XML Handle by javax.xml.stream.*

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XmlHandle.java:

package shuai.study.xml;import java.io.BufferedInputStream;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.InputStream;import javax.xml.stream.XMLInputFactory;import javax.xml.stream.XMLStreamException;import javax.xml.stream.XMLStreamReader;/** * @ClassName: ReadXml * @Description: TODO * @author Zhou Shengshuai * @date 2014年9月23日 下午5:09:38 *  */public class XmlHandle {public static void readXml(String filePath) {XMLInputFactory xmlInputFactory = XMLInputFactory.newInstance();XMLStreamReader xmlStreamReader = null;try {InputStream fileInputStream = new FileInputStream(filePath);xmlStreamReader = xmlInputFactory.createXMLStreamReader(new BufferedInputStream(fileInputStream, 65536));readXml(xmlStreamReader);} catch (FileNotFoundException e) {e.printStackTrace();} catch (XMLStreamException e) {e.printStackTrace();} finally {if (xmlStreamReader != null) {try {xmlStreamReader.close();} catch (XMLStreamException e) {e.printStackTrace();}}}}public static void readXml(XMLStreamReader xmlStreamReader) {try {while (xmlStreamReader.hasNext()) {int outType = xmlStreamReader.next();if (outType == XMLStreamReader.START_ELEMENT && "Rule".equals(xmlStreamReader.getLocalName())) {System.out.println("---------------------------------------Rule Start---------------------------------------");while (xmlStreamReader.hasNext()) {int inType = xmlStreamReader.next();if (inType == XMLStreamReader.START_ELEMENT) {String elementText = xmlStreamReader.getElementText();if ("SourceObjectClass".equals(xmlStreamReader.getLocalName())) {System.out.println("Source Object Class: " + elementText);}if ("DestObjectClass".equals(xmlStreamReader.getLocalName())) {System.out.println("Destination Object Class: " + elementText);}if ("ManageObjectClass".equals(xmlStreamReader.getLocalName())) {System.out.println("Manage Object Class: " + elementText);}if ("SourceObjectDN".equals(xmlStreamReader.getLocalName())) {System.out.println("Source Object DN: " + elementText);}if ("DestObjectDN".equals(xmlStreamReader.getLocalName())) {System.out.println("Destination Object DN: " + elementText);}}if (inType == XMLStreamReader.END_ELEMENT && "Rule".equals(xmlStreamReader.getLocalName())) {System.out.println("---------------------------------------Rule End---------------------------------------");break;}}}if (outType == XMLStreamReader.END_ELEMENT && "Mapping".equals(xmlStreamReader.getLocalName())) {break;}}} catch (XMLStreamException e) {e.printStackTrace();}}/** * @Title: main * @Description: TODO * @param args * @throws */public static void main(String[] args) {XmlHandle.readXml("conf/dnMapping.xml");}}

dnMapping.xml:

<?xml version="1.0" encoding="UTF-8"?><Mapping><Rule name="Rule00"><SourceObjectClass>FING</SourceObjectClass><DestObjectClass>GgsnFunction</DestObjectClass><ManageObjectClass>3529</ManageObjectClass><SourceObjectDN>PLMN-PLMN/FING-1</SourceObjectDN><DestObjectDN>SubNetwork=XXXXX-1,ManagedElement=FING-1,GgsnFunction=FING-1</DestObjectDN></Rule><Rule name="Rule01"><SourceObjectClass>FPIFC</SourceObjectClass><DestObjectClass>EthernetPort</DestObjectClass><ManageObjectClass>3529</ManageObjectClass><SourceObjectDN>PLMN-PLMN/FING-1/FPNODE-1/FPIFC-1</SourceObjectDN><DestObjectDN>SubNetwork=XXXXX-1,ManagedElement=FING-1,EthernetPort=FPNODE-1/FPIFC-1</DestObjectDN></Rule><Rule name="Rule10"><SourceObjectClass>FING</SourceObjectClass><DestObjectClass>EpRpDynS5S8Sgw</DestObjectClass><ManageObjectClass>3529</ManageObjectClass><SourceObjectDN>PLMN-PLMN/FING-1</SourceObjectDN><DestObjectDN>SubNetwork=XXXXX-1,ManagedElement=FING-1,ServingGwFunction=FING-1,EpRpDynS5S8Sgw=S5S8-1</DestObjectDN></Rule></Mapping>

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