一个java 发送soap请求的例子

package com.lmd.servlet;

import java.io.InputStream;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.VisitorSupport;
import org.dom4j.io.SAXReader;


/**
* 解析soap格式的xml
*
* @author xp9800
*/
public class ReceSoap extends VisitorSupport {
   String op = "" ;
   Document doc1 = null ;

   @Override
   public void visit(Element node) {
       Document doc = null ;
       if (op.equals(node.getName())) {
           try {
               doc = DocumentHelper.parseText(node.getText()); // str to xml
           } catch (DocumentException e) {
               // TODO Auto-generated catch block
               e.printStackTrace();
           }
           // 在这里返回xml

           this .doc1 = doc;
       }
   }
   public static void main(String[] args) throws DocumentException { //测试
       SAXReader reader = new SAXReader();
       Document doc = reader.read( "WebRoot/App/test3.xml" );
   //  System.out.println(doc.asXML());
       ReceSoap t = new ReceSoap();
       t.op = "StrXml" ;
   //  System.out.println("doc1:" + t.doc1);
       doc.accept(t);
       if (t.doc1 != null )
           System.out.println( "reslut::" +doc.asXML());
       else
           System.out.println( "reslut:: NULL" );
   //  System.out.println("doc1:" + t.doc1.asXML());
   }
   public static Document openXmlDocument(InputStream in) {
       Document resDoc = null ;
       SAXReader reader = new SAXReader();
       try {
           return reader.read(in);
       } catch (DocumentException e) {
           e.printStackTrace();
       }
       return resDoc;
   }
}

package com.lmd.servlet;

import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.URL;
import java.net.URLConnection;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.io.SAXReader;

/**
* 发送soap格式的xml请求
*
* @author xp9800
*/
public class SendSoap {
   public Document send(String url1, String SOAPAction, String soap) {
       // TODO Auto-generated method stub
       Document reqDoc = null ;
       try {
           URL url = new URL(url1);
           URLConnection conn = url.openConnection();
           conn.setUseCaches( false );
           conn.setDoInput( true );
           conn.setDoOutput( true );
           // conn.setRequestProperty("Content-Length",
           // Integer.toString(soap.length()));
           conn.setRequestProperty( "Content-Type" , "text/xml; charset=utf-8" );
           conn.setRequestProperty( "SOAPAction" , SOAPAction);
           OutputStream os = conn.getOutputStream();
           OutputStreamWriter osw = new OutputStreamWriter(os, "utf-8" );
           osw.write(soap);
           osw.flush();
           osw.close();
           InputStream is = conn.getInputStream();
           reqDoc = openXmlDocument(is);
       } catch (Exception e) {
           e.printStackTrace();
           return reqDoc;

       }

       return reqDoc;
   }

   /**
    * 从InputStream中读取Document对象
    *
    * @param in
    * @return
    */
   public static Document openXmlDocument(InputStream in) {
       Document resDoc = null ;

       SAXReader reader = new SAXReader();
       try {
           return reader.read(in);

       } catch (DocumentException e) {
           e.printStackTrace();
       }
       return resDoc;
   }
}