Java example source code file (EntityArrays.java)
The EntityArrays.java Java example source code/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.lang3.text.translate;
/**
* Class holding various entity data for HTML and XML - generally for use with
* the LookupTranslator.
* All arrays are of length [*][2].
*
* @since 3.0
*/
public class EntityArrays {
/**
* Mapping to escape <a href="https://secure.wikimedia.org/wikipedia/en/wiki/ISO/IEC_8859-1">ISO-8859-1
* characters to their named HTML 3.x equivalents.
* @return the mapping table
*/
public static String[][] ISO8859_1_ESCAPE() { return ISO8859_1_ESCAPE.clone(); }
private static final String[][] ISO8859_1_ESCAPE = {
{"\u00A0", " "}, // non-breaking space
{"\u00A1", "¡"}, // inverted exclamation mark
{"\u00A2", "¢"}, // cent sign
{"\u00A3", "£"}, // pound sign
{"\u00A4", "¤"}, // currency sign
{"\u00A5", "¥"}, // yen sign = yuan sign
{"\u00A6", "¦"}, // broken bar = broken vertical bar
{"\u00A7", "§"}, // section sign
{"\u00A8", "¨"}, // diaeresis = spacing diaeresis
{"\u00A9", "©"}, // © - copyright sign
{"\u00AA", "ª"}, // feminine ordinal indicator
{"\u00AB", "«"}, // left-pointing double angle quotation mark = left pointing guillemet
{"\u00AC", "¬"}, // not sign
{"\u00AD", ""}, // soft hyphen = discretionary hyphen
{"\u00AE", "®"}, // ® - registered trademark sign
{"\u00AF", "¯"}, // macron = spacing macron = overline = APL overbar
{"\u00B0", "°"}, // degree sign
{"\u00B1", "±"}, // plus-minus sign = plus-or-minus sign
{"\u00B2", "²"}, // superscript two = superscript digit two = squared
{"\u00B3", "³"}, // superscript three = superscript digit three = cubed
{"\u00B4", "´"}, // acute accent = spacing acute
{"\u00B5", "µ"}, // micro sign
{"\u00B6", "¶"}, // pilcrow sign = paragraph sign
{"\u00B7", "·"}, // middle dot = Georgian comma = Greek middle dot
{"\u00B8", "¸"}, // cedilla = spacing cedilla
{"\u00B9", "¹"}, // superscript one = superscript digit one
{"\u00BA", "º"}, // masculine ordinal indicator
{"\u00BB", "»"}, // right-pointing double angle quotation mark = right pointing guillemet
{"\u00BC", "¼"}, // vulgar fraction one quarter = fraction one quarter
{"\u00BD", "½"}, // vulgar fraction one half = fraction one half
{"\u00BE", "¾"}, // vulgar fraction three quarters = fraction three quarters
{"\u00BF", "¿"}, // inverted question mark = turned question mark
{"\u00C0", "À"}, // À - uppercase A, grave accent
{"\u00C1", "Á"}, // Á - uppercase A, acute accent
{"\u00C2", "Â"}, // Â - uppercase A, circumflex accent
{"\u00C3", "Ã"}, // Ã - uppercase A, tilde
{"\u00C4", "Ä"}, // Ä - uppercase A, umlaut
{"\u00C5", "Å"}, // Å - uppercase A, ring
{"\u00C6", "Æ"}, // Æ - uppercase AE
{"\u00C7", "Ç"}, // Ç - uppercase C, cedilla
