Merge remote-tracking branch 'origin/master'

yn147

2022-11-24 138ccc9fe4798e5335c49a6407e8cdc70e1ff122

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package com.qxueyou.scc.exercise.service.impl.parser;
 
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
import org.apache.commons.lang3.StringUtils;
 
import com.qxueyou.scc.exercise.service.impl.Node;
import com.qxueyou.scc.exercise.service.impl.ParseResult;
import com.qxueyou.scc.exercise.service.impl.Parser;
import com.qxueyou.scc.exercise.service.impl.node.Item;
import com.qxueyou.scc.exercise.service.impl.node.Option;
 
public class ItemParser extends Parser {
    
    /**
     * Ï°Ì⿪ʼģʽƥÅä
     */
    Pattern patternItem = Pattern.compile("\\d+");
    
    private Pattern analysis = Pattern.compile("½âÎö");
    
    /**
     * Ï°ÌâÑ¡Ïî±àºÅģʽ[´øÀ¨ºÅ]
     */
    //Pattern optNoWithBrackets = Pattern.compile("\\(?[ABCDEFabcdef]\\)?[¡¢.£®]");
    
    /**
     * Ï°ÌâÑ¡Ïî  word×Ô´øµÄ¸ñʽµÄ a.a¡¢a)    ÕâÈýÖÖ½ÏΪÆձ飬Ŀǰ03¿ÉÒÔ½âÎö³É¹¦£¬07½âÎöʧ°Ü*[\t]
     */
    Pattern optNoWithBrackets = Pattern.compile("\\(?[ABCDEFabcdef]\\)?[.£®¡¢]");
    
    ItemAnswerParser answerParser = new ItemAnswerParser();
    
    ItemAnalysisParser analysisParser = new ItemAnalysisParser();
    
    @Override
    public ParseResult parse(Node node, String str) {
        return parse((Item)node,str);
    }
    
    /**
     * ½âÎö Item
     * @param item
     * @param str
     * @return
     */
    private ParseResult parse(Item item, String str) {
        
        //Ï°Ìâ
        Matcher itemNoMatch = patternItem.matcher(str);
        Matcher optNoWithBracketsMatch = optNoWithBrackets.matcher(str);
        Matcher analysisMatch = analysis.matcher(str);
        
        //³¢ÊÔµ÷ÓÃÉϼ¶½âÎöÆ÷¼ÌÐø½âÎö
        if(!matchBegin(itemNoMatch) && !matchBegin(optNoWithBracketsMatch) && !matchBegin(analysisMatch)){
            return new ParseResult(false,ParseResult.STEP_PRE,null);
        }
        
        
        //½âÎö no,title
        if(matchBegin(itemNoMatch)){
            itemNoMatch.find();
            String no = itemNoMatch.group();
            if(!StringUtils.isEmpty(item.getNo())){
                return new ParseResult(false,ParseResult.STEP_PRE,null);
            }
            if(itemNoMatch.start()==0){
                
                String title = str.substring(itemNoMatch.end(),str.length());
                item.setNo(no);
                item.setTitle(beautyTitle(title));
                
                //½âÎö²Î¿¼´ð°¸
                answerParser.parse(item, str);
                
                return new ParseResult(true,ParseResult.STEP_CUR,null);
            }
        }
        
        //Ï°ÌâÑ¡Ïî
        if(matchBegin(optNoWithBracketsMatch)){
            Option opt = new Option();
            item.addNode(opt);
            return new ParseResult(false,ParseResult.STEP_NEXT,opt);
        }
        
        //½âÎö  Ï°Ìâ·ÖÎö
        if(matchBegin(analysisMatch)){
            analysisParser.parse(item,str);
            //20150907Ð޸ģº·µ»Øitem
            return new ParseResult(true,ParseResult.STEP_CUR,item);
        }
        
        //20150907Ð޸ģº±¾À´·µ»Øtrue£¬Ã»ÓнâÎöµ½Ò»¸öÀàÐÍ£¬Å×µ½Éϲã
        return new ParseResult(false,ParseResult.STEP_PRE,null);
        
    }
    
    /**
     * È¥³ýÏ°Ìâ±êÌâ¶àÓà×Ö·û
     * @param title
     * @return
     */
    private String beautyTitle(String title){
        String prefix = ".¡£~¡¢£®";
        while(title.length()>0 && prefix.contains(title.substring(0, 1))){
            title = title.substring(1);
        }
        return title;
    }
    
    public static void main(String[] args){
        ItemParser parser  = new ItemParser();
        parser.parse(null, "59¡¢ÔÚÅàѵЧ¹ûÆÀ¹ÀµÄÖ¸±êÖУ¬¼¼ÄÜת»»Ö¸±êͨ³£Í¨¹ý()À´Åжϡ£");
    }
 
}