import java.net.InetSocketAddress;
import java.net.PasswordAuthentication;
import java.net.Proxy;
import java.net.Proxy.Type;
import java.net.SocketAddress;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;

        loadProtocols("org.codelibs.fess.net.protocol");

        if (logger.isDebugEnabled()) {
            logger.debug("Web protocols: protocols={}", Arrays.toString(webProtocols));
            logger.debug("File protocols: protocols={}", Arrays.toString(fileProtocols));
        }
    }

    /**
     * Loads protocol handlers from the specified base package by scanning for

import java.nio.file.LinkOption;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicLong;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.io.IOException;
import java.net.InetAddress;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import java.util.HashSet;
import java.util.Properties;
import java.util.Set;
import java.util.stream.Stream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

 */
package org.codelibs.fess.helper;

import static org.codelibs.core.stream.StreamUtil.stream;

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;

        assertEquals(List.of(3, 2, 1, 0), retriesSeen);
    }

    @Test
    public void test_tryStartOperation_retryChain_exhausted() {
        // Simulate retry chain: cleanup always succeeds but create always fails
        final AtomicInteger cleanupCallCount = new AtomicInteger(0);
        final CoordinatorHelper helper = new CoordinatorHelper() {
            @Override

import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.nio.charset.StandardCharsets;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.function.BiConsumer;

        testClient.documentCount = 10;

        final boolean result = testClient.reindexConfigIndices(true, allTargetPrefixes());

        assertTrue(result);
        // During rebuild, addMapping is always called with loadBulkData=false
        // because bulk data is loaded separately with createOnly=true via insertBulkData.
        for (final String[] call : testClient.addMappingCalls) {
            assertNotNull(call);