Chuyển Html sang XML

Sau đây là lớp với các phương thức để chuyển các url/file/text dạng HTML sang XML.

Bài viết tham khảo từ  trang http://sourceforge.net/projects/light-html2xml sau đó thêm các phương thức utils.

Chúc các bạn thành công!

package vovanhai.wordpress.com; import java.io.BufferedReader; import java.io.FileReader; import java.io.FileWriter; import java.io.InputStream; import java.io.PrintWriter; import java.net.URL; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Scanner; import java.util.Stack; public class Html2Xml { enum states {text, tag, endtag, attrtext, script, endscript, specialtag, comment, skipcdata, entity, namedentity, numericentity, hexaentity, tillgt, tillquote, tillinst, andgt}; private static HashMap<String, Integer> namedentities = new HashMap<String, Integer>(); private static List<String> emptytags = new ArrayList<String>(); private static HashMap<String, List<String>> autoclosetags = new HashMap<String, List<String>>(); private String Convert2XML(String s) { namedentities.put(“AElig”, 198); namedentities.put(“Aacute”, 193); namedentities.put(“Acirc”, 194); namedentities.put(“Agrave”, 192); namedentities.put(“Alpha”, 913); namedentities.put(“Aring”, 197); namedentities.put(“Atilde”, 195); namedentities.put(“Auml”, 196); namedentities.put(“Beta”, 914); namedentities.put(“Ccedil”, 199); namedentities.put(“Chi”, 935); namedentities.put(“Dagger”, 8225); namedentities.put(“Delta”, 916); namedentities.put(“ETH”, 208); namedentities.put(“Eacute”, 201); namedentities.put(“Ecirc”, 202); namedentities.put(“Egrave”, 200); namedentities.put(“Epsilon”, 917); namedentities.put(“Eta”, 919); namedentities.put(“Euml”, 203); namedentities.put(“Gamma”, 915); namedentities.put(“Iacute”, 205); namedentities.put(“Icirc”, 206); namedentities.put(“Igrave”, 204); namedentities.put(“Iota”, 921); namedentities.put(“Iuml”, 207); namedentities.put(“Kappa”, 922); namedentities.put(“Lambda”, 923); namedentities.put(“Mu”, 924); namedentities.put(“Ntilde”, 209); namedentities.put(“Nu”, 925); namedentities.put(“OElig”, 338); namedentities.put(“Oacute”, 211); namedentities.put(“Ocirc”, 212); namedentities.put(“Ograve”, 210); namedentities.put(“Omega”, 937); namedentities.put(“Omicron”, 927); namedentities.put(“Oslash”, 216); namedentities.put(“Otilde”, 213); namedentities.put(“Ouml”, 214); namedentities.put(“Phi”, 934); namedentities.put(“Pi”, 928); namedentities.put(“Prime”, 8243); namedentities.put(“Psi”, 936); namedentities.put(“Rho”, 929); namedentities.put(“Scaron”, 352); namedentities.put(“Sigma”, 931); namedentities.put(“THORN”, 222); namedentities.put(“Tau”, 932); namedentities.put(“Theta”, 920); namedentities.put(“Uacute”, 218); namedentities.put(“Ucirc”, 219); namedentities.put(“Ugrave”, 217); namedentities.put(“Upsilon”, 933); namedentities.put(“Uuml”, 220); namedentities.put(“Xi”, 926); namedentities.put(“Yacute”, 221); namedentities.put(“Yuml”, 376); namedentities.put(“Zeta”, 918); namedentities.put(“aacute”, 225); namedentities.put(“acirc”, 226); namedentities.put(“acute”, 180); namedentities.put(“aelig”, 230); namedentities.put(“agrave”, 224); namedentities.put(“alpha”, 945); namedentities.put(“and”, 8743); namedentities.put(“ang”, 8736); namedentities.put(“aring”, 229); namedentities.put(“asymp”, 8776); namedentities.put(“atilde”, 227); namedentities.put(“auml”, 228); namedentities.put(“bdquo”, 8222); namedentities.put(“beta”, 946); namedentities.put(“brvbar”, 166); namedentities.put(“bull”, 8226); namedentities.put(“cap”, 8745); namedentities.put(“ccedil”, 231); namedentities.put(“cedil”, 184); namedentities.put(“cent”, 162); namedentities.put(“chi”, 967); namedentities.put(“circ”, 710); namedentities.put(“clubs”, 9827); namedentities.put(“cong”, 