4-5 minutes<\/p>\n
Package diagram, a kind of structural diagram, shows the arrangement and organization of model elements in middle to large scale project. Package diagram can show both structure and dependencies between sub-systems or modules, showing different views of a system, for example, as multi-layered (aka multi-tiered) application – multi-layered application model.<\/p>\n
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Package diagrams are used to structure high level system elements. Packages are used for organizing large system which contains diagrams, documents and other key deliverables.<\/p>\n
Package diagram is used to simplify complex class diagrams, you can group classes into packages. A package is a collection of logically related UML elements.<\/p>\n
The diagram below is a business model in which the classes are grouped into packages:<\/p>\n
Package diagram follows hierarchal structure of nested packages. Atomic module for nested package are usually class diagrams. There are few constraints while using package diagrams, they are as follows.<\/p>\n
Packages can be represented by the notations with some examples shown below:<\/p>\n
There are two sub-types involved in dependency. They are <<import>> & <<access>>.Though there are two stereotypes users can use their own stereotype to represent the type of dependency between two packages.<\/p>\n","protected":false},"excerpt":{"rendered":"