JAXB Marshaller indentation

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不知归路
不知归路 2020-12-19 08:21

I\'m using JAXB marshaller to create and format my .xml file. It works pretty well, except one place. The indentation lacks in two places:

                &l         


        
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  •  不知归路
    2020-12-19 08:55

    This annoying issue could be fixed by applying javax Transformer to the output.

    import javax.xml.transform.*;
    import javax.xml.transform.dom.*;
    import javax.xml.transform.stream.StreamResult;
    
    Object jaxbElement = // The object you want to marshall using jaxb.
    
    JAXBContext context = JAXBContext.newInstance(jaxbElement.getClass());
    Marshaller marshaller = context.createMarshaller();
    OutputStream out = // Here your destination, FileOutStream, ByteOutStream etc
    DOMResult domResult = new DOMResult();
    marshaller.marshal(jaxbElement, domResult);
    
    Transformer transformer = TransformerFactory.newInstance().newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
    transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
    transformer.transform(new DOMSource(domResult.getNode()), new StreamResult(out));
    

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