8773); namedentities.put(“copy”, 169); namedentities.put(“crarr”, 8629); namedentities.put(“cup”, 8746); namedentities.put(“curren”, 164); namedentities.put(“dagger”, 8224); namedentities.put(“darr”, 8595); namedentities.put(“deg”, 176); namedentities.put(“delta”, 948); namedentities.put(“diams”, 9830); namedentities.put(“divide”, 247); namedentities.put(“eacute”, 233); namedentities.put(“ecirc”, 234); namedentities.put(“egrave”, 232); namedentities.put(“empty”, 8709); namedentities.put(“emsp”, 8195); namedentities.put(“ensp”, 8194); namedentities.put(“epsilon”, 949); namedentities.put(“equiv”, 8801); namedentities.put(“eta”, 951); namedentities.put(“eth”, 240); namedentities.put(“euml”, 235); namedentities.put(“euro”, 8364); namedentities.put(“exists”, 8707); namedentities.put(“fnof”, 402); namedentities.put(“forall”, 8704); namedentities.put(“frac12″, 189); namedentities.put(“frac14″, 188); namedentities.put(“frac34″, 190); namedentities.put(“gamma”, 947); namedentities.put(“ge”, 8805); namedentities.put(“harr”, 8596); namedentities.put(“hearts”, 9829); namedentities.put(“hellip”, 8230); namedentities.put(“iacute”, 237); namedentities.put(“icirc”, 238); namedentities.put(“iexcl”, 161); namedentities.put(“igrave”, 236); namedentities.put(“infin”, 8734); namedentities.put(“int”, 8747); namedentities.put(“iota”, 953); namedentities.put(“iquest”, 191); namedentities.put(“isin”, 8712); namedentities.put(“iuml”, 239); namedentities.put(“kappa”, 954); namedentities.put(“lambda”, 923); namedentities.put(“laquo”, 171); namedentities.put(“larr”, 8592); namedentities.put(“lceil”, 8968); namedentities.put(“ldquo”, 8220); namedentities.put(“le”, 8804); namedentities.put(“lfloor”, 8970); namedentities.put(“lowast”, 8727); namedentities.put(“loz”, 9674); namedentities.put(“lrm”, 8206); namedentities.put(“lsaquo”, 8249); namedentities.put(“lsquo”, 8216); namedentities.put(“macr”, 175); namedentities.put(“mdash”, 8212); namedentities.put(“micro”, 181); namedentities.put(“middot”, 183); namedentities.put(“minus”, 8722); namedentities.put(“mu”, 956); namedentities.put(“nabla”, 8711); namedentities.put(“nbsp”, 160); namedentities.put(“ndash”, 8211); namedentities.put(“ne”, 8800); namedentities.put(“ni”, 8715); namedentities.put(“not”, 172); namedentities.put(“notin”, 8713); namedentities.put(“nsub”, 8836); namedentities.put(“ntilde”, 241); namedentities.put(“nu”, 925); namedentities.put(“oacute”, 243); namedentities.put(“ocirc”, 244); namedentities.put(“oelig”, 339); namedentities.put(“ograve”, 242); namedentities.put(“oline”, 8254); namedentities.put(“omega”, 969); namedentities.put(“omicron”, 959); namedentities.put(“oplus”, 8853); namedentities.put(“or”, 8744); namedentities.put(“ordf”, 170); namedentities.put(“ordm”, 186); namedentities.put(“oslash”, 248); namedentities.put(“otilde”, 245); namedentities.put(“otimes”, 8855); namedentities.put(“ouml”, 246); namedentities.put(“para”, 182); namedentities.put(“part”, 8706); namedentities.put(“permil”, 8240); namedentities.put(“perp”, 8869); namedentities.put(“phi”, 966); namedentities.put(“pi”, 960); namedentities.put(“piv”, 982); namedentities.put(“plusmn”, 177); namedentities.put(“pound”, 163); namedentities.put(“prime”, 8242); namedentities.put(“prod”, 8719); namedentities.put(“prop”, 8733); namedentities.put(“psi”, 968); namedentities.put(“radic”, 8730); namedentities.put(“raquo”, 187); namedentities.put(“rarr”, 8594); namedentities.put(“rceil”, 8969); namedentities.put(“rdquo”, 8221); namedentities.put(“reg”, 174); namedentities.put(“rfloor”, 8971); namedentities.put(“rho”, 961); namedentities.put(“rlm”, 8207); namedentities.put(“rsaquo”, 8250); namedentities.put(“rsquo”, 8217); namedentities.put(“sbquo”, 8218); namedentities.put(“scaron”, 