"sha256/afwiKY3RxoMmLkuRW1l7QsPZTJPwDS2pdDROQjXw8ig=");

    @Override public Response intercept(Chain chain) throws IOException {
      for (Certificate certificate : chain.connection().handshake().peerCertificates()) {
        String pin = CertificatePinner.pin(certificate);
        if (denylist.contains(pin)) {
          throw new IOException("Denylisted peer certificate: " + pin);
        }
      }

- limit the wait duration for each request in the queue

These values are enabled using server's configuration or environment variables.

## Examples

### Configuring connection limit

package jcifs.internal.smb1.trans;

import jcifs.Configuration;

/**
 * Response for SMB1 TRANS_WAIT_NAMED_PIPE transaction.
 *
 * This response is received after waiting for a named pipe to become available
 * for connection when the pipe server was busy.
 */
public class TransWaitNamedPipeResponse extends SmbComTransactionResponse {

    /**
     * Constructs a response for a wait named pipe request.
     *

	if err != nil {
		t.Fatal(err)
	}

	lkClient := newlockRESTClient(endpoint)
	if lkClient.IsOnline() {
		t.Fatalf("unexpected result. connection was online")
	}

	// Attempt all calls.
	_, err = lkClient.RLock(t.Context(), dsync.LockArgs{})
	if err == nil {
		t.Fatal("Expected for Rlock to fail")
	}

 *
 * @author mbechler
 */
public class Smb2TreeDisconnectRequest extends ServerMessageBlock2Request<Smb2TreeDisconnectResponse> {

    /**
     * Creates a new SMB2 tree disconnect request to close a tree connection.
     *
     * @param config the CIFS configuration
     */
    public Smb2TreeDisconnectRequest(final Configuration config) {
        super(config, SMB2_TREE_DISCONNECT);
    }

    @Override

        // Mock transport.connect() to succeed
        doNothing().when(transport).connect();

        // Simulate failed tree connect
        doThrow(new SmbException("Connection failed")).when(session).send(any(ServerMessageBlock.class), any(ServerMessageBlock.class));

        assertThrows(SmbException.class, () -> tree.treeConnect(null, null));

set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -XX:MaxDirectMemorySize=%FESS_DIRECT_SIZE%
)

REM set to headless, just in case
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Djava.awt.headless=true

REM maximum # keep-alive connections to maintain at once
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Dhttp.maxConnections=20

REM Force the JVM to use IPv4 stack
if NOT "%FESS_USE_IPV4%" == "" (
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Djava.net.preferIPv4Stack=true

// MSS, map[string]string types are preferred, but any struct with exported fields will work.
type TraceParamsKey struct{}

// traceRequests adds request tracing to the connection.
func (c *Connection) traceRequests(p *pubsub.PubSub[madmin.TraceInfo, madmin.TraceType]) {
	c.trace = &tracer{
		Publisher: p,
		TraceType: madmin.TraceInternal,
		Prefix:    "grid",
		Local:     c.Local,
		Remote:    c.Remote,

func TestWithSingleConnection(t *testing.T) {
	expectedName := "test"
	var actualName string

	setSQL, getSQL := getSetSQL(DB.Dialector.Name())
	if len(setSQL) == 0 || len(getSQL) == 0 {
		return
	}

	err := DB.Connection(func(tx *gorm.DB) error {
		if err := tx.Exec(setSQL, expectedName).Error; err != nil {
			return err
		}

		if err := tx.Raw(getSQL).Scan(&actualName).Error; err != nil {
			return err
		}
		return nil
	})

import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for {@link Handler} and its inner class {@link Handler.StorageURLConnection}.
 * This test covers URL parsing, connection state management, and thread-safety.
 */
public class HandlerTest extends PlainTestCase {
    @Override
    protected void setUp() throws Exception {
        super.setUp();
        new StandardCrawlerContainer();