owncast/webroot/js/web_modules/@videojs/http-streaming/dist/videojs-http-streaming.min.js

import { c as createCommonjsModule, g as getDefaultExportFromCjs, a as commonjsGlobal } from '../../../common/_commonjsHelpers-37fa8da4.js';
import { d as document_1, w as window_1, c as core } from '../../../common/core-fed3ccd8.js';

var entityMap = {
       lt: '<',
       gt: '>',
       amp: '&',
       quot: '"',
       apos: "'",
       Agrave: "À",
       Aacute: "Á",
       Acirc: "Â",
       Atilde: "Ã",
       Auml: "Ä",
       Aring: "Å",
       AElig: "Æ",
       Ccedil: "Ç",
       Egrave: "È",
       Eacute: "É",
       Ecirc: "Ê",
       Euml: "Ë",
       Igrave: "Ì",
       Iacute: "Í",
       Icirc: "Î",
       Iuml: "Ï",
       ETH: "Ð",
       Ntilde: "Ñ",
       Ograve: "Ò",
       Oacute: "Ó",
       Ocirc: "Ô",
       Otilde: "Õ",
       Ouml: "Ö",
       Oslash: "Ø",
       Ugrave: "Ù",
       Uacute: "Ú",
       Ucirc: "Û",
       Uuml: "Ü",
       Yacute: "Ý",
       THORN: "Þ",
       szlig: "ß",
       agrave: "à",
       aacute: "á",
       acirc: "â",
       atilde: "ã",
       auml: "ä",
       aring: "å",
       aelig: "æ",
       ccedil: "ç",
       egrave: "è",
       eacute: "é",
       ecirc: "ê",
       euml: "ë",
       igrave: "ì",
       iacute: "í",
       icirc: "î",
       iuml: "ï",
       eth: "ð",
       ntilde: "ñ",
       ograve: "ò",
       oacute: "ó",
       ocirc: "ô",
       otilde: "õ",
       ouml: "ö",
       oslash: "ø",
       ugrave: "ù",
       uacute: "ú",
       ucirc: "û",
       uuml: "ü",
       yacute: "ý",
       thorn: "þ",
       yuml: "ÿ",
       nbsp: "\u00a0",
       iexcl: "¡",
       cent: "¢",
       pound: "£",
       curren: "¤",
       yen: "¥",
       brvbar: "¦",
       sect: "§",
       uml: "¨",
       copy: "©",
       ordf: "ª",
       laquo: "«",
       not: "¬",
       shy: "­­",
       reg: "®",
       macr: "¯",
       deg: "°",
       plusmn: "±",
       sup2: "²",
       sup3: "³",
       acute: "´",
       micro: "µ",
       para: "¶",
       middot: "·",
       cedil: "¸",
       sup1: "¹",
       ordm: "º",
       raquo: "»",
       frac14: "¼",
       frac12: "½",
       frac34: "¾",
       iquest: "¿",
       times: "×",
       divide: "÷",
       forall: "∀",
       part: "∂",
       exist: "∃",
       empty: "∅",
       nabla: "∇",
       isin: "∈",
       notin: "∉",
       ni: "∋",
       prod: "∏",
       sum: "∑",
       minus: "−",
       lowast: "∗",
       radic: "√",
       prop: "∝",
       infin: "∞",
       ang: "∠",
       and: "∧",
       or: "∨",
       cap: "∩",
       cup: "∪",
       'int': "∫",
       there4: "∴",
       sim: "∼",
       cong: "≅",
       asymp: "≈",
       ne: "≠",
       equiv: "≡",
       le: "≤",
       ge: "≥",
       sub: "⊂",
       sup: "⊃",
       nsub: "⊄",
       sube: "⊆",
       supe: "⊇",
       oplus: "⊕",
       otimes: "⊗",
       perp: "⊥",
       sdot: "⋅",
       Alpha: "Α",
       Beta: "Β",
       Gamma: "Γ",
       Delta: "Δ",
       Epsilon: "Ε",
       Zeta: "Ζ",
       Eta: "Η",
       Theta: "Θ",
       Iota: "Ι",
       Kappa: "Κ",
       Lambda: "Λ",
       Mu: "Μ",
       Nu: "Ν",
       Xi: "Ξ",
       Omicron: "Ο",
       Pi: "Π",
       Rho: "Ρ",
       Sigma: "Σ",
       Tau: "Τ",
       Upsilon: "Υ",
       Phi: "Φ",
       Chi: "Χ",
       Psi: "Ψ",
       Omega: "Ω",
       alpha: "α",
       beta: "β",
       gamma: "γ",
       delta: "δ",
       epsilon: "ε",
       zeta: "ζ",
       eta: "η",
       theta: "θ",
       iota: "ι",
       kappa: "κ",
       lambda: "λ",
       mu: "μ",
       nu: "ν",
       xi: "ξ",
       omicron: "ο",
       pi: "π",
       rho: "ρ",
       sigmaf: "ς",
       sigma: "σ",
       tau: "τ",
       upsilon: "υ",
       phi: "φ",
       chi: "χ",
       psi: "ψ",
       omega: "ω",
       thetasym: "ϑ",
       upsih: "ϒ",
       piv: "ϖ",
       OElig: "Œ",
       oelig: "œ",
       Scaron: "Š",
       scaron: "š",
       Yuml: "Ÿ",
       fnof: "ƒ",
       circ: "ˆ",
       tilde: "˜",
       ensp: " ",
       emsp: " ",
       thinsp: " ",
       zwnj: "‌",
       zwj: "‍",
       lrm: "‎",
       rlm: "‏",
       ndash: "–",
       mdash: "—",
       lsquo: "‘",
       rsquo: "’",
       sbquo: "‚",
       ldquo: "“",
       rdquo: "”",
       bdquo: "„",
       dagger: "†",
       Dagger: "‡",
       bull: "•",
       hellip: "…",
       permil: "‰",
       prime: "′",
       Prime: "″",
       lsaquo: "‹",
       rsaquo: "›",
       oline: "‾",
       euro: "€",
       trade: "™",
       larr: "←",
       uarr: "↑",
       rarr: "→",
       darr: "↓",
       harr: "↔",
       crarr: "↵",
       lceil: "⌈",
       rceil: "⌉",
       lfloor: "⌊",
       rfloor: "⌋",
       loz: "◊",
       spades: "♠",
       clubs: "♣",
       hearts: "♥",
       diams: "♦"
};

var entities = {
	entityMap: entityMap
};

//[4]   	NameStartChar	   ::=   	":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#x2FF] | [#x370-#x37D] | [#x37F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] | [#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] | [#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
//[4a]   	NameChar	   ::=   	NameStartChar | "-" | "." | [0-9] | #xB7 | [#x0300-#x036F] | [#x203F-#x2040]
//[5]   	Name	   ::=   	NameStartChar (NameChar)*
var nameStartChar = /[A-Z_a-z\xC0-\xD6\xD8-\xF6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD]/;//\u10000-\uEFFFF
var nameChar = new RegExp("[\\-\\.0-9"+nameStartChar.source.slice(1,-1)+"\\u00B7\\u0300-\\u036F\\u203F-\\u2040]");
var tagNamePattern = new RegExp('^'+nameStartChar.source+nameChar.source+'*(?:\:'+nameStartChar.source+nameChar.source+'*)?$');
//var tagNamePattern = /^[a-zA-Z_][\w\-\.]*(?:\:[a-zA-Z_][\w\-\.]*)?$/
//var handlers = 'resolveEntity,getExternalSubset,characters,endDocument,endElement,endPrefixMapping,ignorableWhitespace,processingInstruction,setDocumentLocator,skippedEntity,startDocument,startElement,startPrefixMapping,notationDecl,unparsedEntityDecl,error,fatalError,warning,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,comment,endCDATA,endDTD,endEntity,startCDATA,startDTD,startEntity'.split(',')

//S_TAG,	S_ATTR,	S_EQ,	S_ATTR_NOQUOT_VALUE
//S_ATTR_SPACE,	S_ATTR_END,	S_TAG_SPACE, S_TAG_CLOSE
var S_TAG = 0;//tag name offerring
var S_ATTR = 1;//attr name offerring 
var S_ATTR_SPACE=2;//attr name end and space offer
var S_EQ = 3;//=space?
var S_ATTR_NOQUOT_VALUE = 4;//attr value(no quot value only)
var S_ATTR_END = 5;//attr value end and no space(quot end)
var S_TAG_SPACE = 6;//(attr value end || tag end ) && (space offer)
var S_TAG_CLOSE = 7;//closed el<el />

function XMLReader(){
	
}

XMLReader.prototype = {
	parse:function(source,defaultNSMap,entityMap){
		var domBuilder = this.domBuilder;
		domBuilder.startDocument();
		_copy(defaultNSMap ,defaultNSMap = {});
		parse(source,defaultNSMap,entityMap,
				domBuilder,this.errorHandler);
		domBuilder.endDocument();
	}
};
function parse(source,defaultNSMapCopy,entityMap,domBuilder,errorHandler){
	function fixedFromCharCode(code) {
		// String.prototype.fromCharCode does not supports
		// > 2 bytes unicode chars directly
		if (code > 0xffff) {
			code -= 0x10000;
			var surrogate1 = 0xd800 + (code >> 10)
				, surrogate2 = 0xdc00 + (code & 0x3ff);

			return String.fromCharCode(surrogate1, surrogate2);
		} else {
			return String.fromCharCode(code);
		}
	}
	function entityReplacer(a){
		var k = a.slice(1,-1);
		if(k in entityMap){
			return entityMap[k]; 
		}else if(k.charAt(0) === '#'){
			return fixedFromCharCode(parseInt(k.substr(1).replace('x','0x')))
		}else {
			errorHandler.error('entity not found:'+a);
			return a;
		}
	}
	function appendText(end){//has some bugs
		if(end>start){
			var xt = source.substring(start,end).replace(/&#?\w+;/g,entityReplacer);
			locator&&position(start);
			domBuilder.characters(xt,0,end-start);
			start = end;
		}
	}
	function position(p,m){
		while(p>=lineEnd && (m = linePattern.exec(source))){
			lineStart = m.index;
			lineEnd = lineStart + m[0].length;
			locator.lineNumber++;
			//console.log('line++:',locator,startPos,endPos)
		}
		locator.columnNumber = p-lineStart+1;
	}
	var lineStart = 0;
	var lineEnd = 0;
	var linePattern = /.*(?:\r\n?|\n)|.*$/g;
	var locator = domBuilder.locator;
	
