docBoostMatcher.setBoostExpression("10 * boost1 + boost2");
        docBoostMatcher.setMatchExpression("data1 > 10");

        final Map<String, Object> map = new HashMap<String, Object>();

        map.put("boost1", 0);
        map.put("boost2", 0);
        assertTrue(0.0f == docBoostMatcher.getValue(map));

        map.put("boost1", 1);
        map.put("boost2", 0);

 * Class-level state (static fields, metaclass mutations) persists across evaluations
 * of the same script. In Fess, scripts are short expressions configured by
 * administrators (e.g., "data1 > 10", "10 * boost1 + boost2") and do not use
 * static state, so this is acceptable.</p>
 *
 * <p>Resource Management: Each cached entry's GroovyClassLoader is closed on

import org.codelibs.fess.util.ComponentUtil;

/**
 * A matcher class for applying document boost values based on configurable expressions.
 * This class evaluates match and boost expressions against document data to determine
 * if a document should receive a boost and what boost value to apply. It supports
 * script-based expressions for flexible document scoring.
 *
 */
public class DocBoostMatcher {

        boolQuery.filter(roleQuery);
    }

    /**
     * Builds boost query functions to modify document scoring based on various factors.
     * This method adds field value factors, key matching boosts, and custom boost functions.
     *
     * @param queryContext the query context to add boost functions to
     */
    protected void buildBoostQuery(final QueryContext queryContext) {

zh-tw=zh-tw\n\
zh_TW=zh-tw\n\
zh=zh\n\

# boost

# Boost value for title field in queries.
query.boost.title=0.5
# Boost value for title field with language in queries.
query.boost.title.lang=1.0
# Boost value for content field in queries.
query.boost.content=0.05
# Boost value for content field with language in queries.
query.boost.content.lang=0.1
# Boost value for important content field in queries.

        QueryBuilder result = queryCommand.convertWithFieldCheck(fessConfig, context, Constants.DEFAULT_FIELD, "test text", 1.0f,
                (field, boost) -> QueryBuilders.matchQuery(field, "test text").boost(boost),
                (field, text, boost) -> QueryBuilders.matchQuery(field, text).boost(boost));

        // Should build default query
        assertNotNull(result);
        assertTrue(result instanceof DefaultQueryBuilder);
    }

    @Override
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final TermQuery termQuery) {
            if (logger.isDebugEnabled()) {
                logger.debug("TermQuery: query={}, boost={}", query, boost);
            }
            return convertTermQuery(context, termQuery, boost);
        }

        float boost = -1.0f;

        try {
            matchAllQueryCommand.execute(context, query, boost);
            fail("Should throw IllegalArgumentException for negative boost");
        } catch (IllegalArgumentException e) {
            // Expected exception
            assertTrue(e.getMessage().contains("negative [boost] are not allowed"));
        }
    }

    @Test

/**
 * Represents an elevate word entity with associated properties such as boost, readings, fields, tags, and roles.
 */
public class ElevateWord {

    /**
     * The elevate word.
     */
    protected final String elevateWord;

    /**
     * The boost value associated with the elevate word.
     */
    protected final float boost;

    /**
     * The list of readings associated with the elevate word.

        // Test constructor with zero boost
        String word = "zero boost";
        float boost = 0.0f;
        List<String> readings = Arrays.asList("reading1");
        List<String> fields = Arrays.asList("field1");
        List<String> tags = Arrays.asList("tag1");
        List<String> roles = Arrays.asList("role1");

        elevateWord = new ElevateWord(word, boost, readings, fields, tags, roles);