Package org.apache.xml.security.utils
Class Base64
java.lang.Object
org.apache.xml.security.utils.Base64
Deprecated.
Implementation of MIME's Base64 encoding and decoding conversions.
Optimized code. (raw version taken from oreilly.jonathan.util,
and currently org.apache.xerces.ds.util.Base64)
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Field Summary
FieldsModifier and TypeFieldDescriptionstatic final intDeprecated.Field BASE64DEFAULTLENGTH -
Method Summary
Modifier and TypeMethodDescriptionstatic final byte[]decode(byte[] base64) Deprecated.Method decodestatic final voiddecode(byte[] base64Data, OutputStream os) Deprecated.Decodes Base64 data into outputstreamprotected static final voiddecode(byte[] base64Data, OutputStream os, int len) Deprecated.static final byte[]decode(BufferedReader reader) Deprecated.Base64 decode the lines from the reader and return an InputStream with the bytes.static final voiddecode(InputStream is, OutputStream os) Deprecated.Decodes Base64 data into outputstreamstatic final byte[]Deprecated.Decodes Base64 data into octetsstatic final voiddecode(String base64Data, OutputStream os) Deprecated.Decodes Base64 data into outputstreamstatic final byte[]Deprecated.Method decode Takes theTextchildren of the Element and interprets them as input for theBase64.decode()function.static final BigIntegerdecodeBigIntegerFromElement(Element element) Deprecated.Method decodeBigIntegerFromElementstatic final BigIntegerdecodeBigIntegerFromText(Text text) Deprecated.Decode a base 64 string into aBigIntegerprotected static final byte[]decodeInternal(byte[] base64Data, int len) Deprecated.static final Stringencode(byte[] binaryData) Deprecated.Encode a byte array and fold lines at the standard 76th character unless ignore line breaks property is set.static final Stringencode(byte[] binaryData, int length) Deprecated.Encode a byte array in Base64 format and return an optionally wrapped line.static final Stringencode(BigInteger big) Deprecated.Encode in Base64 the given.BigIntegerstatic final byte[]encode(BigInteger big, int bitlen) Deprecated.Returns a byte-array representation of a.BigIntegerstatic final ElementencodeToElement(Document doc, String localName, byte[] bytes) Deprecated.Method encodeToElementstatic final voidfillElementWithBigInteger(Element element, BigInteger biginteger) Deprecated.This method takes an (empty) Element and a BigInteger and adds the base64 encoded BigInteger to the Element.protected static final intgetBytesInternal(String s, byte[] result) Deprecated.protected static final booleanisPad(byte octet) Deprecated.protected static final booleanisWhiteSpace(byte octet) Deprecated.protected static final intremoveWhiteSpace(byte[] data) Deprecated.remove WhiteSpace from MIME containing encoded Base64 data.
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Field Details
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BASE64DEFAULTLENGTH
public static final int BASE64DEFAULTLENGTHDeprecated.Field BASE64DEFAULTLENGTH- See Also:
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Method Details
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encode
Deprecated.Encode in Base64 the given.BigInteger- Parameters:
big-- Returns:
- String with Base64 encoding
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encode
Deprecated.Returns a byte-array representation of a. No sign-bit is output. N.B.:BigInteger's toByteArray returns eventually longer arrays because of the leading sign-bit.BigInteger- Parameters:
big-BigIntegerto be convertedbitlen-intthe desired length in bits of the representation- Returns:
- a byte array with
bitlenbits ofbig
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decodeBigIntegerFromElement
public static final BigInteger decodeBigIntegerFromElement(Element element) throws Base64DecodingException Deprecated.Method decodeBigIntegerFromElement- Parameters:
element-- Returns:
- the biginteger obtained from the node
- Throws:
Base64DecodingException
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decodeBigIntegerFromText
Deprecated.Decode a base 64 string into aBigInteger- Parameters:
base64str- Base 64 encoded string.- Returns:
- a decoded BigInteger
- Throws:
Base64DecodingException
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fillElementWithBigInteger
Deprecated.This method takes an (empty) Element and a BigInteger and adds the base64 encoded BigInteger to the Element.- Parameters:
element-biginteger-
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decode
Deprecated.Method decode Takes theTextchildren of the Element and interprets them as input for theBase64.decode()function.- Parameters:
element-- Returns:
- the byte obtained of the decoding the element $todo$ not tested yet
- Throws:
Base64DecodingException
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encodeToElement
Deprecated.Method encodeToElement- Parameters:
doc-localName-bytes-- Returns:
- an Element with the base64 encoded in the text.
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decode
Deprecated.Method decode- Parameters:
base64-- Returns:
- the UTF bytes of the base64
- Throws:
Base64DecodingException
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encode
Deprecated.Encode a byte array and fold lines at the standard 76th character unless ignore line breaks property is set.- Parameters:
binaryData-byte[]to be base64 encoded- Returns:
- the
Stringwith encoded data
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decode
public static final byte[] decode(BufferedReader reader) throws IOException, Base64DecodingException Deprecated.Base64 decode the lines from the reader and return an InputStream with the bytes.- Parameters:
reader-- Returns:
- InputStream with the decoded bytes
- Throws:
IOException- passes what the reader throwsIOExceptionBase64DecodingException
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isWhiteSpace
protected static final boolean isWhiteSpace(byte octet) Deprecated. -
isPad
protected static final boolean isPad(byte octet) Deprecated. -
encode
Deprecated.Encode a byte array in Base64 format and return an optionally wrapped line.- Parameters:
binaryData-byte[]data to be encodedlength-intlength of wrapped lines; No wrapping if less than 4.- Returns:
- a
Stringwith encoded data
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decode
Deprecated.Decodes Base64 data into octets- Parameters:
encoded- String containing base64 encoded data- Returns:
- byte array containing the decoded data
- Throws:
Base64DecodingException- if there is a problem decoding the data
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getBytesInternal
Deprecated. -
decodeInternal
protected static final byte[] decodeInternal(byte[] base64Data, int len) throws Base64DecodingException Deprecated.- Throws:
Base64DecodingException
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decode
public static final void decode(String base64Data, OutputStream os) throws Base64DecodingException, IOException Deprecated.Decodes Base64 data into outputstream- Parameters:
base64Data- String containing Base64 dataos- the outputstream- Throws:
IOExceptionBase64DecodingException
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decode
public static final void decode(byte[] base64Data, OutputStream os) throws Base64DecodingException, IOException Deprecated.Decodes Base64 data into outputstream- Parameters:
base64Data- Byte array containing Base64 dataos- the outputstream- Throws:
IOExceptionBase64DecodingException
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decode
protected static final void decode(byte[] base64Data, OutputStream os, int len) throws Base64DecodingException, IOException Deprecated.- Throws:
Base64DecodingExceptionIOException
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decode
public static final void decode(InputStream is, OutputStream os) throws Base64DecodingException, IOException Deprecated.Decodes Base64 data into outputstream- Parameters:
is- containing Base64 dataos- the outputstream- Throws:
IOExceptionBase64DecodingException
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removeWhiteSpace
protected static final int removeWhiteSpace(byte[] data) Deprecated.remove WhiteSpace from MIME containing encoded Base64 data.- Parameters:
data- the byte array of base64 data (with WS)- Returns:
- the new length
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