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package org.webmacro.util; |
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public class HTMLEscaper |
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{ |
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32 | 0 | private HTMLEscaper() {} |
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public static final String escape (String nonHTMLsrc) |
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{ |
44 | 0 | if (nonHTMLsrc == null) |
45 | 0 | return null; |
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47 | 0 | StringBuffer res = new StringBuffer(); |
48 | 0 | int l = nonHTMLsrc.length(); |
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int idx; |
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char c; |
51 | 0 | for (int i = 0; i < l; i++) |
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{ |
53 | 0 | c = nonHTMLsrc.charAt(i); |
54 | 0 | idx = entityMap.indexOf(c); |
55 | 0 | if (idx == -1) |
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{ |
57 | 0 | res.append(c); |
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} |
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else |
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{ |
61 | 0 | res.append(quickEntities[idx]); |
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} |
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} |
64 | 0 | return res.toString(); |
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} |
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71 | 2 | private static final String[][] ENTITIES = { |
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{"&", "amp"}, |
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{"<", "lt"}, |
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{">", "gt"}, |
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{"\"", "quot"}, |
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{"\u0083", "#131"}, |
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{"\u0084", "#132"}, |
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{"\u0085", "#133"}, |
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{"\u0086", "#134"}, |
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{"\u0087", "#135"}, |
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{"\u0089", "#137"}, |
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{"\u008A", "#138"}, |
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{"\u008B", "#139"}, |
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{"\u008C", "#140"}, |
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{"\u0091", "#145"}, |
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{"\u0092", "#146"}, |
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{"\u0093", "#147"}, |
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{"\u0094", "#148"}, |
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{"\u0095", "#149"}, |
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{"\u0096", "#150"}, |
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{"\u0097", "#151"}, |
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{"\u0099", "#153"}, |
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{"\u009A", "#154"}, |
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{"\u009B", "#155"}, |
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{"\u009C", "#156"}, |
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{"\u009F", "#159"}, |
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{"\u00A0", "nbsp"}, |
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{"\u00A1", "iexcl"}, |
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{"\u00A2", "cent"}, |
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{"\u00A3", "pound"}, |
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{"\u00A4", "curren"}, |
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{"\u00A5", "yen"}, |
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{"\u00A6", "brvbar"}, |
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{"\u00A7", "sect"}, |
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{"\u00A8", "uml"}, |
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{"\u00A9", "copy"}, |
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{"\u00AA", "ordf"}, |
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{"\u00AB", "laquo"}, |
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{"\u00AC", "not"}, |
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{"\u00AD", "shy"}, |
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{"\u00AE", "reg"}, |
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{"\u00AF", "macr"}, |
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{"\u00B0", "deg"}, |
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{"\u00B1", "plusmn"}, |
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{"\u00B2", "sup2"}, |
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{"\u00B3", "sup3"}, |
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{"\u00B4", "acute"}, |
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{"\u00B5", "micro"}, |
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{"\u00B6", "para"}, |
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{"\u00B7", "middot"}, |
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{"\u00B8", "cedil"}, |
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{"\u00B9", "sup1"}, |
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{"\u00BA", "ordm"}, |
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{"\u00BB", "raquo"}, |
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{"\u00BC", "frac14"}, |
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{"\u00BD", "frac12"}, |
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{"\u00BE", "frac34"}, |
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{"\u00BF", "iquest"}, |
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{"\u00C0", "Agrave"}, |
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{"\u00C1", "Aacute"}, |
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{"\u00C2", "Acirc"}, |
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{"\u00C3", "Atilde"}, |
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{"\u00C4", "Auml"}, |
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{"\u00C5", "Aring"}, |
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{"\u00C6", "AElig"}, |
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{"\u00C7", "Ccedil"}, |
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{"\u00C8", "Egrave"}, |
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{"\u00C9", "Eacute"}, |
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{"\u00CA", "Ecirc"}, |
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{"\u00CB", "Euml"}, |
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{"\u00CC", "Igrave"}, |
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{"\u00CD", "Iacute"}, |
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{"\u00CE", "Icirc"}, |
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{"\u00CF", "Iuml"}, |
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{"\u00D0", "ETH"}, |
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{"\u00D1", "Ntilde"}, |
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{"\u00D2", "Ograve"}, |
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{"\u00D3", "Oacute"}, |
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{"\u00D4", "Ocirc"}, |
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{"\u00D5", "Otilde"}, |
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{"\u00D6", "Ouml"}, |
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{"\u00D7", "times"}, |
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{"\u00D8", "Oslash"}, |
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{"\u00D9", "Ugrave"}, |
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{"\u00DA", "Uacute"}, |
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{"\u00DB", "Ucirc"}, |
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{"\u00DC", "Uuml"}, |
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{"\u00DD", "Yacute"}, |
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{"\u00DE", "THORN"}, |
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{"\u00DF", "szlig"}, |
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{"\u00E0", "agrave"}, |
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{"\u00E1", "aacute"}, |
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{"\u00E2", "acirc"}, |
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{"\u00E3", "atilde"}, |
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{"\u00E4", "auml"}, |
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{"\u00E5", "aring"}, |
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{"\u00E6", "aelig"}, |
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{"\u00E7", "ccedil"}, |
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{"\u00E8", "egrave"}, |
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{"\u00E9", "eacute"}, |
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{"\u00EA", "ecirc"}, |
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{"\u00EB", "euml"}, |
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{"\u00EC", "igrave"}, |
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{"\u00ED", "iacute"}, |
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{"\u00EE", "icirc"}, |
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{"\u00EF", "iuml"}, |
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{"\u00F0", "eth"}, |
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{"\u00F1", "ntilde"}, |
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{"\u00F2", "ograve"}, |
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{"\u00F3", "oacute"}, |
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{"\u00F4", "ocirc"}, |
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{"\u00F5", "otilde"}, |
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{"\u00F6", "ouml"}, |
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{"\u00F7", "divide"}, |
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{"\u00F8", "oslash"}, |
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{"\u00F9", "ugrave"}, |
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{"\u00FA", "uacute"}, |
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{"\u00FB", "ucirc"}, |
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{"\u00FC", "uuml"}, |
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{"\u00FD", "yacute"}, |
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{"\u00FE", "thorn"}, |
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{"\u00FF", "yuml"}, |
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{"\u0080", "euro"} |
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}; |
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private static String entityMap; |
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private static String[] quickEntities; |
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static |
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{ |
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210 | 2 | int l = ENTITIES.length; |
211 | 2 | StringBuffer temp = new StringBuffer(); |
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213 | 2 | quickEntities = new String[l]; |
214 | 246 | for (int i = 0; i < l; i++) |
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{ |
216 | 244 | temp.append(ENTITIES[i][0]); |
217 | 244 | quickEntities[i] = "&" + ENTITIES[i][1] + ";"; |
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} |
219 | 2 | entityMap = temp.toString(); |
220 | 2 | } |
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} |