prompto.internet.Html Maven / Gradle / Ivy
package prompto.internet;
import java.util.HashMap;
import java.util.Map;
public class Html {
// copied from org.apache.commons.lang.Entities.java
private static final String[][] ENTITIES = {
{ "quot", "34" }, // " - double-quote
{ "amp", "38" }, // & - ampersand
{ "apos", "39" }, // XML apostrophe
{ "lt", "60" }, // < - less-than
{ "gt", "62" }, // > - greater-than
{ "nbsp", "160" }, // non-breaking space
{ "iexcl", "161" }, // inverted exclamation mark
{ "cent", "162" }, // cent sign
{ "pound", "163" }, // pound sign
{ "curren", "164" }, // currency sign
{ "yen", "165" }, // yen sign = yuan sign
{ "brvbar", "166" }, // broken bar = broken vertical bar
{ "sect", "167" }, // section sign
{ "uml", "168" }, // diaeresis = spacing diaeresis
{ "copy", "169" }, // © - copyright sign
{ "ordf", "170" }, // feminine ordinal indicator
{ "laquo", "171" }, // left-pointing double angle quotation mark =
// left pointing guillemet
{ "not", "172" }, // not sign
{ "shy", "173" }, // soft hyphen = discretionary hyphen
{ "reg", "174" }, // † - registered trademark sign
{ "macr", "175" }, // macron = spacing macron = overline = APL
// overbar
{ "deg", "176" }, // degree sign
{ "plusmn", "177" }, // plus-minus sign = plus-or-minus sign
{ "sup2", "178" }, // superscript two = superscript digit two =
// squared
{ "sup3", "179" }, // superscript three = superscript digit three =
// cubed
{ "acute", "180" }, // acute accent = spacing acute
{ "micro", "181" }, // micro sign
{ "para", "182" }, // pilcrow sign = paragraph sign
{ "middot", "183" }, // middle dot = Georgian comma = Greek middle
// dot
{ "cedil", "184" }, // cedilla = spacing cedilla
{ "sup1", "185" }, // superscript one = superscript digit one
{ "ordm", "186" }, // masculine ordinal indicator
{ "raquo", "187" }, // right-pointing double angle quotation mark =
// right pointing guillemet
{ "frac14", "188" }, // vulgar fraction one quarter = fraction one
// quarter
{ "frac12", "189" }, // vulgar fraction one half = fraction one half
{ "frac34", "190" }, // vulgar fraction three quarters = fraction
// three quarters
{ "iquest", "191" }, // inverted question mark = turned question
// mark
{ "Agrave", "192" }, // � - uppercase A, grave accent
{ "Aacute", "193" }, // � - uppercase A, acute accent
{ "Acirc", "194" }, // � - uppercase A, circumflex accent
{ "Atilde", "195" }, // � - uppercase A, tilde
{ "Auml", "196" }, // � - uppercase A, umlaut
{ "Aring", "197" }, // � - uppercase A, ring
{ "AElig", "198" }, // � - uppercase AE
{ "Ccedil", "199" }, // � - uppercase C, cedilla
{ "Egrave", "200" }, // � - uppercase E, grave accent
{ "Eacute", "201" }, // � - uppercase E, acute accent
{ "Ecirc", "202" }, // � - uppercase E, circumflex accent
{ "Euml", "203" }, // � - uppercase E, umlaut
{ "Igrave", "204" }, // � - uppercase I, grave accent
{ "Iacute", "205" }, // � - uppercase I, acute accent
{ "Icirc", "206" }, // � - uppercase I, circumflex accent
{ "Iuml", "207" }, // � - uppercase I, umlaut
{ "ETH", "208" }, // � - uppercase Eth, Icelandic
{ "Ntilde", "209" }, // � - uppercase N, tilde
{ "Ograve", "210" }, // � - uppercase O, grave accent
{ "Oacute", "211" }, // � - uppercase O, acute accent
{ "Ocirc", "212" }, // � - uppercase O, circumflex accent
{ "Otilde", "213" }, // � - uppercase O, tilde
{ "Ouml", "214" }, // � - uppercase O, umlaut
{ "times", "215" }, // multiplication sign
