解析xml文件内容

JAVA学习网 2017-12-16 18:35:02
import java.io.StringReader;   
import javax.xml.parsers.DocumentBuilder;   
import javax.xml.parsers.DocumentBuilderFactory;   
import org.w3c.dom.Document;   
import org.w3c.dom.Element;   
import org.w3c.dom.Node;   
import org.w3c.dom.NodeList;   
import org.xml.sax.InputSource;  
public class test {
    public static void main(String[] args) {
        String xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
                + "<Resources><Method><Name>Query</Name><Items><Item><Value Type=\"arrayOfArrayOf_string\">"
                + "<Row><Data>00</Data><Data/><Data/></Row><Row><Data>XM</Data><Data>XB</Data><Data>ZJHM</Data>"
                + "</Row><Row><Data>张三</Data><Data>男</Data><Data>45-0685-469045-645</Data>"
                + "</Row></Value></Item></Items></Method></Resources>";

        long begin = System.currentTimeMillis();   
        parse( xml );   
       long after = System.currentTimeMillis();   
        System.out.println("DOM用时"+(after-begin)+"毫秒");   
        
        
       }   
        
    public static void parse(String protocolXML){
        try{
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            DocumentBuilder builder = factory.newDocumentBuilder();   
            Document doc = builder.parse(new InputSource(new StringReader(protocolXML)));
            Element root = doc.getDocumentElement();   
            NodeList nodes = root.getChildNodes();   
            foreach(nodes,"张三");
        }catch(Exception e){
            e.printStackTrace();
        }
    }
    
    
    public static void foreach(NodeList nodelist,String findtxt){
        if(nodelist!=null){
            for(int i=0;i<nodelist.getLength();i++){
                Node node = nodelist.item(i);
                if(node.getFirstChild()!=null){   
                    System.out.println(node.getNodeName()+"---"+node.getFirstChild().getNodeValue());
                    if(findtxt.equals(node.getFirstChild().getNodeValue())){
                        System.out.println(findtxt);
                        break;
                    }
                }
                foreach(node.getChildNodes(),findtxt);
            }
        }
    }
}

 

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