派生自 projectDept/qhighschool

胡仁荣
2022-10-31 fe7381d6e8ec1f427408de0297ac7f41533202f6
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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;
 
public class ItemAnalysisParser extends Parser {
    
    /**
     * ½âÎö×Ö·û´®
     */
    private String analysisStr = "½âÎö";
    
    /**
     * ½âÎö×Ö·û´®ÕýÔòģʽ
     */
    private Pattern analysis = Pattern.compile(analysisStr);
    
 
    @Override
    public ParseResult parse(Node node, String str) {
        return parseAnalysis((Item)node,str);
    }
    
    /**
     * ½âÎö Item ²Î¿¼´ð°¸
     * 1.½âÎö³öÀàËÆ  *** ( ab ) ÕâÑùµÄ²Î¿¼´ð°¸
     * 2.½«ÀàËÆ²Î¿¼´ð°¸ ( ab ) Ìæ»»³É ( )
     * @param item
     * @param str
     * @return
     */
    private ParseResult parseAnalysis(Item item, String str) {
        
        //ϰÌâÑ¡Ïî
        Matcher analysisMatch = analysis.matcher(str);
        
        //·µ»Ø
        if(!matchBegin(analysisMatch)){
            return new ParseResult(false,ParseResult.STEP_CUR,null);
        }
        
        analysisMatch.reset();
        if(analysisMatch.find()){
            
            String group = analysisMatch.group();
            
            String analysisS = str.substring(group.length());
            
            if(StringUtils.isEmpty(item.getAnalysis())){
                item.setAnalysis(beautyContent(analysisS));
            }else{
                item.setAnalysis(item.getAnalysis().concat(beautyContent(analysisS)));
            }
            
        }
        
        //20150907Ð޸ģº±¾À´·µ»Øtrue£¬Ã»ÓнâÎöµ½Ò»¸öÀàÐÍ£¬Å×µ½Éϲã
        return new ParseResult(false,ParseResult.STEP_CUR,null);
        
    }
    
    /**
     * È¥³ýÎı¾ÖжàÓà×Ö·û
     * @param content
     * @return
     */
    private String beautyContent(String str){
        String prefix = "£º:.¡£~¡¢¡¢£®£®";
        String content = str;
        while(content.length()>0 && prefix.contains(content.substring(0, 1))){
            content = content.substring(1);
        }
        return content;
    }
}