1 package us.codecraft.webmagic.selector; 2 3 import java.util.List; 4 5 /** 6 * Selector(extractor) for text.<br> 7 * 8 * @author code4crafter@gmail.com <br> 9 * @since 0.1.0 10 */ 11 public interface Selector { 12 13 /** 14 * Extract single result in text.<br> 15 * If there are more than one result, only the first will be chosen. 16 * 17 * @param text text 18 * @return result 19 */ 20 public String select(String text); 21 22 /** 23 * Extract all results in text.<br> 24 * 25 * @param text text 26 * @return results 27 */ 28 public List<String> selectList(String text); 29 30 }