import org.apache.maven.model.Model;
import org.apache.maven.model.v4.MavenStaxWriter;

/**
 * @deprecated Use MavenStaxWriter instead
 */
@Deprecated
public class MavenXpp3Writer {
    // --------------------------/
    // - Class/Member Variables -/
    // --------------------------/

    private final MavenStaxWriter delegate = new MavenStaxWriter();

    // -----------/
    // - Methods -/
    // -----------/

    }

    String toXml(Model model) throws IOException, XMLStreamException {
        StringWriter sw = new StringWriter();
        MavenStaxWriter writer = new MavenStaxWriter();
        writer.setAddLocationInformation(false);
        writer.write(sw, model);
        return sw.toString();
    }

    Model fromXml(String xml) throws XMLStreamException {

        String version = model.getModelVersion();
        Files.createDirectories(dest.getParent());
        try (Writer w = Files.newBufferedWriter(dest)) {
            MavenStaxWriter writer = new MavenStaxWriter();
            writer.setNamespace(String.format(NAMESPACE_FORMAT, version));
            writer.setSchemaLocation(String.format(SCHEMA_LOCATION_FORMAT, version));

import org.codehaus.plexus.util.WriterFactory;

/**
 * Handles serialization of a model into some kind of textual format like XML.
 *
 * @deprecated use {@link org.apache.maven.model.v4.MavenStaxWriter} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultModelWriter implements ModelWriter {

    @Override

import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;

import org.apache.maven.model.InputLocation;
import org.apache.maven.model.Model;

/**
 * @deprecated Use MavenStaxWriter instead
 */
@Deprecated
public class MavenXpp3WriterEx extends MavenXpp3Writer {

    // -----------/
    // - Methods -/
    // -----------/

    public MavenXpp3WriterEx() {
        super(true);