{ "Oslash", "216" }, // � - uppercase O, slash
{ "Ugrave", "217" }, // � - uppercase U, grave accent
{ "Uacute", "218" }, // � - uppercase U, acute accent
{ "Ucirc", "219" }, // � - uppercase U, circumflex accent
{ "Uuml", "220" }, // � - uppercase U, umlaut
{ "Yacute", "221" }, // � - uppercase Y, acute accent
{ "THORN", "222" }, // � - uppercase THORN, Icelandic
{ "szlig", "223" }, // � - lowercase sharps, German
{ "agrave", "224" }, // � - lowercase a, grave accent
{ "aacute", "225" }, // � - lowercase a, acute accent
{ "acirc", "226" }, // � - lowercase a, circumflex accent
{ "atilde", "227" }, // � - lowercase a, tilde
{ "auml", "228" }, // � - lowercase a, umlaut
{ "aring", "229" }, // � - lowercase a, ring
{ "aelig", "230" }, // � - lowercase ae
{ "ccedil", "231" }, // � - lowercase c, cedilla
{ "egrave", "232" }, // � - lowercase e, grave accent
{ "eacute", "233" }, // � - lowercase e, acute accent
{ "ecirc", "234" }, // � - lowercase e, circumflex accent
{ "euml", "235" }, // � - lowercase e, umlaut
{ "igrave", "236" }, // � - lowercase i, grave accent
{ "iacute", "237" }, // � - lowercase i, acute accent
{ "icirc", "238" }, // � - lowercase i, circumflex accent
{ "iuml", "239" }, // � - lowercase i, umlaut
{ "eth", "240" }, // � - lowercase eth, Icelandic
{ "ntilde", "241" }, // � - lowercase n, tilde
{ "ograve", "242" }, // � - lowercase o, grave accent
{ "oacute", "243" }, // � - lowercase o, acute accent
{ "ocirc", "244" }, // � - lowercase o, circumflex accent
{ "otilde", "245" }, // � - lowercase o, tilde
{ "ouml", "246" }, // � - lowercase o, umlaut
{ "divide", "247" }, // division sign
{ "oslash", "248" }, // � - lowercase o, slash
{ "ugrave", "249" }, // � - lowercase u, grave accent
{ "uacute", "250" }, // � - lowercase u, acute accent
{ "ucirc", "251" }, // � - lowercase u, circumflex accent
{ "uuml", "252" }, // � - lowercase u, umlaut
{ "yacute", "253" }, // � - lowercase y, acute accent
{ "thorn", "254" }, // � - lowercase thorn, Icelandic
{ "yuml", "255" }, // � - lowercase y, umlaut
//
{ "fnof", "402" }, // latin small f with hook = function= florin,
// U+0192 ISOtech -->
//
{ "Alpha", "913" }, // greek capital letter alpha, U+0391 -->
{ "Beta", "914" }, // greek capital letter beta, U+0392 -->
{ "Gamma", "915" }, // greek capital letter gamma,U+0393 ISOgrk3 -->
{ "Delta", "916" }, // greek capital letter delta,U+0394 ISOgrk3 -->
{ "Epsilon", "917" }, // greek capital letter epsilon, U+0395 -->
{ "Zeta", "918" }, // greek capital letter zeta, U+0396 -->
{ "Eta", "919" }, // greek capital letter eta, U+0397 -->
{ "Theta", "920" }, // greek capital letter theta,U+0398 ISOgrk3 -->
{ "Iota", "921" }, // greek capital letter iota, U+0399 -->
{ "Kappa", "922" }, // greek capital letter kappa, U+039A -->
{ "Lambda", "923" }, // greek capital letter lambda,U+039B ISOgrk3
// -->
{ "Mu", "924" }, // greek capital letter mu, U+039C -->
{ "Nu", "925" }, // greek capital letter nu, U+039D -->
{ "Xi", "926" }, // greek capital letter xi, U+039E ISOgrk3 -->
{ "Omicron", "927" }, // greek capital letter omicron, U+039F -->
{ "Pi", "928" }, // greek capital letter pi, U+03A0 ISOgrk3 -->
{ "Rho", "929" }, // greek capital letter rho, U+03A1 -->
//
{ "Sigma", "931" }, // greek capital letter sigma,U+03A3 ISOgrk3 -->
{ "Tau", "932" }, // greek capital letter tau, U+03A4 -->
{ "Upsilon", "933" }, // greek capital letter upsilon,U+03A5 ISOgrk3