353); namedentities.put(“sdot”, 8901); namedentities.put(“sect”, 167); namedentities.put(“shy”, 173); namedentities.put(“sigma”, 963); namedentities.put(“sigmaf”, 962); namedentities.put(“sim”, 8764); namedentities.put(“spades”, 9824); namedentities.put(“sub”, 8834); namedentities.put(“sube”, 8838); namedentities.put(“sum”, 8721); namedentities.put(“sup”, 8835); namedentities.put(“sup1″, 185); namedentities.put(“sup3″, 179); namedentities.put(“supe”, 8839); namedentities.put(“szlig”, 223); namedentities.put(“tau”, 964); namedentities.put(“there4″, 8756); namedentities.put(“theta”, 952); namedentities.put(“thetasym”, 977); namedentities.put(“thinsp”, 8201); namedentities.put(“thorn”, 254); namedentities.put(“tilde”, 732); namedentities.put(“times”, 215); namedentities.put(“trade”, 8482); namedentities.put(“uacute”, 250); namedentities.put(“uarr”, 8593); namedentities.put(“ucirc”, 251); namedentities.put(“ugrave”, 249); namedentities.put(“uml”, 168); namedentities.put(“up2″, 178); namedentities.put(“upsih”, 978); namedentities.put(“upsilon”, 965); namedentities.put(“uuml”, 252); namedentities.put(“xi”, 958); namedentities.put(“yacute”, 253); namedentities.put(“yen”, 165); namedentities.put(“yuml”, 255); namedentities.put(“zeta”, 950); namedentities.put(“zwj”, 8205); namedentities.put(“zwnj”, 8204); emptytags.add(“area”); emptytags.add(“base”); emptytags.add(“basefont”); emptytags.add(“br”); emptytags.add(“col”); emptytags.add(“frame”); emptytags.add(“hr”); emptytags.add(“img”); emptytags.add(“input”); emptytags.add(“isindex”); emptytags.add(“link”); emptytags.add(“meta”); emptytags.add(“param”); autoclosetags.put(“basefont”, new ArrayList<String>()); autoclosetags.get(“basefont”).add(“basefont”); autoclosetags.put(“colgroup”, new ArrayList<String>()); autoclosetags.get(“colgroup”).add(“colgroup”); autoclosetags.put(“dd”, new ArrayList<String>()); autoclosetags.get(“dd”).add(“colgroup”); autoclosetags.put(“dt”, new ArrayList<String>()); autoclosetags.get(“dt”).add(“dt”); autoclosetags.put(“li”, new ArrayList<String>()); autoclosetags.get(“li”).add(“li”); autoclosetags.put(“p”, new ArrayList<String>()); autoclosetags.get(“p”).add(“p”); autoclosetags.put(“thead”, new ArrayList<String>()); autoclosetags.get(“thead”).add(“tbody”); autoclosetags.get(“thead”).add(“tfoot”); autoclosetags.put(“tbody”, new ArrayList<String>()); autoclosetags.get(“tbody”).add(“thead”); autoclosetags.get(“tbody”).add(“tfoot”); autoclosetags.put(“tfoot”, new ArrayList<String>()); autoclosetags.get(“tfoot”).add(“thead”); autoclosetags.get(“tfoot”).add(“tbody”); autoclosetags.put(“th”, new ArrayList<String>()); autoclosetags.get(“th”).add(“td”); autoclosetags.put(“td”, new ArrayList<String>()); autoclosetags.get(“td”).add(“th”); autoclosetags.get(“td”).add(“td”); autoclosetags.put(“tr”, new ArrayList<String>()); autoclosetags.get(“tr”).add(“tr”); String r2 = “”; String r = “”; int limit = s.length(); states state = states.text; states prevstate = state; Stack<String> opentags = new Stack<String>(); String name = “”; String tagname = “”; String attrname = “”; String attrs = “”; List<String> attrnames = new ArrayList<String>(); int entvalue = 0; char attrdelim = ‘”‘; String attrvalue = “”; String cs = “”; char prec = ‘ ’; char preprec = ‘ ’; char c = ‘ ’; int start = 0; String encoding = “”; if (s.charAt(0) == 0xEF && s.charAt(1) == 0xBB && s.charAt(2)== 0xBF) { encoding = “utf-8″; start = 3; } else { encoding = “iso-8859-1″; start = 0; } for (int i = start; i < limit && ((r2.equals(“”) && r.equals(“”)) || !opentags.empty()); i++)  { if (r.length() > 10240)  { r2 += r; r = “”; } c = s.charAt(i); switch (state) { case text: if (c == ‘<’)  { name = “”; tagname = “”; attrname = “”; attrs = “”; attrnames.clear(); state = states.tag; break; } if (!Character.isWhitespace(c) && opentags.empty())  { r += “<html>”; opentags.push(“html”); } if (Character.isWhitespace(c) && opentags.empty())  { break; } if (c == ‘&’)  { name = “”; entvalue = 0; prevstate = state; state = states.entity; break; } r += c; break; case tag: if (c == ‘?’ && tagname.equals(“”)) { state = states.tillinst; break; } if (c == ‘!’ && tagname.equals(“”)) { state = states.specialtag; prec = ‘ ’; break; } if (c == ‘/’ && name.equals(“”) && tagname.equals(“”)) { state = states.endtag; name = “”; break; } if (Character.isWhitespace(c))  { if (name.equals(“”))  { break; } if (tagname.equals(“”) && name != “_”)  { tagname = name; name = “”; break; } if (attrname.equals(“”)) { attrname = name.toLowerCase(); name = “”; break; } break; } if (c == ‘=’)  { if (attrname.equals(“”)) { attrname = name.toLowerCase(); name = “”; } state = states.tillquote; break; } if (c == ‘/’ && (!tagname.equals(“”) || !name.equals(“”))) { if (tagname.equals(“”)) { tagname = name; } tagname = tagname.toLowerCase(); if (!tagname.equals(“html”) && opentags.empty()) { r += “<html>”; opentags.push(“html”); } if (autoclosetags.containsKey(tagname) && !opentags.empty())  { String prevtag = opentags.peek(); if (autoclosetags.get(tagname).contains(prevtag))  { opentags.pop(); r += “</” + prevtag + “>”; } } if (tagname.equals(“tr”) && opentags.peek().equals(“table”)) { r += “<tbody>”; opentags.push(“tbody”); } r += “<” + tagname + attrs + “/>”; state = states.tillgt; break; } if (c == ‘>’)  { if (tagname.equals(“”) && !name.equals(“”)) { tagname = name; } if (!tagname.equals(“”)) { tagname = tagname.toLowerCase(); if (!tagname.equals(“html”) && opentags.empty())  { r += “<html>”; opentags.push(“html”); } if (autoclosetags.containsKey(tagname) && !opentags.empty())  { String prevtag = opentags.peek(); if (autoclosetags.get(tagname).contains(prevtag))  { opentags.pop(); r += “</” + prevtag + “>”; } } if (tagname.equals(“tr”) && opentags.peek().equals(“table”)) { r += “<tbody>”; opentags.push(“tbody”); } if (emptytags.contains(tagname)) { r += “<” + tagname.toLowerCase() + attrs + “/>”; } else { opentags.push(tagname); r += “<” + tagname + attrs + “>”; if (tagname.equals(“script”)) { r += “<![CDATA["; opentags.pop(); state = states.script; break; } } state = states.text; break; } } if (attrname.equals("_")) { while(attrnames.contains(attrname)) { attrname += "_"; } } if (!attrname.equals("") && !attrnames.contains(attrname) && !attrname.equals("xmlns")) { attrs += " " + attrname + "=\"" + attrname + "\""; attrname = ""; } cs = "" + c; name += (Character.isLetterOrDigit(c) && name != "") || Character.isLetter(c) ? cs : (name.equals("") ? "_" : (c == '-' ? "-" : (!name.equals("_") ? "_" : ""))); break; case endtag: if (c == '>') { name = name.toLowerCase(); if (opentags.search(name) != -1) { String prevtag; while (!(prevtag = opentags.pop()).equals(name)) { r += "</" + prevtag + ">"; } r += "</" + name + ">"; } else { if (!name.equals("html") && opentags.empty()) { r += "<html>"; opentags.push("html"); } } state = states.text; break; } if (Character.isWhitespace(c)) { break; } cs = "" + c; name += Character.isLetterOrDigit(c) ? cs : !name.equals("_") ? "_" : ""; break; case attrtext: if (c == attrdelim || (Character.isWhitespace(c) && attrdelim == ' ')) { if (attrname.equals("_")) { while(attrnames.contains(attrname)) { attrname += "_"; } } if (!attrnames.contains(attrname) && !attrname.equals("xmlns")) { attrnames.add(attrname); attrs += " " + attrname + "=\"" + attrvalue + "\""; } attrname = ""; state = states.tag; break; } if (attrdelim == ' ' && (c == '/' || c == '>')) { tagname = tagname.toLowerCase(); if (!tagname.equals("html") && opentags.empty()) { r += "<html>"; opentags.push("html"); } if (autoclosetags.containsKey(tagname) && !opentags.empty()) { String prevtag = opentags.peek(); if (autoclosetags.get(tagname).contains(prevtag)) { opentags.pop(); r += "</" + prevtag + ">"; } } if (attrname.equals("_")) { while(attrnames.contains(attrname)) { attrname += "_"; } } if (!attrnames.contains(attrname) && !attrname.equals("xmlns")) { attrnames.add(attrname); attrs += " " + attrname + "=\"" + attrvalue + "\""; } attrname = ""; if (c == '/') { r += "<" + tagname + attrs + "/>"; state = states.tillgt; break; } if (c == '>') { if (emptytags.contains(tagname)) { r += "<" + tagname + attrs + "/>"; state = states.text; break; } else { opentags.push(tagname); r += "<" + tagname + attrs + ">"; if (tagname.equals("script")) { r += "<![CDATA["; opentags.pop(); prec = ' '; preprec = ' '; state = states.script; break; } state = states.text; break; } } } if (c == '&') { name = ""; entvalue = 0; prevstate = state; state = states.entity; break; } cs = "" + c; attrvalue += c == '"' ? "&quot;" : c == '\'' ? "&apos;" : cs; break; case script: if (c == '/' && prec == '<') { state = states.endscript; name = ""; break; } if (c == '[' && prec == '!' && preprec == '<') { state = states.skipcdata; name = "<!["; break; } if (c == '>' && prec == ']‘ && preprec == ‘]’) { c = r.charAt(r.length() - 3); r = r.substring(0, r.length() - 4); } r += c; preprec = prec; prec = c; break; case endscript: if (c == ‘>’ && name.toLowerCase().equals(“script”)) { r = r.substring(0, r.length() - 1); r += “]]></script>”; state = states.text; break; } name += c; String sscr = “script”; if (!sscr.startsWith(name.toLowerCase())) { r += name; state = states.script; } break; case specialtag: if (c != ‘-’) { state = states.tillgt; break; } if (prec == ‘-’) { state = states.comment; preprec = ‘ ’; break; } prec = c; break; case comment: if (c == ‘>’ && prec == ‘-’ && preprec == ‘-’) { state = states.text; break; } preprec = prec; prec = c; break; case skipcdata: if (name.equals(“<![CDATA[")) { state = states.script; break; } name += c; String scdata = "<![CDATA["; if (!scdata.startsWith(name)) { r += name; state = states.script; } break; case entity: if (c == '#') { state = states.numericentity; break; } name += c; state = states.namedentity; break; case numericentity: if (c == 'x' || c == 'X') { state = states.hexaentity; break; } if (c == ';') { String ent = "&#" + entvalue + ";"; if (prevstate == states.text) { r += ent; } else { attrvalue += ent; } state = prevstate; break; } entvalue = entvalue * 10 + c - '0'; break; case hexaentity: if (c == ';') { String ent = "&#" + entvalue + ";"; if (prevstate == states.text)  { r += ent; } else { attrvalue += ent; } state = prevstate; break; } entvalue = entvalue * 16 + (Character.isDigit(c) ? c - '0' : Character.toUpperCase(c) - 'A'); break; case namedentity: if (c == ';') { String ent; name = name.toLowerCase(); if (name.equals("amp") || name.equals("lt") || name.equals("gt") || name.equals("quot") || name.equals("apos")) { ent = "&" + name + ";"; name = ""; if (prevstate == states.text) { r += ent; } else { attrvalue += ent; } state = prevstate; break; } if (namedentities.containsKey(name)) { entvalue = namedentities.get(name); } else { entvalue = 0; } ent = "&#" + entvalue + ";"; name = ""; if (prevstate == states.text) { r += ent; } else { attrvalue += ent; } state = prevstate; break; } if (!Character.isLetterOrDigit(c) || name.length() > 6) { String ent = "&amp;" + name; name = ""; if (prevstate == states.text) { r += ent; } else { attrvalue += ent; } state = prevstate; i--; break; } name += c; break; case tillinst: if (c == '?') { state = states.andgt; } break; case andgt: if (c == '>') { state = states.text; break; } state = states.tillinst; break; case