Java DOM edit: Replacing an Existing Node with a New One : DOM Edit « XML « Java

Java DOM edit: Replacing an Existing Node with a New One

    public void replacePerson(Document doc, String name,String phone,String email) {
        Element newPersonNode = doc.createElement("person");

        Element nameNode = doc.createElement("name");
        Text nametextNode = doc.createTextNode(name);

        Element phoneNode = doc.createElement("phone");
        Text phonetextNode = doc.createTextNode(phone);

        Element emailNode = doc.createElement("email");
        Text emailtextNode = doc.createTextNode(email);

        Element root = doc.getDocumentElement();
        Element oldPersonNode = (Element)root.getFirstChild();

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