	var parseStack = [{currentNSMap:defaultNSMapCopy}];
	var closeMap = {};
	var start = 0;
	while(true){
		try{
			var tagStart = source.indexOf('<',start);
			if(tagStart<0){
				if(!source.substr(start).match(/^\s*$/)){
					var doc = domBuilder.doc;
	    			var text = doc.createTextNode(source.substr(start));
	    			doc.appendChild(text);
	    			domBuilder.currentElement = text;
				}
				return;
			}
			if(tagStart>start){
				appendText(tagStart);
			}
			switch(source.charAt(tagStart+1)){
			case '/':
				var end = source.indexOf('>',tagStart+3);
				var tagName = source.substring(tagStart+2,end);
				var config = parseStack.pop();
				if(end<0){
					
	        		tagName = source.substring(tagStart+2).replace(/[\s<].*/,'');
	        		//console.error('#@@@@@@'+tagName)
	        		errorHandler.error("end tag name: "+tagName+' is not complete:'+config.tagName);
	        		end = tagStart+1+tagName.length;
	        	}else if(tagName.match(/\s</)){
	        		tagName = tagName.replace(/[\s<].*/,'');
	        		errorHandler.error("end tag name: "+tagName+' maybe not complete');
	        		end = tagStart+1+tagName.length;
				}
				//console.error(parseStack.length,parseStack)
				//console.error(config);
				var localNSMap = config.localNSMap;
				var endMatch = config.tagName == tagName;
				var endIgnoreCaseMach = endMatch || config.tagName&&config.tagName.toLowerCase() == tagName.toLowerCase();
		        if(endIgnoreCaseMach){
		        	domBuilder.endElement(config.uri,config.localName,tagName);
					if(localNSMap){
						for(var prefix in localNSMap){
							domBuilder.endPrefixMapping(prefix) ;
						}
					}
					if(!endMatch){
		            	errorHandler.fatalError("end tag name: "+tagName+' is not match the current start tagName:'+config.tagName );
					}
		        }else {
		        	parseStack.push(config);
		        }
				
				end++;
				break;
				// end elment
			case '?':// <?...?>
				locator&&position(tagStart);
				end = parseInstruction(source,tagStart,domBuilder);
				break;
			case '!':// <!doctype,<![CDATA,<!--
				locator&&position(tagStart);
				end = parseDCC(source,tagStart,domBuilder,errorHandler);
				break;
			default:
				locator&&position(tagStart);
				var el = new ElementAttributes();
				var currentNSMap = parseStack[parseStack.length-1].currentNSMap;
				//elStartEnd
				var end = parseElementStartPart(source,tagStart,el,currentNSMap,entityReplacer,errorHandler);
				var len = el.length;
				
				
				if(!el.closed && fixSelfClosed(source,end,el.tagName,closeMap)){
					el.closed = true;
					if(!entityMap.nbsp){
						errorHandler.warning('unclosed xml attribute');
					}
				}
				if(locator && len){
					var locator2 = copyLocator(locator,{});
					//try{//attribute position fixed
					for(var i = 0;i<len;i++){
						var a = el[i];
						position(a.offset);
						a.locator = copyLocator(locator,{});
					}
					//}catch(e){console.error('@@@@@'+e)}
					domBuilder.locator = locator2;
					if(appendElement(el,domBuilder,currentNSMap)){
						parseStack.push(el);
					}
					domBuilder.locator = locator;
				}else {
					if(appendElement(el,domBuilder,currentNSMap)){
						parseStack.push(el);
					}
				}
				
				
				
				if(el.uri === 'http://www.w3.org/1999/xhtml' && !el.closed){
					end = parseHtmlSpecialContent(source,end,el.tagName,entityReplacer,domBuilder);
				}else {
					end++;
				}
			}
		}catch(e){
			errorHandler.error('element parse error: '+e);
			//errorHandler.error('element parse error: '+e);
			end = -1;
			//throw e;
		}
		if(end>start){
			start = end;
		}else {
			//TODO: 这里有可能sax回退，有位置错误风险
			appendText(Math.max(tagStart,start)+1);
		}
	}
}
function copyLocator(f,t){
	t.lineNumber = f.lineNumber;
	t.columnNumber = f.columnNumber;
	return t;
}

/**
 * @see #appendElement(source,elStartEnd,el,selfClosed,entityReplacer,domBuilder,parseStack);
 * @return end of the elementStartPart(end of elementEndPart for selfClosed el)
 */
function parseElementStartPart(source,start,el,currentNSMap,entityReplacer,errorHandler){
	var attrName;
	var value;
	var p = ++start;
	var s = S_TAG;//status
	while(true){
		var c = source.charAt(p);
		switch(c){
		case '=':
			if(s === S_ATTR){//attrName
				attrName = source.slice(start,p);
				s = S_EQ;
			}else if(s === S_ATTR_SPACE){
				s = S_EQ;
			}else {
				//fatalError: equal must after attrName or space after attrName
				throw new Error('attribute equal must after attrName');
			}
			break;
		case '\'':
		case '"':
			if(s === S_EQ || s === S_ATTR //|| s == S_ATTR_SPACE
				){//equal
				if(s === S_ATTR){
					errorHandler.warning('attribute value must after "="');
					attrName = source.slice(start,p);
				}
				start = p+1;
				p = source.indexOf(c,start);
				if(p>0){
					value = source.slice(start,p).replace(/&#?\w+;/g,entityReplacer);
					el.add(attrName,value,start-1);
					s = S_ATTR_END;
				}else {
					//fatalError: no end quot match
					throw new Error('attribute value no end \''+c+'\' match');
				}
			}else if(s == S_ATTR_NOQUOT_VALUE){
				value = source.slice(start,p).replace(/&#?\w+;/g,entityReplacer);
				//console.log(attrName,value,start,p)
				el.add(attrName,value,start);
				//console.dir(el)
				errorHandler.warning('attribute "'+attrName+'" missed start quot('+c+')!!');
				start = p+1;
				s = S_ATTR_END;
			}else {
				//fatalError: no equal before
				throw new Error('attribute value must after "="');
			}
			break;
		case '/':
			switch(s){
			case S_TAG:
				el.setTagName(source.slice(start,p));
			case S_ATTR_END:
			case S_TAG_SPACE:
			case S_TAG_CLOSE:
				s =S_TAG_CLOSE;
				el.closed = true;
			case S_ATTR_NOQUOT_VALUE:
			case S_ATTR:
			case S_ATTR_SPACE:
				break;
			//case S_EQ:
			default:
				throw new Error("attribute invalid close char('/')")
			}
			break;
		case ''://end document
			//throw new Error('unexpected end of input')
			errorHandler.error('unexpected end of input');
			if(s == S_TAG){
				el.setTagName(source.slice(start,p));
			}
			return p;
		case '>':
			switch(s){
			case S_TAG:
				el.setTagName(source.slice(start,p));
			case S_ATTR_END:
			case S_TAG_SPACE:
			case S_TAG_CLOSE:
				break;//normal
			case S_ATTR_NOQUOT_VALUE://Compatible state
			case S_ATTR:
				value = source.slice(start,p);
				if(value.slice(-1) === '/'){
					el.closed  = true;
					value = value.slice(0,-1);
				}
			case S_ATTR_SPACE:
				if(s === S_ATTR_SPACE){
					value = attrName;
				}
				if(s == S_ATTR_NOQUOT_VALUE){
					errorHandler.warning('attribute "'+value+'" missed quot(")!!');
					el.add(attrName,value.replace(/&#?\w+;/g,entityReplacer),start);
				}else {
					if(currentNSMap[''] !== 'http://www.w3.org/1999/xhtml' || !value.match(/^(?:disabled|checked|selected)$/i)){
						errorHandler.warning('attribute "'+value+'" missed value!! "'+value+'" instead!!');
					}
					el.add(value,value,start);
				}
				break;
			case S_EQ:
				throw new Error('attribute value missed!!');
			}
//			console.log(tagName,tagNamePattern,tagNamePattern.test(tagName))
			return p;
		/*xml space '\x20' | #x9 | #xD | #xA; */
		case '\u0080':
			c = ' ';
		default:
			if(c<= ' '){//space
				switch(s){
				case S_TAG:
					el.setTagName(source.slice(start,p));//tagName
					s = S_TAG_SPACE;
					break;
				case S_ATTR:
					attrName = source.slice(start,p);
					s = S_ATTR_SPACE;
					break;
				case S_ATTR_NOQUOT_VALUE:
					var value = source.slice(start,p).replace(/&#?\w+;/g,entityReplacer);
					errorHandler.warning('attribute "'+value+'" missed quot(")!!');
					el.add(attrName,value,start);
				case S_ATTR_END:
					s = S_TAG_SPACE;
					break;
				//case S_TAG_SPACE:
				//case S_EQ:
				//case S_ATTR_SPACE:
				//	void();break;
				//case S_TAG_CLOSE:
					//ignore warning
				}
			}else {//not space
//S_TAG,	S_ATTR,	S_EQ,	S_ATTR_NOQUOT_VALUE
//S_ATTR_SPACE,	S_ATTR_END,	S_TAG_SPACE, S_TAG_CLOSE
				switch(s){
				//case S_TAG:void();break;
				//case S_ATTR:void();break;
				//case S_ATTR_NOQUOT_VALUE:void();break;
				case S_ATTR_SPACE:
					el.tagName;
					if(currentNSMap[''] !== 'http://www.w3.org/1999/xhtml' || !attrName.match(/^(?:disabled|checked|selected)$/i)){
						errorHandler.warning('attribute "'+attrName+'" missed value!! "'+attrName+'" instead2!!');
					}
					el.add(attrName,attrName,start);
					start = p;
					s = S_ATTR;
					break;
				case S_ATTR_END:
					errorHandler.warning('attribute space is required"'+attrName+'"!!');
				case S_TAG_SPACE:
					s = S_ATTR;
					start = p;
					break;
				case S_EQ:
					s = S_ATTR_NOQUOT_VALUE;
					start = p;
					break;
				case S_TAG_CLOSE:
					throw new Error("elements closed character '/' and '>' must be connected to");
				}
			}
		}//end outer switch
		//console.log('p++',p)
		p++;
	}
}
/**
 * @return true if has new namespace define
 */
function appendElement(el,domBuilder,currentNSMap){
	var tagName = el.tagName;
	var localNSMap = null;
	//var currentNSMap = parseStack[parseStack.length-1].currentNSMap;
	var i = el.length;
	while(i--){
		var a = el[i];
		var qName = a.qName;
		var value = a.value;
		var nsp = qName.indexOf(':');
		if(nsp>0){
			var prefix = a.prefix = qName.slice(0,nsp);
			var localName = qName.slice(nsp+1);
			var nsPrefix = prefix === 'xmlns' && localName;
		}else {
			localName = qName;
			prefix = null;
			nsPrefix = qName === 'xmlns' && '';
		}
		//can not set prefix,because prefix !== ''
		a.localName = localName ;
		//prefix == null for no ns prefix attribute 
		if(nsPrefix !== false){//hack!!
			if(localNSMap == null){
				localNSMap = {};
				//console.log(currentNSMap,0)
				_copy(currentNSMap,currentNSMap={});
				//console.log(currentNSMap,1)
			}
			currentNSMap[nsPrefix] = localNSMap[nsPrefix] = value;
			a.uri = 'http://www.w3.org/2000/xmlns/';
			domBuilder.startPrefixMapping(nsPrefix, value); 
		}
	}
	var i = el.length;
	while(i--){
		a = el[i];
		var prefix = a.prefix;
		if(prefix){//no prefix attribute has no namespace
			if(prefix === 'xml'){
				a.uri = 'http://www.w3.org/XML/1998/namespace';
			}if(prefix !== 'xmlns'){
				a.uri = currentNSMap[prefix || ''];
				
