Android Utililty Methods Byte Array Decode

List of utility methods to do Byte Array Decode

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Description

The list of methods to do Byte Array Decode are organized into topic(s).

Method

byte[]decode(byte[] source, int off, int len, byte[] decodabet)
Decodes Base64 content using the supplied decodabet and returns the decoded byte array. 
int len34 = len * 3 / 4;
byte[] outBuff = new byte[2 + len34]; 
int outBuffPosn = 0;
byte[] b4 = new byte[4];
int b4Posn = 0;
int i = 0;
byte sbiCrop = 0;
byte sbiDecode = 0;
...
byte[]decode(byte[] source, int off, int len, byte[] decodabet)
Decodes Base64 content using the supplied decodabet and returns the decoded byte array. 
int len34 = len * 3 / 4;
byte[] outBuff = new byte[2 + len34]; 
int outBuffPosn = 0;
byte[] b4 = new byte[4];
int b4Posn = 0;
int i = 0;
byte sbiCrop = 0;
byte sbiDecode = 0;
...
byte[]decode(byte[] source, int off, int len, byte[] decodabet)
Decodes Base64 content using the supplied decodabet and returns the decoded byte array. 
int len34 = len * 3 / 4;
byte[] outBuff = new byte[2 + len34]; 
int outBuffPosn = 0;
byte[] b4 = new byte[4];
int b4Posn = 0;
int i = 0;
byte sbiCrop = 0;
byte sbiDecode = 0;
...
intdecode4to3(byte[] source, int srcOffset, byte[] destination, int destOffset, byte[] decodabet)
Decodes four bytes from array source and writes the resulting bytes (up to three of them) to destination. 
if (source[srcOffset + 2] == EQUALS_SIGN) {
    int outBuff = ((decodabet[source[srcOffset]] << 24) >>> 6)
            | ((decodabet[source[srcOffset + 1]] << 24) >>> 12);
    destination[destOffset] = (byte) (outBuff >>> 16);
    return 1;
} else if (source[srcOffset + 3] == EQUALS_SIGN) {
    int outBuff = ((decodabet[source[srcOffset]] << 24) >>> 6)
            | ((decodabet[source[srcOffset + 1]] << 24) >>> 12)
...
intdecode4to3(byte[] source, int srcOffset, byte[] destination, int destOffset, byte[] decodabet)
Decodes four bytes from array source and writes the resulting bytes (up to three of them) to destination. 
if (source[srcOffset + 2] == EQUALS_SIGN) {
    int outBuff = ((decodabet[source[srcOffset]] << 24) >>> 6)
            | ((decodabet[source[srcOffset + 1]] << 24) >>> 12);
    destination[destOffset] = (byte) (outBuff >>> 16);
    return 1;
} else if (source[srcOffset + 3] == EQUALS_SIGN) {
    int outBuff = ((decodabet[source[srcOffset]] << 24) >>> 6)
            | ((decodabet[source[srcOffset + 1]] << 24) >>> 12)
...
intdecode4to3(byte[] source, int srcOffset, byte[] destination, int destOffset, byte[] decodabet)
Decodes four bytes from array source and writes the resulting bytes (up to three of them) to destination. 
if (source[srcOffset + 2] == EQUALS_SIGN) {
    int outBuff = ((decodabet[source[srcOffset]] << 24) >>> 6)
            | ((decodabet[source[srcOffset + 1]] << 24) >>> 12);
    destination[destOffset] = (byte) (outBuff >>> 16);
    return 1;
} else if (source[srcOffset + 3] == EQUALS_SIGN) {
    int outBuff = ((decodabet[source[srcOffset]] << 24) >>> 6)
            | ((decodabet[source[srcOffset + 1]] << 24) >>> 12)
...
byte[]decodeWebSafe(String s)
Decodes data from web safe Base64 notation. 
byte[] bytes = s.getBytes();
return decodeWebSafe(bytes, 0, bytes.length);
byte[]decodeWebSafe(String s)
Decodes data from web safe Base64 notation. 
byte[] bytes = s.getBytes();
return decodeWebSafe(bytes, 0, bytes.length);
byte[]decodeWebSafe(byte[] source)
Decodes web safe Base64 content in byte array format and returns the decoded data. 
return decodeWebSafe(source, 0, source.length);
byte[]decodeWebSafe(byte[] source)
Decodes web safe Base64 content in byte array format and returns the decoded data. 
return decodeWebSafe(source, 0, source.length);