}
	default:
		return nil, errors.New("profiler type unknown")
	}

	return prof, nil
}

// minioProfiler - minio profiler interface.
type minioProfiler interface {
	// Return recorded profiles, each profile associated with a distinct generic name.
	Records() map[string][]byte
	// Stop the profiler
	Stop() ([]byte, error)
	// Return extension of profile
	Extension() string
}

 * [okhttp-client-mock](https://github.com/gmazzo/okhttp-client-mock): A simple OKHttp client mock, using a programmable request interceptor.
 * [OkHttp Profiler](https://plugins.jetbrains.com/plugin/11249-okhttp-profiler): An IntelliJ plugin for monitoring OkHttp calls.
 * [OkReplay](https://github.com/airbnb/okreplay): Record and replay OkHttp network interaction in your tests.

	}

	// Stop profiler of all types if already running
	for k, v := range globalProfiler {
		for _, p := range profiles {
			if p == k {
				v.Stop()
				delete(globalProfiler, k)
			}
		}
	}

	// Start profiling on remote servers.
	var hostErrs []NotificationPeerErr
	for _, profiler := range profiles {

        <include>mvnsh</include>
        <include>mvnup</include>
        <include>mvnDebug</include>
        <include>mvnencDebug</include>
        <!-- This is so that CI systems can periodically run the profiler -->
        <include>mvnyjp</include>
      </includes>
      <lineEnding>unix</lineEnding>
      <fileMode>0755</fileMode>
    </fileSet>
    <fileSet>
      <directory>src/assembly/maven/conf</directory>

		for _, p := range profiles {
			if p == k {
				v.Stop()
				delete(globalProfiler, k)
			}
		}
	}

	for _, profiler := range profiles {
		prof, err := startProfiler(profiler)
		if err != nil {
			s.writeErrorResponse(w, err)
			return
		}
		globalProfiler[profiler] = prof
	}
}

// DownloadProfilingDataHandler - returns profiled data.

// Add tests for starting and stopping different profilers.
func TestStartProfiler(t *testing.T) {
	_, err := startProfiler("")
	if err == nil {
		t.Fatal("Expected a non nil error, but nil error returned for invalid profiler.")
	}
}

// checkURL - checks if passed address correspond
func checkURL(urlStr string) (*url.URL, error) {
	if urlStr == "" {
		return nil, errors.New("Address cannot be empty")
	}

        options.addOption(Option.builder(Character.toString(ACTIVATE_PROFILES))
                .longOpt("activate-profiles")
                .desc(
                        "Comma-delimited list of profiles to activate. Don't use spaces between commas or double quote the full list. Prefixing a profile with ! excludes it, and ? marks it as optional.")
                .hasArg()
                .build());

func (client *peerRESTClient) StartProfiling(ctx context.Context, profiler string) error {
	values := make(url.Values)
	values.Set(peerRESTProfiler, profiler)
	respBody, err := client.callWithContext(ctx, peerRESTMethodStartProfiling, values, nil, -1)
	if err != nil {
		return err
	}
	defer xhttp.DrainBody(respBody)
	return nil
}

// DownloadProfileData - download profiled data from a remote node.

func TestBelongsToOverrideForeignKey(t *testing.T) {
	type Profile struct {
		gorm.Model
		Name string
	}

	type User struct {
		gorm.Model
		Profile      Profile `gorm:"ForeignKey:ProfileRefer"`
		ProfileRefer int
	}

	checkStructRelation(t, &User{}, Relation{
		Name: "Profile", Type: schema.BelongsTo, Schema: "User", FieldSchema: "Profile",
		References: []Reference{{"ID", "Profile", "ProfileRefer", "User", "", false}},
	})
}

func (sys *NotificationSys) StartProfiling(ctx context.Context, profiler string) []NotificationPeerErr {
	ng := WithNPeers(len(sys.peerClients))
	for idx, client := range sys.peerClients {
		if client == nil {
			continue
		}
		client := client
		ng.Go(ctx, func() error {
			return client.StartProfiling(ctx, profiler)
		}, idx, *client.host)
	}
	return ng.Wait()
}