Traditional Culture Encyclopedia - Weather inquiry - Develop a java servlet interface, which mainly handles users' requests for weather forecast and returns corresponding results.

Develop a java servlet interface, which mainly handles users' requests for weather forecast and returns corresponding results.

Simple method, you can directly build this xml in doGet or doPost of servlet, and then write back the response.

You need to build a java application server, such as tomcat server, and just run this servlet.

There are many tools to build xml for Java, such as JDOM and Dom4J.

If the client needs a web service, you can consider a Java Web service framework such as Apache CXF, but it is generally unnecessary.