}

  @SuppressWarnings("unchecked")
  ForwardingImmutableMap(boolean throwIfDuplicateKeys, Entry<? extends K, ? extends V>... entries) {
    Map<K, V> delegate = Maps.newLinkedHashMap();
    for (Entry<? extends K, ? extends V> entry : entries) {
      K key = checkNotNull(entry.getKey());
      V previous = delegate.put(key, checkNotNull(entry.getValue()));

     * @param <V> the value type of {@link LinkedHashMap}
     * @return a new instance of {@link LinkedHashMap}
     * @see LinkedHashMap#LinkedHashMap()
     */
    public static <K, V> LinkedHashMap<K, V> newLinkedHashMap() {
        return new LinkedHashMap<>();
    }

    /**
     * Creates and returns a new instance of {@link LinkedHashMap}.
     *
     * @param <K> the key type of {@link LinkedHashMap}

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

import static org.codelibs.core.collection.CollectionsUtil.newLinkedHashMap;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.util.Map;
import java.util.Map.Entry;
import java.util.function.Consumer;

import org.codelibs.core.beans.BeanDesc;

        Entry<? extends K, ? extends V> entry = getOnlyElement(map.entrySet());
        return ImmutableMap.<K, V>of(entry.getKey(), entry.getValue());
      default:
        Map<K, V> orderPreservingCopy = Maps.newLinkedHashMap();
        for (Entry<? extends K, ? extends V> e : map.entrySet()) {
          orderPreservingCopy.put(checkNotNull(e.getKey()), checkNotNull(e.getValue()));
        }

import org.codelibs.core.collection.CollectionsUtil;
import java.util.SequencedCollection;

// Enhanced collection creation
List<String> list = CollectionsUtil.newArrayList();
Map<String, Object> map = CollectionsUtil.newLinkedHashMap();
Set<String> caseInsensitiveSet = new CaseInsensitiveSet<>();

// Java 21 Sequenced Collections support
SequencedCollection<String> sequenced = CollectionsUtil.newLinkedHashSet();

     */
    public static Map<TypeVariable<?>, Type> getTypeVariableMap(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);

        final Map<TypeVariable<?>, Type> map = CollectionsUtil.newLinkedHashMap();

        final TypeVariable<?>[] typeParameters = clazz.getTypeParameters();
        for (final TypeVariable<?> typeParameter : typeParameters) {