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Jan 27th, 2015
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  1. package blah;
  2.  
  3. import static spark.Spark.get;
  4.  
  5. import javax.ws.rs.core.Response;
  6.  
  7. import org.apache.spark.SparkConf;
  8. import org.apache.spark.api.java.JavaRDD;
  9. import org.apache.spark.api.java.JavaSparkContext;
  10.  
  11. import spark.servlet.SparkApplication;
  12.  
  13. public class App implements SparkApplication {
  14.  
  15. @Override
  16. public void init() {
  17. get("/hello", (req, res) -> {
  18. String sourcePath = "hdfs://spark:54310/input/*";
  19.  
  20. SparkConf conf = new SparkConf().setAppName("TestLineCount");
  21. conf.setJars(new String[] { App.class.getProtectionDomain()
  22. .getCodeSource().getLocation().getPath() });
  23. conf.setMaster("spark://tootak:7077");
  24. conf.set("spark.driver.allowMultipleContexts", "true");
  25.  
  26. @SuppressWarnings("resource")
  27. JavaSparkContext sc = new JavaSparkContext(conf);
  28. JavaRDD<String> log = sc.textFile(sourcePath);
  29.  
  30. JavaRDD<String> lines = log.filter(x -> {
  31. return true;
  32. });
  33.  
  34. return Response.ok(lines.count()).build();
  35. });
  36. }
  37. }
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