*
   * @since 3.0
   */
  public static <E extends @Nullable Object> SetView<E> symmetricDifference(
      Set<? extends E> set1, Set<? extends E> set2) {
    checkNotNull(set1, "set1");
    checkNotNull(set2, "set2");

    return new SetView<E>() {
      @Override
      public UnmodifiableIterator<E> iterator() {
        Iterator<? extends E> itr1 = set1.iterator();

import static org.junit.Assert.assertEquals;

public class IOIntegrationTest {

    private static final Logger logger = Logger.getLogger(IOIntegrationTest.class.getName());

    class MockCurlRequest extends CurlRequest {

        MockCurlRequest(Curl.Method method, String url) {
            super(method, url);
        }

        @Override

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.user.exentity.User;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

public class LdapChainTest extends UnitFessTestCase {

    private LdapChain ldapChain;
    private TestLdapManager testLdapManager;
    private TestFessConfig testFessConfig;

    @Override
    public void setUp() throws Exception {

      }
      throw new AssertionError();
    }
  }

  /**
   * Returns a new {@link TypeVariable} that belongs to {@code declaration} with {@code name} and
   * {@code bounds}.
   */
  static <D extends GenericDeclaration> TypeVariable<D> newArtificialTypeVariable(
      D declaration, String name, Type... bounds) {
    return newTypeVariableImpl(

 */
public class SystemMonitorTargetTest extends UnitFessTestCase {

    private SystemMonitorTarget target;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        target = new SystemMonitorTarget();
    }

    public void test_inheritance() {
        assertTrue("SystemMonitorTarget should extend MonitorTarget", MonitorTarget.class.isAssignableFrom(SystemMonitorTarget.class));

 * the standard Fess file transformation process with support for various content types.
 *
 * <p>It extends AbstractFessFileTransformer to provide file-specific transformation
 * capabilities while using the appropriate extractor for each document type.</p>
 */
public class FessStandardTransformer extends AbstractFessFileTransformer {
    /**
     * Default constructor.
     */
    public FessStandardTransformer() {

public class SsoAuthenticatorTest extends UnitFessTestCase {

    private TestSsoAuthenticator authenticator;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        authenticator = new TestSsoAuthenticator();
    }

    // Mock LoginCredentialResolver for testing
    private static class TestLoginCredentialResolver extends FessLoginAssist.LoginCredentialResolver {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.dict;

import org.codelibs.fess.unit.UnitFessTestCase;

public class DictionaryItemTest extends UnitFessTestCase {

    private TestDictionaryItem dictionaryItem;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        dictionaryItem = new TestDictionaryItem();
    }

import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsRoleCB extends EsAbstractConditionBean {

    // ===================================================================================
    //                                                                           Attribute

import java.io.IOException;
import java.nio.file.Files;
import java.util.logging.Logger;

import org.apache.commons.io.output.DeferredFileOutputStream;

/**
 * ContentOutputStream is a custom output stream that extends DeferredFileOutputStream.
 * It writes data to a temporary file once the data size exceeds a specified threshold.
 *
 * <p>This class ensures that the temporary file is deleted if it is not needed.