/**
* Convert the value as loaded from the SQL table into the expected variable value type (column
* type may not match exactly the variable value type).
*
* @param variable
* @param value
* @return
*/
private Value convertValue(Variable variable, Value value) {
if (value.getValueType() != variable.getValueType()) {
return variable.isRepeatable()
? convertToSequence(variable, value)
: variable.getValueType().convert(value);
}
if (variable.isRepeatable() && !value.isSequence()) {
return convertToSequence(variable, value);
}
return value;
}
private void add(@NotNull Value value) {
Assert.notNull(value, "Value cannot be null");
if (summary.empty) summary.empty = false;
if (value.isSequence()) {
if (value.isNull()) {
summary.frequencyDist.addValue(NULL_NAME);
} else {
//noinspection ConstantConditions
for (Value v : value.asSequence().getValue()) {
add(v);
}
}
} else {
summary.frequencyDist.addValue(value.isNull() ? NULL_NAME : value.toString());
}
}