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StringxmlString="John30NewYork";DocumentBuilderFactoryfactory=DocumentBuilderFactory.newInstance();DocumentBuilderbuilder=factory.newDocumentBuilder();Documentdoc=builder.parse(newByteArrayInputStream(xmlString.getBytes()));NodeListnodes=doc.getElementsByTagName("name");Stringname=nodes.item(0).getTextContent();

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{"id":"123","name":"John","age":30,"address":{"city":"NewYork","zip":"10001"}}

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importcom.github.javaparser.JavaParser;importcom.github.javaparser.ast.body.ClassOrInterfaceDeclaration;importcom.github.javaparser.resolution.declarations.ResolvedFieldDeclaration;importcom.github.javaparser.resolution.declarations.ResolvedMethodDeclaration;importcom.github.javaparser.symbolsolver.model.resolution.SymbolReference;importcom.github.javaparser.symbolsolver.resolution.symbols.ResolvedReferenceType;...Stringjson="{\"id\":\"123\",\"name\":\"John\",\"age\":30,\"address\":{\"city\":\"NewYork\",\"zip\":\"10001\"}}";JSONObjectjsonObject=newJSONObject(json);MapdataMap=jsonObject.toMap();//½«Êý¾ÝÓ³Éäµ½Java¹¤¾ßClassOrInterfaceDeclarationclassDecl=newClassOrInterfaceDeclaration();ResolvedReferenceTypetype=JavaParser.getSymbolSolver().solve("com.example.User").orElseThrow();classDecl.addField("id",type);classDecl.addField("name",type);classDecl.addField("age",type);ResolvedReferenceTypeaddressType=JavaParser.getSymbolSolver().solve("com.example.Address").orElseThrow();classDecl.addField("address",addressType);//½âÎöÊý¾Ý²¢Ìî³ä¹¤¾ßUseruser=newUser();Addressaddress=newAddress();user.setId((String)dataMap.get("id"));user.setName((String)dataMap.get("name"));user.setAge((int)dataMap.get("age"));address.setCity((String)dataMap.get("address.city"));address.setZip((String)dataMap.get("address.zip"));user.setAddress(address);

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