State diagram
- A state diagram illustrates the sequence of states that events go through during the life cycle of the system;
- Mainly used for modeling real-time systems;
The composition of the state diagram
condition
The state of an object refers to a condition or situation during the lifetime of this object during which the object will satisfy certain conditions, perform certain activities, or wait for certain conditions
transfer
Transition refers to the transition from one state to another.
Things in a state diagram and their explanations
example:
Air Ticketing Status Chart