tillgt: if (c == '>') { state = states.text; } break; case tillquote: if (Character.isWhitespace(c)) { break; } if (c == '"' || c == '\'') { attrdelim = c; attrvalue = ""; state = states.attrtext; break; } if (c == '/' || c == '>') { if (attrname.equals("_")) { while(attrnames.contains(attrname)) { attrname += "_"; } } if (!attrnames.contains(attrname) && !attrname.equals("xmlns")) { attrnames.add(attrname); attrs += " " + attrname + "=\"" + attrvalue + "\""; } attrname = ""; } if (c == '/') { r += "<" + tagname.toLowerCase() + attrs + "/>"; state = states.tillgt; break; } if (c == '>') { tagname = tagname.toLowerCase(); if (!tagname.equals("html") && opentags.empty()) { r += "<html>"; opentags.push("html"); } if (autoclosetags.containsKey(tagname) && !opentags.empty())  { String prevtag = opentags.peek(); if (autoclosetags.get(tagname).contains(prevtag)) { opentags.pop(); r += "</" + prevtag + ">"; } } if (emptytags.contains(tagname)) { r += "<" + tagname + attrs + "/>"; state = states.text; break; } else { opentags.push(tagname); r += "<" + tagname + attrs + ">"; if (tagname.equals("script")) { r += "<![CDATA["; opentags.pop(); state = states.script; break; } } } attrdelim = ' '; attrvalue = "" + c; state = states.attrtext; break; } } while (!opentags.empty())  { r += "</" + opentags.pop() + ">"; } r2 += r; return "<?xml version=\"1.0\" encoding=\"" + encoding + "\"?>\n" + r2; } /** * Ðọc 1 URL sau ðó chuyển thành XML rồi lưu xuống file * @param address là ðịa chỉ cần ðọc * @param xmlFileName là file xml chỉ ðịnh ðể lưu * @throws Exception */ public void URL2XML(String address,String xmlFileName) throws Exception{ URL url=new URL(address); InputStream inStream = url.openStream(); Scanner in = new Scanner(inStream); String s=""; while(in.hasNextLine()){ s+=in.nextLine()+ "\n"; } inStream.close(); in.close(); if(!xmlFileName.endsWith(".xml")) xmlFileName+=".xml"; FileWriter fw  = new FileWriter(xmlFileName); PrintWriter pw  = new PrintWriter(fw,true); pw.print(Convert2XML(s)); pw.close(); } /** * Ðọc 1 file HTML trên ðĩa sau ðó biến thành xml file rồi lưu xuống ðĩa * @param htmlFilePath là đường dẫn tuyệt đối đến file html * @param xmlFileName là file xml chỉ ðịnh ðể lưu * @throws Exception */ public void HtmlFile2XML(String htmlFilePath,String xmlFileName) throws Exception{ FileReader fr = new FileReader(htmlFilePath); BufferedReader br = new BufferedReader(fr); String s = ""; while (br.ready()) { s += br.readLine() + "\n"; } br.close(); fr.close(); if(!xmlFileName.endsWith(".xml")) xmlFileName+=".xml"; FileWriter fw  = new FileWriter(xmlFileName); PrintWriter pw  = new PrintWriter(fw,true); pw.print(Convert2XML(s)); pw.close(); } /** * Chuyển 1 chuỗi html ra dạng xml * @param htmlString chuỗi chứa ðịnh dạng html * @param xmlFileName là file xml chỉ ðịnh ðể lưu * @throws Exception */ public String StringPattern2XML(String htmlString,String xmlFileName,boolean toFile) throws Exception{ if(!toFile) return Convert2XML(htmlString); if(!xmlFileName.endsWith(".xml")) xmlFileName+=".xml"; FileWriter fw  = new FileWriter(xmlFileName); PrintWriter pw  = new PrintWriter(fw,true); pw.print(Convert2XML(htmlString)); pw.close(); return ""; } /** * Testing * @param args */ public static void main (String[] args){ try { Html2Xml h2x=new Html2Xml(); String add=“http://www.bk4.com.vn”; System.out.println(“starting convert. Please wait…”); h2x.URL2XML(add, “xxxx.xml”); System.out.println(“convert completed…”); /*String s=”<html><body><body/></html>”;//<></> String kq=h2x.StringPattern2XML(s, ”", false); System.out.println(kq);*/ } catch (Exception e) { e.printStackTrace(); } } }

Tài liệu tham khảo:

http://www.ibm.com/developerworks/web/library/x-html5xhtml2.html?S_TACT=105AGX08&S_CMP=EDU