{"\u00C8", "È"}, // È - uppercase E, grave accent
{"\u00C9", "É"}, // É - uppercase E, acute accent
{"\u00CA", "Ê"}, // Ê - uppercase E, circumflex accent
{"\u00CB", "Ë"}, // Ë - uppercase E, umlaut
{"\u00CC", "Ì"}, // Ì - uppercase I, grave accent
{"\u00CD", "Í"}, // Í - uppercase I, acute accent
{"\u00CE", "Î"}, // Î - uppercase I, circumflex accent
{"\u00CF", "Ï"}, // Ï - uppercase I, umlaut
{"\u00D0", "Ð"}, // Ð - uppercase Eth, Icelandic
{"\u00D1", "Ñ"}, // Ñ - uppercase N, tilde
{"\u00D2", "Ò"}, // Ò - uppercase O, grave accent
{"\u00D3", "Ó"}, // Ó - uppercase O, acute accent
{"\u00D4", "Ô"}, // Ô - uppercase O, circumflex accent
{"\u00D5", "Õ"}, // Õ - uppercase O, tilde
{"\u00D6", "Ö"}, // Ö - uppercase O, umlaut
{"\u00D7", "×"}, // multiplication sign
{"\u00D8", "Ø"}, // Ø - uppercase O, slash
{"\u00D9", "Ù"}, // Ù - uppercase U, grave accent
{"\u00DA", "Ú"}, // Ú - uppercase U, acute accent
{"\u00DB", "Û"}, // Û - uppercase U, circumflex accent
{"\u00DC", "Ü"}, // Ü - uppercase U, umlaut
{"\u00DD", "Ý"}, // Ý - uppercase Y, acute accent
{"\u00DE", "Þ"}, // Þ - uppercase THORN, Icelandic
{"\u00DF", "ß"}, // ß - lowercase sharps, German
{"\u00E0", "à"}, // à - lowercase a, grave accent
{"\u00E1", "á"}, // á - lowercase a, acute accent
{"\u00E2", "â"}, // â - lowercase a, circumflex accent
{"\u00E3", "ã"}, // ã - lowercase a, tilde
{"\u00E4", "ä"}, // ä - lowercase a, umlaut
{"\u00E5", "å"}, // å - lowercase a, ring
{"\u00E6", "æ"}, // æ - lowercase ae
{"\u00E7", "ç"}, // ç - lowercase c, cedilla
{"\u00E8", "è"}, // è - lowercase e, grave accent
{"\u00E9", "é"}, // é - lowercase e, acute accent
{"\u00EA", "ê"}, // ê - lowercase e, circumflex accent
{"\u00EB", "ë"}, // ë - lowercase e, umlaut
{"\u00EC", "ì"}, // ì - lowercase i, grave accent
{"\u00ED", "í"}, // í - lowercase i, acute accent
{"\u00EE", "î"}, // î - lowercase i, circumflex accent
{"\u00EF", "ï"}, // ï - lowercase i, umlaut
{"\u00F0", "ð"}, // ð - lowercase eth, Icelandic
{"\u00F1", "ñ"}, // ñ - lowercase n, tilde
{"\u00F2", "ò"}, // ò - lowercase o, grave accent
{"\u00F3", "ó"}, // ó - lowercase o, acute accent
{"\u00F4", "ô"}, // ô - lowercase o, circumflex accent
{"\u00F5", "õ"}, // õ - lowercase o, tilde
{"\u00F6", "ö"}, // ö - lowercase o, umlaut
{"\u00F7", "÷"}, // division sign
{"\u00F8", "ø"}, // ø - lowercase o, slash
{"\u00F9", "ù"}, // ù - lowercase u, grave accent
{"\u00FA", "ú"}, // ú - lowercase u, acute accent
{"\u00FB", "û"}, // û - lowercase u, circumflex accent
{"\u00FC", "ü"}, // ü - lowercase u, umlaut
{"\u00FD", "ý"}, // ý - lowercase y, acute accent
{"\u00FE", "þ"}, // þ - lowercase thorn, Icelandic
{"\u00FF", "ÿ"}, // ÿ - lowercase y, umlaut
};
/**
* Reverse of {@link #ISO8859_1_ESCAPE()} for unescaping purposes.
