return determineBuildOutputDirectoryForArtifact(project, artifact);
        }

        // The fall-through indicates that the artifact cannot be found;
        // for instance if package produced nothing or classifier problems.
        return null;
    }

    private File determineBuildOutputDirectoryForArtifact(final MavenProject project, final Artifact artifact) {

    Path getTopDirectory();

    /**
     * Gets the root directory of the session, which is the root directory for the top directory project.
     *
     * @throws IllegalStateException if the root directory could not be found
     * @see #getTopDirectory()
     * @see Project#getRootDirectory()
     */
    @Nonnull
    Path getRootDirectory();

    @Nonnull
    List<Project> getProjects();

    /**

                }
            }

            if (pluginDescriptor == null) {
                throw new IOException("No plugin descriptor found at " + getPluginDescriptorLocation());
            }
        } catch (IOException e) {
            throw new PluginDescriptorParsingException(plugin, pluginFile.getAbsolutePath(), e);
        }

          <required>false</required>
          <description>Default plugin information to be made available for reference by projects
            derived from this one. This plugin configuration will not be resolved or bound to the
            lifecycle unless referenced. Any local configuration for a given plugin will override
            the plugin's entire definition here.</description>
          <association>

                if (parent == null) {
                    //
                    // At this point the DefaultModelBuildingListener has fired and it populates the
                    // remote repositories with those found in the pom.xml, along with the existing externally
                    // defined repositories.
                    //
                    request.setRemoteRepositories(project.getRemoteArtifactRepositories());

    }

    public static <T> Provider<T> seededKeyProvider(Class<? extends T> clazz) {
        return () -> {
            throw new IllegalStateException("No instance of " + clazz.getName() + " is bound to the session scope.");
        };
    }

                            errOn30,
                            Version.V20,
                            "profiles.profile.id",
                            null,
                            "must be unique but found duplicate profile with id " + profile.getId(),
                            profile);
                }

                validate30RawProfileActivation(problems, profile.getActivation(), prefix);

        int errorPolicy = 0;
        errorPolicy |= request.isCacheNotFound()
                ? ResolutionErrorPolicy.CACHE_NOT_FOUND
                : ResolutionErrorPolicy.CACHE_DISABLED;
        errorPolicy |= request.isCacheTransferError()
                ? ResolutionErrorPolicy.CACHE_TRANSFER_ERROR
                : ResolutionErrorPolicy.CACHE_DISABLED;

            if (pluginArtifactId.equals(testPluginArtifactId)) {
                testPlugin = plugin;
            }

            Integer count = validPluginCounts.get(pluginArtifactId);

            assertEquals(0, (int) count, "Multiple copies of plugin: " + pluginArtifactId + " found in POM.");

            count = count + 1;

                // Message below is checked for in the MNG-2199 core IT.
                throw new ModelResolverException(
                        String.format("The requested version range '%s' does not specify an upper bound", version),
                        groupId,
                        artifactId,
                        version);
            }
            List<Version> versions = session.resolveVersionRange(coord);