// -->
{ "Phi", "934" }, // greek capital letter phi,U+03A6 ISOgrk3 -->
{ "Chi", "935" }, // greek capital letter chi, U+03A7 -->
{ "Psi", "936" }, // greek capital letter psi,U+03A8 ISOgrk3 -->
{ "Omega", "937" }, // greek capital letter omega,U+03A9 ISOgrk3 -->
{ "alpha", "945" }, // greek small letter alpha,U+03B1 ISOgrk3 -->
{ "beta", "946" }, // greek small letter beta, U+03B2 ISOgrk3 -->
{ "gamma", "947" }, // greek small letter gamma,U+03B3 ISOgrk3 -->
{ "delta", "948" }, // greek small letter delta,U+03B4 ISOgrk3 -->
{ "epsilon", "949" }, // greek small letter epsilon,U+03B5 ISOgrk3
// -->
{ "zeta", "950" }, // greek small letter zeta, U+03B6 ISOgrk3 -->
{ "eta", "951" }, // greek small letter eta, U+03B7 ISOgrk3 -->
{ "theta", "952" }, // greek small letter theta,U+03B8 ISOgrk3 -->
{ "iota", "953" }, // greek small letter iota, U+03B9 ISOgrk3 -->
{ "kappa", "954" }, // greek small letter kappa,U+03BA ISOgrk3 -->
{ "lambda", "955" }, // greek small letter lambda,U+03BB ISOgrk3 -->
{ "mu", "956" }, // greek small letter mu, U+03BC ISOgrk3 -->
{ "nu", "957" }, // greek small letter nu, U+03BD ISOgrk3 -->
{ "xi", "958" }, // greek small letter xi, U+03BE ISOgrk3 -->
{ "omicron", "959" }, // greek small letter omicron, U+03BF NEW -->
{ "pi", "960" }, // greek small letter pi, U+03C0 ISOgrk3 -->
{ "rho", "961" }, // greek small letter rho, U+03C1 ISOgrk3 -->
{ "sigmaf", "962" }, // greek small letter final sigma,U+03C2
// ISOgrk3 -->
{ "sigma", "963" }, // greek small letter sigma,U+03C3 ISOgrk3 -->
{ "tau", "964" }, // greek small letter tau, U+03C4 ISOgrk3 -->
{ "upsilon", "965" }, // greek small letter upsilon,U+03C5 ISOgrk3
// -->
{ "phi", "966" }, // greek small letter phi, U+03C6 ISOgrk3 -->
{ "chi", "967" }, // greek small letter chi, U+03C7 ISOgrk3 -->
{ "psi", "968" }, // greek small letter psi, U+03C8 ISOgrk3 -->
{ "omega", "969" }, // greek small letter omega,U+03C9 ISOgrk3 -->
{ "thetasym", "977" }, // greek small letter theta symbol,U+03D1 NEW
// -->
{ "upsih", "978" }, // greek upsilon with hook symbol,U+03D2 NEW -->
{ "piv", "982" }, // greek pi symbol, U+03D6 ISOgrk3 -->
//
{ "bull", "8226" }, // bullet = black small circle,U+2022 ISOpub -->
//
{ "hellip", "8230" }, // horizontal ellipsis = three dot
// leader,U+2026 ISOpub -->
{ "prime", "8242" }, // prime = minutes = feet, U+2032 ISOtech -->
{ "Prime", "8243" }, // double prime = seconds = inches,U+2033
// ISOtech -->
{ "oline", "8254" }, // overline = spacing overscore,U+203E NEW -->
{ "frasl", "8260" }, // fraction slash, U+2044 NEW -->
//
{ "weierp", "8472" }, // script capital P = power set= Weierstrass
// p, U+2118 ISOamso -->
{ "image", "8465" }, // blackletter capital I = imaginary
// part,U+2111 ISOamso -->
{ "real", "8476" }, // blackletter capital R = real part
// symbol,U+211C ISOamso -->
{ "trade", "8482" }, // trade mark sign, U+2122 ISOnum -->
{ "alefsym", "8501" }, // alef symbol = first transfinite
// cardinal,U+2135 NEW -->
//
//
{ "larr", "8592" }, // leftwards arrow, U+2190 ISOnum -->
{ "uarr", "8593" }, // upwards arrow, U+2191 ISOnum-->
{ "rarr", "8594" }, // rightwards arrow, U+2192 ISOnum -->
{ "darr", "8595" }, // downwards arrow, U+2193 ISOnum -->
{ "harr", "8596" }, // left right arrow, U+2194 ISOamsa -->
{ "crarr", "8629" }, // downwards arrow with corner leftwards=
// carriage return, U+21B5 NEW -->