* @return the mapping table
*/
public static String[][] ISO8859_1_UNESCAPE() { return ISO8859_1_UNESCAPE.clone(); }
private static final String[][] ISO8859_1_UNESCAPE = invert(ISO8859_1_ESCAPE);
/**
* Mapping to escape additional <a href="http://www.w3.org/TR/REC-html40/sgml/entities.html">character entity
* references</a>. Note that this must be used with {@link #ISO8859_1_ESCAPE()} to get the full list of
* HTML 4.0 character entities.
* @return the mapping table
*/
public static String[][] HTML40_EXTENDED_ESCAPE() { return HTML40_EXTENDED_ESCAPE.clone(); }
private static final String[][] HTML40_EXTENDED_ESCAPE = {
// <!-- Latin Extended-B -->
{"\u0192", "ƒ"}, // latin small f with hook = function= florin, U+0192 ISOtech -->
// <!-- Greek -->
{"\u0391", "?"}, // greek capital letter alpha, U+0391 -->
{"\u0392", "?"}, // greek capital letter beta, U+0392 -->
{"\u0393", "?"}, // greek capital letter gamma,U+0393 ISOgrk3 -->
{"\u0394", "?"}, // greek capital letter delta,U+0394 ISOgrk3 -->
{"\u0395", "?"}, // greek capital letter epsilon, U+0395 -->
{"\u0396", "?"}, // greek capital letter zeta, U+0396 -->
{"\u0397", "?"}, // greek capital letter eta, U+0397 -->
{"\u0398", "?"}, // greek capital letter theta,U+0398 ISOgrk3 -->
{"\u0399", "?"}, // greek capital letter iota, U+0399 -->
{"\u039A", "?"}, // greek capital letter kappa, U+039A -->
{"\u039B", "?"}, // greek capital letter lambda,U+039B ISOgrk3 -->
{"\u039C", "?"}, // greek capital letter mu, U+039C -->
{"\u039D", "?"}, // greek capital letter nu, U+039D -->
{"\u039E", "?"}, // greek capital letter xi, U+039E ISOgrk3 -->
{"\u039F", "?"}, // greek capital letter omicron, U+039F -->
{"\u03A0", "?"}, // greek capital letter pi, U+03A0 ISOgrk3 -->
{"\u03A1", "?"}, // greek capital letter rho, U+03A1 -->
// <!-- there is no Sigmaf, and no U+03A2 character either -->
{"\u03A3", "?"}, // greek capital letter sigma,U+03A3 ISOgrk3 -->
{"\u03A4", "?"}, // greek capital letter tau, U+03A4 -->
{"\u03A5", "?"}, // greek capital letter upsilon,U+03A5 ISOgrk3 -->
{"\u03A6", "?"}, // greek capital letter phi,U+03A6 ISOgrk3 -->
{"\u03A7", "?"}, // greek capital letter chi, U+03A7 -->
{"\u03A8", "?"}, // greek capital letter psi,U+03A8 ISOgrk3 -->
{"\u03A9", "?"}, // greek capital letter omega,U+03A9 ISOgrk3 -->
{"\u03B1", "?"}, // greek small letter alpha,U+03B1 ISOgrk3 -->
{"\u03B2", "?"}, // greek small letter beta, U+03B2 ISOgrk3 -->
{"\u03B3", "?"}, // greek small letter gamma,U+03B3 ISOgrk3 -->
{"\u03B4", "?"}, // greek small letter delta,U+03B4 ISOgrk3 -->
{"\u03B5", "?"}, // greek small letter epsilon,U+03B5 ISOgrk3 -->
{"\u03B6", "?"}, // greek small letter zeta, U+03B6 ISOgrk3 -->
{"\u03B7", "?"}, // greek small letter eta, U+03B7 ISOgrk3 -->
{"\u03B8", "?"}, // greek small letter theta,U+03B8 ISOgrk3 -->
{"\u03B9", "?"}, // greek small letter iota, U+03B9 ISOgrk3 -->
