{"id":4830,"date":"2021-08-06T10:38:19","date_gmt":"2021-08-06T10:38:19","guid":{"rendered":"https:\/\/www.bearloga.space\/?page_id=4830"},"modified":"2021-08-06T10:38:20","modified_gmt":"2021-08-06T10:38:20","slug":"java-dom4j-parser-izmenit-xml-dokument","status":"publish","type":"page","link":"https:\/\/www.bearloga.space\/uk\/java-dom4j-parser-izmenit-xml-dokument\/","title":{"rendered":"Java DOM4J Parser \u2014 \u0418\u0437\u043c\u0435\u043d\u0438\u0442\u044c XML-\u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442"},"content":{"rendered":"\n

\u0412\u043e\u0442 XML, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c \u2014<\/p>\n\n\n\n

<?xml version = \"1.0\"?>\n<class>\n   <student rollno = \"393\">\n      <firstname>dinkar<\/firstname>\n      <lastname>kad<\/lastname>\n      <nickname>dinkar<\/nickname>\n      <marks>85<\/marks>\n   <\/student>\n   \n   <student rollno = \"493\">\n      <firstname>Vaneet<\/firstname>\n      <lastname>Gupta<\/lastname>\n      <nickname>vinni<\/nickname>\n      <marks>95<\/marks>\n   <\/student>\n   \n   <student rollno = \"593\">\n      <firstname>jasvir<\/firstname>\n      <lastname>singn<\/lastname>\n      <nickname>jazz<\/nickname>\n      <marks>90<\/marks>\n   <\/student>\n<\/class><\/pre>\n\n\n\n
DOM4jModifyXMLDemo.java<\/h3>\n\n\n\n
package com.tutorialspoint.xml;\n\nimport java.io.File;\nimport java.io.IOException;\nimport java.io.UnsupportedEncodingException;\nimport java.util.Iterator;\nimport java.util.List;\n\nimport org.dom4j.Document;\nimport org.dom4j.DocumentException;\nimport org.dom4j.Element;\nimport org.dom4j.Node;\nimport org.dom4j.io.OutputFormat;\nimport org.dom4j.io.SAXReader;\nimport org.dom4j.io.XMLWriter;\n\npublic class DOM4jModifyXMLDemo {\n\n   public static void main(String[] args) {\n   \n      try {\n         File inputFile = new File(\"input.txt\");\n         SAXReader reader = new SAXReader();\n         Document document = reader.read( inputFile );\n\n         Element classElement = document.getRootElement();\n\n         List<Node> nodes = document.selectNodes(\"\/class\/student[@rollno = '493']\" );\n         \n         for (Node node : nodes) {\n            Element element = (Element)node;\n            Iterator<Element> iterator = element.elementIterator(\"marks\");\n\n            while(iterator.hasNext()) {\n               Element marksElement = (Element)iterator.next();\n               marksElement.setText(\"80\");\n            }\n         }\n\n         \/\/ Pretty print the document to System.out\n         OutputFormat format = OutputFormat.createPrettyPrint();\n         XMLWriter writer;\n         writer = new XMLWriter( System.out, format );\n         writer.write( document );\n      } catch (DocumentException e) {\n         e.printStackTrace();\n      } catch (UnsupportedEncodingException e) {         \n         e.printStackTrace();\n      } catch (IOException e) {\n         e.printStackTrace();\n      }\n   }\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u0412\u043e\u0442 XML, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c \u2014 <?xml version = “1.0”?> <class> <student rollno = “393”> <firstname>dinkar<\/firstname> <lastname>kad<\/lastname> <nickname>dinkar<\/nickname> <marks>85<\/marks> […]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[153],"tags":[],"class_list":["post-4830","page","type-page","status-publish","hentry","category-java-xml"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/pages\/4830","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/comments?post=4830"}],"version-history":[{"count":0,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/pages\/4830\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/media?parent=4830"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/categories?post=4830"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/tags?post=4830"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}