Android Utililty Methods Hex String Create

List of utility methods to do Hex String Create

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Description

The list of methods to do Hex String Create are organized into topic(s).

Method

voidappendHex(StringBuffer sb, byte b)
append Hex 
sb.append(HEX.charAt((b >> 4) & 0x0f)).append(HEX.charAt(b & 0x0f));
byteisHexChar(char ch)
Return true if the string is HexChars(1234567890abcdefABCDEF). 
if ('a' <= ch && ch <= 'f')
    return (byte) (ch - 'a' + 10);
if ('A' <= ch && ch <= 'F')
    return (byte) (ch - 'A' + 10);
if ('0' <= ch && ch <= '9')
    return (byte) (ch - '0');
return -1;
booleanisHexChar(String hexString, boolean checkSpaceFlag)
Method Check String 
if (null == hexString || 0 == hexString.length())
    return false;
int hexLen = hexString.length();
int hexCharCount = 0;
char ch;
for (int i = 0; i < hexLen; i++) {
    ch = hexString.charAt(i);
    if (ch == ' ') {
...
booleanisHexChar(String hexString)
Method Check String 
return isHexChar(hexString, true);
chartoHexChar(int nibble)
Convert a nibble to a hex character 
return hexDigit[(nibble & 0xF)];
voidappendHex(final StringBuffer buf, final byte i)
append Hex 
buf.append(Character.forDigit((i & 0xf0) >> 4, 16));
buf.append(Character.forDigit((i & 0x0f), 16));
voidappendHex(final StringBuffer buf, final int i)
append Hex 
buf.append(Integer.toHexString((i >> 24) & 0xff));
buf.append(Integer.toHexString((i >> 16) & 0xff));
buf.append(Integer.toHexString((i >> 8) & 0xff));
buf.append(Integer.toHexString(i & 0xff));
StringtoHex(final int i)
to Hex 
StringBuffer buf = new StringBuffer();
appendHex(buf, i);
return buf.toString();
voidappendHexJavaScriptRepresentation(int codePoint, Appendable out)
Returns a javascript representation of the character in a hex escaped format. 
if (Character.isSupplementaryCodePoint(codePoint)) {
    char[] surrogates = Character.toChars(codePoint);
    appendHexJavaScriptRepresentation(surrogates[0], out);
    appendHexJavaScriptRepresentation(surrogates[1], out);
    return;
out.append("\\u").append(HEX_CHARS[(codePoint >>> 12) & 0xf])
        .append(HEX_CHARS[(codePoint >>> 8) & 0xf])
...
voidappendHexJavaScriptRepresentation(StringBuilder sb, char c)
Although this is a rather specific method, it is made public because it is also used by the JSCompiler. 
try {
    appendHexJavaScriptRepresentation(c, sb);
} catch (IOException ex) {
    throw new RuntimeException(ex);