{"\u03BA", "?"}, // greek small letter kappa,U+03BA ISOgrk3 -->
{"\u03BB", "?"}, // greek small letter lambda,U+03BB ISOgrk3 -->
{"\u03BC", "?"}, // greek small letter mu, U+03BC ISOgrk3 -->
{"\u03BD", "?"}, // greek small letter nu, U+03BD ISOgrk3 -->
{"\u03BE", "?"}, // greek small letter xi, U+03BE ISOgrk3 -->
{"\u03BF", "?"}, // greek small letter omicron, U+03BF NEW -->
{"\u03C0", "?"}, // greek small letter pi, U+03C0 ISOgrk3 -->
{"\u03C1", "?"}, // greek small letter rho, U+03C1 ISOgrk3 -->
{"\u03C2", "?"}, // greek small letter final sigma,U+03C2 ISOgrk3 -->
{"\u03C3", "?"}, // greek small letter sigma,U+03C3 ISOgrk3 -->
{"\u03C4", "?"}, // greek small letter tau, U+03C4 ISOgrk3 -->
{"\u03C5", "?"}, // greek small letter upsilon,U+03C5 ISOgrk3 -->
{"\u03C6", "?"}, // greek small letter phi, U+03C6 ISOgrk3 -->
{"\u03C7", "?"}, // greek small letter chi, U+03C7 ISOgrk3 -->
{"\u03C8", "?"}, // greek small letter psi, U+03C8 ISOgrk3 -->
{"\u03C9", "?"}, // greek small letter omega,U+03C9 ISOgrk3 -->
{"\u03D1", "?"}, // greek small letter theta symbol,U+03D1 NEW -->
{"\u03D2", "?"}, // greek upsilon with hook symbol,U+03D2 NEW -->
{"\u03D6", "?"}, // greek pi symbol, U+03D6 ISOgrk3 -->
// <!-- General Punctuation -->
{"\u2022", "•"}, // bullet = black small circle,U+2022 ISOpub -->
// <!-- bullet is NOT the same as bullet operator, U+2219 -->
{"\u2026", "…"}, // horizontal ellipsis = three dot leader,U+2026 ISOpub -->
{"\u2032", "?"}, // prime = minutes = feet, U+2032 ISOtech -->
{"\u2033", "?"}, // double prime = seconds = inches,U+2033 ISOtech -->
{"\u203E", "?"}, // overline = spacing overscore,U+203E NEW -->
{"\u2044", "?"}, // fraction slash, U+2044 NEW -->
// <!-- Letterlike Symbols -->
{"\u2118", "?"}, // script capital P = power set= Weierstrass p, U+2118 ISOamso -->
{"\u2111", "?"}, // blackletter capital I = imaginary part,U+2111 ISOamso -->
{"\u211C", "?"}, // blackletter capital R = real part symbol,U+211C ISOamso -->
{"\u2122", "™"}, // trade mark sign, U+2122 ISOnum -->
{"\u2135", "?"}, // alef symbol = first transfinite cardinal,U+2135 NEW -->
// <!-- alef symbol is NOT the same as hebrew letter alef,U+05D0 although the
// same glyph could be used to depict both characters -->
// <!-- Arrows -->
{"\u2190", "?"}, // leftwards arrow, U+2190 ISOnum -->
{"\u2191", "?"}, // upwards arrow, U+2191 ISOnum-->
{"\u2192", "?"}, // rightwards arrow, U+2192 ISOnum -->
{"\u2193", "?"}, // downwards arrow, U+2193 ISOnum -->
{"\u2194", "?"}, // left right arrow, U+2194 ISOamsa -->
{"\u21B5", "?"}, // downwards arrow with corner leftwards= carriage return, U+21B5 NEW -->
{"\u21D0", "?"}, // leftwards double arrow, U+21D0 ISOtech -->
// <!-- ISO 10646 does not say that lArr is the same as the 'is implied by'
// arrow but also does not have any other character for that function.
