*/
    public static Optional<SourceSet> getJavaTestSourceSet(Project project) {
        return project.getExtensions().findByName("java") == null
            ? Optional.empty()
            : Optional.ofNullable(getJavaSourceSets(project).findByName(SourceSet.TEST_SOURCE_SET_NAME));
    }

    /**
     * @param project The project to look for main Java resources.
     * @return An Optional that contains the Java main SourceSet if it exists.

                filePermissionsTask -> filePermissionsTask.getSources()
                    .addAll(
                        providerFactory.provider(
                            () -> GradleUtils.getJavaSourceSets(project).stream().map(s -> s.getAllSource()).collect(Collectors.toList())
                        )
                    )
            );
    }

        task.configure(t -> {
            t.setClasspath(project.getConfigurations().getByName(JavaPlugin.COMPILE_CLASSPATH_CONFIGURATION_NAME));
            SourceSet mainSourceSet = GradleUtils.getJavaSourceSets(project).findByName(SourceSet.MAIN_SOURCE_SET_NAME);
            t.getSrcDirs().set(project.provider(() -> mainSourceSet.getAllSource().getSrcDirs()));
        });
        return task;
    }

            forbiddenPatternsTask.getSourceFolders()
                .addAll(
                    providerFactory.provider(
                        () -> GradleUtils.getJavaSourceSets(project).stream().map(s -> s.getAllSource()).collect(Collectors.toList())
                    )
                );
            forbiddenPatternsTask.getRootDir().set(project.getRootDir());
        });
    }

                chars[0] = Character.toLowerCase(chars[0]);
                sourceSetName = new String(chars);
            }

            SourceSetContainer sourceSets = GradleUtils.getJavaSourceSets(project);
            SourceSet sourceSet = sourceSets.getByName(sourceSetName);
            t.setClasspath(project.files(sourceSet.getRuntimeClasspath()).plus(sourceSet.getCompileClasspath()));