for ( SmbTransportImpl conn : this.connections ) {
            if ( conn.matches(address, port, localAddr, localPort, hostName)
                    && ( tc.getConfig().getSessionLimit() == 0 || conn.getNumSessions() < tc.getConfig().getSessionLimit() ) ) {
                try {
                    if ( conn.isFailed() || ( connectedOnly && conn.isDisconnected() ) ) {
                        continue;

}

// Accept - reads from httpListener.acceptCh for one of previously accepted TCP connection and returns the same.
func (listener *httpListener) Accept() (conn net.Conn, err error) {
	select {
	case result, ok := <-listener.acceptCh:
		if ok {
			return deadlineconn.New(result.conn).
				WithReadDeadline(listener.opts.ClientReadTimeout).
				WithWriteDeadline(listener.opts.ClientWriteTimeout), result.err
		}
	case <-listener.ctx.Done():
	}

     * {@link JarURLConnection#getJarFile()}の例外処理をラップするメソッドです。
     *
     * @param conn
     *            {@link JarURLConnection}。{@literal null}であってはいけません
     * @return {@link JarFile}
     */
    public static JarFile getJarFile(final JarURLConnection conn) {
        assertArgumentNotNull("conn", conn);

        try {
            return conn.getJarFile();
        } catch (final IOException e) {

		},
	}

	defer func() {
		if !reflect.DeepEqual(conn.got, conn.expect) {
			t.Errorf("expect %#v but got %#v", conn.expect, conn.got)
		}
	}()

	db, err := gorm.Open(mysql.New(mysql.Config{Conn: conn, DisableWithReturning: true}))
	if err != nil {
		t.Fatalf("Should open db success, but got %v", err)
	}

	tx := db.Begin()

pkg database/sql, method (*Conn) BeginTx(context.Context, *TxOptions) (*Tx, error)
pkg database/sql, method (*Conn) Close() error
pkg database/sql, method (*Conn) ExecContext(context.Context, string, ...interface{}) (Result, error)
pkg database/sql, method (*Conn) PingContext(context.Context) error
pkg database/sql, method (*Conn) PrepareContext(context.Context, string) (*Stmt, error)

	conn := client.gridConn()
	if conn == nil {
		return nil
	}
	_, err := reloadPoolMetaRPC.Call(ctx, conn, grid.NewMSSWith(map[string]string{}))
	return err
}

func (client *peerRESTClient) StopRebalance(ctx context.Context) error {
	conn := client.gridConn()
	if conn == nil {
		return nil
	}
	_, err := stopRebalanceRPC.Call(ctx, conn, grid.NewMSSWith(map[string]string{}))

		// close when we know this is a network error.
		target.conn.Close()
	}

	conn, err = amqp091.Dial(target.args.URL.String())
	if err != nil {
		if xnet.IsConnRefusedErr(err) {
			return nil, nil, store.ErrNotConnected
		}
		return nil, nil, err
	}

	ch, err = conn.Channel()
	if err != nil {
		return nil, nil, err
	}

	target.conn = conn

	if target.args.PublisherConfirms {

	}
	return pluginResponse(conf)
}

func doAddRun(args *skel.CmdArgs, conf *Config, kClient kubernetes.Interface, rulesMgr InterceptRuleMgr) error {
	setupLogging(conf)

	var loggedPrevResult any
	if conf.PrevResult == nil {
		loggedPrevResult = "none"
	} else {
		loggedPrevResult = conf.PrevResult
	}
	log.WithLabels("if", args.IfName).Debugf("istio-cni CmdAdd config: %+v", conf)

	case conf.AccessKey == "" && conf.SecretKey != "" || conf.AccessKey != "" && conf.SecretKey == "":
		return nil, errors.New("both the access and secret keys are required")
	case conf.AWSRole && (conf.AWSRoleWebIdentityTokenFile != "" || conf.AWSRoleARN != "" || conf.AccessKey != "" || conf.SecretKey != ""):
		return nil, errors.New("AWS Role cannot be activated with static credentials or the web identity token file")
	case conf.Bucket == "":

			resultFileName:     "YYY-istio-cni.conf",
			expectedOutputFile: testDataDir + "/expected/YYY-istio-cni.conf",
		},
		{
			name:               "standalone plugin user defined name",
			preConfFile:        "user-defined.conf",
			resultFileName:     "user-defined.conf",
			expectedOutputFile: testDataDir + "/expected/YYY-istio-cni.conf",
		},
	}
	for _, tc := range cases {