* Method read.
     *
     * @param reader a reader object.
     * @param strict a strict object.
     * @return Metadata
     * @throws IOException            IOException if any.
     * @throws XmlPullParserException XmlPullParserException if
     *                                any.
     */
    public Metadata read(Reader reader, boolean strict) throws IOException, XmlPullParserException {
        try {

 */
package org.apache.maven.model.io;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import javax.xml.stream.Location;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.nio.file.Files;

     * @param reader a reader object.
     * @param strict a strict object.
     * @throws IOException IOException if any.
     * @throws XmlPullParserException XmlPullParserException if
     * any.
     * @return Settings
     */
    public Settings read(Reader reader, boolean strict) throws IOException, XmlPullParserException {
        try {
            return new Settings(delegate.read(reader, strict, null));
        } catch (XMLStreamException e) {

    /**
     *
     * @param reader a reader object.
     * @param strict a strict object.
     * @throws IOException IOException if any.
     * @throws XmlPullParserException XmlPullParserException if
     * any.
     * @return Model
     */
    public Model read(Reader reader, boolean strict) throws IOException, XmlPullParserException {
        return read(reader, strict, null);
    } // -- Model read( Reader, boolean )

    /**

     */
    Metadata read(Reader input, Map<String, ?> options) throws IOException, MetadataParseException;

    /**
     * Reads the metadata from the specified byte stream. The stream will be automatically closed before the method
     * returns.
     *
     * @param input The stream to deserialize the metadata from, must not be {@code null}.
     * @param options The options to use for deserialization, may be {@code null} to use the default values.

     */
    Settings read(Reader input, Map<String, ?> options) throws IOException, SettingsParseException;

    /**
     * Reads the settings from the specified byte stream. The stream will be automatically closed before the method
     * returns.
     *
     * @param input The stream to deserialize the settings from, must not be {@code null}.
     * @param options The options to use for deserialization, may be {@code null} to use the default values.

    /**
     * Reads the toolchains from the specified byte stream. The stream will be automatically closed before the method
     * returns.
     *
     * @param input The stream to deserialize the toolchains from, must not be {@code null}.
     * @param options The options to use for deserialization, may be {@code null} to use the default values.

     */
    Model read(Reader input, Map<String, ?> options) throws IOException, ModelParseException;

    /**
     * Reads the model from the specified byte stream. The stream will be automatically closed before the method
     * returns.
     *
     * @param input The stream to deserialize the model from, must not be {@code null}.
     * @param options The options to use for deserialization, may be {@code null} to use the default values.

import java.util.Optional;
import java.util.Properties;
import java.util.concurrent.Callable;
import java.util.function.Supplier;
import java.util.function.UnaryOperator;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.apache.maven.api.VersionRange;
import org.apache.maven.api.model.ActivationFile;
import org.apache.maven.api.model.Exclusion;
import org.apache.maven.api.model.InputSource;

  }

  /**
   * Returns a {@link Stream} containing the elements of the first stream, followed by the elements
   * of the second stream, and so on.
   *
   * <p>This is equivalent to {@code Stream.of(streams).flatMap(stream -> stream)}, but the returned
   * stream may perform better.
   *
   * @see Stream#concat(Stream, Stream)
   */