Write the first app interface in java

This article uses Java to write a simple app interface, which has certain reference value. The most important thing is this process and ideas. Friends who are interested can learn about it. I hope it can be helpful to you.

1 Install MyEclipse. There is no need to configure the Java environment for Android.

2 Configure tomcat

3 Download gson, jar package, add dependencies, and put it under webRoot/web-inf/lib

4 Create web project

5 Write a LoginServlet to integrate httpServlet and rewrite the doPost() and doGet() methods. The code is as follows

Related tutorials:Android video tutorial

6 Modify web.xml as follows

7 Deploy the project to tomcat as follows

8 Open the web page at localhost:8080/repairs/login?name=123&pwd=12.13556 and return the following results

{"result":"1","pwd":"12.13556","name":"123"}, here is the get request.

9 This localhost phone is inaccessible. We use proxy charles. Please download and install the configuration by yourself.

10 Android post request, return data, and you're done.

Related tutorials: Java video tutorial

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