Examples with ExpressionEvaluator io.automatiko.engine.api.expression.ExpressionEvaluator used on opensource projects

Example 31 with ExpressionEvaluator

use of io.automatiko.engine.api.expression.ExpressionEvaluator in project automatiko-engine by automatiko-io.

the class JqReturnValueEvaluator method evaluate.

@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
public Object evaluate(ProcessContext context) throws Exception {
    ExpressionEvaluator evaluator = (ExpressionEvaluator) ((WorkflowProcess) context.getProcessInstance().getProcess()).getDefaultContext(ExpressionEvaluator.EXPRESSION_EVALUATOR);
    Map<String, Object> vars = new HashMap<>();
    vars.put("workflowdata", context.getVariable(JsonVariableScope.WORKFLOWDATA_KEY));
    if (context.getVariable("$CONST") != null) {
        vars.put("workflow_variables", Collections.singletonMap("CONST", context.getVariable("$CONST")));
    }
    Object content = evaluator.evaluate(expression, vars);
    if (content == null) {
        return false;
    }
    if (content instanceof BooleanNode) {
        return ((BooleanNode) content).asBoolean();
    }
    return false;
}