import org.codelibs.core.exception.ClIllegalStateException;
import org.codelibs.core.exception.NoSuchAlgorithmRuntimeException;

/**
 * Utility for handling {@link MessageDigest}.
 *
 * @author higa
 * @author shinsuke
 */
public abstract class MessageDigestUtil {

    /**
     * Do not instantiate.
     */
    protected MessageDigestUtil() {
    }

    /**

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.exception;

/**
 * Exception while accessing a file.
 *
 * @author shinsuke
 *
 */
public class FileAccessException extends ClRuntimeException {

    private static final long serialVersionUID = 1L;

    /**

		</license>
	</licenses>
	<organization>
		<name>CodeLibs</name>
		<url>https://fess.codelibs.org/</url>
	</organization>
	<developers>
		<developer>
			<id>shinsuke</id>
			<name>Shinsuke Sugaya</name>
			<email>shinsuke******@****.***</email>
			<organization>CodeLibs Inc.</organization>
			<organizationUrl>https://codelibs.co</organizationUrl>
		</developer>
	</developers>
	<scm>

 * // Use HC4 client
 * java -Dfess.crawler.http.client=hc4 ...
 *
 * // Use HC5 client (default)
 * java -Dfess.crawler.http.client=hc5 ...
 * // or simply
 * java ...
 * }
 * </pre>
 *
 * @author shinsuke
 */
public class SwitchableHttpClient extends FaultTolerantClient {

    private static final Logger logger = LogManager.getLogger(SwitchableHttpClient.class);

 * <p>
 * This set has a fixed maximum capacity. When the capacity is reached and a new element is added,
 * the least recently used element is removed.
 * </p>
 * @author shinsuke
 * @param <E> the type of elements maintained by this set
 */
public class LruHashSet<E> extends AbstractSet<E> implements Set<E>, java.io.Serializable {
    private static final long serialVersionUID = 1L;

    /**

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.lang;

import static org.junit.Assert.assertTrue;

import org.junit.Test;

/**
 * @author shinsuke
 *
 */
public class ThreadUtilTest {

    /**
     * @throws Exception
     */
    @Test
    public void test_sleep() throws Exception {
        ThreadUtil.sleep(1L);
        assertTrue(true);

import static org.codelibs.core.collection.ArrayUtil.asArray;

import javax.crypto.NoSuchPaddingException;

/**
 * Exception that wraps {@link NoSuchPaddingException}.
 *
 * @author shinsuke
 */
public class NoSuchPaddingRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = -3176447530746274091L;

    /**
     * Creates a {@link NoSuchPaddingRuntimeException}.

 */
package org.codelibs.core.lang;

import java.util.function.LongSupplier;

/**
 * Utility class for system operations.
 *
 * @author wyukawa
 * @author shinsuke
 *
 */
public abstract class SystemUtil {

    /**
     * Do not instantiate.
     */
    protected SystemUtil() {
    }

    /**
     * <code>file.encoding</code> system property. Example: UTF-8

 */
package org.codelibs.fess.crawler.container;

import org.lastaflute.di.core.factory.SingletonLaContainerFactory;

/**
 * LastaFlute implementation of {@link CrawlerContainer}.
 *
 * @author shinsuke
 *
 */
public class LastaCrawlerContainer implements CrawlerContainer {

    /**
     * Creates a new instance of LastaCrawlerContainer.
     */
    public LastaCrawlerContainer() {
        initialize();

import javax.crypto.BadPaddingException;

/**
 * Signals that this exception has been thrown when a particular padding mechanism is expected for the input data but the data is not padded properly.
 * @author shinsuke
 */
public class BadPaddingRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 1L;

    /**