Integer comp3 = 123;

        ComponentUtil.register(comp1, "name1");
        ComponentUtil.register(comp2, "name2");
        ComponentUtil.register(comp3, "name3");

        assertEquals(comp1, ComponentUtil.getComponent("name1"));
        assertEquals(comp2, ComponentUtil.getComponent("name2"));
        assertEquals(comp3, ComponentUtil.getComponent("name3"));
    }

    @Override
    protected void setUpChild() throws Exception {
        // Get the queryProcessor and queryFieldConfig that were registered in parent class
        queryProcessor = ComponentUtil.getComponent("queryProcessor");
        queryFieldConfig = ComponentUtil.getComponent("queryFieldConfig");

        // Initialize and register PrefixQueryCommand
        queryCommand = new PrefixQueryCommand();
        queryCommand.register();
    }

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initializing {}", this.getClass().getSimpleName());
        }
        if (ComponentUtil.hasIngestFactory()) {
            ingestFactory = ComponentUtil.getIngestFactory();
        }
    }

    /**
     * Destroys the IndexUpdater when the container is shutting down.

package org.codelibs.fess.mylasta.direction.sponsor;

import java.util.Locale;

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;
import org.lastaflute.web.servlet.request.RequestManager;

    /**
     * The number of shards for doc.
     */
    @Size(max = 10)
    public String numberOfShardsForDoc = ComponentUtil.getFessConfig().getIndexNumberOfShards();

    /**
     * The auto expand replicas for doc.
     */
    @Size(max = 10)
    public String autoExpandReplicasForDoc = ComponentUtil.getFessConfig().getIndexAutoExpandReplicas();

    /**
     * The flag to load bulk data during config index rebuild.

        final int multiprocessCrawlingCount = ComponentUtil.getFessConfig().getCrawlingThreadCount();

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        ComponentUtil.getFessConfig();
        final ProtocolHelper protocolHelper = ComponentUtil.getProtocolHelper();

        final long startTime = systemHelper.getCurrentTimeAsLong();

        final int pos = url.indexOf(':', 5);
        final boolean isLocalFile = pos > 0 && pos < 12;

        final UserAgentType ua = ComponentUtil.getUserAgentHelper().getUserAgentType();
        final DynamicProperties systemProperties = ComponentUtil.getSystemProperties();
        switch (ua) {
        case IE:
            if (isLocalFile) {

            }
        });

        // Fast mock components
        ComponentUtil.register(new CrawlingInfoHelper(), "crawlingInfoHelper");
        ComponentUtil.register(new FastMockIndexUpdateCallback(), IndexUpdateCallback.class.getCanonicalName());
        ComponentUtil.register(new FastMockDataStoreFactory(), "dataStoreFactory");
        ComponentUtil.register(new FastMockFailureUrlService(), FailureUrlService.class.getCanonicalName());

    protected void executePython() {
        final List<String> cmdList = new ArrayList<>();
        final ServletContext servletContext = ComponentUtil.getComponent(ServletContext.class);
        final ProcessHelper processHelper = ComponentUtil.getProcessHelper();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        if (StringUtil.isBlank(filename)) {

import java.util.Random;

import org.apache.commons.lang3.RandomStringUtils;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.exception.InvalidAccessTokenException;
import org.codelibs.fess.util.ComponentUtil;

import jakarta.servlet.http.HttpServletRequest;

/**
 * The helper for access token.
 */
public class AccessTokenHelper {

    /**
     * Default constructor.
     */