Example #1
0
        public static Example exampleFromString(string data, DataSetSpecification dataSetSpec, string separator)
        {
            IRegularExpression        splitter        = TextFactory.CreateRegularExpression(separator);
            IMap <string, IAttribute> attributes      = CollectionFactory.CreateInsertionOrderedMap <string, IAttribute>();
            ICollection <string>      attributeValues = CollectionFactory.CreateQueue <string>(splitter.Split(data));

            if (dataSetSpec.isValid(attributeValues))
            {
                ICollection <string> names = dataSetSpec.getAttributeNames();
                int min = names.Size() > attributes.Size() ? names.Size() : attributes.Size();

                for (int i = 0; i < min; ++i)
                {
                    string name = names.Get(i);
                    IAttributeSpecification attributeSpec = dataSetSpec.getAttributeSpecFor(name);
                    IAttribute attribute = attributeSpec.CreateAttribute(attributeValues.Get(i));
                    attributes.Put(name, attribute);
                }
                string targetAttributeName = dataSetSpec.getTarget();
                return(new Example(attributes, attributes.Get(targetAttributeName)));
            }
            else
            {
                throw new RuntimeException("Unable to construct Example from " + data);
            }
        }
Example #2
0
 public ICollection <string> getAttributeNames()
 {
     return(specification.getAttributeNames());
 }