				//{console.log('###'+a.qName,domBuilder.locator.systemId+'',currentNSMap,a.uri)}
			}
		}
	}
	var nsp = tagName.indexOf(':');
	if(nsp>0){
		prefix = el.prefix = tagName.slice(0,nsp);
		localName = el.localName = tagName.slice(nsp+1);
	}else {
		prefix = null;//important!!
		localName = el.localName = tagName;
	}
	//no prefix element has default namespace
	var ns = el.uri = currentNSMap[prefix || ''];
	domBuilder.startElement(ns,localName,tagName,el);
	//endPrefixMapping and startPrefixMapping have not any help for dom builder
	//localNSMap = null
	if(el.closed){
		domBuilder.endElement(ns,localName,tagName);
		if(localNSMap){
			for(prefix in localNSMap){
				domBuilder.endPrefixMapping(prefix); 
			}
		}
	}else {
		el.currentNSMap = currentNSMap;
		el.localNSMap = localNSMap;
		//parseStack.push(el);
		return true;
	}
}
function parseHtmlSpecialContent(source,elStartEnd,tagName,entityReplacer,domBuilder){
	if(/^(?:script|textarea)$/i.test(tagName)){
		var elEndStart =  source.indexOf('</'+tagName+'>',elStartEnd);
		var text = source.substring(elStartEnd+1,elEndStart);
		if(/[&<]/.test(text)){
			if(/^script$/i.test(tagName)){
				//if(!/\]\]>/.test(text)){
					//lexHandler.startCDATA();
					domBuilder.characters(text,0,text.length);
					//lexHandler.endCDATA();
					return elEndStart;
				//}
			}//}else{//text area
				text = text.replace(/&#?\w+;/g,entityReplacer);
				domBuilder.characters(text,0,text.length);
				return elEndStart;
			//}
			
		}
	}
	return elStartEnd+1;
}
function fixSelfClosed(source,elStartEnd,tagName,closeMap){
	//if(tagName in closeMap){
	var pos = closeMap[tagName];
	if(pos == null){
		//console.log(tagName)
		pos =  source.lastIndexOf('</'+tagName+'>');
		if(pos<elStartEnd){//忘记闭合
			pos = source.lastIndexOf('</'+tagName);
		}
		closeMap[tagName] =pos;
	}
	return pos<elStartEnd;
	//} 
}
function _copy(source,target){
	for(var n in source){target[n] = source[n];}
}
function parseDCC(source,start,domBuilder,errorHandler){//sure start with '<!'
	var next= source.charAt(start+2);
	switch(next){
	case '-':
		if(source.charAt(start + 3) === '-'){
			var end = source.indexOf('-->',start+4);
			//append comment source.substring(4,end)//<!--
			if(end>start){
				domBuilder.comment(source,start+4,end-start-4);
				return end+3;
			}else {
				errorHandler.error("Unclosed comment");
				return -1;
			}
		}else {
			//error
			return -1;
		}
	default:
		if(source.substr(start+3,6) == 'CDATA['){
			var end = source.indexOf(']]>',start+9);
			domBuilder.startCDATA();
			domBuilder.characters(source,start+9,end-start-9);
			domBuilder.endCDATA(); 
			return end+3;
		}
		//<!DOCTYPE
		//startDTD(java.lang.String name, java.lang.String publicId, java.lang.String systemId) 
		var matchs = split(source,start);
		var len = matchs.length;
		if(len>1 && /!doctype/i.test(matchs[0][0])){
			var name = matchs[1][0];
			var pubid = false;
			var sysid = false;
			if(len>3){
				if(/^public$/i.test(matchs[2][0])){
					pubid = matchs[3][0];
					sysid = len>4 && matchs[4][0];
				}else if(/^system$/i.test(matchs[2][0])){
					sysid = matchs[3][0];
				}
			}
			var lastMatch = matchs[len-1];
			domBuilder.startDTD(name,pubid && pubid.replace(/^(['"])(.*?)\1$/,'$2'),
					sysid && sysid.replace(/^(['"])(.*?)\1$/,'$2'));
			domBuilder.endDTD();
			
			return lastMatch.index+lastMatch[0].length
		}
	}
	return -1;
}



function parseInstruction(source,start,domBuilder){
	var end = source.indexOf('?>',start);
	if(end){
		var match = source.substring(start,end).match(/^<\?(\S*)\s*([\s\S]*?)\s*$/);
		if(match){
			match[0].length;
			domBuilder.processingInstruction(match[1], match[2]) ;
			return end+2;
		}else {//error
			return -1;
		}
	}
	return -1;
}

/**
 * @param source
 */
function ElementAttributes(source){
	
}
ElementAttributes.prototype = {
	setTagName:function(tagName){
		if(!tagNamePattern.test(tagName)){
			throw new Error('invalid tagName:'+tagName)
		}
		this.tagName = tagName;
	},
	add:function(qName,value,offset){
		if(!tagNamePattern.test(qName)){
			throw new Error('invalid attribute:'+qName)
		}
		this[this.length++] = {qName:qName,value:value,offset:offset};
	},
	length:0,
	getLocalName:function(i){return this[i].localName},
	getLocator:function(i){return this[i].locator},
	getQName:function(i){return this[i].qName},
	getURI:function(i){return this[i].uri},
	getValue:function(i){return this[i].value}
//	,getIndex:function(uri, localName)){
//		if(localName){
//			
//		}else{
//			var qName = uri
//		}
//	},
//	getValue:function(){return this.getValue(this.getIndex.apply(this,arguments))},
//	getType:function(uri,localName){}
//	getType:function(i){},
};



function split(source,start){
	var match;
	var buf = [];
	var reg = /'[^']+'|"[^"]+"|[^\s<>\/=]+=?|(\/?\s*>|<)/g;
	reg.lastIndex = start;
	reg.exec(source);//skip <
	while(match = reg.exec(source)){
		buf.push(match);
		if(match[1])return buf;
	}
}

var XMLReader_1 = XMLReader;

var sax = {
	XMLReader: XMLReader_1
};

/*
 * DOM Level 2
 * Object DOMException
 * @see http://www.w3.org/TR/REC-DOM-Level-1/ecma-script-language-binding.html
 * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/ecma-script-binding.html
 */

function copy(src,dest){
	for(var p in src){
		dest[p] = src[p];
	}
}
/**
^\w+\.prototype\.([_\w]+)\s*=\s*((?:.*\{\s*?[\r\n][\s\S]*?^})|\S.*?(?=[;\r\n]));?
^\w+\.prototype\.([_\w]+)\s*=\s*(\S.*?(?=[;\r\n]));?
 */
function _extends(Class,Super){
	var pt = Class.prototype;
	if(!(pt instanceof Super)){
		function t(){}		t.prototype = Super.prototype;
		t = new t();
		copy(pt,t);
		Class.prototype = pt = t;
	}
	if(pt.constructor != Class){
		if(typeof Class != 'function'){
			console.error("unknow Class:"+Class);
		}
		pt.constructor = Class;
	}
}
var htmlns = 'http://www.w3.org/1999/xhtml' ;
// Node Types
var NodeType = {};
var ELEMENT_NODE                = NodeType.ELEMENT_NODE                = 1;
var ATTRIBUTE_NODE              = NodeType.ATTRIBUTE_NODE              = 2;
var TEXT_NODE                   = NodeType.TEXT_NODE                   = 3;
var CDATA_SECTION_NODE          = NodeType.CDATA_SECTION_NODE          = 4;
var ENTITY_REFERENCE_NODE       = NodeType.ENTITY_REFERENCE_NODE       = 5;
var ENTITY_NODE                 = NodeType.ENTITY_NODE                 = 6;
var PROCESSING_INSTRUCTION_NODE = NodeType.PROCESSING_INSTRUCTION_NODE = 7;
var COMMENT_NODE                = NodeType.COMMENT_NODE                = 8;
var DOCUMENT_NODE               = NodeType.DOCUMENT_NODE               = 9;
var DOCUMENT_TYPE_NODE          = NodeType.DOCUMENT_TYPE_NODE          = 10;
var DOCUMENT_FRAGMENT_NODE      = NodeType.DOCUMENT_FRAGMENT_NODE      = 11;
var NOTATION_NODE               = NodeType.NOTATION_NODE               = 12;

