sentinel.util.function;%0A%0A/**%0A * Consumer interface from JDK 8.%0A */%0Apublic interface Consumer%3CT%3E %7B%0A%0A    /**%0A     * Performs this operation on the given argument.%0A     *%0A     * @param t the input argument%0A     */%0A    void accept(T t);%0A%7D%0A

Add Consumer functional interface in sentinel-core utils