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package rba.tool.editor.validation.validators
import org.eclipse.xtext.validation.Check
import org.eclipse.xtext.validation.EValidatorRegistrar
import rba.core.ExpressionType
import rba.core.RBACorePackage
import rba.tool.editor.messages.Messages
import rba.tool.editor.validation.AbstractRBAModelValidator
import rba.view.IsDisplayedOn
class IsDisplayedOnValidator extends AbstractRBAModelValidator {
private static final String OperatorName = IsDisplayedOn.simpleName
override register(EValidatorRegistrar registrar) {
// not needed for classes used as ComposedCheck
}
@Check(NORMAL)
def checkIsDisplayedOn(IsDisplayedOn isDisplayedOn) {
if (isDisplayedOn.operand.size < 2) {
error(String.format(Messages.OPERAND_SIZE_TWO, OperatorName), RBACorePackage.Literals.OPERATOR__OPERAND, 0)
return;
}
var firstOperand = isDisplayedOn.operand.get(0)
if (firstOperand.type != ExpressionType::CONTENT) {
error(String.format(Messages.FIRST_OPERAND_MUST_VIEWCONTENT, OperatorName),
RBACorePackage.Literals.OPERATOR__OPERAND, 0)
return;
}
var argument = isDisplayedOn.operand.get(1)
if (argument.type != ExpressionType::AREA) {
error(String.format(Messages.ARGUMENT_MUST_AREA, OperatorName),
RBACorePackage.Literals.OPERATOR__OPERAND, 1)
return;
}
}
}
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