Lucene查看分词结果

/** 
 * 获取分词结果 
 * @param 输入的字符串 
 * @param 分词器 
 * @return 分词结果 
 */  
public static List<String> getWords(String str,Analyzer analyzer){  
    List<String> result = new ArrayList<String>();  
    TokenStream stream = null;  
    try {  
        stream = analyzer.tokenStream("content", new StringReader(str));  
        CharTermAttribute attr = stream.addAttribute(CharTermAttribute.class);  
        stream.reset();  
        while(stream.incrementToken()){  
            result.add(attr.toString());  
        }  
    } catch (IOException e) {  
        e.printStackTrace();  
    }finally{  
        if(stream != null){  
            try {  
                stream.close();  
            } catch (IOException e) {  
                e.printStackTrace();  
            }  
        }  
    }  
    return result;  
}