assertNull(languageHelper.getSupportedLanguage("ja "));
        assertNull(languageHelper.getSupportedLanguage(" ja"));
    }

    // Mock classes
    private static class MockFessConfig extends FessConfig.SimpleImpl {
        private static final long serialVersionUID = 1L;

        @Override
        public String[] getIndexerLanguageFieldsAsArray() {

        entity.setTerm(term);
        entity.setContent(content);
        entity.setVirtualHost(virtualHost);
        return entity;
    }

    // Mock classes

    static class MockRelatedContentBhv extends RelatedContentBhv {
        private List<RelatedContent> testData = new ArrayList<>();

        public void setTestData(List<RelatedContent> testData) {

            IllegalStateException exception = assertThrows(IllegalStateException.class, () -> {
                testRequest.encode(buffer, 0);
            });

            assertTrue(exception.getMessage().contains("Wrong size calculation"));
        }
    }

    // Test implementation classes
    private static class TestServerMessageBlock2Request extends ServerMessageBlock2Request<TestServerMessageBlock2Response> {

        // Should get the last one
        ScriptEngine retrieved = scriptEngineFactory.getScriptEngine("engine");
        assertEquals(engine3, retrieved);
    }

    // Test implementation classes
    private static class TestScriptEngine implements ScriptEngine {
        private final String identifier;

        public TestScriptEngine() {
            this("default");
        }

Since HTTP requests frequently happen in parallel, connection pooling must be thread-safe.

These are the primary classes involved with establishing, sharing, and terminating connections:

import java.util.Set;
import org.jspecify.annotations.Nullable;

/**
 * This class provides a skeletal implementation of {@link BaseGraph}.
 *
 * <p>The methods implemented in this class should not be overridden unless the subclass admits a
 * more efficient implementation.
 *
 * @author James Sexton
 * @param <N> Node parameter type
 */
abstract class AbstractBaseGraph<N> implements BaseGraph<N> {

  /**

    - tutorial/path-operation-configuration.md
    - tutorial/encoder.md
    - tutorial/body-updates.md
    - Dependencies:
      - tutorial/dependencies/index.md
      - tutorial/dependencies/classes-as-dependencies.md
      - tutorial/dependencies/sub-dependencies.md
      - tutorial/dependencies/dependencies-in-path-operation-decorators.md
      - tutorial/dependencies/global-dependencies.md

    }

    // Test addQuery with no clauses added
    @Test
    public void test_addQuery_withNoClauses() {
        queryContext = new QueryContext("test", false);
        QueryBuilder initialQuery = QueryBuilders.termQuery("field", "value");
        queryContext.setQueryBuilder(initialQuery);

        queryContext.addQuery(boolQuery -> {
            // Don't add any clauses
        });

import sun.misc.Unsafe;

/**
 * A package-local class holding common representation and mechanics for classes supporting dynamic
 * striping on 64bit values. The class extends Number so that concrete subclasses must publicly do
 * so.
 */
@SuppressWarnings("SunApi") // b/345822163
@GwtIncompatible
abstract class Striped64 extends Number {
  /*
   * This class maintains a lazily-initialized table of atomically

 * and {@link State#TERMINATED} states are terminal states, once a service enters either of these
 * states it cannot ever leave them.
 *
 * <p>Implementors of this interface are strongly encouraged to extend one of the abstract classes
 * in this package which implement this interface and make the threading and state management
 * easier.
 *
 * @author Jesse Wilson
 * @author Luke Sandberg
 * @since 9.0 (in 1.0 as {@code com.google.common.base.Service})