2.7.18

shikeying

2024-01-11 3b67e947e36133e2a40eb2737b15ea375e157ea0

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package com.walker.infrastructure.core.domx;
 
import com.walker.infrastructure.core.DomParser;
import com.walker.infrastructure.utils.WorkingTimeTester;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentFactory;
import org.dom4j.io.SAXReader;
import org.dom4j.io.STAXEventReader;
 
import javax.xml.stream.XMLStreamException;
import java.io.InputStream;
import java.io.Reader;
import java.io.StringReader;
 
 
public class Dom4jParser implements DomParser<Document> {
 
    private final DocumentFactory factory = new DocumentFactory();
    private STAXEventReader stax = new STAXEventReader(factory);
    
    private SAXReader saxReader = new SAXReader();
    
    public Document getDocumentFromXml(String xml){
        
        if (xml == null) {
            return null;
        }
 
        Document doc = null;
        Reader sreader = null;
        
        try {
            sreader = new StringReader(xml);
            doc = stax.readDocument(sreader);
 
        } catch (XMLStreamException e) {
            throw new XmlParseException(xml);
            
        } finally {
            try {
                if (sreader != null) {
                    sreader.close();
                }
            } catch (Exception e2) {
            }
//            sreader = null;
        }
        return doc;
    }
 
    public boolean isSupported(Class<Object> clazz) {
        return false;
    }
 
    public Document getDocumentFromStream(InputStream inputStream) {
        try {
            return saxReader.read(inputStream);
        } catch (DocumentException e) {
            throw new RuntimeException("Document create error!");
        }
    }
    
    public static void main(String[] args){
        final StringBuilder XML_INSERT = new StringBuilder();
        XML_INSERT.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
        XML_INSERT.append("<Root>");
        XML_INSERT.append("<ReqType id=\"myid\">input</ReqType>");
        XML_INSERT.append("<SessionID>会话ID</SessionID>");
        XML_INSERT.append("<Version>当前数据录入操作协议版本</Version>");
        XML_INSERT.append("<TransactionType>事务类型(默认为1)</TransactionType>");
        XML_INSERT.append("</Root>");
        
        final Dom4jParser parser = new Dom4jParser();
//        Document document = null;
        for(int i=0; i<10; i++){
            new Thread(){
                public void run(){
                    WorkingTimeTester wtt = new WorkingTimeTester();
                    Document document = parser.getDocumentFromXml(XML_INSERT.toString());
                    wtt.stop();
                    System.out.println("============ " + document.toString());
                }
            }.start();
        }
    }
}