// So ? lArr canbe used for 'is implied by' as ISOtech suggests -->
{"\u21D1", "?"}, // upwards double arrow, U+21D1 ISOamsa -->
{"\u21D2", "⇒"}, // rightwards double arrow,U+21D2 ISOtech -->
// <!-- ISO 10646 does not say this is the 'implies' character but does not
// have another character with this function so ?rArr can be used for
// 'implies' as ISOtech suggests -->
{"\u21D3", "?"}, // downwards double arrow, U+21D3 ISOamsa -->
{"\u21D4", "?"}, // left right double arrow,U+21D4 ISOamsa -->
// <!-- Mathematical Operators -->
{"\u2200", "?"}, // for all, U+2200 ISOtech -->
{"\u2202", "?"}, // partial differential, U+2202 ISOtech -->
{"\u2203", "?"}, // there exists, U+2203 ISOtech -->
{"\u2205", "?"}, // empty set = null set = diameter,U+2205 ISOamso -->
{"\u2207", "?"}, // nabla = backward difference,U+2207 ISOtech -->
{"\u2208", "?"}, // element of, U+2208 ISOtech -->
{"\u2209", "?"}, // not an element of, U+2209 ISOtech -->
{"\u220B", "?"}, // contains as member, U+220B ISOtech -->
// <!-- should there be a more memorable name than 'ni'? -->
{"\u220F", "?"}, // n-ary product = product sign,U+220F ISOamsb -->
// <!-- prod is NOT the same character as U+03A0 'greek capital letter pi'
// though the same glyph might be used for both -->
{"\u2211", "?"}, // n-ary summation, U+2211 ISOamsb -->
// <!-- sum is NOT the same character as U+03A3 'greek capital letter sigma'
// though the same glyph might be used for both -->
{"\u2212", "?"}, // minus sign, U+2212 ISOtech -->
{"\u2217", "?"}, // asterisk operator, U+2217 ISOtech -->
{"\u221A", "√"}, // square root = radical sign,U+221A ISOtech -->
{"\u221D", "?"}, // proportional to, U+221D ISOtech -->
{"\u221E", "?"}, // infinity, U+221E ISOtech -->
{"\u2220", "?"}, // angle, U+2220 ISOamso -->
{"\u2227", "∧"}, // logical and = wedge, U+2227 ISOtech -->
{"\u2228", "∨"}, // logical or = vee, U+2228 ISOtech -->
{"\u2229", "?"}, // intersection = cap, U+2229 ISOtech -->
{"\u222A", "?"}, // union = cup, U+222A ISOtech -->
{"\u222B", "?"}, // integral, U+222B ISOtech -->
{"\u2234", "?"}, // therefore, U+2234 ISOtech -->
{"\u223C", "?"}, // tilde operator = varies with = similar to,U+223C ISOtech -->
// <!-- tilde operator is NOT the same character as the tilde, U+007E,although
// the same glyph might be used to represent both -->
{"\u2245", "?"}, // approximately equal to, U+2245 ISOtech -->
{"\u2248", "?"}, // almost equal to = asymptotic to,U+2248 ISOamsr -->
{"\u2260", "?"}, // not equal to, U+2260 ISOtech -->
{"\u2261", "?"}, // identical to, U+2261 ISOtech -->
{"\u2264", "?"}, // less-than or equal to, U+2264 ISOtech -->
{"\u2265", "?"}, // greater-than or equal to,U+2265 ISOtech -->
{"\u2282", "?"}, // subset of, U+2282 ISOtech -->
{"\u2283", "?"}, // superset of, U+2283 ISOtech -->
// <!-- note that nsup, 'not a superset of, U+2283' is not covered by the
// Symbol font encoding and is not included. Should it be, for symmetry?
