Creating and Populating Combined Fragments

You can create combined fragments in any Sequence diagram.

To create a combined fragment:

  1. In the Modeling Palette, click the Combined Fragment Component icon Combined Fragment Component icon.
  2. In the target Sequence diagram, click the target location.
    The IDE displays the combined fragment box, populating the Interaction Operator tab with the default operator Assert.

To specify an interaction operator:

To specify a new interaction operand:

  1. Right-click the target combined fragment box, and, next to Interaction Operand, choose Edit Interaction Constraint.
    The IDE displays <expression> to denote an empty expression in the target combined fragment box.
  2. Double-click <expression> to make the expression box editable, and then type your expression.
  3. Do one of the following: The IDE accepts your expression and displays it in the box.

To edit an existing interaction constraint

  1. In the target combined fragment box, double-click the target expression to make it editable, and then type your expression.
  2. Do one of the following: The IDE accepts your edits and displays the edited expression in the box.

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