com.jn.langx.asn1.spec

类 ASN1OctetString

java.lang.Object

com.jn.langx.asn1.spec.ASN1Element

com.jn.langx.asn1.spec.ASN1OctetString

所有已实现的接口:

ByteString, Serializable

public final class ASN1OctetString
extends ASN1Element
implements ByteString

This class provides an ASN.1 octet string element, whose value is simply comprised of zero or more bytes. Octet string elements are frequently used to represent string values as well.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
ASN1OctetString() Creates a new ASN.1 octet string element with the default BER type and no value.
ASN1OctetString(byte type) Creates a new ASN.1 octet string element with the specified type and no value.
ASN1OctetString(byte[] value) Creates a new ASN.1 octet string element with the default BER type and the provided value.
ASN1OctetString(byte[] value, int offset, int length) Creates a new ASN.1 octet string element with the default BER type and the provided value.
ASN1OctetString(byte type, byte[] value) Creates a new ASN.1 octet string element with the specified type and the provided value.
ASN1OctetString(byte type, byte[] value, int offset, int length) Creates a new ASN.1 octet string element with the specified type and the provided value.
ASN1OctetString(byte type, String value) Creates a new ASN.1 octet string element with the specified type and the provided value.
ASN1OctetString(String value) Creates a new ASN.1 octet string element with the default BER type and the provided value.

方法概要

限定符和类型	方法和说明
void	appendValueTo(ByteStringBuffer buffer) Appends the value of this ASN.1 octet string to the provided buffer.
static ASN1OctetString	decodeAsOctetString(ASN1Element element) Decodes the provided ASN.1 element as an octet string element.
static ASN1OctetString	decodeAsOctetString(byte[] elementBytes) Decodes the contents of the provided byte array as an octet string element.
void	encodeTo(ByteStringBuffer buffer) Appends an encoded representation of this ASN.1 element to the provided buffer.
byte[]	getValue() Retrieves the encoded value for this element.
int	getValueLength() Retrieves the number of bytes contained in the value.
String	stringValue() Retrieves the string value for this element.
ASN1OctetString	toASN1OctetString() Converts this byte string to an ASN.1 octet string.
void	toString(StringBuilder buffer) Appends a string representation of the value for this ASN.1 element to the provided buffer.

从类继承的方法 com.jn.langx.asn1.spec.ASN1Element

decode, decodeAsBigInteger, decodeAsBitString, decodeAsBoolean, decodeAsEnumerated, decodeAsGeneralizedTime, decodeAsIA5String, decodeAsInteger, decodeAsLong, decodeAsNull, decodeAsNumericString, decodeAsObjectIdentifier, decodeAsOctetString, decodeAsPrintableString, decodeAsSequence, decodeAsSet, decodeAsUTCTime, decodeAsUTF8String, encode, encodeLength, equals, equalsIgnoreType, getType, getTypeClass, hashCode, isConstructed, readFrom, readFrom, toString, writeTo

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

ASN1OctetString

public ASN1OctetString()

Creates a new ASN.1 octet string element with the default BER type and no value.

ASN1OctetString

public ASN1OctetString(byte type)

Creates a new ASN.1 octet string element with the specified type and no value.

参数:

type - The BER type to use for this element.

ASN1OctetString

public ASN1OctetString(@Nullable
                       byte[] value)

Creates a new ASN.1 octet string element with the default BER type and the provided value.

参数:

value - The value to use for this element.

ASN1OctetString

public ASN1OctetString(@NonNull
                       byte[] value,
                       int offset,
                       int length)

Creates a new ASN.1 octet string element with the default BER type and the provided value.

参数:

value - The byte array containing the value to use for this element It must not be null.

offset - The offset within the array at which the value begins. It must be greater than or equal to zero and less than or equal to the length of the array.

length - The length in bytes of the value. It must be greater than or equal to zero, and it must not extend beyond the end of the array.

ASN1OctetString

public ASN1OctetString(byte type,
                       @Nullable
                       byte[] value)

Creates a new ASN.1 octet string element with the specified type and the provided value.

参数:

type - The BER type to use for this element.

value - The value to use for this element.

ASN1OctetString

public ASN1OctetString(byte type,
                       @NonNull
                       byte[] value,
                       int offset,
                       int length)

Creates a new ASN.1 octet string element with the specified type and the provided value.

参数:

type - The BER type to use for this element.

value - The byte array containing the value to use for this element. It must not be null.

offset - The offset within the array at which the value begins. It must be greater than or equal to zero and less than or equal to the length of the array.

length - The length in bytes of the value. It must be greater than or equal to zero, and it must not extend beyond the end of the array.

ASN1OctetString

public ASN1OctetString(@Nullable
                       String value)

Creates a new ASN.1 octet string element with the default BER type and the provided value.

参数:

value - The value to use for this element.

ASN1OctetString

public ASN1OctetString(byte type,
                       @Nullable
                       String value)

Creates a new ASN.1 octet string element with the specified type and the provided value.

参数:

type - The BER type to use for this element.

value - The value to use for this element.

方法详细资料

getValueLength

public int getValueLength()

Retrieves the number of bytes contained in the value.

覆盖:

getValueLength 在类中 ASN1Element

返回:

The number of bytes contained in the value.

getValue

@NonNull
public byte[] getValue()

Retrieves the encoded value for this element.

指定者:

getValue 在接口中 ByteString

覆盖:

getValue 在类中 ASN1Element

返回:

The encoded value for this element.

encodeTo

public void encodeTo(@NonNull
                     ByteStringBuffer buffer)

Appends an encoded representation of this ASN.1 element to the provided buffer.

覆盖:

encodeTo 在类中 ASN1Element

参数:

buffer - The buffer to which the encoded representation should be appended.

stringValue

@NonNull
public String stringValue()

Retrieves the string value for this element.

指定者:

stringValue 在接口中 ByteString

返回:

The String value for this element.

decodeAsOctetString

@NonNull
public static ASN1OctetString decodeAsOctetString(@NonNull
                                                            byte[] elementBytes)
                                                     throws ASN1Exception

Decodes the contents of the provided byte array as an octet string element.

参数:

elementBytes - The byte array to decode as an ASN.1 octet string element.

返回:

The decoded ASN.1 octet string element.

抛出:

ASN1Exception - If the provided array cannot be decoded as an octet string element.

decodeAsOctetString

@NonNull
public static ASN1OctetString decodeAsOctetString(@NonNull
                                                            ASN1Element element)

Decodes the provided ASN.1 element as an octet string element.

参数:

element - The ASN.1 element to be decoded.

返回:

The decoded ASN.1 octet string element.

appendValueTo

public void appendValueTo(@NonNull
                          ByteStringBuffer buffer)

Appends the value of this ASN.1 octet string to the provided buffer.

指定者:

appendValueTo 在接口中 ByteString

参数:

buffer - The buffer to which the value is to be appended.

toASN1OctetString

@NonNull
public ASN1OctetString toASN1OctetString()

Converts this byte string to an ASN.1 octet string.

指定者:

toASN1OctetString 在接口中 ByteString

返回:

An ASN.1 octet string with the value of this byte string.

toString

public void toString(@NonNull
                     StringBuilder buffer)

Appends a string representation of the value for this ASN.1 element to the provided buffer.

覆盖:

toString 在类中 ASN1Element

参数:

buffer - The buffer to which to append the information.