package cmd

import (
	"context"

	"github.com/minio/minio/internal/bucket/lifecycle"
)

// objSweeper determines if a transitioned object needs to be removed from the remote tier.
// A typical usage would be like,
// os := newObjSweeper(bucket, object)
// // Perform a ObjectLayer.GetObjectInfo to fetch object version information
// goiOpts := os.GetOpts()
// gerr := objAPI.GetObjectInfo(ctx, bucket, object, goiOpts)
//

### TODO

In subsequent releases we are planning to extend this to provide things like

- Reload() of MinIO server arguments without fully restarting the process.

- Expanding 1 node at a time by automating the process of creating a new pool

 * server. Rather than represent each with it's own <code>Exception</code>
 * class, this class represents all of them. For many of the popular
 * error codes, constants and text messages like "The device is not ready"
 * are provided.
 * <p>
 * The jCIFS client maps DOS error codes to NTSTATUS codes. This means that
 * the user may receive a different error from a legacy server than that of

    public static final char[] HEX_DIGITS = { 
        '0', '1', '2', '3', '4', '5',
        '6', '7', '8', '9', 'A', 'B',
        'C', 'D', 'E', 'F'
    };

/** 
 * Generate "hexdump" output of the buffer at src like the following:
 *
 * <p><blockquote><pre>
 * 00000: 04 d2 29 00 00 01 00 00 00 00 00 01 20 45 47 46  |..)......... EGF|
 * 00010: 43 45 46 45 45 43 41 43 41 43 41 43 41 43 41 43  |CEFEECACACACACAC|

import org.apache.maven.model.v4.MavenStaxReader;
import org.codehaus.plexus.util.xml.XmlStreamWriter;

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

    String reportItem(Item<?> item) {
      return item.toString();
    }
  }

  /**
   * A word about using {@link Equivalence}, which automatically checks for {@code null} and
   * identical inputs: This sounds like it ought to be a problem here, since the goals of this class
   * include testing that {@code equals()} is reflexive and is tolerant of {@code null}. However,

   * @return the value that was previously associated with the key, or {@code null} if there was no
   *     previous entry. (If the bimap contains null values, then {@code forcePut}, like {@code
   *     put}, returns {@code null} both if the key is absent and if it is present with a null
   *     value.)
   */
  @CanIgnoreReturnValue
  @CheckForNull

     */
    @Override
    public boolean verifySignature ( byte[] buffer, int i, int size ) {
        // observed too that signatures on error responses are sometimes wrong??
        // Looks like the failure case also is just reflecting back the signature we sent

        // with SMB3's negotiation validation it's no longer possible to ignore this (on the validation response)

        return versionRangeViolations != null;
    }

    /**
     * TODO this needs to accept a {@link OverConstrainedVersionException} as returned by
     *       {@link #getVersionRangeViolation(int)} but it's not used like that in
     *       {@link org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector}
     */
    public MetadataResolutionResult addVersionRangeViolation(Exception e) {

        VersionRange range = artifact.getVersionRange();

        // For some reason with the introduction of MNG-1577 we have the case in Yoko where a depMan section has
        // something like the following:
        //
        // <dependencyManagement>
        //     <dependencies>
        //         <!--  Yoko modules -->
        //         <dependency>