# com.adobe.solutions.exm.runtime

The com.adobe.solutions.exm.runtime package contains the interfaces, value-objects, errors and events for the Expression Manager Building Block client-side runtime.component.

Interfaces

| Interface | Description
--- | --- | ---
| IComputedExpression | Interface representing an expression managed by the Expression Manager.
| IExpression | Interface representing an expression which is passed to the Expression Manager for management.
| IExpressionManager | The ExpressionManager interface is the entry point into the Expression Manager runtime.
| IFunctionMapper | Used by the Expression Manager for resolving any function calls encountered in an expression string.
| IVariableResolver | Used by the Expression Manager for resolving any variable references encountered in an expression, for setting the values of variables which are targets of expressions and for being notified of externally triggered changes in variable values.

Classes

| Class | Description
--- | --- | ---
| ComputationErrorEvent | Error dispatched by a ComputedExpression instance whenever an error occurs during evaluation of the expression embedded within it (e.g.
| ExpressionValueChangeEvent | Event dispatched by ComputedExpression instances whenever the result of evaluation of their underlying expressions changes (due to a variable change, etc.).
| VariableChangeEvent | Event dispatched by VariableResolver instances whenever the value of a variable managed by them changes.

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Mon Apr 10 2017, 01:35 PM -07:00