{ "lArr", "8656" }, // leftwards double arrow, U+21D0 ISOtech -->
//
{ "uArr", "8657" }, // upwards double arrow, U+21D1 ISOamsa -->
{ "rArr", "8658" }, // rightwards double arrow,U+21D2 ISOtech -->
//
{ "dArr", "8659" }, // downwards double arrow, U+21D3 ISOamsa -->
{ "hArr", "8660" }, // left right double arrow,U+21D4 ISOamsa -->
//
{ "forall", "8704" }, // for all, U+2200 ISOtech -->
{ "part", "8706" }, // partial differential, U+2202 ISOtech -->
{ "exist", "8707" }, // there exists, U+2203 ISOtech -->
{ "empty", "8709" }, // empty set = null set = diameter,U+2205
// ISOamso -->
{ "nabla", "8711" }, // nabla = backward difference,U+2207 ISOtech
// -->
{ "isin", "8712" }, // element of, U+2208 ISOtech -->
{ "notin", "8713" }, // not an element of, U+2209 ISOtech -->
{ "ni", "8715" }, // contains as member, U+220B ISOtech -->
//
{ "prod", "8719" }, // n-ary product = product sign,U+220F ISOamsb
// -->
//
{ "sum", "8721" }, // n-ary summation, U+2211 ISOamsb -->
//
{ "minus", "8722" }, // minus sign, U+2212 ISOtech -->
{ "lowast", "8727" }, // asterisk operator, U+2217 ISOtech -->
{ "radic", "8730" }, // square root = radical sign,U+221A ISOtech
// -->
{ "prop", "8733" }, // proportional to, U+221D ISOtech -->
{ "infin", "8734" }, // infinity, U+221E ISOtech -->
{ "ang", "8736" }, // angle, U+2220 ISOamso -->
{ "and", "8743" }, // logical and = wedge, U+2227 ISOtech -->
{ "or", "8744" }, // logical or = vee, U+2228 ISOtech -->
{ "cap", "8745" }, // intersection = cap, U+2229 ISOtech -->
{ "cup", "8746" }, // union = cup, U+222A ISOtech -->
{ "int", "8747" }, // integral, U+222B ISOtech -->
{ "there4", "8756" }, // therefore, U+2234 ISOtech -->
{ "sim", "8764" }, // tilde operator = varies with = similar
// to,U+223C ISOtech -->
//
{ "cong", "8773" }, // approximately equal to, U+2245 ISOtech -->
{ "asymp", "8776" }, // almost equal to = asymptotic to,U+2248
// ISOamsr -->
{ "ne", "8800" }, // not equal to, U+2260 ISOtech -->
{ "equiv", "8801" }, // identical to, U+2261 ISOtech -->
{ "le", "8804" }, // less-than or equal to, U+2264 ISOtech -->
{ "ge", "8805" }, // greater-than or equal to,U+2265 ISOtech -->
{ "sub", "8834" }, // subset of, U+2282 ISOtech -->
{ "sup", "8835" }, // superset of, U+2283 ISOtech -->
//
{ "sube", "8838" }, // subset of or equal to, U+2286 ISOtech -->
{ "supe", "8839" }, // superset of or equal to,U+2287 ISOtech -->
{ "oplus", "8853" }, // circled plus = direct sum,U+2295 ISOamsb -->
{ "otimes", "8855" }, // circled times = vector product,U+2297
// ISOamsb -->
{ "perp", "8869" }, // up tack = orthogonal to =
// perpendicular,U+22A5 ISOtech -->
{ "sdot", "8901" }, // dot operator, U+22C5 ISOamsb -->
//
//
{ "lceil", "8968" }, // left ceiling = apl upstile,U+2308 ISOamsc
// -->
{ "rceil", "8969" }, // right ceiling, U+2309 ISOamsc -->
{ "lfloor", "8970" }, // left floor = apl downstile,U+230A ISOamsc
// -->
{ "rfloor", "8971" }, // right floor, U+230B ISOamsc -->
{ "lang", "9001" }, // left-pointing angle bracket = bra,U+2329
// ISOtech -->
//
{ "rang", "9002" }, // right-pointing angle bracket = ket,U+232A
// ISOtech -->
//
//
{ "loz", "9674" }, // lozenge, U+25CA ISOpub -->
//
{ "spades", "9824" }, // black spade suit, U+2660 ISOpub -->
//
{ "clubs", "9827" }, // black club suit = shamrock,U+2663 ISOpub -->
{ "hearts", "9829" }, // black heart suit = valentine,U+2665 ISOpub
// -->
{ "diams", "9830" }, // black diamond suit, U+2666 ISOpub -->
