html中转义字符如何通过代码识别

static { HTML40 = new Entities(); fillWithHtml40Entities(HTML40); } static void fillWithHtml40Entities(Entities entities) { entities.addEntities(BASIC_ARRAY); entities.addEntities(ISO8859_1_ARRAY); entities.addEntities(HTML40_ARRAY); }

static final String[][] ISO8859_1_ARRAY = {{"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 };

static final String[][] HTML40_ARRAY = { //  {"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 --> //  <!ENTITY nsub", "8836"}, // not a subset of, U+2284 ISOamsn --> {"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 --> };

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