* {@code null}; it may either return a non-null value or throw an exception.
   *
   * <p>No observable state associated with this cache is modified until loading completes.
   *
   * @throws ExecutionException if a checked exception was thrown while loading the value
   * @throws UncheckedExecutionException if an unchecked exception was thrown while loading the

        StopwordsItem updateItem = new StopwordsItem(1, "the");
        updateItem.setNewInput("modified");

        StopwordsFile.StopwordsUpdater updater = stopwordsFile.new StopwordsUpdater(updateItem);

        StopwordsItem result = updater.write(originalItem);
        assertNotNull(result);
        assertEquals("modified", result.getInput());

        updater.close();
    }

import java.lang.annotation.Target;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.Comparator;
import javax.lang.model.element.Modifier;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Tester of subtyping relationships between two types.
 *

 * the License.
 */

package com.google.common.util.concurrent;

import com.google.common.collect.ImmutableSet;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.net.URLClassLoader;
import java.util.Set;
import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
import junit.framework.TestCase;

        tree.send(request, response);

        // Verify session.send was called
        verify(session).send(request, response);
        assertEquals(123, request.tid);
        // For A: service with DFS, path should be modified (share name is uppercased)
        assertEquals("\\testHost\\TESTSHARE\\testPath", request.path);
        assertEquals(ServerMessageBlock.FLAGS2_RESOLVE_PATHS_IN_DFS, request.flags2 & ServerMessageBlock.FLAGS2_RESOLVE_PATHS_IN_DFS);

import jakarta.validation.constraints.Size;

/**
 * Form class for creating protected words dictionary entries.
 * Protected words are terms that should not be modified or analyzed during
 * text processing, preserving their original form in search indexes.
 *
 */
public class CreateForm {

    /**
     * Creates a new CreateForm instance.
     */
    public CreateForm() {

    public String id;

    /**
     * The version number of the scheduler for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the scheduler hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

    assertWithMessage("null escaper should have no effect").that(escaper.escape(s)).isEqualTo(s);
  }

  public void testBuilderInitialStateNoReplacement() {
    // Unsafe characters aren't modified by default (unsafeReplacement == null).
    Escaper escaper = Escapers.builder().setSafeRange('a', 'z').build();
    assertThat(escaper.escape("The Quick Brown Fox")).isEqualTo("The Quick Brown Fox");
  }

import static com.google.common.truth.Truth.assertThat;

import com.google.common.collect.ImmutableSet;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.net.URLClassLoader;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
import junit.framework.TestCase;
import junit.framework.TestSuite;

        String appWebPkg = ".app.web.";
        String actionSuffix = "Action";

        // ## Act ##
        policeStoryOfJavaClassChase((srcFile, clazz) -> {
            if (clazz.isInterface() || Modifier.isAbstract(clazz.getModifiers())) { // e.g. BaseAction
                return;
            }
            final String className = clazz.getName();