/**
     * Gets a map of filtered environment variables.
     *
     * @param keyPattern The pattern to filter environment variable keys.
     * @return A map of filtered environment variables.
     */
    public Map<String, String> getFilteredEnvMap(final String keyPattern) {
        final Pattern pattern = Pattern.compile(keyPattern);
        return getEnvMap().entrySet().stream().filter(e -> {

    // different from each other. If buildKeepingLast() collapsed duplicates, that might end up not
    // being true.
    Pattern pattern = Pattern.compile("Multiple entries with same key: four=(.*) and four=(.*)");
    assertThat(expected).hasMessageThat().matches(pattern);
    Matcher matcher = pattern.matcher(expected.getMessage());
    assertThat(matcher.matches()).isTrue();
    assertThat(matcher.group(1)).isNotEqualTo(matcher.group(2));

import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.util.regex.Pattern;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.opensearch.log.bsbhv.BsFavoriteLogBhv;
import org.codelibs.fess.util.ComponentUtil;

    /** Pattern for detecting reserved characters in Lucene field queries. */
    public static final Pattern LUCENE_FIELD_RESERVED_PATTERN = Pattern.compile("([+\\-!\\(\\){}\\[\\]^\"~\\\\:\\p{Zs}]|(&&)|(\\|\\|))"); // "*", "?",

    /** Pattern for detecting reserved characters in Lucene range field queries. */

        // Prepare test data - 24 bytes for resume key + 4 bytes for context length
        byte[] buffer = new byte[28];

        // Fill resume key with test pattern
        for (int i = 0; i < 24; i++) {
            buffer[i] = (byte) (i + 1);
        }

        // Add context length (reserved) - 4 bytes
        buffer[24] = 0x00;
        buffer[25] = 0x00;

  }

  @GwtIncompatible // java.util.regex.Pattern
  public void testContains_equals() {
    new EqualsTester()
        .addEqualityGroup(
            Predicates.contains(Pattern.compile("foo")), Predicates.containsPattern("foo"))
        .addEqualityGroup(Predicates.contains(Pattern.compile("foo", Pattern.CASE_INSENSITIVE)))
        .addEqualityGroup(Predicates.containsPattern("bar"))

public class CharMappingCreator extends DictionaryCreator {
    private static final Logger logger = LogManager.getLogger(CharMappingCreator.class);

    /**
     * Constructs a new CharMappingCreator with the mapping file pattern.
     */
    public CharMappingCreator() {
        super("mapping.*\\.txt");
    }

    /**
     * Registers this creator with the dictionary manager after construction.
     */
    @PostConstruct

{
  "resources": [
    {"pattern": "web-platform-test-urltestdata.txt"}
  ]

 * from files that match the pattern "synonym.*\\.txt".
 */
public class SynonymCreator extends DictionaryCreator {
    private static final Logger logger = LogManager.getLogger(SynonymCreator.class);

    /**
     * Constructs a new creator for synonym dictionaries.
     * It sets the file pattern to match files starting with "synonym"
     * and ending with ".txt".
     */

                assertEquals(size / 2, allocInfo.getFree());
            }
        }
    }

    @Nested
    @DisplayName("Usage Pattern Tests")
    class UsagePatternTests {

        @Test
        @DisplayName("Should support percentage calculation pattern")
        void shouldSupportPercentageCalculationPattern() {
            // Given
            TestAllocInfo allocInfo = new TestAllocInfo(1000L, 250L);