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HtmlParser分析源码一些例子分析页面源码input值Parserparser=newParser(Content);NodeFilterinputFilter=newNodeClassFilter(InputTag.class);OrFilterlastFilter=newOrFilter();lastFilter.setPredicates(newNodeFilter[]{inputFilter});NodeListnodeList=parser.parse(lastFilter);;for(inti=0;i<=nodeList.size();i++){if(nodeList.elementAt(i)instanceofInputTag){InputTagtag=(InputTag)nodeList.elementAt(i);System.out.println(tag.getAttribute("value"));}}分析页面源码select值Parserparser=newParser(Content);NodeFilterselectFilter=newNodeClassFilter(SelectTag.class);OrFilterlastFilter=newOrFilter();lastFilter.setPredicates(newNodeFilter[]{selectFilter});NodeListnodeList=parser.parse(lastFilter);;for(inti=0;i<=nodeList.size();i++){if(nodeList.elementAt(i)instanceofSelectTag){SelectTagtag=(SelectTag)nodeList.elementAt(i);NodeListlist=tag.getChildren();for(intj=0;j<list.size();j++){OptionTagoption=(OptionTag)list.elementAt(j);System.out.println(option.getOptionText());}}}分析其他页面标签form，table,只需换标签Parserparser=newParser(Content);NodeFilterfilter=newNodeClassFilter(FormTag.class);NodeListnodelist=parser.extractAllNodesThatMatch(filter);Stringcontent="";for(Nodenode:nodelist.toNodeArray()){FormTagform=(FormTag)node;//System.out.println("Title:"+title.getStringText());content=content+form.getStringText();System.out.println(content);}System.out.println(content);
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