用wsdl2java把一个asmx转换成java文件出现问题？

E:\jakarta-tomcat-5.5.9\webapps\axis\WEB-INF>java -Djava.ext.dirs=lib org.apache
.axis.wsdl.WSDL2Java http://webservicexx.net/webservice/Weather.asmx?WSDL
- Unable to find required classes (javax.activation.DataHandler and javax.mail.i
nternet.MimeMultipart). Attachment support is disabled.
java.io.FileNotFoundException: http://webservicexx.net/webservice/Weather.asmx?W
SDL
        at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLCon
nection.java:1168)
        at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrent
Entity(XMLEntityManager.java:973)
        at com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineD