### Code Standards
- Follow the project's Eclipse formatter configuration
- Add Apache License 2.0 headers to new files: `mvn license:format`
- Maintain comprehensive JavaDoc documentation
- Write thorough unit tests with good coverage
- Follow existing naming conventions and patterns

## 📄 License

        ImmutableList.builderWithExpectedSize(copy.length);
    for (int i = 0; i < copy.length; i++) {
      delegatesBuilder.add(new InCompletionOrderFuture<T>(state));
    }

    ImmutableList<AbstractFuture<T>> delegates = delegatesBuilder.build();
    for (int i = 0; i < copy.length; i++) {
      int localI = i;
      copy[i].addListener(() -> state.recordInputCompletion(delegates, localI), directExecutor());

  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() {
    int dim1 = 1 << 16;
    int dim2 = 1 << 16;
    assertThat(dim1 * dim2).isAtLeast(0);

      } finally {
        lockStateChanged(this);
      }
    }

    @Override
    public boolean tryLock(long timeout, TimeUnit unit) throws InterruptedException {
      aboutToAcquire(this);
      try {
        return super.tryLock(timeout, unit);
      } finally {
        lockStateChanged(this);
      }
    }

    @Override
    public void unlock() {
      try {

      extends ForwardingList<E> {
    final List<E> delegate;
    final int delta;

    MisleadingSizeList(List<E> delegate, int delta) {
      this.delegate = delegate;
      this.delta = delta;
    }

    @Override
    protected List<E> delegate() {
      return delegate;
    }

    @Override
    public int size() {
      return delegate.size() + delta;
    }
  }

            @Override
            public void setIntHeader(String name, int value) {
            }

            @Override
            public void addIntHeader(String name, int value) {
            }

            @Override
            public void setStatus(int sc) {
            }

            @Override
            public int getStatus() {
                return 200;
            }

$result: $result + 1;\n    }\n  }\n  $result: $result * $factor * $sign;\n  $dividend-unit: unit($dividend);\n  $divisor-unit: unit($divisor);\n  $unit-map: (\n    \"px\": 1px,\n    \"rem\": 1rem,\n    \"em\": 1em,\n    \"%\": 1%\n  );\n  @if ($dividend-unit != $divisor-unit and map-has-key($unit-map, $dividend-unit)) {\n    $result: $result * map-get($unit-map, $dividend-unit);\n  }\n  @return $result;\n}\n\n// Remove px-unit from $rfs-base-font-size for calculations\n@if $rfs-base-font-size-unit == \"px\"...

    val e = RuntimeException()
    clientListener.setNextEventDelegate(
      object : WebSocketListener() {
        override fun onClosing(
          webSocket: WebSocket,
          code: Int,
          reason: String,
        ): Unit = throw e
      },
    )
    server.close(1000, "bye")
    clientListener.assertFailure(e)
    serverListener.assertFailure()
    serverListener.assertExhausted()
  }

  @Test

import java.util.Calendar;
import java.util.Date;

import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.IntervalControlHelper.IntervalRule;
import org.codelibs.fess.unit.UnitFessTestCase;

public class IntervalControlHelperTest extends UnitFessTestCase {

    private IntervalControlHelper intervalControlHelper;

    @Override
    public void setUp() throws Exception {

     * Test field count to ensure no unexpected fields are added
     */
    public void test_fieldCount() throws Exception {
        Field[] fields = FessLabels.class.getDeclaredFields();
        int labelConstantCount = 0;
        int serialVersionUIDCount = 0;

        for (Field field : fields) {
            if (field.getName().equals("serialVersionUID")) {
                serialVersionUIDCount++;