}

    @Nullable
    @Override
    public String getConf() {
        return Strings.emptyToNull(conf != null ? conf : getDefaultConf());
    }

    @Nullable
    protected abstract String getDefaultConf();

    @Override
    public void setConf(@Nullable String conf) {
        this.conf = Strings.nullToEmpty(conf);
    }

    @Override

    }

    @Override
    protected String getDefaultClassifier() {
        return original.getClassifier();
    }

    @Override
    protected String getDefaultConf() {
        return original.getConf();
    }

    @Override
    protected TaskDependency getDefaultBuildDependencies() {
        return original.getBuildDependencies();
    }

    @Override

    }

    @Override
    protected String getDefaultClassifier() {
        return archiveTask.getArchiveClassifier().getOrNull();
    }

    @Override
    protected String getDefaultConf() {
        return null;
    }

    @Override
    protected TaskDependency getDefaultBuildDependencies() {
        return buildDependencies;
    }

    @Override
    public File getFile() {

    protected String getDefaultExtension() {
        return extension;
    }

    @Override
    protected String getDefaultClassifier() {
        return null;
    }

    @Override
    protected String getDefaultConf() {
        return null;
    }

    @Override
    protected TaskDependency getDefaultBuildDependencies() {
        return TaskDependencyInternal.EMPTY;
    }

    @Override
    public File getFile() {

        return artifact.getExtension();
    }

    @Override
    protected String getDefaultClassifier() {
        return artifact.getClassifier();
    }

    @Override
    protected String getDefaultConf() {
        return null;
    }

    @Override
    protected TaskDependency getDefaultBuildDependencies() {
        return artifact.getBuildDependencies();
    }

    @Override

        return extension;
    }

    @Override
    protected String getDefaultClassifier() {
        return classifier;
    }

    @Override
    protected String getDefaultConf() {
        return null;
    }

    @Override
    protected TaskDependency getDefaultBuildDependencies() {
        return buildDependencies;
    }

    @Override
    public File getFile() {

                setDefaultConfMapping(parser.getDefaultConfMapping());
            }
            if (parser.getDefaultConf() != null) {
                LOGGER.debug("setting default conf from imported configurations file: {}", parser.getDefaultConf());
                setDefaultConf(parser.getDefaultConf());
            }
            if (parser.getMd().isMappingOverride()) {

org.apache.ivy.core.module.descriptor.DependencyDescriptor, org.apache.ivy.core.module.descriptor.Artifact, java.util.Stack); private boolean handleConfiguration(boolean, String, IvyNode, String, String, boolean, IvyNodeUsage); private static String getDefaultConf(String); private static String getMainConf(String); public final void updateConfsToFetch(java.util.Collection); private String[] resolveSpecialConfig(String[]); public final String[] getRequiredConfigura(IvyNode, String); private static void ...