// It is in ISOamsn -->,
{"\u2284", "?"}, // not a subset of, U+2284 ISOamsn -->
{"\u2286", "?"}, // subset of or equal to, U+2286 ISOtech -->
{"\u2287", "?"}, // superset of or equal to,U+2287 ISOtech -->
{"\u2295", "?"}, // circled plus = direct sum,U+2295 ISOamsb -->
{"\u2297", "?"}, // circled times = vector product,U+2297 ISOamsb -->
{"\u22A5", "?"}, // up tack = orthogonal to = perpendicular,U+22A5 ISOtech -->
{"\u22C5", "?"}, // dot operator, U+22C5 ISOamsb -->
// <!-- dot operator is NOT the same character as U+00B7 middle dot -->
// <!-- Miscellaneous Technical -->
{"\u2308", "?"}, // left ceiling = apl upstile,U+2308 ISOamsc -->
{"\u2309", "?"}, // right ceiling, U+2309 ISOamsc -->
{"\u230A", "?"}, // left floor = apl downstile,U+230A ISOamsc -->
{"\u230B", "?"}, // right floor, U+230B ISOamsc -->
{"\u2329", "?"}, // left-pointing angle bracket = bra,U+2329 ISOtech -->
// <!-- lang is NOT the same character as U+003C 'less than' or U+2039 'single left-pointing angle quotation
// mark' -->
{"\u232A", "?"}, // right-pointing angle bracket = ket,U+232A ISOtech -->
// <!-- rang is NOT the same character as U+003E 'greater than' or U+203A
// 'single right-pointing angle quotation mark' -->
// <!-- Geometric Shapes -->
{"\u25CA", "?"}, // lozenge, U+25CA ISOpub -->
// <!-- Miscellaneous Symbols -->
{"\u2660", "?"}, // black spade suit, U+2660 ISOpub -->
// <!-- black here seems to mean filled as opposed to hollow -->
{"\u2663", "?"}, // black club suit = shamrock,U+2663 ISOpub -->
{"\u2665", "?"}, // black heart suit = valentine,U+2665 ISOpub -->
{"\u2666", "?"}, // black diamond suit, U+2666 ISOpub -->
// <!-- Latin Extended-A -->
{"\u0152", "Œ"}, // -- latin capital ligature OE,U+0152 ISOlat2 -->
{"\u0153", "œ"}, // -- latin small ligature oe, U+0153 ISOlat2 -->
// <!-- ligature is a misnomer, this is a separate character in some languages -->
{"\u0160", "Š"}, // -- latin capital letter S with caron,U+0160 ISOlat2 -->
{"\u0161", "š"}, // -- latin small letter s with caron,U+0161 ISOlat2 -->
{"\u0178", "?"}, // -- latin capital letter Y with diaeresis,U+0178 ISOlat2 -->
// <!-- Spacing Modifier Letters -->
{"\u02C6", "ˆ"}, // -- modifier letter circumflex accent,U+02C6 ISOpub -->
{"\u02DC", "˜"}, // small tilde, U+02DC ISOdia -->
// <!-- General Punctuation -->
{"\u2002", "?"}, // en space, U+2002 ISOpub -->
{"\u2003", "?"}, // em space, U+2003 ISOpub -->
{"\u2009", "?"}, // thin space, U+2009 ISOpub -->
{"\u200C", "?"}, // zero width non-joiner,U+200C NEW RFC 2070 -->
{"\u200D", "?"}, // zero width joiner, U+200D NEW RFC 2070 -->
{"\u200E", "?"}, // left-to-right mark, U+200E NEW RFC 2070 -->
{"\u200F", "?"}, // right-to-left mark, U+200F NEW RFC 2070 -->
{"\u2013", "–"}, // en dash, U+2013 ISOpub -->
{"\u2014", "—"}, // em dash, U+2014 ISOpub -->
{"\u2018", "‘"}, // left single quotation mark,U+2018 ISOnum -->
{"\u2019", "’"}, // right single quotation mark,U+2019 ISOnum -->
{"\u201A", "‚"}, // single low-9 quotation mark, U+201A NEW -->
{"\u201C", "“"}, // left double quotation mark,U+201C ISOnum -->
{"\u201D", "”"}, // right double quotation mark,U+201D ISOnum -->
{"\u201E", "„"}, // double low-9 quotation mark, U+201E NEW -->
{"\u2020", "†"}, // dagger, U+2020 ISOpub -->
{"\u2021", "‡"}, // double dagger, U+2021 ISOpub -->
{"\u2030", "‰"}, // per mille sign, U+2030 ISOtech -->
{"\u2039", "‹"}, // single left-pointing angle quotation mark,U+2039 ISO proposed -->
// <!-- lsaquo is proposed but not yet ISO standardized -->
{"\u203A", "›"}, // single right-pointing angle quotation mark,U+203A ISO proposed -->
// <!-- rsaquo is proposed but not yet ISO standardized -->
{"\u20AC", "€"}, // -- euro sign, U+20AC NEW -->
};
/**
* Reverse of {@link #HTML40_EXTENDED_ESCAPE()} for unescaping purposes.
