public String @Nullable [] foo() { return new String[] {"some", null}; }
                }
            """
        ) {
            assertHasErrors(
                "Field nonFinalField: Nullability breaking change.",
                "Field finalField: From non-nullable to nullable breaking change.",
                "Method com.example.Source.foo(): From non-null returning to null returning breaking change."
            )

 * Provides form fields and methods for handling search requests in the web interface.
 * Contains validation constraints and convenience methods for parameter processing.
 */
public class SearchForm extends SearchRequestParams {

    /**
     * Map of additional search fields with their values.
     */
    public Map<String, String[]> fields = new HashMap<>();

    /**

 */
package org.codelibs.fess.validation;

import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
import static java.lang.annotation.ElementType.CONSTRUCTOR;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

import java.lang.annotation.Documented;

                }
            }

        } else if (member instanceof JApiField) {

            JApiField field = (JApiField) member
            CtField oldField = field.oldFieldOptional.get()
            CtField newField = field.newFieldOptional.get()

            def oldNullability = nullabilityOf(oldField)
            def newNullability = nullabilityOf(newField)

        final CoordinatorHelper helper = new CoordinatorHelper();
        try {
            final Field field = CoordinatorHelper.class.getDeclaredField("instanceId");
            field.setAccessible(true);
            field.set(helper, testInstanceId);
        } catch (final Exception e) {
            throw new RuntimeException(e);
        }
        return helper;
    }

import org.opensearch.index.query.QueryBuilders;

/**
 * Job for purging expired documents from the search index.
 * This job removes documents that have passed their expiration time based on the expires field.
 * It helps maintain the search index by cleaning up outdated content automatically.
 */
public class PurgeDocJob {

    /** Logger instance for this class */

    public void test_execute_withQueryBuilder() {
        QueryBuilder queryBuilder = QueryBuilders.termQuery("field", "value");
        updateLabelJob.query(queryBuilder);

        String result = updateLabelJob.execute();
        assertNotNull(result);
        assertTrue(result.contains("3 documents"));
        // queryBuilder field is protected, so we can't directly assert it
    }

    // Test execute() method with exception handling

 */
public class SearchForm {

    /**
     * Default constructor for SearchForm.
     */
    public SearchForm() {
    }

    /**
     * The search term field for related queries.
     */
    public String term;

    /**
     * The queries field for searching related queries.
     */
    public String queries;

    /**
     * Default constructor for SearchForm.
     */
    public SearchForm() {
    }

    /**
     * The regular name field for duplicate host configuration.
     */
    public String regularName;

    /**
     * The duplicate host name field for searching duplicate hosts.
     */
    public String duplicateHostName;

    //                                                                       Validation
    //                                                                           =========
    /**
     * Validates document fields according to index field requirements.
     *
     * @param doc the document to validate
     * @param throwError consumer to handle validation errors
     */