Drawing join nodes

Procedure

  1. Draw at least two states that you want to synchronize.
  2. Click the Join Node button Join Node button on Diagram Tools.
  3. Click or click-and-drag in the activity diagram to place the join node bar in the intended location. By default, the join node is drawn horizontally.
  4. Draw incoming control flows from each of the source states to the join node bar.
  5. Draw a state that is to be the target of the outgoing control flow.
  6. Draw an outgoing control flow from the join node bar to the target state.

Results

A join node is shown as a bar with two or more incoming control flow arrows and one outgoing control flow arrow.

Join node with two incoming control flows and one outgoing control flow

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