先是几个参数:UNMATCH MATCH PREFIX hitState begin end matchedDictSegment
//Hit不匹配
private static final int UNMATCH = 0x00000000;
//Hit完全匹配
private static final int MATCH = 0x00000001;
//Hit前缀匹配
private static final int PREFIX = 0x00000010;
//该HIT当前状态,默认未匹配
private int hitState = UNMATCH;
//记录词典匹配过程中,当前匹配到的词典分支节点
private DictSegment matchedDictSegment;
//词段开始位置
private int begin