* the License.
 */

package com.google.common.base;

import com.google.common.annotations.GwtCompatible;
import org.jspecify.annotations.Nullable;

/** A utility method to perform unchecked casts to suppress errors produced by nullness analyses. */
@GwtCompatible
final class NullnessCasts {
  /**

import java.io.IOException;
import java.io.InputStream;
import java.util.jar.JarEntry;
import java.util.jar.JarInputStream;

import org.codelibs.core.exception.IORuntimeException;

/**
 * Utility class for {@link JarInputStream} operations.
 *
 * @author koichik
 */
public abstract class JarInputStreamUtil {

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

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

import org.codelibs.core.exception.InterruptedRuntimeException;
import org.codelibs.core.log.Logger;

/**
 * Utility class for Thread class
 *
 * @author shinsuke
 *
 */
public abstract class ThreadUtil {

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

    /**
     * Do not instantiate.

            fail("validate should not throw exception when no error is set");
        }
    }

    public void test_constructor_isPrivate() {
        // Verify that WebApiUtil has a private constructor (utility class pattern)
        try {
            Constructor<WebApiUtil> constructor = WebApiUtil.class.getDeclaredConstructor();

package jcifs.smb1.util;

import java.io.PrintStream;

/**
 * Utility class for hexadecimal dump operations.
 *
 * This class provides methods to convert binary data to
 * hexadecimal string representation for debugging purposes.
 */

public class Hexdump {

    /**
     * Default constructor.
     */
    public Hexdump() {
        // Utility class - no instance variables to initialize
    }

import java.lang.reflect.Field;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
import java.util.WeakHashMap;
import org.jspecify.annotations.Nullable;

/**
 * Utility methods for working with {@link Enum} instances.
 *
 * @author Steve McKay
 * @since 9.0
 */
@GwtIncompatible
@J2ktIncompatible
public final class Enums {

  private Enums() {}

  /**

import java.math.BigInteger;
import java.text.DecimalFormatSymbols;
import java.util.Locale;

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

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

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

import java.util.Enumeration;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.ResourceBundle;

import org.codelibs.core.misc.LocaleUtil;

/**
 * Utility class for {@link ResourceBundle} operations.
 *
 * @author higa
 */
public abstract class ResourceBundleUtil {

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

multiple times for the same *path operation*, for example, multiple dependencies have a common sub-dependency, **FastAPI** will know to call that sub-dependency only once per request.

And it will save the returned value in a <abbr title="A utility/system to store computed/generated values, to reuse them instead of computing them again.">"cache"</abbr> and pass it to all the "dependants" that need it in that specific request, instead of calling the dependency multiple times for the same request....

import java.util.regex.Pattern;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.Constants;
import org.dbflute.optional.OptionalThing;

/**
 * Utility class for managing field configurations with parameter mappings.
 * This class provides functionality to retrieve and manage field-specific configurations
 * from a parameter map.
 */
public class FieldConfigs {

    /**