@Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        ComponentUtil.setFessConfig(null);
        super.tearDown(testInfo);
    }

    /**
     * Test that setting search fields creates both array and Set.
     */
    @Test
    public void test_setSearchFields_createsSet() {
        String[] fields = { "field1", "field2", "field3" };
        queryFieldConfig.setSearchFields(fields);

    return asList(copy);
  }

  private interface IteratorOperation {
    @Nullable Object execute(Iterator<?> iterator);
  }

  /**
   * Apply this method to both iterators and return normally only if both produce the same response.
   *
   * @see Stimulus#executeAndCompare(ListIterator, Iterator)
   */
  @SuppressWarnings("CatchingUnchecked") // sneaky checked exception

        end
    end

    style V2 fill:#f9fff3
    style V1 fill:#fff6f0
    style V1Field fill:#fff6f0
    style V2Field fill:#f9fff3
```

In some cases, it's even possible to have both Pydantic v1 and v2 models in the same **path operation** in your FastAPI app:

{* ../../docs_src/pydantic_v1_in_v2/tutorial003_an_py310.py hl[2:3,6,12,21:22] *}

  /*
   * Previously we had a field named set that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

/**
 * <p>
 * Under normal conditions it is not necessary to use
 * this class to use jCIFS properly. Name resolusion is
 * handled internally to the <code>jcifs.smb</code> package.
 * <p>
 * This class is a wrapper for both {@link jcifs.netbios.NbtAddress}
 * and {@link java.net.InetAddress}. The name resolution mechanisms
 * used will systematically query all available configured resolution
 * services including WINS, broadcasts, DNS, and LMHOSTS. See

package com.google.common.util.concurrent;

import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.ScheduledFuture;
import org.jspecify.annotations.Nullable;

/**
 * Helper interface to implement both {@link ListenableFuture} and {@link ScheduledFuture}.
 *
 * @author Anthony Zana
 * @since 15.0
 */
@GwtCompatible
public interface ListenableScheduledFuture<V extends @Nullable Object>

        void testMultipleExtensionsForSameMimeType() throws IOException {
            // Both jpg and jpeg should map to image/jpeg
            String jpgMime = mimeMap.getMimeType("jpg");
            String jpegMime = mimeMap.getMimeType("jpeg");
            assertEquals(jpgMime, jpegMime);
            assertEquals("image/jpeg", jpgMime);

            // Both htm and html should map to text/html

      <fields>
        <field>
          <name>latest</name>
          <version>1.0.0+</version>
          <type>String</type>
          <description>What the last version added to the directory is, including both releases and snapshots ("groupId/artifactId" directory only)</description>
        </field>
        <field>
          <name>release</name>
          <version>1.0.0+</version>
          <type>String</type>

        d.readBytesWireFormat(buf, 0);

        // After a full read both flags should be set and hasMore should be false
        assertTrue(d.getParametersDone(), "parametersDone should be true after reading");
        assertTrue(d.getDataDone(), "dataDone should be true after reading");
        assertFalse(d.getHasMore(), "hasMore should be false when both packets are fully read");
    }

    /**

To add a replication rule allowing both delete marker replication, versioned delete replication or both specify the --replicate flag with comma separated values as in the example below.