private boolean checkHadoopVersionExclude()

in phoenix5-hive/src/it/java/org/apache/hadoop/hive/ql/QTestUtil.java [735:792]
36 lines of code
9 McCabe index (conditional complexity)

  private boolean checkHadoopVersionExclude(String fileName, String query){

    // Look for a hint to not run a test on some Hadoop versions
    Pattern pattern = Pattern.compile("-- (EX|IN)CLUDE_HADOOP_MAJOR_VERSIONS\\((.*)\\)");

    boolean excludeQuery = false;
    boolean includeQuery = false;
    Set<String> versionSet = new HashSet<String>();
    String hadoopVer = ShimLoader.getMajorVersion();

    Matcher matcher = pattern.matcher(query);

    // Each qfile may include at most one INCLUDE or EXCLUDE directive.
    //
    // If a qfile contains an INCLUDE directive, and hadoopVer does
    // not appear in the list of versions to include, then the qfile
    // is skipped.
    //
    // If a qfile contains an EXCLUDE directive, and hadoopVer is
    // listed in the list of versions to EXCLUDE, then the qfile is
    // skipped.
    //
    // Otherwise, the qfile is included.

    if (matcher.find()) {

      String prefix = matcher.group(1);
      if ("EX".equals(prefix)) {
        excludeQuery = true;
      } else {
        includeQuery = true;
      }

      String versions = matcher.group(2);
      for (String s : versions.split("\\,")) {
        s = s.trim();
        versionSet.add(s);
      }
    }

    if (matcher.find()) {
      //2nd match is not supposed to be there
      String message = "QTestUtil: qfile " + fileName
        + " contains more than one reference to (EX|IN)CLUDE_HADOOP_MAJOR_VERSIONS";
      throw new UnsupportedOperationException(message);
    }

    if (excludeQuery && versionSet.contains(hadoopVer)) {
      System.out.println("QTestUtil: " + fileName
        + " EXCLUDE list contains Hadoop Version " + hadoopVer + ". Skipping...");
      return true;
    } else if (includeQuery && !versionSet.contains(hadoopVer)) {
      System.out.println("QTestUtil: " + fileName
        + " INCLUDE list does not contain Hadoop Version " + hadoopVer + ". Skipping...");
      return true;
    }
    return false;
  }