* If the entry has been removed from the map, we return null, even though that might not be a
       * valid value. That's the best we can do, short of holding a reference to the most recently
       * seen value. And while we *could* do that, we aren't required to: Map.Entry explicitly says
       * that behavior is undefined when the backing map is modified through another API. (It even

 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public

                    .withDependencies(directDependencies.isEmpty() ? null : directDependencies.values());
        } else {
            // Even without dependencyManagement, filter direct dependencies to compile/runtime only
            Map<String, Dependency> directDependencies = model.getDependencies().stream()

// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License

// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License

319C          ; mapped                 ; 4E01          # 1.1  IDEOGRAPHIC ANNOTATION FOURTH MARK
319D          ; mapped                 ; 5929          # 1.1  IDEOGRAPHIC ANNOTATION HEAVEN MARK
319E          ; mapped                 ; 5730          # 1.1  IDEOGRAPHIC ANNOTATION EARTH MARK
319F          ; mapped                 ; 4EBA          # 1.1  IDEOGRAPHIC ANNOTATION MAN MARK

   *
   * @since 19.0
   */
  public Optional<Long> sizeIfKnown() {
    return Optional.absent();
  }

  /**
   * Returns the size of this source in bytes, even if doing so requires opening and traversing an
   * entire stream. To avoid a potentially expensive operation, see {@link #sizeIfKnown}.
   *

 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public

                    Arguments.of(false, "4.1.0", true, "Should be applicable for model upgrade even when --all=false"),
                    Arguments.of(false, "4.2.0", true, "Should be applicable for model upgrade even when --all=false"),
                    Arguments.of(null, "4.2.0", true, "Should be applicable when --model=4.2.0 is specified"));
        }

        @Test

      Work (including but not limited to damages for loss of goodwill,
      work stoppage, computer failure or malfunction, or any and all
      other commercial damages or losses), even if such Contributor
      has been advised of the possibility of such damages.

   9. Accepting Warranty or Additional Liability. While redistributing
      the Work or Derivative Works thereof, You may choose to offer,