// ExceptionCode
var ExceptionCode = {};
var ExceptionMessage = {};
ExceptionCode.INDEX_SIZE_ERR              = ((ExceptionMessage[1]="Index size error"),1);
ExceptionCode.DOMSTRING_SIZE_ERR          = ((ExceptionMessage[2]="DOMString size error"),2);
var HIERARCHY_REQUEST_ERR       = ExceptionCode.HIERARCHY_REQUEST_ERR       = ((ExceptionMessage[3]="Hierarchy request error"),3);
ExceptionCode.WRONG_DOCUMENT_ERR          = ((ExceptionMessage[4]="Wrong document"),4);
ExceptionCode.INVALID_CHARACTER_ERR       = ((ExceptionMessage[5]="Invalid character"),5);
ExceptionCode.NO_DATA_ALLOWED_ERR         = ((ExceptionMessage[6]="No data allowed"),6);
ExceptionCode.NO_MODIFICATION_ALLOWED_ERR = ((ExceptionMessage[7]="No modification allowed"),7);
var NOT_FOUND_ERR               = ExceptionCode.NOT_FOUND_ERR               = ((ExceptionMessage[8]="Not found"),8);
ExceptionCode.NOT_SUPPORTED_ERR           = ((ExceptionMessage[9]="Not supported"),9);
var INUSE_ATTRIBUTE_ERR         = ExceptionCode.INUSE_ATTRIBUTE_ERR         = ((ExceptionMessage[10]="Attribute in use"),10);
//level2
ExceptionCode.INVALID_STATE_ERR        	= ((ExceptionMessage[11]="Invalid state"),11);
ExceptionCode.SYNTAX_ERR               	= ((ExceptionMessage[12]="Syntax error"),12);
ExceptionCode.INVALID_MODIFICATION_ERR 	= ((ExceptionMessage[13]="Invalid modification"),13);
ExceptionCode.NAMESPACE_ERR           	= ((ExceptionMessage[14]="Invalid namespace"),14);
ExceptionCode.INVALID_ACCESS_ERR      	= ((ExceptionMessage[15]="Invalid access"),15);


function DOMException(code, message) {
	if(message instanceof Error){
		var error = message;
	}else {
		error = this;
		Error.call(this, ExceptionMessage[code]);
		this.message = ExceptionMessage[code];
		if(Error.captureStackTrace) Error.captureStackTrace(this, DOMException);
	}
	error.code = code;
	if(message) this.message = this.message + ": " + message;
	return error;
}DOMException.prototype = Error.prototype;
copy(ExceptionCode,DOMException);
/**
 * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-536297177
 * The NodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented. NodeList objects in the DOM are live.
 * The items in the NodeList are accessible via an integral index, starting from 0.
 */
function NodeList() {
}NodeList.prototype = {
	/**
	 * The number of nodes in the list. The range of valid child node indices is 0 to length-1 inclusive.
	 * @standard level1
	 */
	length:0, 
	/**
	 * Returns the indexth item in the collection. If index is greater than or equal to the number of nodes in the list, this returns null.
	 * @standard level1
	 * @param index  unsigned long 
	 *   Index into the collection.
	 * @return Node
	 * 	The node at the indexth position in the NodeList, or null if that is not a valid index. 
	 */
	item: function(index) {
		return this[index] || null;
	},
	toString:function(isHTML,nodeFilter){
		for(var buf = [], i = 0;i<this.length;i++){
			serializeToString(this[i],buf,isHTML,nodeFilter);
		}
		return buf.join('');
	}
};
function LiveNodeList(node,refresh){
	this._node = node;
	this._refresh = refresh;
	_updateLiveList(this);
}
function _updateLiveList(list){
	var inc = list._node._inc || list._node.ownerDocument._inc;
	if(list._inc != inc){
		var ls = list._refresh(list._node);
		//console.log(ls.length)
		__set__(list,'length',ls.length);
		copy(ls,list);
		list._inc = inc;
	}
}
LiveNodeList.prototype.item = function(i){
	_updateLiveList(this);
	return this[i];
};

_extends(LiveNodeList,NodeList);
/**
 * 
 * Objects implementing the NamedNodeMap interface are used to represent collections of nodes that can be accessed by name. Note that NamedNodeMap does not inherit from NodeList; NamedNodeMaps are not maintained in any particular order. Objects contained in an object implementing NamedNodeMap may also be accessed by an ordinal index, but this is simply to allow convenient enumeration of the contents of a NamedNodeMap, and does not imply that the DOM specifies an order to these Nodes.
 * NamedNodeMap objects in the DOM are live.
 * used for attributes or DocumentType entities 
 */
function NamedNodeMap() {
}
function _findNodeIndex(list,node){
	var i = list.length;
	while(i--){
		if(list[i] === node){return i}
	}
}

function _addNamedNode(el,list,newAttr,oldAttr){
	if(oldAttr){
		list[_findNodeIndex(list,oldAttr)] = newAttr;
	}else {
		list[list.length++] = newAttr;
	}
	if(el){
		newAttr.ownerElement = el;
		var doc = el.ownerDocument;
		if(doc){
			oldAttr && _onRemoveAttribute(doc,el,oldAttr);
			_onAddAttribute(doc,el,newAttr);
		}
	}
}
function _removeNamedNode(el,list,attr){
	//console.log('remove attr:'+attr)
	var i = _findNodeIndex(list,attr);
	if(i>=0){
		var lastIndex = list.length-1;
		while(i<lastIndex){
			list[i] = list[++i];
		}
		list.length = lastIndex;
		if(el){
			var doc = el.ownerDocument;
			if(doc){
				_onRemoveAttribute(doc,el,attr);
				attr.ownerElement = null;
			}
		}
	}else {
		throw DOMException(NOT_FOUND_ERR,new Error(el.tagName+'@'+attr))
	}
}
NamedNodeMap.prototype = {
	length:0,
	item:NodeList.prototype.item,
	getNamedItem: function(key) {
//		if(key.indexOf(':')>0 || key == 'xmlns'){
//			return null;
//		}
		//console.log()
		var i = this.length;
		while(i--){
			var attr = this[i];
			//console.log(attr.nodeName,key)
			if(attr.nodeName == key){
				return attr;
			}
		}
	},
	setNamedItem: function(attr) {
		var el = attr.ownerElement;
		if(el && el!=this._ownerElement){
			throw new DOMException(INUSE_ATTRIBUTE_ERR);
		}
		var oldAttr = this.getNamedItem(attr.nodeName);
		_addNamedNode(this._ownerElement,this,attr,oldAttr);
		return oldAttr;
	},
	/* returns Node */
	setNamedItemNS: function(attr) {// raises: WRONG_DOCUMENT_ERR,NO_MODIFICATION_ALLOWED_ERR,INUSE_ATTRIBUTE_ERR
		var el = attr.ownerElement, oldAttr;
		if(el && el!=this._ownerElement){
			throw new DOMException(INUSE_ATTRIBUTE_ERR);
		}
		oldAttr = this.getNamedItemNS(attr.namespaceURI,attr.localName);
		_addNamedNode(this._ownerElement,this,attr,oldAttr);
		return oldAttr;
	},

	/* returns Node */
	removeNamedItem: function(key) {
		var attr = this.getNamedItem(key);
		_removeNamedNode(this._ownerElement,this,attr);
		return attr;
		
		
	},// raises: NOT_FOUND_ERR,NO_MODIFICATION_ALLOWED_ERR
	
	//for level2
	removeNamedItemNS:function(namespaceURI,localName){
		var attr = this.getNamedItemNS(namespaceURI,localName);
		_removeNamedNode(this._ownerElement,this,attr);
		return attr;
	},
	getNamedItemNS: function(namespaceURI, localName) {
		var i = this.length;
		while(i--){
			var node = this[i];
			if(node.localName == localName && node.namespaceURI == namespaceURI){
				return node;
			}
		}
		return null;
	}
};
/**
 * @see http://www.w3.org/TR/REC-DOM-Level-1/level-one-core.html#ID-102161490
 */
function DOMImplementation(/* Object */ features) {
	this._features = {};
	if (features) {
		for (var feature in features) {
			 this._features = features[feature];
		}
	}
}
DOMImplementation.prototype = {
	hasFeature: function(/* string */ feature, /* string */ version) {
		var versions = this._features[feature.toLowerCase()];
		if (versions && (!version || version in versions)) {
			return true;
		} else {
			return false;
		}
	},
	// Introduced in DOM Level 2:
	createDocument:function(namespaceURI,  qualifiedName, doctype){// raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR,WRONG_DOCUMENT_ERR
		var doc = new Document();
		doc.implementation = this;
		doc.childNodes = new NodeList();
		doc.doctype = doctype;
		if(doctype){
			doc.appendChild(doctype);
		}
		if(qualifiedName){
			var root = doc.createElementNS(namespaceURI,qualifiedName);
			doc.appendChild(root);
		}
		return doc;
	},
	// Introduced in DOM Level 2:
	createDocumentType:function(qualifiedName, publicId, systemId){// raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR
		var node = new DocumentType();
		node.name = qualifiedName;
		node.nodeName = qualifiedName;
		node.publicId = publicId;
		node.systemId = systemId;
		// Introduced in DOM Level 2:
		//readonly attribute DOMString        internalSubset;
		
		//TODO:..
		//  readonly attribute NamedNodeMap     entities;
		//  readonly attribute NamedNodeMap     notations;
		return node;
	}
};


