return false;
        }

        @Override
        public boolean isError() {
            return errorCode != 0;
        }

        @Override
        public void error() {
            this.errorCode = -1;
        }

        @Override
        public Long getExpiration() {
            return expiration;
        }

        @Override
        public void setExpiration(Long exp) {

        // Setter methods for testing
        public void setGrantedCredits(int grantedCredits) {
            this.grantedCredits = grantedCredits;
        }

        public void setErrorCode(int errorCode) {
            this.errorCode = errorCode;
        }

        public void setVerifyFailed(boolean verifyFailed) {
            this.verifyFailed = verifyFailed;
        }
    }

    @BeforeEach
    void setUp() {

import "fmt"

type s3Error struct {
	code       string
	message    string
	statusCode int
	cause      error
}

func (err *s3Error) Cause() error {
	return err.cause
}

func (err *s3Error) ErrorCode() string {
	return err.code
}

func (err *s3Error) ErrorMessage() string {
	return err.message
}

func (err *s3Error) HTTPStatusCode() int {
	return err.statusCode
}

	binary.Write(buf, binary.BigEndian, uint16(len(errorCode)))
	buf.Write(errorCode)

	return genMessage(buf.Bytes(), nil)
}

// NewErrorMessage - creates new Request Level Error Message specified in
// https://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectSELECTContent.html.
func NewErrorMessage(errorCode, errorMessage string) []byte {
	return newErrorMessage([]byte(errorCode), []byte(errorMessage))
}

        // Navigate through the inheritance hierarchy to find the errorCode field
        Class<?> currentClass = response.getClass();
        Field errorCodeField = null;

        while (currentClass != null && errorCodeField == null) {
            try {
                errorCodeField = currentClass.getDeclaredField("errorCode");

    }

    @Test
    void testToString() {
        smb.command = ServerMessageBlock.SMB_COM_ECHO;
        smb.errorCode = 0;
        smb.mid = 1;
        String str = smb.toString();
        assertTrue(str.contains("command=SMB_COM_ECHO"));
        assertTrue(str.contains("errorCode=0"));
        assertTrue(str.contains("mid=1"));
    }

    @Test
    void testToStringUnknownCommand() {

            super(config, command, subcommand);
        }

        // Expose errorCode setter for testing - access protected field directly
        public void setTestErrorCode(int code) {
            this.errorCode = code;
        }

        @Override
        protected int writeSetupWireFormat(byte[] dst, int dstIndex) {
            return setupWireFormatReturn;

package json

type s3Error struct {
	code       string
	message    string
	statusCode int
	cause      error
}

func (err *s3Error) Cause() error {
	return err.cause
}

func (err *s3Error) ErrorCode() string {
	return err.code
}

func (err *s3Error) ErrorMessage() string {
	return err.message
}

func (err *s3Error) HTTPStatusCode() int {
	return err.statusCode
}

ECL0068=InvalidKeyException occurred, because {0}
ECL0069=NoSuchPaddingException occurred, because {0}
ECL0070=Field({1}) of class({0}) not found
ECL0071=SQLException(Message=[{0}], ErrorCode={1}, SQLState={2}) occurred
ECL0072=SQLException(SQL=[{0}], Message=[{1}], ErrorCode={2}, SQLState={3}) occurred
ECL0091=Illegal URL({0})

            assertTrue(result.contains("command=SMB_COM_TREE_CONNECT_ANDX"));
            assertTrue(result.contains("errorCode="));
            // Should show non-zero error code
            assertTrue(result.contains("errorCode=0x00000001") || result.contains("errorCode=1"));
        }

        @Test
        @DisplayName("Test toString with all command types")
        void testToStringAllCommands() {