import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.MapFeature;
import java.util.Map;
import java.util.Map.Entry;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@link Map#putIfAbsent}. Can't be invoked directly; please see
 * {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author Louis Wasserman
 */

import com.google.common.testing.EqualsTester;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**

    //                                                                              Source
    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (boost != null) {
            addFieldToSource(sourceMap, "boost", boost);
        }
        if (createdBy != null) {

import com.google.common.testing.EqualsTester;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * Testers for {@link SetMultimap#asMap}.
 *

		case "Tiers":
			var zb0002 uint32
			zb0002, err = dc.ReadMapHeader()
			if err != nil {
				err = msgp.WrapError(err, "Tiers")
				return
			}
			if z.Tiers == nil {
				z.Tiers = make(map[string]madmin.TierConfig, zb0002)
			} else if len(z.Tiers) > 0 {
				clear(z.Tiers)
			}
			for zb0002 > 0 {
				zb0002--
				var za0001 string
				za0001, err = dc.ReadString()
				if err != nil {

  ObjectCountHashMap() {
    init(DEFAULT_SIZE, DEFAULT_LOAD_FACTOR);
  }

  ObjectCountHashMap(ObjectCountHashMap<? extends K> map) {
    init(map.size(), DEFAULT_LOAD_FACTOR);
    for (int i = map.firstIndex(); i != -1; i = map.nextIndex(i)) {
      put(map.getKey(i), map.getValue(i));
    }
  }

  /**
   * Constructs a new instance of {@code ObjectCountHashMap} with the specified capacity.
   *

      if (this.map == null) {
        return other;
      } else if (other.map == null) {
        return this;
      } else {
        other.map.forEach(this::put);
        return this;
      }
    }

    ImmutableMap<K, V> toImmutableMap() {
      return (map == null) ? ImmutableMap.of() : ImmutableEnumMap.asImmutable(map);
    }
  }

  @GwtIncompatible

        // Default constructor
    }

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

    /**
     * Map of origin patterns to their corresponding CORS handlers.
     */
    protected Map<String, CorsHandler> handerMap = new HashMap<>();

    /**
     * Adds a CORS handler for the specified origin.
     *

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.extension.internal;

import java.util.Collections;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import org.codehaus.plexus.classworlds.realm.ClassRealm;

import static java.util.function.Function.identity;
import static java.util.stream.Collectors.collectingAndThen;

BeanUtil.copyBeanToBean(source, destination);
BeanUtil.copyBeanToBean(source, destination, options -> 
    options.exclude("password", "internalId"));

// Convert between beans and maps
Map<String, Object> map = BeanUtil.copyBeanToNewMap(bean);
MyBean newBean = BeanUtil.copyMapToNewBean(map, MyBean.class);
```

### Type Conversion
```java
import org.codelibs.core.convert.*;

// Safe type conversions with null handling