import java.util.List
/*
* A simple Entities example.
*/
package test {
// This is my self-made entity
entity MyEntity {
myProperty : List<String>
op myOperation() : String {
myProperty.head
}
}
entity Container {
entities : List<MyEntity>
op findMatching(String param) : MyEntity {
entities.findFirst[myOperation == param]
}
}
}