public void setFrom(String from, String personal) {
        doSetFrom(from, personal);
    }

    public void addTo(String to) {
        doAddTo(to);
    }

    public void addTo(String to, String personal) {
        doAddTo(to, personal);
    }

    public void addCc(String cc) {
        doAddCc(cc);
    }

    public void addCc(String cc, String personal) {
        doAddCc(cc, personal);

public class BiMapGenerators {
  public static class ImmutableBiMapGenerator extends TestStringBiMapGenerator {
    @Override
    protected BiMap<String, String> create(Entry<String, String>[] entries) {
      ImmutableBiMap.Builder<String, String> builder = ImmutableBiMap.builder();
      for (Entry<String, String> entry : entries) {
        checkNotNull(entry);
        builder.put(entry.getKey(), entry.getValue());
      }
      return builder.build();

    }

    // Helper method to create mock RequestManager
    private RequestManager createMockRequestManager(final String paramValue) {
        return new org.lastaflute.web.servlet.request.SimpleRequestManager() {
            @Override
            public OptionalThing<String> getParameter(String name) {
                if (paramValue != null) {
                    return OptionalThing.of(paramValue);
                }

		ttl = defaultTTL
	}

	onEvicted := func(k string, v *Stmt) {
		if v != nil {
			go v.Close()
		}
	}
	return &lruStore{lru: lru.NewLRU[string, *Stmt](size, onEvicted, ttl)}
}

type lruStore struct {
	lru *lru.LRU[string, *Stmt]
}

func (s *lruStore) Keys() []string {
	return s.lru.Keys()
}

func (s *lruStore) Get(key string) (*Stmt, bool) {
	stmt, ok := s.lru.Get(key)

                new TestStringSortedMapGenerator() {
                  @Override
                  protected SortedMap<String, String> create(Entry<String, String>[] entries) {
                    NavigableMap<String, String> map = new SafeTreeMap<>(Ordering.natural());
                    for (Entry<String, String> entry : entries) {
                      map.put(entry.getKey(), entry.getValue());
                    }

                new TestStringSortedMapGenerator() {
                  @Override
                  protected SortedMap<String, String> create(Entry<String, String>[] entries) {
                    NavigableMap<String, String> map = new SafeTreeMap<>(Ordering.natural());
                    for (Entry<String, String> entry : entries) {
                      map.put(entry.getKey(), entry.getValue());
                    }

public class PluginTests extends CrudTestBase {

    private static final String NAME_PREFIX = "pluginTests_";
    private static final String API_PATH = "/api/admin/plugin";
    private static final String LIST_ENDPOINT_SUFFIX = "";
    private static final String ITEM_ENDPOINT_SUFFIX = "";
    private static final String INSTALLED_ENDPOINT_SUFFIX = "installed";
    private static final String AVAILABLE_ENDPOINT_SUFFIX = "available";

     * @param field The field name to check.
     * @return The actual field name to use for searching.
     */
    protected String getSearchField(final String defaultField, final String field) {
        if (Constants.DEFAULT_FIELD.equals(field) && defaultField != null) {
            return defaultField;
        }
        return field;
    }

    /**

     */
    public interface ArrayType {

        /**
         * @return Class
         */
        Class<String>[] arrayOfStringClass();
    }

    /**
     *
     */
    public interface ListType {

        /**
         * @return List
         */
        List<String> listOfString();

        /**
         * @return List
         */
        List<Class<?>> listOfClass();

    }

    static class TestEnvVarSource implements OperatingSystemUtils.EnvVarSource {
        private final Map<String, String> envVarMap;

        TestEnvVarSource(Map<String, String> envVarMap) {
            this.envVarMap = envVarMap;
        }

        @Override
        public Map<String, String> getEnvMap() {
            return envVarMap;
        }
    }