package org.mongodb.morphia.converters;
import org.mongodb.morphia.mapping.MappedField;
import org.mongodb.morphia.utils.ReflectionUtils;
import java.util.List;
public class DoubleConverter extends TypeConverter implements SimpleValueConverter {
public DoubleConverter() {
super(double.class, Double.class, double[].class, Double[].class);
}
@Override
public Object decode(final Class targetClass, final Object val, final MappedField optionalExtraInfo) {
if (val == null) {
return null;
}
if (val instanceof Double) {
return val;
}
if (val instanceof Number) {
return ((Number) val).doubleValue();
}
if (val instanceof List) {
final Class<?> type = targetClass.isArray() ? targetClass.getComponentType() : targetClass;
return ReflectionUtils.convertToArray(type, (List<?>) val);
}
return Double.parseDouble(val.toString());
}
}