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

import org.codelibs.fess.exception.WebApiException;
import org.lastaflute.web.util.LaRequestUtil;

/**
 * Utility class for web API operations.
 * Provides functionality for setting and retrieving objects from request attributes,
 * error handling, and validation in web API context.
 */
public final class WebApiUtil {

    /**

 */
package org.codelibs.core.convert;

import java.text.SimpleDateFormat;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.text.DecimalFormatUtil;

/**
 * Utility class for conversions related to {@link Double}.
 *
 * @author higa
 */
public abstract class DoubleConversionUtil {

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

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

import org.codelibs.core.exception.SQLRuntimeException;

/**
 * Utility class for {@link PreparedStatement}.
 *
 * @author higa
 */
public abstract class PreparedStatementUtil {

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

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

import java.util.HashMap;
import java.util.Locale;
import java.util.Map;

import org.codelibs.core.lang.StringUtil;

/**
 * EncodingHelper provides utility methods for managing and normalizing character encodings.
 * It allows setting a default encoding, mapping various encoding names to preferred ones,

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

import static org.codelibs.core.misc.AssertionUtil.assertArgument;

/**
 * Utility class for conversions related to byte arrays.
 *
 * @author higa
 */
public abstract class BinaryConversionUtil {

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

 */
package org.codelibs.core.convert;

import java.text.SimpleDateFormat;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.text.DecimalFormatUtil;

/**
 * Utility class for conversions related to {@link Float}.
 *
 * @author higa
 */
public abstract class FloatConversionUtil {

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

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.lang;

/**
 * Utility class for object operations.
 *
 * @author wyukawa
 */
public abstract class ObjectUtil {

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

    /**

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

import java.util.concurrent.ForkJoinPool;

import org.codelibs.core.log.Logger;

/**
 * Utility for common pool operations.
 */
public abstract class CommonPoolUtil {
    private static final Logger logger = Logger.getLogger(CommonPoolUtil.class);

    protected CommonPoolUtil() {
        // nothing
    }

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.graph;

/** A utility class to hold various constants used by the Guava Graph library. */
final class GraphConstants {

  private GraphConstants() {}

  static final int EXPECTED_DEGREE = 2;

  static final int DEFAULT_NODE_COUNT = 10;

 *
 * <p>Note that although your APIs should be liberal in what they accept, your methods which
 * <i>return</i> iterables should make every attempt to return ones of the robust variety.
 *
 * <p>This testing utility is not thread-safe.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public final class MinimalIterable<E extends @Nullable Object> implements Iterable<E> {