import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;

import org.apache.maven.model.InputSource;
import org.apache.maven.model.Model;
import org.apache.maven.model.v4.MavenStaxReader;
import org.codehaus.plexus.util.xml.pull.XmlPullParserException;

/**
 * @deprecated Use MavenStaxReader instead
 */
@Deprecated
public class MavenXpp3Reader {
    private MavenStaxReader delegate;

import org.codehaus.plexus.util.xml.pull.XmlPullParserException;

/**
 * Handles deserialization of a model from some kind of textual format like XML.
 *
 * @deprecated use {@link org.apache.maven.model.v4.MavenStaxReader} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultModelReader implements ModelReader {

    @Override

import org.apache.maven.artifact.repository.DefaultRepositoryRequest;
import org.apache.maven.artifact.repository.RepositoryRequest;
import org.apache.maven.metadata.v4.MetadataStaxReader;
import org.apache.maven.metadata.v4.MetadataStaxWriter;
import org.apache.maven.repository.legacy.UpdateCheckManager;
import org.apache.maven.repository.legacy.WagonManager;
import org.apache.maven.wagon.ResourceDoesNotExistException;

// original file https://github.com/golang-jwt/jwt/blob/main/parser.go
// borrowed under MIT License https://github.com/golang-jwt/jwt/blob/main/LICENSE

import (
	"fmt"
	"testing"
	"time"

	"github.com/golang-jwt/jwt/v4"
)

var (
	defaultKeyFunc = func(claim *MapClaims) ([]byte, error) { return []byte("HelloSecret"), nil }
	emptyKeyFunc   = func(claim *MapClaims) ([]byte, error) { return nil, nil }

	"io"
	"runtime"
	"sync"
	"sync/atomic"

	"github.com/cosnicolaou/pbzip2"
	"github.com/klauspost/compress/s2"
	"github.com/klauspost/compress/zstd"
	gzip "github.com/klauspost/pgzip"
	"github.com/pierrec/lz4/v4"
)

type countUpReader struct {
	reader    io.Reader
	bytesRead int64
}

// Max bzip2 concurrency across calls. 50% of GOMAXPROCS.
var bz2Limiter = pbzip2.CreateConcurrencyPool((runtime.GOMAXPROCS(0) + 1) / 2)

              <params>
                <param>packageModelV3=org.apache.maven.model</param>
                <param>packageModelV4=org.apache.maven.api.model</param>
                <param>packageToolV4=org.apache.maven.model.v4</param>
              </params>
            </configuration>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>

    boolean aggregator() default false;

    /**
     * does this Mojo need to be online to be executed?
     * @return need to be online
     */
    boolean onlineRequired() default false;

    /**
     * TODO: v4: add a SPI for the configurator
     * configurator bean name.
     * @return the configurator bean name
     */
    @Nonnull
    String configurator() default "";

    /**

package cmd

import (
	"crypto/subtle"
	"encoding/hex"
	"io"
	"net/http"
	"net/url"
	"strconv"
	"strings"
	"time"

	"github.com/klauspost/compress/gzhttp"
	"github.com/lithammer/shortuuid/v4"
	miniogo "github.com/minio/minio-go/v7"
	"github.com/minio/minio-go/v7/pkg/credentials"
	"github.com/minio/mux"
	"github.com/minio/pkg/v3/policy"

	"github.com/minio/minio/internal/auth"

	"github.com/cosnicolaou/pbzip2"
	"github.com/klauspost/compress/s2"
	"github.com/klauspost/compress/zstd"
	gzip "github.com/klauspost/pgzip"
	xioutil "github.com/minio/minio/internal/ioutil"
	"github.com/pierrec/lz4/v4"
)

// Max bzip2 concurrency across calls. 50% of GOMAXPROCS.
var bz2Limiter = pbzip2.CreateConcurrencyPool((runtime.GOMAXPROCS(0) + 1) / 2)

func detect(r *bufio.Reader) format {
	z, err := r.Peek(4)

			t.Fatalf("Test %d: %s: Expected the response status to be `%d`, but instead found `%d`, Resp: %s", i+1, instanceType, test.expectedStatus, rec.Code, rec.Body)
		}
	}

	// Test cases for signature-V4.
	testCasesV4 := []struct {
		objectName         string
		data               []byte
		expectedHeaders    map[string]string
		expectedRespStatus int
		accessKey          string
		secretKey          string