Webservice调用笔记，获取天气情况

String proxyHost = "172.16.25.1";
		int port = 3128;
		String soapRequestData = "<?xml version=\"1.0\" encoding=\"utf-8\"?>" +
				"<soap:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\">" +
				"  <soap:Body>" +
				"    <getWeatherbyCityName xmlns=\"http://WebXml.com.cn/\">" +
				"		<theCityName>长沙</theCityName>" +
				"	</getWeatherbyCityName>" +
				"</soap:Body>" +
				"</soap:Envelope>";
		//然后定义一个PostMethod，这时需要指定web服务的Url;
	
	
		PostMethod postMethod = new PostMethod("http://www.webxml.com.cn/WebServices/WeatherWebService.asmx");

        HostConfiguration vHostConfiguration = new HostConfiguration();
        vHostConfiguration.setProxy(proxyHost, port);
	
		//然后把Soap请求数据添加到PostMethod中
	
		byte[] b = soapRequestData.getBytes("UTF-8");
		InputStream is = new ByteArrayInputStream(b,0,b.length);
		postMethod.setRequestHeader("Content-Type", "text/xml;charset=UTF-8");
		postMethod.setRequestHeader("SOAPAction","http://WebXml.com.cn/getWeatherbyCityName");
		RequestEntity re = new InputStreamRequestEntity(is,"UTF-8");
		postMethod.setRequestEntity(re);
	
	//	最后生成一个HttpClient对象，并发出postMethod请求
	
	
		HttpClient httpClient = new HttpClient();
		int statusCode = httpClient.executeMethod(vHostConfiguration,postMethod);

		System.out.println("-------调用完成------,状态码："+statusCode);
		
		if(statusCode==200)
		{
			InputStream anXml = postMethod.getResponseBodyAsStream();
			
			StringBuffer response = new StringBuffer();
			java.io.ByteArrayOutputStream bs = new ByteArrayOutputStream(); 
			java.io.BufferedOutputStream out = new BufferedOutputStream(bs);  
	    		byte[] c= new byte[1024];
	    		int len = 0;
	    		while ((len = anXml.read(c))>=0)
	    		{
	    			out.write(c, 0, len);
	    		}
	    		out.flush();
	    		anXml.close();
			
						
			System.out.println(bs.toString(postMethod.getRequestCharSet()));
		}
		
		System.exit(0);