我得到了我需要的確切輸出,但是我必須爲我的程序使用POJO類,我搜索了很多問題,但我沒有明確的想法。幫助我解決這個問題,在此先感謝,我的代碼爲xml pharse在下面給出的Java。如何在java中爲xml解析創建POJO類?
編碼ReadAndPrintXMLFile ::
import org.w3c.dom.*;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.DocumentBuilder;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import java.net.URL;
import java.io.InputStream;
public class ReadAndPrintXMLFile{
public static void main (String argv []){
try {
DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder();
URL url = new URL("http://xxxxxxxxxxxxxxxx");
InputStream stream = url.openStream();
Document doc = docBuilder.parse(stream);
// normalize text representation
doc.getDocumentElement().normalize();
System.out.println ("Root element of the doc is " +
doc.getDocumentElement().getNodeName());
NodeList listOfPersons = doc.getElementsByTagName("head");
int totalPersons = listOfPersons.getLength();
System.out.println("Total no of head : " + totalPersons);
for(int s=0; s<listOfPersons.getLength() ; s++){
Node firstPersonNode = listOfPersons.item(s);
if(firstPersonNode.getNodeType() == Node.ELEMENT_NODE){
Element firstPersonElement = (Element)firstPersonNode;
//-------
NodeList firstNameList = firstPersonElement.getElementsByTagName("heading");
Element firstNameElement = (Element)firstNameList.item(0);
NodeList textFNList = firstNameElement.getChildNodes();
System.out.println("Heading : " +
((Node)textFNList.item(0)).getNodeValue().trim());
}//end of if clause
}//end of for loop with s var
}catch (SAXParseException err) {
System.out.println ("** Parsing error" + ", line "
+ err.getLineNumber() + ", uri " + err.getSystemId());
System.out.println(" " + err.getMessage());
}catch (SAXException e) {
Exception x = e.getException();
((x == null) ? e : x).printStackTrace();
}catch (Throwable t) {
t.printStackTrace();
}
//System.exit (0);
}//end of main
}
對於這個XML解析程序我不得不POJO類,。所以對於這個我創建這樣
public class POJOurl {
private String heading;
public String getHeading() {
return heading;
}
public void setHeading(String heading) {
this.heading = heading;
}
}
在這裏,我不知道該如何爲類在我的程序中使用get和set方法,使用這些公共字符串getHeading()和公共無效setHeading(字符串標題)我必須執行該程序..我必須得到我現在得到的輸出..只有東西是我不得不使用POJO課程
輸出::
Root element of the doc is root1
Total no of head : 4
Heading : Appliance Repairs
Heading : Air conditioning and refrigeration services
Heading : Accountants
Heading : Accident Management
你的具體問題是什麼? –
我必須創建POJO類((即)使用獲取和設置方法,我必須生成輸出),並從那個類我必須得到輸出, – user1443848
這個XML你正在閱讀 - 是寫在XSD? – kjp