/**
* @param step the step to run
* @param xStream used to convert a string to declared stepdef arguments
* @return an Array matching the types or {@code parameterTypes}, or an array of String if {@code
* parameterTypes} is null
*/
private Object[] transformedArgs(Step step, LocalizedXStreams.LocalizedXStream xStream) {
int argumentCount = getArguments().size();
if (step.getRows() != null) {
argumentCount++;
} else if (step.getDocString() != null) {
argumentCount++;
}
Integer parameterCount = stepDefinition.getParameterCount();
if (parameterCount != null && argumentCount != parameterCount) {
throw arityMismatch(parameterCount);
}
List<Object> result = new ArrayList<Object>();
int n = 0;
for (Argument a : getArguments()) {
ParameterInfo parameterInfo = getParameterType(n, String.class);
Object arg = parameterInfo.convert(a.getVal(), xStream);
result.add(arg);
n++;
}
if (step.getRows() != null) {
result.add(tableArgument(step, n, xStream));
} else if (step.getDocString() != null) {
result.add(step.getDocString().getValue());
}
return result.toArray(new Object[result.size()]);
}
private Object tableArgument(
Step step, int argIndex, LocalizedXStreams.LocalizedXStream xStream) {
ParameterInfo parameterInfo = getParameterType(argIndex, DataTable.class);
TableConverter tableConverter = new TableConverter(xStream, parameterInfo);
DataTable table = new DataTable(step.getRows(), tableConverter);
Type type = parameterInfo.getType();
return tableConverter.convert(table, type, parameterInfo.isTransposed());
}
private List<Argument> createArgumentsForErrorMessage(Step step) {
List<Argument> arguments = new ArrayList<Argument>(getArguments());
if (step.getDocString() != null) {
arguments.add(new Argument(-1, "DocString:" + step.getDocString().getValue()));
}
if (step.getRows() != null) {
List<List<String>> rows =
map(
step.getRows(),
new Mapper<DataTableRow, List<String>>() {
@Override
public List<String> map(DataTableRow row) {
return row.getCells();
}
});
arguments.add(new Argument(-1, "Table:" + rows.toString()));
}
return arguments;
}