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;  

    }  

}