@@ -0,0 +1,1882 @@
+/*%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *     http://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 */%0A%0Apackage org.apache.flink.util;%0A%0Aimport org.junit.rules.TestRule;%0Aimport org.junit.runner.Description;%0Aimport org.junit.runners.model.Statement;%0A%0A/**%0A * Modified version of the jUnit %7B@link org.junit.rules.ExternalResource%7D.%0A *%0A *%3Cp%3EThis version is an interface instead of an abstract class and allows resources to differentiate between successful%0A * and failed tests in their %7B@code After%7D methods.%0A */%0Apublic interface ExternalResource extends TestRule %7B%0A%0A%09void before() throws Exception;%0A%0A%09void afterTestSuccess();%0A%0A%09default void afterTestFailure() %7B%0A%09%09afterTestSuccess();%0A%09%7D%0A%0A%09@Override%0A%09default Statement apply(final Statement base, final Description description) %7B%0A%09%09return new Statement() %7B%0A%09%09%09@Override%0A%09%09%09public void evaluate() throws Throwable %7B%0A%09%09%09%09before();%0A%09%09%09%09try %7B%0A%09%09%09%09%09base.evaluate();%0A%09%09%09%09%7D catch (final Throwable testThrowable) %7B%0A%09%09%09%09%09try %7B%0A%09%09%09%09%09%09afterTestFailure();%0A%09%09%09%09%09%7D catch (final Throwable afterFailureThrowable) %7B%0A%09%09%09%09%09%09testThrowable.addSuppressed(afterFailureThrowable);%0A%09%09%09%09%09%7D%0A%09%09%09%09%09throw testThrowable;%0A%09%09%09%09%7D%0A%09%09%09%09afterTestSuccess();%0A%09%09%09%7D%0A%09%09%7D;%0A%09%7D%0A%7D%0A

Add modified ExternalResource class