streams-components/streams-http/src/main/java/org/apache/streams/components/http/provider/SimpleHttpProvider.java [333:350]:
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  protected void shutdownAndAwaitTermination(ExecutorService pool) {
    pool.shutdown(); // Disable new tasks from being submitted
    try {
      // Wait a while for existing tasks to terminate
      if (!pool.awaitTermination(10, TimeUnit.SECONDS)) {
        pool.shutdownNow(); // Cancel currently executing tasks
        // Wait a while for tasks to respond to being cancelled
        if (!pool.awaitTermination(10, TimeUnit.SECONDS)) {
          LOGGER.error("Pool did not terminate");
        }
      }
    } catch (InterruptedException ie) {
      // (Re-)Cancel if current thread also interrupted
      pool.shutdownNow();
      // Preserve interrupt status
      Thread.currentThread().interrupt();
    }
  }
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streams-contrib/streams-persist-elasticsearch/src/main/java/org/apache/streams/elasticsearch/ElasticsearchPersistReader.java [160:177]:
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  protected void shutdownAndAwaitTermination(ExecutorService pool) {
    pool.shutdown(); // Disable new tasks from being submitted
    try {
      // Wait a while for existing tasks to terminate
      if (!pool.awaitTermination(10, TimeUnit.SECONDS)) {
        pool.shutdownNow(); // Cancel currently executing tasks
        // Wait a while for tasks to respond to being cancelled
        if (!pool.awaitTermination(10, TimeUnit.SECONDS)) {
          LOGGER.error("Pool did not terminate");
        }
      }
    } catch (InterruptedException ie) {
      // (Re-)Cancel if current thread also interrupted
      pool.shutdownNow();
      // Preserve interrupt status
      Thread.currentThread().interrupt();
    }
  }
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