import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.core.WhitespaceAnalyzer;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.classic.QueryParser.Operator;
import org.apache.lucene.queryparser.ext.ExtendableQueryParser;
import org.apache.lucene.queryparser.ext.Extensions.Pair;
import org.apache.lucene.search.PhraseQuery;
import org.apache.lucene.search.Query;

        queryFieldConfig.init();
        ComponentUtil.register(queryFieldConfig, "queryFieldConfig");

        // Initialize QueryParser
        QueryParser queryParser = new QueryParser();
        queryParser.init();
        ComponentUtil.register(queryParser, "queryParser");

        // Initialize QueryProcessor
        QueryProcessor queryProcessor = new QueryProcessor();
        queryProcessor.init();

        queryFieldConfig.init();
        ComponentUtil.register(queryFieldConfig, "queryFieldConfig");

        // Initialize QueryParser
        QueryParser queryParser = new QueryParser();
        queryParser.init();
        ComponentUtil.register(queryParser, "queryParser");

        // Initialize QueryProcessor if needed
        queryProcessor = new QueryProcessor();
        queryProcessor.init();

    @Test
    public void test_LuceneQueryParser() {
        QueryParser queryParser = new QueryParser();

        Query query = queryParser.createDefaultFilterChain().parse("fess");
        assertEquals(TermQuery.class, query.getClass());
        assertEquals("_default:fess", ((TermQuery) query).getTerm().toString());

        query = queryParser.createDefaultFilterChain().parse("title:fess");

        queryFieldConfig.init();
        ComponentUtil.register(queryFieldConfig, "queryFieldConfig");

        // Initialize QueryParser
        QueryParser queryParser = new QueryParser();
        queryParser.init();
        ComponentUtil.register(queryParser, "queryParser");

        // Initialize QueryProcessor
        QueryProcessor queryProcessor = new QueryProcessor();
        queryProcessor.init();

	</component>
	<component name="queryStringBuilder" class="org.codelibs.fess.util.QueryStringBuilder" instance="prototype">
	</component>
	<component name="queryParser" class="org.codelibs.fess.query.parser.QueryParser">
	</component>

        super.setUp(testInfo);
        queryHelper = new QueryHelper() {
            protected QueryParser getQueryParser() {
                QueryParser queryParser = new QueryParser();
                queryParser.init();
                return queryParser;
            }
        };
        File file = File.createTempFile("test", ".properties");
        file.deleteOnExit();

			<artifactId>opensearch</artifactId>
			<version>${opensearch.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.lucene</groupId>
			<artifactId>lucene-queryparser</artifactId>
			<version>${lucene.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-api</artifactId>

    }

    @Test
    public void test_hasQueryParser() {
        assertFalse(ComponentUtil.hasQueryParser());

        ComponentUtil.register(new Object(), "queryParser");
        assertTrue(ComponentUtil.hasQueryParser());
    }

    @Test
    public void test_hasViewHelper() {
        assertFalse(ComponentUtil.hasViewHelper());

import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.query.QueryFieldConfig;
import org.codelibs.fess.query.QueryProcessor;
import org.codelibs.fess.query.parser.QueryParser;
import org.codelibs.fess.rank.fusion.RankFusionProcessor;
import org.codelibs.fess.script.ScriptEngineFactory;
import org.codelibs.fess.sso.SsoManager;
import org.codelibs.fess.thumbnail.ThumbnailManager;