System.out.println("Processed: " + processed + " URLs");
    Thread.sleep(5000);
}
```

## Contributing

We welcome contributions to Fess Crawler! Please follow these guidelines:

1. **Fork** the repository
2. **Create** a feature branch (`git checkout -b feature/amazing-feature`)
3. **Commit** your changes (`git commit -m 'Add amazing feature'`)
4. **Push** to the branch (`git push origin feature/amazing-feature`)

      throw new UnsupportedOperationException();
    }
  }

  /*
   * TODO(cpovirk): surely we can find a less ugly solution than a class that accepts 3 parameters,
   * exposes as many getters, does work in the constructor, and has both a superclass and a subclass
   */
  public static class SortedMapSubmapTestMapGenerator<
          K extends @Nullable Object, V extends @Nullable Object>

const (
	// ESSUnknown is default value
	ESSUnknown ESSupportStatus = "ESSUnknown"
	// ESSDeprecated -> support will be removed in future
	ESSDeprecated ESSupportStatus = "ESSDeprecated"
	// ESSUnsupported -> we won't work with this ES server
	ESSUnsupported ESSupportStatus = "ESSUnsupported"
	// ESSSupported -> all good!
	ESSSupported ESSupportStatus = "ESSSupported"
)

                        // on the host during Gradle's configuration phase and not in the VM, so
                        // auto-detection doesn't work.
                        //
                        // The shouldTestDocker property could be null, hence we use Boolean.TRUE.equals()

/*
 * 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
 *

## Replication - Number of Processes { #replication-number-of-processes }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_negative() {
    int dim1 = 1 << 16;
    int dim2 = 1 << 15;
    assertThat(dim1 * dim2).isLessThan(0);
    testConcatOverflow(dim1, dim2);
  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_nonNegative() {

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_negative() {
    int dim1 = 1 << 16;
    int dim2 = 1 << 15;
    assertThat(dim1 * dim2).isLessThan(0);
    testConcatOverflow(dim1, dim2);
  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_nonNegative() {

  public void runBare() throws Throwable {
    try {
      super.runBare();
    } catch (AssertionError e) {
      if (e.getMessage() != null && e.getMessage().contains("Dude, where's my interrupt?")) {
        // Rerun test to work around Marshamallow class-loading issue b/456222735.
        super.runBare();
        return;
      }
      throw e;
    }
  }

  public void testNull() throws Exception {
    new NullPointerTester()

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_negative() {
    int dim1 = 1 << 16;
    int dim2 = 1 << 15;
    assertThat(dim1 * dim2).isLessThan(0);
    testConcatOverflow(dim1, dim2);
  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_nonNegative() {