/**
 * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-1950641247
 */

function Node() {
}
Node.prototype = {
	firstChild : null,
	lastChild : null,
	previousSibling : null,
	nextSibling : null,
	attributes : null,
	parentNode : null,
	childNodes : null,
	ownerDocument : null,
	nodeValue : null,
	namespaceURI : null,
	prefix : null,
	localName : null,
	// Modified in DOM Level 2:
	insertBefore:function(newChild, refChild){//raises 
		return _insertBefore(this,newChild,refChild);
	},
	replaceChild:function(newChild, oldChild){//raises 
		this.insertBefore(newChild,oldChild);
		if(oldChild){
			this.removeChild(oldChild);
		}
	},
	removeChild:function(oldChild){
		return _removeChild(this,oldChild);
	},
	appendChild:function(newChild){
		return this.insertBefore(newChild,null);
	},
	hasChildNodes:function(){
		return this.firstChild != null;
	},
	cloneNode:function(deep){
		return cloneNode(this.ownerDocument||this,this,deep);
	},
	// Modified in DOM Level 2:
	normalize:function(){
		var child = this.firstChild;
		while(child){
			var next = child.nextSibling;
			if(next && next.nodeType == TEXT_NODE && child.nodeType == TEXT_NODE){
				this.removeChild(next);
				child.appendData(next.data);
			}else {
				child.normalize();
				child = next;
			}
		}
	},
  	// Introduced in DOM Level 2:
	isSupported:function(feature, version){
		return this.ownerDocument.implementation.hasFeature(feature,version);
	},
    // Introduced in DOM Level 2:
    hasAttributes:function(){
    	return this.attributes.length>0;
    },
    lookupPrefix:function(namespaceURI){
    	var el = this;
    	while(el){
    		var map = el._nsMap;
    		//console.dir(map)
    		if(map){
    			for(var n in map){
    				if(map[n] == namespaceURI){
    					return n;
    				}
    			}
    		}
    		el = el.nodeType == ATTRIBUTE_NODE?el.ownerDocument : el.parentNode;
    	}
    	return null;
    },
    // Introduced in DOM Level 3:
    lookupNamespaceURI:function(prefix){
    	var el = this;
    	while(el){
    		var map = el._nsMap;
    		//console.dir(map)
    		if(map){
    			if(prefix in map){
    				return map[prefix] ;
    			}
    		}
    		el = el.nodeType == ATTRIBUTE_NODE?el.ownerDocument : el.parentNode;
    	}
    	return null;
    },
    // Introduced in DOM Level 3:
    isDefaultNamespace:function(namespaceURI){
    	var prefix = this.lookupPrefix(namespaceURI);
    	return prefix == null;
    }
};


function _xmlEncoder(c){
	return c == '<' && '&lt;' ||
         c == '>' && '&gt;' ||
         c == '&' && '&amp;' ||
         c == '"' && '&quot;' ||
         '&#'+c.charCodeAt()+';'
}


copy(NodeType,Node);
copy(NodeType,Node.prototype);

/**
 * @param callback return true for continue,false for break
 * @return boolean true: break visit;
 */
function _visitNode(node,callback){
	if(callback(node)){
		return true;
	}
	if(node = node.firstChild){
		do{
			if(_visitNode(node,callback)){return true}
        }while(node=node.nextSibling)
    }
}



function Document(){
}
function _onAddAttribute(doc,el,newAttr){
	doc && doc._inc++;
	var ns = newAttr.namespaceURI ;
	if(ns == 'http://www.w3.org/2000/xmlns/'){
		//update namespace
		el._nsMap[newAttr.prefix?newAttr.localName:''] = newAttr.value;
	}
}
function _onRemoveAttribute(doc,el,newAttr,remove){
	doc && doc._inc++;
	var ns = newAttr.namespaceURI ;
	if(ns == 'http://www.w3.org/2000/xmlns/'){
		//update namespace
		delete el._nsMap[newAttr.prefix?newAttr.localName:''];
	}
}
function _onUpdateChild(doc,el,newChild){
	if(doc && doc._inc){
		doc._inc++;
		//update childNodes
		var cs = el.childNodes;
		if(newChild){
			cs[cs.length++] = newChild;
		}else {
			//console.log(1)
			var child = el.firstChild;
			var i = 0;
			while(child){
				cs[i++] = child;
				child =child.nextSibling;
			}
			cs.length = i;
		}
	}
}

/**
 * attributes;
 * children;
 * 
 * writeable properties:
 * nodeValue,Attr:value,CharacterData:data
 * prefix
 */
function _removeChild(parentNode,child){
	var previous = child.previousSibling;
	var next = child.nextSibling;
	if(previous){
		previous.nextSibling = next;
	}else {
		parentNode.firstChild = next;
	}
	if(next){
		next.previousSibling = previous;
	}else {
		parentNode.lastChild = previous;
	}
	_onUpdateChild(parentNode.ownerDocument,parentNode);
	return child;
}
/**
 * preformance key(refChild == null)
 */
function _insertBefore(parentNode,newChild,nextChild){
	var cp = newChild.parentNode;
	if(cp){
		cp.removeChild(newChild);//remove and update
	}
	if(newChild.nodeType === DOCUMENT_FRAGMENT_NODE){
		var newFirst = newChild.firstChild;
		if (newFirst == null) {
			return newChild;
		}
		var newLast = newChild.lastChild;
	}else {
		newFirst = newLast = newChild;
	}
	var pre = nextChild ? nextChild.previousSibling : parentNode.lastChild;

	newFirst.previousSibling = pre;
	newLast.nextSibling = nextChild;
	
	
	if(pre){
		pre.nextSibling = newFirst;
	}else {
		parentNode.firstChild = newFirst;
	}
	if(nextChild == null){
		parentNode.lastChild = newLast;
	}else {
		nextChild.previousSibling = newLast;
	}
	do{
		newFirst.parentNode = parentNode;
	}while(newFirst !== newLast && (newFirst= newFirst.nextSibling))
	_onUpdateChild(parentNode.ownerDocument||parentNode,parentNode);
	//console.log(parentNode.lastChild.nextSibling == null)
	if (newChild.nodeType == DOCUMENT_FRAGMENT_NODE) {
		newChild.firstChild = newChild.lastChild = null;
	}
	return newChild;
}
function _appendSingleChild(parentNode,newChild){
	var cp = newChild.parentNode;
	if(cp){
		var pre = parentNode.lastChild;
		cp.removeChild(newChild);//remove and update
		var pre = parentNode.lastChild;
	}
	var pre = parentNode.lastChild;
	newChild.parentNode = parentNode;
	newChild.previousSibling = pre;
	newChild.nextSibling = null;
	if(pre){
		pre.nextSibling = newChild;
	}else {
		parentNode.firstChild = newChild;
	}
	parentNode.lastChild = newChild;
	_onUpdateChild(parentNode.ownerDocument,parentNode,newChild);
	return newChild;
	//console.log("__aa",parentNode.lastChild.nextSibling == null)
}
Document.prototype = {
	//implementation : null,
	nodeName :  '#document',
	nodeType :  DOCUMENT_NODE,
	doctype :  null,
	documentElement :  null,
	_inc : 1,
	
	insertBefore :  function(newChild, refChild){//raises 
		if(newChild.nodeType == DOCUMENT_FRAGMENT_NODE){
			var child = newChild.firstChild;
			while(child){
				var next = child.nextSibling;
				this.insertBefore(child,refChild);
				child = next;
			}
			return newChild;
		}
		if(this.documentElement == null && newChild.nodeType == ELEMENT_NODE){
			this.documentElement = newChild;
		}
		
		return _insertBefore(this,newChild,refChild),(newChild.ownerDocument = this),newChild;
	},
	removeChild :  function(oldChild){
		if(this.documentElement == oldChild){
			this.documentElement = null;
		}
		return _removeChild(this,oldChild);
	},
	// Introduced in DOM Level 2:
	importNode : function(importedNode,deep){
		return importNode(this,importedNode,deep);
	},
	// Introduced in DOM Level 2:
	getElementById :	function(id){
		var rtv = null;
		_visitNode(this.documentElement,function(node){
			if(node.nodeType == ELEMENT_NODE){
				if(node.getAttribute('id') == id){
					rtv = node;
					return true;
				}
			}
		});
		return rtv;
	},
	
	getElementsByClassName: function(className) {
		var pattern = new RegExp("(^|\\s)" + className + "(\\s|$)");
		return new LiveNodeList(this, function(base) {
			var ls = [];
			_visitNode(base.documentElement, function(node) {
				if(node !== base && node.nodeType == ELEMENT_NODE) {
					if(pattern.test(node.getAttribute('class'))) {
						ls.push(node);
					}
				}
			});
			return ls;
		});
	},
	
	//document factory method:
	createElement :	function(tagName){
		var node = new Element();
		node.ownerDocument = this;
		node.nodeName = tagName;
		node.tagName = tagName;
		node.childNodes = new NodeList();
		var attrs	= node.attributes = new NamedNodeMap();
		attrs._ownerElement = node;
		return node;
	},
	createDocumentFragment :	function(){
		var node = new DocumentFragment();
		node.ownerDocument = this;
		node.childNodes = new NodeList();
		return node;
	},
	createTextNode :	function(data){
		var node = new Text();
		node.ownerDocument = this;
		node.appendData(data);
		return node;
	},
	createComment :	function(data){
		var node = new Comment();
		node.ownerDocument = this;
		node.appendData(data);
		return node;
	},
	createCDATASection :	function(data){
		var node = new CDATASection();
		node.ownerDocument = this;
		node.appendData(data);
		return node;
	},
	createProcessingInstruction :	function(target,data){
		var node = new ProcessingInstruction();
		node.ownerDocument = this;
		node.tagName = node.target = target;
		node.nodeValue= node.data = data;
		return node;
	},
	createAttribute :	function(name){
		var node = new Attr();
		node.ownerDocument	= this;
		node.name = name;
		node.nodeName	= name;
		node.localName = name;
		node.specified = true;
		return node;
	},
	createEntityReference :	function(name){
		var node = new EntityReference();
		node.ownerDocument	= this;
		node.nodeName	= name;
		return node;
	},
	// Introduced in DOM Level 2:
	createElementNS :	function(namespaceURI,qualifiedName){
		var node = new Element();
		var pl = qualifiedName.split(':');
		var attrs	= node.attributes = new NamedNodeMap();
		node.childNodes = new NodeList();
		node.ownerDocument = this;
		node.nodeName = qualifiedName;
		node.tagName = qualifiedName;
		node.namespaceURI = namespaceURI;
		if(pl.length == 2){
			node.prefix = pl[0];
			node.localName = pl[1];
		}else {
			//el.prefix = null;
			node.localName = qualifiedName;
		}
		attrs._ownerElement = node;
		return node;
	},
	// Introduced in DOM Level 2:
	createAttributeNS :	function(namespaceURI,qualifiedName){
		var node = new Attr();
		var pl = qualifiedName.split(':');
		node.ownerDocument = this;
		node.nodeName = qualifiedName;
		node.name = qualifiedName;
		node.namespaceURI = namespaceURI;
		node.specified = true;
		if(pl.length == 2){
			node.prefix = pl[0];
			node.localName = pl[1];
		}else {
			//el.prefix = null;
			node.localName = qualifiedName;
		}
		return node;
	}
};
_extends(Document,Node);


function Element() {
	this._nsMap = {};
}Element.prototype = {
	nodeType : ELEMENT_NODE,
	hasAttribute : function(name){
		return this.getAttributeNode(name)!=null;
	},
	getAttribute : function(name){
		var attr = this.getAttributeNode(name);
		return attr && attr.value || '';
	},
	getAttributeNode : function(name){
		return this.attributes.getNamedItem(name);
	},
	setAttribute : function(name, value){
		var attr = this.ownerDocument.createAttribute(name);
		attr.value = attr.nodeValue = "" + value;
		this.setAttributeNode(attr);
	},
	removeAttribute : function(name){
		var attr = this.getAttributeNode(name);
		attr && this.removeAttributeNode(attr);
	},
	
