Objects.requireNonNull(settings, "settings cannot be null");

        output.getParentFile().mkdirs();

        write(Files.newOutputStream(output.toPath()), options, settings);
    }

    @Override
    public void write(Writer output, Map<String, Object> options, Settings settings) throws IOException {
        Objects.requireNonNull(output, "output cannot be null");
        Objects.requireNonNull(settings, "settings cannot be null");

        assertEquals(value1, settings.array().get(key)[0]);
        assertEquals(value2, settings.array().get(key)[1]);
        assertEquals(value3, settings.array().get(key)[2]);
    }

    @Test
    public void test_delete() {
        String key = "key";
        String value1 = "a";
        String value2 = "b";
        String value3 = "c";
        settings.array().add(key, value1);

#
# Settings
#
# Define the default three levels for settings.
# The '-is' flag will override the 'maven.installation.settings' property.
# The '-ps' flag will override the 'maven.project.settings' property.
# The '-s' flag will override the 'maven.user.settings' property.
maven.installation.settings = ${maven.installation.conf}/settings.xml
maven.project.settings      = ${maven.project.conf}/settings.xml

    String ALT_GLOBAL_SETTINGS_XML_LOCATION = "org.apache.maven.global-settings";
    String ALT_LOCAL_REPOSITORY_LOCATION = "maven.repo.local";

    Settings buildSettings(MavenExecutionRequest request) throws IOException, XmlPullParserException;

    /**
     * @return a <code>Settings</code> object from the user settings file.
     * @throws IOException if any
     * @throws XmlPullParserException if any
     */

     * @return The deserialized settings, never {@code null}.
     * @throws IOException If the settings could not be deserialized.
     * @throws SettingsParseException If the input format could not be parsed.
     */
    Settings read(Reader input, Map<String, ?> options) throws IOException, SettingsParseException;

    /**

        assertNotNull(suggester.settings());
        assertTrue(!Strings.isNullOrEmpty(suggester.index));
    }

    public void test_buildWithParameters() throws Exception {
        final String settingsIndexName = "test-settings-index";
        final String settingsTypeName = "test-settings-type";
        final String id = "BuildTest";

    protected final Client client;
    protected String index;
    protected SuggestSettings settings;

    protected String[] supportedFields;
    protected String[] tagFieldNames;
    protected String roleFieldName;
    protected String langFieldName;
    protected String[] badWords;
    protected boolean parallel;

    protected ReadingConverter readingConverter;

    public SuggesterBuilder settings(final SuggestSettings settings) {
        this.settings = settings;
        settingsBuilder = null;
        return this;
    }

    public SuggesterBuilder settings(final SuggestSettingsBuilder settingsBuilder) {
        this.settingsBuilder = settingsBuilder;
        settings = null;
        return this;
    }

        } catch (XMLStreamException e) {
            throw new IOException(e);
        }
    }

    /**
     * Method write.
     *
     * @param stream a stream object.
     * @param settings a settings object.
     * @throws IOException java.io.IOException if any.
     */
    public void write(OutputStream stream, Settings settings) throws IOException {
        try {

import org.apache.maven.bridge.MavenRepositorySystem;
import org.apache.maven.settings.Mirror;
import org.apache.maven.settings.Proxy;
import org.apache.maven.settings.Repository;
import org.apache.maven.settings.Server;
import org.apache.maven.settings.Settings;
import org.apache.maven.settings.SettingsUtils;
import org.apache.maven.toolchain.model.PersistedToolchains;