* @return the mapping table
*/
public static String[][] HTML40_EXTENDED_UNESCAPE() { return HTML40_EXTENDED_UNESCAPE.clone(); }
private static final String[][] HTML40_EXTENDED_UNESCAPE = invert(HTML40_EXTENDED_ESCAPE);
/**
* Mapping to escape the basic XML and HTML character entities.
*
* Namely: {@code " & < >}
* @return the mapping table
*/
public static String[][] BASIC_ESCAPE() { return BASIC_ESCAPE.clone(); }
private static final String[][] BASIC_ESCAPE = {
{"\"", """}, // " - double-quote
{"&", "&"}, // & - ampersand
{"<", "<"}, // < - less-than
{">", ">"}, // > - greater-than
};
/**
* Reverse of {@link #BASIC_ESCAPE()} for unescaping purposes.
* @return the mapping table
*/
public static String[][] BASIC_UNESCAPE() { return BASIC_UNESCAPE.clone(); }
private static final String[][] BASIC_UNESCAPE = invert(BASIC_ESCAPE);
/**
* Mapping to escape the apostrophe character to its XML character entity.
* @return the mapping table
*/
public static String[][] APOS_ESCAPE() { return APOS_ESCAPE.clone(); }
private static final String[][] APOS_ESCAPE = {
{"'", "'"}, // XML apostrophe
};
/**
* Reverse of {@link #APOS_ESCAPE()} for unescaping purposes.
* @return the mapping table
*/
public static String[][] APOS_UNESCAPE() { return APOS_UNESCAPE.clone(); }
private static final String[][] APOS_UNESCAPE = invert(APOS_ESCAPE);
/**
* Mapping to escape the Java control characters.
*
* Namely: {@code \b \n \t \f \r}
* @return the mapping table
*/
public static String[][] JAVA_CTRL_CHARS_ESCAPE() { return JAVA_CTRL_CHARS_ESCAPE.clone(); }
private static final String[][] JAVA_CTRL_CHARS_ESCAPE = {
{"\b", "\\b"},
{"\n", "\\n"},
{"\t", "\\t"},
{"\f", "\\f"},
{"\r", "\\r"}
};
/**
* Reverse of {@link #JAVA_CTRL_CHARS_ESCAPE()} for unescaping purposes.
* @return the mapping table
*/
public static String[][] JAVA_CTRL_CHARS_UNESCAPE() { return JAVA_CTRL_CHARS_UNESCAPE.clone(); }
private static final String[][] JAVA_CTRL_CHARS_UNESCAPE = invert(JAVA_CTRL_CHARS_ESCAPE);
/**
* Used to invert an escape array into an unescape array
* @param array String[][] to be inverted
* @return String[][] inverted array
*/
public static String[][] invert(final String[][] array) {
final String[][] newarray = new String[array.length][2];
for(int i = 0; i<array.length; i++) {
newarray[i][0] = array[i][1];
newarray[i][1] = array[i][0];
}
return newarray;
}
}
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