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Symbols and Lines in DP Diagrams


Symbols in DP Diagrams

Symbol Name Explanation

Node

Is used to describe a run-time physical object that represents a computational resource.

Component

Represents a physical, replacable part of a system that packages implementation.

Thread

Represents an OS thread.

Object

Represents an SDL entity (system, block or process).

Text

Contains comments relevant for the diagram or build script information. Is not connected to any other symbol.

Lines in DP Diagrams

Line Name Explanation

Association line

Defines an association between two node symbols. To create it, select one node symbol and drag the association line handle (a rectangle). To create a line breakpoint, click in the diagram background. To attach the association line to its final destination, click the border of the associated node symbol.

Composite

Aggregation line

Defines that the symbol connected to the simple line end is contained in the symbol connected to the diamond line end. To create it, select the container symbol and drag the aggregation line handle (a diamond). To create a line breakpoint, click in the diagram background. To attach the aggregation line to its final destination, click the border of the contained symbol.


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