//
{ "OElig", "338" }, // -- latin capital ligature OE,U+0152 ISOlat2
// -->
{ "oelig", "339" }, // -- latin small ligature oe, U+0153 ISOlat2
// -->
//
{ "Scaron", "352" }, // -- latin capital letter S with caron,U+0160
// ISOlat2 -->
{ "scaron", "353" }, // -- latin small letter s with caron,U+0161
// ISOlat2 -->
{ "Yuml", "376" }, // -- latin capital letter Y with
// diaeresis,U+0178 ISOlat2 -->
//
{ "circ", "710" }, // -- modifier letter circumflex accent,U+02C6
// ISOpub -->
{ "tilde", "732" }, // small tilde, U+02DC ISOdia -->
//
{ "ensp", "8194" }, // en space, U+2002 ISOpub -->
{ "emsp", "8195" }, // em space, U+2003 ISOpub -->
{ "thinsp", "8201" }, // thin space, U+2009 ISOpub -->
{ "zwnj", "8204" }, // zero width non-joiner,U+200C NEW RFC 2070 -->
{ "zwj", "8205" }, // zero width joiner, U+200D NEW RFC 2070 -->
{ "lrm", "8206" }, // left-to-right mark, U+200E NEW RFC 2070 -->
{ "rlm", "8207" }, // right-to-left mark, U+200F NEW RFC 2070 -->
{ "ndash", "8211" }, // en dash, U+2013 ISOpub -->
{ "mdash", "8212" }, // em dash, U+2014 ISOpub -->
{ "lsquo", "8216" }, // left single quotation mark,U+2018 ISOnum -->
{ "rsquo", "8217" }, // right single quotation mark,U+2019 ISOnum
// -->
{ "sbquo", "8218" }, // single low-9 quotation mark, U+201A NEW -->
{ "ldquo", "8220" }, // left double quotation mark,U+201C ISOnum -->
{ "rdquo", "8221" }, // right double quotation mark,U+201D ISOnum
// -->
{ "bdquo", "8222" }, // double low-9 quotation mark, U+201E NEW -->
{ "dagger", "8224" }, // dagger, U+2020 ISOpub -->
{ "Dagger", "8225" }, // double dagger, U+2021 ISOpub -->
{ "permil", "8240" }, // per mille sign, U+2030 ISOtech -->
{ "lsaquo", "8249" }, // single left-pointing angle quotation
// mark,U+2039 ISO proposed -->
//
{ "rsaquo", "8250" }, // single right-pointing angle quotation
// mark,U+203A ISO proposed -->
//
{ "euro", "8364" }, // -- euro sign, U+20AC NEW -->
};
private static final Map charToEntityMap = getCharToEntityMap();
private static final Map entityToCharMap = getEntityToCharMap();
private static Map getCharToEntityMap() {
Map map = new HashMap<>();
for (String[] pair : ENTITIES) {
map.put((char) Integer.parseInt(pair[1]), "&" + pair[0] + ";");
}
return map;
}
private static Map getEntityToCharMap() {
Map map = new HashMap<>();
for (String[] pair : ENTITIES) {
map.put("&" + pair[0] + ";", (char) Integer.parseInt(pair[1]));
}
return map;
}
public static String encode(String value) {
StringBuilder sb = new StringBuilder();
for (char c : value.toCharArray()) {
String s = charToEntityMap.get(c);
if (s != null)
sb.append(s);
else
sb.append(c);
}
return sb.toString();
}
public static String decode(String value) {
StringBuilder sb = new StringBuilder();
char[] chars = value.toCharArray();
int nextIdx = 0;
for(;;) {
// run to next entity start
int idx = nextIdx;
for(; idxnextIdx)
sb.append(chars, nextIdx, idx-nextIdx);
// done?
if(idx>=chars.length)
break;
// entity found, run to next entity end
nextIdx = idx;
for(; idx=chars.length)
break; // TODO warn
// decode entity
if(chars[nextIdx+1]=='#') {
String charCode = new String(chars, nextIdx+2, idx-nextIdx-2);
sb.append((char)Integer.parseInt(charCode));
} else {
String entity = new String(chars, nextIdx, 1+idx-nextIdx);
sb.append(entityToCharMap.get(entity));
}
// and again
nextIdx = idx + 1;
}
return sb.toString();
}
}
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