type credentialHeader struct {
	accessKey string
	scope     struct {
		date    time.Time
		region  string
		service string
		request string
	}
}

// Return scope string.
func (c credentialHeader) getScope() string {
	return strings.Join([]string{
		c.scope.date.Format(yyyymmdd),
		c.scope.region,
		c.scope.service,
		c.scope.request,
	}, SlashSeparator)
}

```
src/main/java/org/codelibs/fess/
├── FessBoot.java              # Application entry point
├── app/
│   ├── web/                   # User-facing controllers
│   ├── web/admin/             # Admin controllers
│   ├── service/               # Business logic
│   └── job/                   # Background jobs
├── api/                       # REST API endpoints
├── opensearch/                # OpenSearch integration

import org.apache.maven.api.annotations.Experimental;

/**
 * Marker interface to indicate services that can be provided by plugins and extensions.
 * <p>
 * This interface serves as the base for all Service Provider Interface (SPI) components in Maven.
 * Classes implementing this interface can be discovered and loaded by Maven through the
 * Java ServiceLoader mechanism, allowing plugins and extensions to contribute functionality

import org.dbflute.cbean.result.ListResultBean;
import org.dbflute.cbean.result.PagingResultBean;
import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service class for managing data configuration CRUD operations.
 * This service provides functionality to create, read, update, and delete
 * data configurations used by the Fess crawler system.
 *
 * <p>Data configurations define how the crawler should access and process

// to use a LDAP command.
var errNoSuchUserLDAPWarn = errors.New("Specified user does not exist. If you meant a user in LDAP please use command under `mc idp ldap`")

// error returned when service account is not found
var errNoSuchServiceAccount = errors.New("Specified service account does not exist")

// error returned when temporary account is not found
var errNoSuchTempAccount = errors.New("Specified temporary account does not exist")

apiVersion: v1
kind: Service
metadata:
  name: {{ template "minio.fullname" . }}-svc
  labels:
    app: {{ template "minio.name" . }}
    chart: {{ template "minio.chart" . }}
    release: {{ .Release.Name }}
    heritage: {{ .Release.Service }}
spec:
  publishNotReadyAddresses: true
  clusterIP: None
  ports:
    - name: {{ $scheme }}
      port: {{ .Values.service.port }}
      protocol: TCP

import org.apache.maven.api.Artifact;
import org.apache.maven.api.ProducedArtifact;
import org.apache.maven.api.Service;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

/**
 *
 * @since 4.0.0
 */
@Experimental
public interface ArtifactManager extends Service {

    /**
     * Returns the path of the file previously associated to this artifact

import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.pager.FileConfigPager;
import org.codelibs.fess.app.service.FileConfigService;
import org.codelibs.fess.app.service.LabelTypeService;
import org.codelibs.fess.app.service.RoleTypeService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.helper.PermissionHelper;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api.services;

import java.nio.file.Path;

import org.apache.maven.api.Service;
import org.apache.maven.api.Session;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.settings.Settings;

/**

 */
package okhttp3

import java.net.InetAddress
import java.net.UnknownHostException
import okhttp3.Dns.Companion.SYSTEM

/**
 * A domain name service that resolves IP addresses for host names. Most applications will use the
 * [system DNS service][SYSTEM], which is the default. Some applications may provide their own
 * implementation to use a different DNS server, to prefer IPv6 addresses, to prefer IPv4 addresses,