	//four real opeartion method
	appendChild:function(newChild){
		if(newChild.nodeType === DOCUMENT_FRAGMENT_NODE){
			return this.insertBefore(newChild,null);
		}else {
			return _appendSingleChild(this,newChild);
		}
	},
	setAttributeNode : function(newAttr){
		return this.attributes.setNamedItem(newAttr);
	},
	setAttributeNodeNS : function(newAttr){
		return this.attributes.setNamedItemNS(newAttr);
	},
	removeAttributeNode : function(oldAttr){
		//console.log(this == oldAttr.ownerElement)
		return this.attributes.removeNamedItem(oldAttr.nodeName);
	},
	//get real attribute name,and remove it by removeAttributeNode
	removeAttributeNS : function(namespaceURI, localName){
		var old = this.getAttributeNodeNS(namespaceURI, localName);
		old && this.removeAttributeNode(old);
	},
	
	hasAttributeNS : function(namespaceURI, localName){
		return this.getAttributeNodeNS(namespaceURI, localName)!=null;
	},
	getAttributeNS : function(namespaceURI, localName){
		var attr = this.getAttributeNodeNS(namespaceURI, localName);
		return attr && attr.value || '';
	},
	setAttributeNS : function(namespaceURI, qualifiedName, value){
		var attr = this.ownerDocument.createAttributeNS(namespaceURI, qualifiedName);
		attr.value = attr.nodeValue = "" + value;
		this.setAttributeNode(attr);
	},
	getAttributeNodeNS : function(namespaceURI, localName){
		return this.attributes.getNamedItemNS(namespaceURI, localName);
	},
	
	getElementsByTagName : function(tagName){
		return new LiveNodeList(this,function(base){
			var ls = [];
			_visitNode(base,function(node){
				if(node !== base && node.nodeType == ELEMENT_NODE && (tagName === '*' || node.tagName == tagName)){
					ls.push(node);
				}
			});
			return ls;
		});
	},
	getElementsByTagNameNS : function(namespaceURI, localName){
		return new LiveNodeList(this,function(base){
			var ls = [];
			_visitNode(base,function(node){
				if(node !== base && node.nodeType === ELEMENT_NODE && (namespaceURI === '*' || node.namespaceURI === namespaceURI) && (localName === '*' || node.localName == localName)){
					ls.push(node);
				}
			});
			return ls;
			
		});
	}
};
Document.prototype.getElementsByTagName = Element.prototype.getElementsByTagName;
Document.prototype.getElementsByTagNameNS = Element.prototype.getElementsByTagNameNS;


_extends(Element,Node);
function Attr() {
}Attr.prototype.nodeType = ATTRIBUTE_NODE;
_extends(Attr,Node);


function CharacterData() {
}CharacterData.prototype = {
	data : '',
	substringData : function(offset, count) {
		return this.data.substring(offset, offset+count);
	},
	appendData: function(text) {
		text = this.data+text;
		this.nodeValue = this.data = text;
		this.length = text.length;
	},
	insertData: function(offset,text) {
		this.replaceData(offset,0,text);
	
	},
	appendChild:function(newChild){
		throw new Error(ExceptionMessage[HIERARCHY_REQUEST_ERR])
	},
	deleteData: function(offset, count) {
		this.replaceData(offset,count,"");
	},
	replaceData: function(offset, count, text) {
		var start = this.data.substring(0,offset);
		var end = this.data.substring(offset+count);
		text = start + text + end;
		this.nodeValue = this.data = text;
		this.length = text.length;
	}
};
_extends(CharacterData,Node);
function Text() {
}Text.prototype = {
	nodeName : "#text",
	nodeType : TEXT_NODE,
	splitText : function(offset) {
		var text = this.data;
		var newText = text.substring(offset);
		text = text.substring(0, offset);
		this.data = this.nodeValue = text;
		this.length = text.length;
		var newNode = this.ownerDocument.createTextNode(newText);
		if(this.parentNode){
			this.parentNode.insertBefore(newNode, this.nextSibling);
		}
		return newNode;
	}
};
_extends(Text,CharacterData);
function Comment() {
}Comment.prototype = {
	nodeName : "#comment",
	nodeType : COMMENT_NODE
};
_extends(Comment,CharacterData);

function CDATASection() {
}CDATASection.prototype = {
	nodeName : "#cdata-section",
	nodeType : CDATA_SECTION_NODE
};
_extends(CDATASection,CharacterData);


function DocumentType() {
}DocumentType.prototype.nodeType = DOCUMENT_TYPE_NODE;
_extends(DocumentType,Node);

function Notation() {
}Notation.prototype.nodeType = NOTATION_NODE;
_extends(Notation,Node);

function Entity() {
}Entity.prototype.nodeType = ENTITY_NODE;
_extends(Entity,Node);

function EntityReference() {
}EntityReference.prototype.nodeType = ENTITY_REFERENCE_NODE;
_extends(EntityReference,Node);

function DocumentFragment() {
}DocumentFragment.prototype.nodeName =	"#document-fragment";
DocumentFragment.prototype.nodeType =	DOCUMENT_FRAGMENT_NODE;
_extends(DocumentFragment,Node);


function ProcessingInstruction() {
}
ProcessingInstruction.prototype.nodeType = PROCESSING_INSTRUCTION_NODE;
_extends(ProcessingInstruction,Node);
function XMLSerializer(){}
XMLSerializer.prototype.serializeToString = function(node,isHtml,nodeFilter){
	return nodeSerializeToString.call(node,isHtml,nodeFilter);
};
Node.prototype.toString = nodeSerializeToString;
function nodeSerializeToString(isHtml,nodeFilter){
	var buf = [];
	var refNode = this.nodeType == 9 && this.documentElement || this;
	var prefix = refNode.prefix;
	var uri = refNode.namespaceURI;
	
	if(uri && prefix == null){
		//console.log(prefix)
		var prefix = refNode.lookupPrefix(uri);
		if(prefix == null){
			//isHTML = true;
			var visibleNamespaces=[
			{namespace:uri,prefix:null}
			//{namespace:uri,prefix:''}
			];
		}
	}
	serializeToString(this,buf,isHtml,nodeFilter,visibleNamespaces);
	//console.log('###',this.nodeType,uri,prefix,buf.join(''))
	return buf.join('');
}
function needNamespaceDefine(node,isHTML, visibleNamespaces) {
	var prefix = node.prefix||'';
	var uri = node.namespaceURI;
	if (!prefix && !uri){
		return false;
	}
	if (prefix === "xml" && uri === "http://www.w3.org/XML/1998/namespace" 
		|| uri == 'http://www.w3.org/2000/xmlns/'){
		return false;
	}
	
	var i = visibleNamespaces.length; 
	//console.log('@@@@',node.tagName,prefix,uri,visibleNamespaces)
	while (i--) {
		var ns = visibleNamespaces[i];
		// get namespace prefix
		//console.log(node.nodeType,node.tagName,ns.prefix,prefix)
		if (ns.prefix == prefix){
			return ns.namespace != uri;
		}
	}
	//console.log(isHTML,uri,prefix=='')
	//if(isHTML && prefix ==null && uri == 'http://www.w3.org/1999/xhtml'){
	//	return false;
	//}
	//node.flag = '11111'
	//console.error(3,true,node.flag,node.prefix,node.namespaceURI)
	return true;
}
function serializeToString(node,buf,isHTML,nodeFilter,visibleNamespaces){
	if(nodeFilter){
		node = nodeFilter(node);
		if(node){
			if(typeof node == 'string'){
				buf.push(node);
				return;
			}
		}else {
			return;
		}
		//buf.sort.apply(attrs, attributeSorter);
	}
	switch(node.nodeType){
	case ELEMENT_NODE:
		if (!visibleNamespaces) visibleNamespaces = [];
		visibleNamespaces.length;
		var attrs = node.attributes;
		var len = attrs.length;
		var child = node.firstChild;
		var nodeName = node.tagName;
		
		isHTML =  (htmlns === node.namespaceURI) ||isHTML; 
		buf.push('<',nodeName);
		
