AbstractFieldFilter.java

package jiff;

import java.util.List;
import java.util.ArrayList;
import java.util.StringTokenizer;

public abstract class AbstractFieldFilter implements Filter {
    public static List<String> parse(String field) {
        ArrayList<String> list = new ArrayList<>(32);
        StringTokenizer tok = new StringTokenizer(field, ". ");
        while (tok.hasMoreTokens()) {
            list.add(tok.nextToken());
        }
        return list;
    }

    public static boolean matches(List<String> pattern, List<String> field) {
        int n = pattern.size();
        if (n == field.size()) {
            for (int i = 0; i < n; i++) {
                String p = pattern.get(i);
                String f = field.get(i);
                if (!(p.equals(f) || p.equals("*"))) {
                    return false;
                }
            }
        }
        return true;
    }
}