@Override
protected void print(RevFeature feature, Writer w) throws IOException {
ImmutableList<Optional<Object>> values = feature.getValues();
for (Optional<Object> opt : values) {
final FieldType type = FieldType.forValue(opt);
String valueString = TextValueSerializer.asString(opt);
println(w, type.toString() + "\t" + valueString);
}
w.flush();
}
private Object parseAttribute(String line) {
List<String> tokens = Lists.newArrayList(Splitter.on('\t').split(line));
Preconditions.checkArgument(tokens.size() == 2, "Wrong attribute definition: %s", line);
String typeName = tokens.get(0);
String value = tokens.get(1);
FieldType type;
try {
type = FieldType.valueOf(typeName);
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException("Wrong type name: " + typeName);
}
return TextValueSerializer.fromString(type, value);
}