		
		
		for(var i=0;i<len;i++){
			// add namespaces for attributes
			var attr = attrs.item(i);
			if (attr.prefix == 'xmlns') {
				visibleNamespaces.push({ prefix: attr.localName, namespace: attr.value });
			}else if(attr.nodeName == 'xmlns'){
				visibleNamespaces.push({ prefix: '', namespace: attr.value });
			}
		}
		for(var i=0;i<len;i++){
			var attr = attrs.item(i);
			if (needNamespaceDefine(attr,isHTML, visibleNamespaces)) {
				var prefix = attr.prefix||'';
				var uri = attr.namespaceURI;
				var ns = prefix ? ' xmlns:' + prefix : " xmlns";
				buf.push(ns, '="' , uri , '"');
				visibleNamespaces.push({ prefix: prefix, namespace:uri });
			}
			serializeToString(attr,buf,isHTML,nodeFilter,visibleNamespaces);
		}
		// add namespace for current node		
		if (needNamespaceDefine(node,isHTML, visibleNamespaces)) {
			var prefix = node.prefix||'';
			var uri = node.namespaceURI;
			var ns = prefix ? ' xmlns:' + prefix : " xmlns";
			buf.push(ns, '="' , uri , '"');
			visibleNamespaces.push({ prefix: prefix, namespace:uri });
		}
		
		if(child || isHTML && !/^(?:meta|link|img|br|hr|input)$/i.test(nodeName)){
			buf.push('>');
			//if is cdata child node
			if(isHTML && /^script$/i.test(nodeName)){
				while(child){
					if(child.data){
						buf.push(child.data);
					}else {
						serializeToString(child,buf,isHTML,nodeFilter,visibleNamespaces);
					}
					child = child.nextSibling;
				}
			}else
			{
				while(child){
					serializeToString(child,buf,isHTML,nodeFilter,visibleNamespaces);
					child = child.nextSibling;
				}
			}
			buf.push('</',nodeName,'>');
		}else {
			buf.push('/>');
		}
		// remove added visible namespaces
		//visibleNamespaces.length = startVisibleNamespaces;
		return;
	case DOCUMENT_NODE:
	case DOCUMENT_FRAGMENT_NODE:
		var child = node.firstChild;
		while(child){
			serializeToString(child,buf,isHTML,nodeFilter,visibleNamespaces);
			child = child.nextSibling;
		}
		return;
	case ATTRIBUTE_NODE:
		return buf.push(' ',node.name,'="',node.value.replace(/[<&"]/g,_xmlEncoder),'"');
	case TEXT_NODE:
		return buf.push(node.data.replace(/[<&]/g,_xmlEncoder));
	case CDATA_SECTION_NODE:
		return buf.push( '<![CDATA[',node.data,']]>');
	case COMMENT_NODE:
		return buf.push( "<!--",node.data,"-->");
	case DOCUMENT_TYPE_NODE:
		var pubid = node.publicId;
		var sysid = node.systemId;
		buf.push('<!DOCTYPE ',node.name);
		if(pubid){
			buf.push(' PUBLIC "',pubid);
			if (sysid && sysid!='.') {
				buf.push( '" "',sysid);
			}
			buf.push('">');
		}else if(sysid && sysid!='.'){
			buf.push(' SYSTEM "',sysid,'">');
		}else {
			var sub = node.internalSubset;
			if(sub){
				buf.push(" [",sub,"]");
			}
			buf.push(">");
		}
		return;
	case PROCESSING_INSTRUCTION_NODE:
		return buf.push( "<?",node.target," ",node.data,"?>");
	case ENTITY_REFERENCE_NODE:
		return buf.push( '&',node.nodeName,';');
	//case ENTITY_NODE:
	//case NOTATION_NODE:
	default:
		buf.push('??',node.nodeName);
	}
}
function importNode(doc,node,deep){
	var node2;
	switch (node.nodeType) {
	case ELEMENT_NODE:
		node2 = node.cloneNode(false);
		node2.ownerDocument = doc;
		//var attrs = node2.attributes;
		//var len = attrs.length;
		//for(var i=0;i<len;i++){
			//node2.setAttributeNodeNS(importNode(doc,attrs.item(i),deep));
		//}
	case DOCUMENT_FRAGMENT_NODE:
		break;
	case ATTRIBUTE_NODE:
		deep = true;
		break;
	//case ENTITY_REFERENCE_NODE:
	//case PROCESSING_INSTRUCTION_NODE:
	////case TEXT_NODE:
	//case CDATA_SECTION_NODE:
	//case COMMENT_NODE:
	//	deep = false;
	//	break;
	//case DOCUMENT_NODE:
	//case DOCUMENT_TYPE_NODE:
	//cannot be imported.
	//case ENTITY_NODE:
	//case NOTATION_NODE：
	//can not hit in level3
	//default:throw e;
	}
	if(!node2){
		node2 = node.cloneNode(false);//false
	}
	node2.ownerDocument = doc;
	node2.parentNode = null;
	if(deep){
		var child = node.firstChild;
		while(child){
			node2.appendChild(importNode(doc,child,deep));
			child = child.nextSibling;
		}
	}
	return node2;
}
//
//var _relationMap = {firstChild:1,lastChild:1,previousSibling:1,nextSibling:1,
//					attributes:1,childNodes:1,parentNode:1,documentElement:1,doctype,};
function cloneNode(doc,node,deep){
	var node2 = new node.constructor();
	for(var n in node){
		var v = node[n];
		if(typeof v != 'object' ){
			if(v != node2[n]){
				node2[n] = v;
			}
		}
	}
	if(node.childNodes){
		node2.childNodes = new NodeList();
	}
	node2.ownerDocument = doc;
	switch (node2.nodeType) {
	case ELEMENT_NODE:
		var attrs	= node.attributes;
		var attrs2	= node2.attributes = new NamedNodeMap();
		var len = attrs.length;
		attrs2._ownerElement = node2;
		for(var i=0;i<len;i++){
			node2.setAttributeNode(cloneNode(doc,attrs.item(i),true));
		}
		break;	case ATTRIBUTE_NODE:
		deep = true;
	}
	if(deep){
		var child = node.firstChild;
		while(child){
			node2.appendChild(cloneNode(doc,child,deep));
			child = child.nextSibling;
		}
	}
	return node2;
}

function __set__(object,key,value){
	object[key] = value;
}
//do dynamic
try{
	if(Object.defineProperty){
		Object.defineProperty(LiveNodeList.prototype,'length',{
			get:function(){
				_updateLiveList(this);
				return this.$$length;
			}
		});
		Object.defineProperty(Node.prototype,'textContent',{
			get:function(){
				return getTextContent(this);
			},
			set:function(data){
				switch(this.nodeType){
				case ELEMENT_NODE:
				case DOCUMENT_FRAGMENT_NODE:
					while(this.firstChild){
						this.removeChild(this.firstChild);
					}
					if(data || String(data)){
						this.appendChild(this.ownerDocument.createTextNode(data));
					}
					break;
				default:
					//TODO:
					this.data = data;
					this.value = data;
					this.nodeValue = data;
				}
			}
		});
		
		function getTextContent(node){
			switch(node.nodeType){
			case ELEMENT_NODE:
			case DOCUMENT_FRAGMENT_NODE:
				var buf = [];
				node = node.firstChild;
				while(node){
					if(node.nodeType!==7 && node.nodeType !==8){
						buf.push(getTextContent(node));
					}
					node = node.nextSibling;
				}
				return buf.join('');
			default:
				return node.nodeValue;
			}
		}
		__set__ = function(object,key,value){
			//console.log(value)
			object['$$'+key] = value;
		};
	}
}catch(e){//ie8
}

//if(typeof require == 'function'){
	var Node_1 = Node;
	var DOMImplementation_1 = DOMImplementation;
	var XMLSerializer_1 = XMLSerializer;
//}

var dom = {
	Node: Node_1,
	DOMImplementation: DOMImplementation_1,
	XMLSerializer: XMLSerializer_1
};

var domParser = createCommonjsModule(function (module, exports) {
function DOMParser(options){
	this.options = options ||{locator:{}};
}

DOMParser.prototype.parseFromString = function(source,mimeType){
	var options = this.options;
	var sax =  new XMLReader();
	var domBuilder = options.domBuilder || new DOMHandler();//contentHandler and LexicalHandler
	var errorHandler = options.errorHandler;
	var locator = options.locator;
	var defaultNSMap = options.xmlns||{};
	var isHTML = /\/x?html?$/.test(mimeType);//mimeType.toLowerCase().indexOf('html') > -1;
  	var entityMap = isHTML?entities.entityMap:{'lt':'<','gt':'>','amp':'&','quot':'"','apos':"'"};
	if(locator){
		domBuilder.setDocumentLocator(locator);
	}

	sax.errorHandler = buildErrorHandler(errorHandler,domBuilder,locator);
	sax.domBuilder = options.domBuilder || domBuilder;
	if(isHTML){
		defaultNSMap['']= 'http://www.w3.org/1999/xhtml';
	}
	defaultNSMap.xml = defaultNSMap.xml || 'http://www.w3.org/XML/1998/namespace';
	if(source && typeof source === 'string'){
		sax.parse(source,defaultNSMap,entityMap);
	}else {
		sax.errorHandler.error("invalid doc source");
	}
	return domBuilder.doc;
};
function buildErrorHandler(errorImpl,domBuilder,locator){
	if(!errorImpl){
		if(domBuilder instanceof DOMHandler){
			return domBuilder;
		}
		errorImpl = domBuilder ;
	}
	var errorHandler = {};
	var isCallback = errorImpl instanceof Function;
	locator = locator||{};
	function build(key){
		var fn = errorImpl[key];
		if(!fn && isCallback){
			fn = errorImpl.length == 2?function(msg){errorImpl(key,msg);}:errorImpl;
		}
		errorHandler[key] = fn && function(msg){
			fn('[xmldom '+key+']\t'+msg+_locator(locator));
		}||function(){};
	}
	build('warning');
	build('error');
	build('fatalError');
	return errorHandler;
}

//console.log('#\n\n\n\n\n\n\n####')
/**
 * +ContentHandler+ErrorHandler
 * +LexicalHandler+EntityResolver2
 * -DeclHandler-DTDHandler
 *
 * DefaultHandler:EntityResolver, DTDHandler, ContentHandler, ErrorHandler
 * DefaultHandler2:DefaultHandler,LexicalHandler, DeclHandler, EntityResolver2
 * @link http://www.saxproject.org/apidoc/org/xml/sax/helpers/DefaultHandler.html
 */
function DOMHandler() {
    this.cdata = false;
}
function position(locator,node){
	node.lineNumber = locator.lineNumber;
	node.columnNumber = locator.columnNumber;
}
/**
 * @see org.xml.sax.ContentHandler#startDocument
 * @link http://www.saxproject.org/apidoc/org/xml/sax/ContentHandler.html
 */
DOMHandler.prototype = {
	startDocument : function() {
    	this.doc = new DOMImplementation().createDocument(null, null, null);
    	if (this.locator) {
        	this.doc.documentURI = this.locator.systemId;
    	}
	},
	startElement:function(namespaceURI, localName, qName, attrs) {
		var doc = this.doc;
	    var el = doc.createElementNS(namespaceURI, qName||localName);
	    var len = attrs.length;
	    appendElement(this, el);
	    this.currentElement = el;

