import com.google.common.base.Preconditions;
import java.io.IOException;
import java.io.Reader;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Reader} that concatenates multiple readers.
 *
 * @author Bin Zhu
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
final class MultiReader extends Reader {
  private final Iterator<? extends CharSource> it;

   * stream.collect(MoreCollectors.onlyElement())}.
   *
   * @throws NoSuchElementException if the iterable is empty
   * @throws IllegalArgumentException if the iterable contains multiple elements
   */
  @ParametricNullness
  public static <T extends @Nullable Object> T getOnlyElement(Iterable<T> iterable) {
    return Iterators.getOnlyElement(iterable.iterator());
  }

  /**

   * the least significant bit zero is chosen. (In such cases, both of the nearest representable
   * values are even integers; this method returns the one that is a multiple of a greater power of
   * two.)
   *
   * @throws ArithmeticException if {@code mode} is {@link RoundingMode#UNNECESSARY} and {@code x}
   *     is not precisely representable as a {@code double}
   * @since 30.0
   */

        assertEquals("test.txt", info.getFileName());
        assertEquals(FileNotifyInformation.FILE_ACTION_ADDED, info.getAction());
    }

    @Test
    @DisplayName("Test readParametersWireFormat with multiple notifications")
    void testReadParametersWireFormatMultipleNotifications() throws Exception {
        byte[] buffer = createMultipleNotificationsBuffer();

import okio.BufferedSource
import okio.ByteString
import okio.ForwardingSource
import okio.Source
import okio.buffer

/**
 * Streaming decoder of data encoded following Abstract Syntax Notation One (ASN.1). There are
 * multiple variants of ASN.1, including:
 *
 *  * DER: Distinguished Encoding Rules. This further constrains ASN.1 for deterministic encoding.
 *  * BER: Basic Encoding Rules.
 *

        };

        // When
        iterator.next(); // Move to first element
        iterator.remove();

        // Then
        verify(mockDelegate).remove();
    }

    /**
     * Test multiple calls to hasNext without calling next.
     */
    @Test
    void testMultipleHasNextCalls() {
        // Given
        when(mockDelegate.hasNext()).thenReturn(true, false);

   * Object)} are even more convenient.
   *
   * <p>Builder instances can be reused - it is safe to call {@link #buildOrThrow} multiple times to
   * build multiple tables in series. Each table is a superset of the tables created before it.
   *
   * @since 11.0
   */
  @DoNotMock
  public static final class Builder<R, C, V> {

        // Verify that parent's toString is called (should contain standard fields)
        assertTrue(result.length() > "TransWaitNamedPipeResponse[]".length());
    }

    @Test
    @DisplayName("Multiple instances should be independent")
    void testMultipleInstances() {
        // Arrange
        TransWaitNamedPipeResponse response1 = new TransWaitNamedPipeResponse(mockConfig);

        assertEquals(builder, result); // Test method chaining
        assertEquals(1, builder.initialSettings.size());
        assertEquals("value1", builder.initialSettings.get("key1"));

        // Test adding multiple settings
        builder.addInitialSettings("key2", 100);
        builder.addInitialSettings("key3", true);
        assertEquals(3, builder.initialSettings.size());

import org.codelibs.fess.crawler.exception.MultipleCrawlingAccessException;

/**
 * A fault-tolerant wrapper for CrawlerClient that implements retry logic for failed requests.
 * This client will attempt to execute requests multiple times before giving up, with configurable
 * retry counts and intervals between attempts.
 *
 * <p>The client supports a RequestListener interface to monitor the request lifecycle and handle
 * exceptions during retries.</p>