}

  /**
   * Sets the minimum total size for the internal hash tables. For example, if the initial capacity
   * is {@code 60}, and the concurrency level is {@code 8}, then eight segments are created, each
   * having a hash table of size eight. Providing a large enough estimate at construction time

                    && Objects.equals(getGoal(), other.getGoal());
        }

        return false;
    }

    /** {@inheritDoc} */
    public int hashCode() {
        return Objects.hash(getGoal(), getPluginDescriptor());
    }

    /**
     * @return the invocation lifecycle of the Mojo
     */
    public String getExecuteLifecycle() {
        return executeLifecycle;
    }

 *       worse, and possibly better, than creating a mutable collection and copying it.
 *   <li>Implementations generally do not cache hash codes. If your element or key type has a slow
 *       {@code hashCode} implementation, it should cache it itself.
 * </ul>
 *
 * <h4>Example usage</h4>
 *
 * <pre>{@code
 * class Foo {

 * @throws SmbException
 */

    public int hashCode() {
        int hash;
        try {
            hash = getAddress().hashCode();
        } catch( UnknownHostException uhe ) {
            hash = getServer().toUpperCase().hashCode();
        }
        getUncPath0();
        return hash + canon.toUpperCase().hashCode();
    }

	tlsInfo := madmin.TLSInfo{
		TLSEnabled: globalIsTLS,
		Certs:      []madmin.TLSCert{},
	}

	if globalIsTLS {
		for _, c := range globalPublicCerts {
			check := xxh3.Hash(c.RawIssuer)
			check ^= xxh3.Hash(c.RawSubjectPublicKeyInfo)
			// We XOR, so order doesn't matter.
			for _, v := range c.DNSNames {
				check ^= xxh3.HashString(v)
			}
			for _, v := range c.EmailAddresses {

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"context"
	"encoding/binary"
	"errors"
	"fmt"
	"hash/crc32"
	"math/rand"
	"net/http"
	"reflect"
	"strings"
	"sync"
	"time"

	"github.com/dchest/siphash"
	"github.com/google/uuid"
	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio-go/v7/pkg/set"

	"github.com/minio/minio-go/v7/pkg/signer"
	"github.com/minio/minio/internal/auth"
	"github.com/minio/minio/internal/config"
	"github.com/minio/minio/internal/crypto"
	"github.com/minio/minio/internal/hash"
	"github.com/minio/minio/internal/logger"
	"github.com/minio/mux"
	"github.com/minio/pkg/v3/policy"
)

// TestMain to set up global env.
func TestMain(m *testing.M) {
	flag.Parse()

    succeedsInMultimap(entry.getPredecessorInMultimap(), entry.getSuccessorInMultimap());
  }

  /**
   * LinkedHashMultimap entries are in no less than three coexisting linked lists: a bucket in the
   * hash table for a {@code Set<V>} associated with a key, the linked list of insertion-ordered
   * entries in that {@code Set<V>}, and the linked list of entries in the LinkedHashMultimap as a
   * whole.
   */
  @VisibleForTesting

labels.confirmPassword=Confirm
labels.crawler=Crawler
labels.crudMode=mode
labels.errorCountMax=Max Error Count
labels.errorCountMin=Min Error Count
labels.facet=Facet
labels.geo=Geo
labels.groups=Groups
labels.hash=Hash
labels.kuromojiFile=Kuromoji File
labels.maxSize=Max Size
labels.order=Order
labels.purgeSuggestSearchLogDay=Purge Suggest Documents Before
labels.q=Query
labels.roles=Roles

# OAuth2 实现密码哈希与 Bearer  JWT 令牌验证

至此，我们已经编写了所有安全流，本章学习如何使用 <abbr title="JSON Web Tokens">JWT</abbr> 令牌（Token）和安全密码哈希（Hash）实现真正的安全机制。

本章的示例代码真正实现了在应用的数据库中保存哈希密码等功能。

接下来，我们紧接上一章，继续完善安全机制。

## JWT 简介

JWT 即**JSON 网络令牌**（JSON Web Tokens）。

JWT 是一种将 JSON 对象编码为没有空格，且难以理解的长字符串的标准。JWT 的内容如下所示：

```