spring-security的github仓库提供若干示例，先克隆spring-security项目

git clone https://github.com/spring-projects/spring-security.git
git checkout 5.0.3.RELEASE

通过gradle构建项目

./gradlew build

架构spring相关jar安装到本地库

./gradlew install

Spring security samples xml insecure

spring-security-samples-xml-insecure应用，并没有安全保护，运行应用

git clone https://github.com/spring-projects/spring-security.git
cd spring-security/spring-security/samples/xml/insecure

Hello Spring Security Java Config