if (parts.length != 8) {
            // Not a standard IPv6 address, return as-is
            return ipv6Address;
        }

        // Normalize each part (remove leading zeros)
        final String[] normalized = new String[8];
        for (int i = 0; i < 8; i++) {
            normalized[i] = parts[i].replaceFirst("^0+(?!$)", "");
            if (normalized[i].isEmpty()) {

    Iterator<String> iterator = iterable.iterator();
    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertThrows(UnsupportedOperationException.class, iterator::remove);
    assertFalse(iterator.hasNext());
    assertThrows(NoSuchElementException.class, iterator::next);
    assertThrows(IllegalStateException.class, iterable::iterator);
  }

        }

        @Override
        public boolean add(final E e) {
            return parent.add(e);
        }

        @Override
        public boolean remove(final Object o) {
            return parent.remove(o);
        }

        @Override
        public boolean containsAll(final Collection<?> c) {
            return parent.containsAll(c);
        }

        @Override

    /**
     * Method removeExtension.
     *
     * @param coreExtension a coreExtension object.
     */
    public void removeExtension(CoreExtension coreExtension) {
        getExtensions().remove(coreExtension);
    } // -- void removeExtension( CoreExtension )

    /**
     * Set a set of build extensions to use from this project.
     *
     * @param extensions a extensions object.
     */

 * under the License.
 */
package org.apache.maven.model.path;

import org.apache.maven.model.Model;
import org.apache.maven.model.building.ModelBuildingRequest;

/**
 * Normalizes URLs to remove the ugly parent references "../" that got potentially inserted by URL adjustment during
 * model inheritance.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")

    ],
)

# Packages that use private types symbols, until they are exported.
# TODO(b/154650521) Remove.
# If this is modified, then copy.bara.sky must also be modified.
package_group(name = "types_allowlist")

# Packages that use StructuredTensors.
# TODO(b/159007891) Remove this package once StructuredTensor is exported.
# LINT.IfChange
package_group(name = "structured_tensor_allowlist")

        val result = nextUrl!!
        nextUrl = null
        canRemove = true
        return result
      }

      override fun remove() {
        check(canRemove) { "remove() before next()" }
        delegate.remove()
      }
    }
  }

  @Synchronized fun writeAbortCount(): Int = writeAbortCount

  @Synchronized fun writeSuccessCount(): Int = writeSuccessCount

      }
      T result = output(index);
      toRemove = index;
      index++;
      return result;
    }

    @Override
    public void remove() {
      checkRemove(toRemove >= 0);
      if (counts[toRemove] > 0) {
        distinctElements--;
        size -= counts[toRemove];
        counts[toRemove] = 0;
      }
      toRemove = -1;
    }
  }

  @Override

        @Test
        @DisplayName("Should handle concurrent remove operations")
        void testConcurrentRemoveOperations() throws InterruptedException {
            // Given
            SmbTransport transport2 = mock(SmbTransport.class);
            doNothing().when(transportPool).removeTransport(any());

            // When - simulate concurrent removes

      return fromList.isEmpty();
    }

    @Override
    public boolean removeIf(Predicate<? super T> filter) {
      checkNotNull(filter);
      return fromList.removeIf(element -> filter.test(function.apply(element)));
    }

    @Override
    @ParametricNullness
    public T remove(int index) {
      return function.apply(fromList.remove(index));
    }

    @Override
    public int size() {