axis2调用中国气象局web服务,用dom4j解析的例子

package service.cilent;

import java.util.Iterator;
import org.apache.axiom.om.OMAbstractFactory;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMNamespace;
import org.apache.axiom.soap.SOAP11Constants;
import org.apache.axis2.Constants;
import org.apache.axis2.addressing.EndpointReference;
import org.apache.axis2.client.Options;
import org.apache.axis2.client.ServiceClient;
import org.apache.axis2.transport.http.HttpTransportProperties.ProxyProperties;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;


public class JavaServicesClient {
	private static EndpointReference targetEPR = new EndpointReference("http://www.webxml.com.cn/WebServices/WeatherWebService.asmx");

	@SuppressWarnings("unchecked")
	public void getResult() throws Exception {
		ServiceClient sender = new ServiceClient();
		sender.setOptions(buildOptions());
		//得到axis2定义的xml文件格式
		OMElement result = sender.sendReceive(buildParam());
		//将axis2的xml格式转换为dom的为XML格式	
		Document doc = DocumentHelper.parseText(result.toString());  
		//获取根节点
		Element rootElt = doc.getRootElement(); 
		// 获取根节点下的getWeatherbyCityNameResult子节点
        Iterator iter = rootElt.elementIterator("getWeatherbyCityNameResult"); 
        while(iter.hasNext()){
        	Element recordEle = (Element) iter.next();
        	// 获取子节点getWeatherbyCityNameResult下的子节点string
        	Iterator iters = recordEle.elementIterator("string"); 
        	while(iters.hasNext()){
        		Element itemEle = (Element) iters.next();
        		//输出string的值
        		System.out.println(itemEle.getTextTrim());
        	}
        }
	}

	private static OMElement buildParam() {
		OMFactory fac = OMAbstractFactory.getOMFactory();
		OMNamespace omNs = fac.createOMNamespace("http://WebXml.com.cn/", "");
		OMElement data = fac.createOMElement("getWeatherbyCityName", omNs);
		OMElement inner = fac.createOMElement("theCityName", omNs);
		inner.setText("深圳");
		data.addChild(inner);
		return data;
	}

	private static Options buildOptions() {
		Options options = new Options();
		options.setSoapVersionURI(SOAP11Constants.SOAP_ENVELOPE_NAMESPACE_URI);
		options.setAction("http://WebXml.com.cn/getWeatherbyCityName");

		options.setTo(targetEPR);
		// options.setProperty 如果不是通过代理上网,此句可省
		// options.setProperty(HTTPConstants.PROXY, buildProxy());
		options.setTransportInProtocol(Constants.TRANSPORT_HTTP);
		return options;
	}

	/**
	 * 本机采用代理服务器上网时,需要设置代理
	 * 
	 * @return
	 */
	public static ProxyProperties buildProxy() {
		ProxyProperties proxyProperties = new ProxyProperties();
		proxyProperties.setProxyName("代理名称");
		proxyProperties.setProxyPort(8080);
		return proxyProperties;
	}

	public static void main(String[] args) throws Exception {
		JavaServicesClient s = new JavaServicesClient();
		s.getResult();
	}
}

 

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