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/*
* Copyright 2002-2015 the original author or authors.
*
* 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 org.springframework.test.context.junit4.statements;
import org.junit.runners.model.Statement;
import org.springframework.test.context.TestContextManager;
/**
* {@code RunBeforeTestClassCallbacks} is a custom JUnit {@link Statement} which allows
* the Spring TestContext Framework to be plugged into the JUnit execution chain
* by calling {@link TestContextManager#beforeTestClass() beforeTestClass()} on the
* supplied {@link TestContextManager}.
*
* @author Sam Brannen
* @since 3.0
* @see #evaluate()
* @see RunAfterTestMethodCallbacks
*/
public class RunBeforeTestClassCallbacks extends Statement {
private final Statement next;
private final TestContextManager testContextManager;
/**
* Construct a new {@code RunBeforeTestClassCallbacks} statement.
* @param next the next {@code Statement} in the execution chain
* @param testContextManager the TestContextManager upon which to call
* {@code beforeTestClass()}
*/
public RunBeforeTestClassCallbacks(Statement next, TestContextManager testContextManager) {
this.next = next;
this.testContextManager = testContextManager;
}
/**
* Invoke {@link TestContextManager#beforeTestClass()} and then evaluate
* the next {@link Statement} in the execution chain (typically an instance
* of {@link org.junit.internal.runners.statements.RunBefores RunBefores}).
*/
@Override
public void evaluate() throws Throwable {
this.testContextManager.beforeTestClass();
this.next.evaluate();
}
}