		this.locator && position(this.locator,el);
	    for (var i = 0 ; i < len; i++) {
	        var namespaceURI = attrs.getURI(i);
	        var value = attrs.getValue(i);
	        var qName = attrs.getQName(i);
			var attr = doc.createAttributeNS(namespaceURI, qName);
			this.locator &&position(attrs.getLocator(i),attr);
			attr.value = attr.nodeValue = value;
			el.setAttributeNode(attr);
	    }
	},
	endElement:function(namespaceURI, localName, qName) {
		var current = this.currentElement;
		current.tagName;
		this.currentElement = current.parentNode;
	},
	startPrefixMapping:function(prefix, uri) {
	},
	endPrefixMapping:function(prefix) {
	},
	processingInstruction:function(target, data) {
	    var ins = this.doc.createProcessingInstruction(target, data);
	    this.locator && position(this.locator,ins);
	    appendElement(this, ins);
	},
	ignorableWhitespace:function(ch, start, length) {
	},
	characters:function(chars, start, length) {
		chars = _toString.apply(this,arguments);
		//console.log(chars)
		if(chars){
			if (this.cdata) {
				var charNode = this.doc.createCDATASection(chars);
			} else {
				var charNode = this.doc.createTextNode(chars);
			}
			if(this.currentElement){
				this.currentElement.appendChild(charNode);
			}else if(/^\s*$/.test(chars)){
				this.doc.appendChild(charNode);
				//process xml
			}
			this.locator && position(this.locator,charNode);
		}
	},
	skippedEntity:function(name) {
	},
	endDocument:function() {
		this.doc.normalize();
	},
	setDocumentLocator:function (locator) {
	    if(this.locator = locator){// && !('lineNumber' in locator)){
	    	locator.lineNumber = 0;
	    }
	},
	//LexicalHandler
	comment:function(chars, start, length) {
		chars = _toString.apply(this,arguments);
	    var comm = this.doc.createComment(chars);
	    this.locator && position(this.locator,comm);
	    appendElement(this, comm);
	},

	startCDATA:function() {
	    //used in characters() methods
	    this.cdata = true;
	},
	endCDATA:function() {
	    this.cdata = false;
	},

	startDTD:function(name, publicId, systemId) {
		var impl = this.doc.implementation;
	    if (impl && impl.createDocumentType) {
	        var dt = impl.createDocumentType(name, publicId, systemId);
	        this.locator && position(this.locator,dt);
	        appendElement(this, dt);
	    }
	},
	/**
	 * @see org.xml.sax.ErrorHandler
	 * @link http://www.saxproject.org/apidoc/org/xml/sax/ErrorHandler.html
	 */
	warning:function(error) {
		console.warn('[xmldom warning]\t'+error,_locator(this.locator));
	},
	error:function(error) {
		console.error('[xmldom error]\t'+error,_locator(this.locator));
	},
	fatalError:function(error) {
		console.error('[xmldom fatalError]\t'+error,_locator(this.locator));
	    throw error;
	}
};
function _locator(l){
	if(l){
		return '\n@'+(l.systemId ||'')+'#[line:'+l.lineNumber+',col:'+l.columnNumber+']'
	}
}
function _toString(chars,start,length){
	if(typeof chars == 'string'){
		return chars.substr(start,length)
	}else {//java sax connect width xmldom on rhino(what about: "? && !(chars instanceof String)")
		if(chars.length >= start+length || start){
			return new java.lang.String(chars,start,length)+'';
		}
		return chars;
	}
}

/*
 * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/LexicalHandler.html
 * used method of org.xml.sax.ext.LexicalHandler:
 *  #comment(chars, start, length)
 *  #startCDATA()
 *  #endCDATA()
 *  #startDTD(name, publicId, systemId)
 *
 *
 * IGNORED method of org.xml.sax.ext.LexicalHandler:
 *  #endDTD()
 *  #startEntity(name)
 *  #endEntity(name)
 *
 *
 * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/DeclHandler.html
 * IGNORED method of org.xml.sax.ext.DeclHandler
 * 	#attributeDecl(eName, aName, type, mode, value)
 *  #elementDecl(name, model)
 *  #externalEntityDecl(name, publicId, systemId)
 *  #internalEntityDecl(name, value)
 * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/EntityResolver2.html
 * IGNORED method of org.xml.sax.EntityResolver2
 *  #resolveEntity(String name,String publicId,String baseURI,String systemId)
 *  #resolveEntity(publicId, systemId)
 *  #getExternalSubset(name, baseURI)
 * @link http://www.saxproject.org/apidoc/org/xml/sax/DTDHandler.html
 * IGNORED method of org.xml.sax.DTDHandler
 *  #notationDecl(name, publicId, systemId) {};
 *  #unparsedEntityDecl(name, publicId, systemId, notationName) {};
 */
"endDTD,startEntity,endEntity,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,resolveEntity,getExternalSubset,notationDecl,unparsedEntityDecl".replace(/\w+/g,function(key){
	DOMHandler.prototype[key] = function(){return null};
});

/* Private static helpers treated below as private instance methods, so don't need to add these to the public API; we might use a Relator to also get rid of non-standard public properties */
function appendElement (hander,node) {
    if (!hander.currentElement) {
        hander.doc.appendChild(node);
    } else {
        hander.currentElement.appendChild(node);
    }
}//appendChild and setAttributeNS are preformance key

//if(typeof require == 'function'){

var XMLReader = sax.XMLReader;
var DOMImplementation = exports.DOMImplementation = dom.DOMImplementation;
exports.XMLSerializer = dom.XMLSerializer ;
exports.DOMParser = DOMParser;
//}
});

var videojsHttpStreaming_min = createCommonjsModule(function (module, exports) {
/*! @name @videojs/http-streaming @version 2.5.0 @license Apache-2.0 */
!function(e,t){t(exports,document_1,window_1,core,domParser);}(commonjsGlobal,(function(e,t,i,n,r){function a(e){return e&&"object"==typeof e&&"default"in e?e:{default:e}}var s=a(t),o=a(i),u=a(n),d=function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e},l=function(e,t){e.prototype=Object.create(t.prototype),e.prototype.constructor=e,e.__proto__=t;};function h(e,t,i){return e(i={path:t,exports:{},require:function(e,t){return function(){throw new Error("Dynamic requires are not currently supported by @rollup/plugin-commonjs")}(null==t&&i.path)}},i.exports),i.exports}var c=h((function(e,t){var i,n,r,a,s;i=/^((?:[a-zA-Z0-9+\-.]+:)?)(\/\/[^\/?#]*)?((?:[^\/?#]*\/)*[^;?#]*)?(;[^?#]*)?(\?[^#]*)?(#.*)?$/,n=/^([^\/?#]*)(.*)$/,r=/(?:\/|^)\.(?=\/)/g,a=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,s={buildAbsoluteURL:function(e,t,i){if(i=i||{},e=e.trim(),!(t=t.trim())){if(!i.alwaysNormalize)return e;var r=s.parseURL(e);if(!r)throw new Error("Error trying to parse base URL.");return r.path=s.normalizePath(r.path),s.buildURLFromParts(r)}var a=s.parseURL(t);if(!a)throw new Error("Error trying to parse relative URL.");if(a.scheme)return i.alwaysNormalize?(a.path=s.normalizePath(a.path),s.buildURLFromParts(a)):t;var o=s.parseURL(e);if(!o)throw new Error("Error trying to parse base URL.");if(!o.netLoc&&o.path&&"/"!==o.path[0]){var u=n.exec(o.path);o.netLoc=u[1],o.path=u[2];}o.netLoc&&!o.path&&(o.path="/");var d={scheme:o.scheme,netLoc:a.netLoc,path:null,params:a.params,query:a.query,fragment:a.fragment};if(!a.netLoc&&(d.netLoc=o.netLoc,"/"!==a.path[0]))if(a.path){var l=o.path,h=l.substring(0,l.lastIndexOf("/")+1)+a.path;d.path=s.normalizePath(h);}else d.path=o.path,a.params||(d.params=o.params,a.query||(d.query=o.query));return null===d.path&&(d.path=i.alwaysNormalize?s.normalizePath(a.path):a.path),s.buildURLFromParts(d)},parseURL:function(e){var t=i.exec(e);return t?{scheme:t[1]||"",netLoc:t[2]||"",path:t[3]||"",params:t[4]||"",query:t[5]||"",fragment:t[6]||""}:null},normalizePath:function(e){for(e=e.split("").reverse().join("").replace(r,"");e.length!==(e=e.replace(a,"")).length;);return e.split("").reverse().join("")},buildURLFromParts:function(e){return e.scheme+e.netLoc+e.path+e.params+e.query+e.fragment}},e.exports=s;})),f=function(e,t){return /^[a-z]+:/i.test(t)?t:(/\/\//i.test(e)||(e=c.buildAbsoluteURL(o.default.location&&o.default.location.href||"",e)),c.buildAbsoluteURL(e,t))},m=f,p=function(e,t,i){return e&&i&&i.responseURL&&t!==i.responseURL?i.responseURL:t},g=function(){function e(){this.listeners={};}var t=e.prototype;return t.on=function(e,t){this.listeners[e]||(this.listeners[e]=[]),this.listeners[e].push(t);},t.off=function(e,t){if(!this.listeners[e])return !1;var i=this.listeners[e].indexOf(t);return this.listeners[e]=this.listeners[e].slice(0),this.listeners[e].splice(i,1),i>-1},t.trigger=function(e){var t=this.listeners[e];if(t)if(2===arguments.length)for(var i=t.length,n=0;n<i;++n)t[n].call(this,arguments[1]);else for(var r=Array.prototype.slice.call(arguments,1),a=t.length,s=0;s<a;++s)t[s].apply(this,r);},t.dispose=function(){this.listeners={};},t.pipe=function(e){this.on("data",(function(t){e.push(t);}));},e}(),y=h((function(e){function t(){return e.exports=t=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var i=arguments[t];for(var n in i)Object.prototype.hasOwnProperty.call(i,n)&&(e[n]=i[n]);}return e},t.apply(this,arguments)}e.exports=t;}));function v(e){for(var t,i=(t=e,o.default.atob?o.default.atob(t):Buffer.from(t,"base64").toString("binary")),n=new Uint8Array(i.length),r=0;r<i.length;r++)n[r]=i.charCodeAt(r);return n}
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/*! @name pkcs7 @version 1.0.4 @license Apache-2.0 */
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var videojsHttpStreaming_min$1 = /*@__PURE__*/getDefaultExportFromCjs(videojsHttpStreaming_min);

export default videojsHttpStreaming_min$1;