/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.beam.runners.spark;
import org.apache.beam.runners.spark.translation.SparkContextFactory;
import org.junit.rules.ExternalResource;
/**
* Explicitly set {@link org.apache.spark.SparkContext} to be reused (or not) in tests.
*/
public class ReuseSparkContextRule extends ExternalResource {
private final boolean reuse;
private ReuseSparkContextRule(boolean reuse) {
this.reuse = reuse;
}
public static ReuseSparkContextRule no() {
return new ReuseSparkContextRule(false);
}
public static ReuseSparkContextRule yes() {
return new ReuseSparkContextRule(true);
}
@Override
protected void before() throws Throwable {
System.setProperty(SparkContextFactory.TEST_REUSE_SPARK_CONTEXT, Boolean.toString(reuse));
}
}