Package org.kitesdk.data.spark

Source Code of org.kitesdk.data.spark.SparkTestHelper

/*
* Copyright 2014 Cloudera, Inc.
*
* 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.kitesdk.data.spark;

import org.apache.spark.SparkConf;
import org.apache.spark.api.java.JavaSparkContext;

/**
* Helper class to ensure that we only ever create one JavaSparkContext for use
* in all tests.
*/
public class SparkTestHelper {

  private static JavaSparkContext sc = null;
  private static SparkConf sparkConf = null;

  public synchronized static JavaSparkContext getSparkContext() {
    if (sc == null) {
      sc = new JavaSparkContext(getSparkConf());
    }
    return sc;
  }

  public synchronized static SparkConf getSparkConf() {
    if (sparkConf == null) {
      sparkConf = new SparkConf()
          .setAppName("test")
          .setMaster("local");
    }
    return sparkConf;
  }
}
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