private static final Pattern PATTERN_DIGIT = Pattern.compile("\\d+");
public static SingleInputSemanticProperties createProjectionPropertiesSingle(int[] fields) {
SingleInputSemanticProperties ssp = new SingleInputSemanticProperties();
for (int i = 0; i < fields.length; i++) {
ssp.addForwardedField(fields[i], i);
}
return ssp;
}
public static DualInputSemanticProperties createProjectionPropertiesDual(int[] fields, boolean[] isFromFirst) {