package?com.tongji.rss;
import?java.util.List;

import?org.xml.sax.Attributes;
import?org.xml.sax.helpers.DefaultHandler;

public?class?RSSHandler?extends?DefaultHandler?{??
????private?RSSItem?mRSSItem;??
????private?List?mRSSItems;
??????
????private?final?int?title_STATE?=?1;??
????private?final?int?DEscriptION_STATE?=?2;??
????private?final?int?link_STATE?=?3;??
????private?final?int?PUBDATE_STATE?=?4;??
??????
????private?int?currentState;?//標記當前節點???
??????
????public?RSSHandler（List?mRSSItems）{??
????	this.mRSSItems=mRSSItems;
????????currentState?=?0;???
????}??????
????public?void?startDocument?（）?{??
????	//文檔解析開始
????????mRSSItem?=?new?RSSItem（）;
????}??
????public?void?endDocument?（）?{??
????????//文檔解析結束??
????}??
??
????public?void?startElement?（String?uri?String?localName?String?qName?Attributes?attributes）?{??
????	//開始解析節點??
????????if?（qName.equals（“channel“））{??
????????????return?;??
????????}?????
????????if?（qName.equals（“item“））{??
????????????//當遇到一個item節點時，就實例化一個RSSItem對象??
????????????mRSSItem?=?new?RSSItem（）;??
????????????return;??
????????}??
????????if?（qName.equals（“title“））{??
????????????currentState?=?title_STATE;??
????????????return?;??
????????}????????????
????????if?（qName.equals（“description“））{??
????????????currentState?=?DEscriptION_STATE;??
????????????return?;??
????????}??
????????if?（qName.equals（“link“））{??
????????????currentState?=?link_STATE;??
????????????return?;??
????????}???????????
????????if?（qName.equals（“pubDate“））{??
????????????currentState?=?PUBDATE_STATE;??
????????????return?;??
????????}??
????}??
??????
????public?void?endElement?（String?uri?String?localName?String?qName）?{??
????????//節點解析結束
????	if（qName.equals（“item“））
????		mRSSItems.add（mRSSItem）;
????}???
????//實體分析
????public?void?characters?（char[]?ch?int?start?int?length）?{??
????????String?str?=?new?String（ch?start?length）;??
????????switch（currentState）{??
????????case?title_STATE:??
????????????mRSSItem.settitle（str）;??
????????????currentState?=?0;??
????????????break;????????????????
????????case?link_STATE:??
????????????mRSSItem.setlink（str）;??
????????????currentState?=?0;??
????????????break;??????
????????case?DEscriptION_STATE:??
????????????mRSSItem.setDescription（str）;??
????????????currentState?=?0;??
????????????break;??????
????????case?PUBDATE_STATE:??
????????????mRSSItem.setPubdate（str）;??
????????????currentState?=?0;??
????????????break;??
????????}??
????}
}??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-12-12?11:09??RSSReader\
?????文件?????????301??2013-12-12?11:08??RSSReader\.classpath
?????文件?????????385??2013-12-12?11:08??RSSReader\.project
?????目錄???????????0??2013-12-12?11:09??RSSReader\.settings\
?????文件?????????196??2013-12-12?11:08??RSSReader\.settings\com.genuitec.eclipse.core.prefs
?????文件?????????629??2013-12-12?11:08??RSSReader\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2013-12-12?11:11??RSSReader\bin\
?????目錄???????????0??2013-12-12?11:11??RSSReader\bin\com\
?????目錄???????????0??2013-12-12?11:11??RSSReader\bin\com\tongji\
?????目錄???????????0??2013-12-12?11:11??RSSReader\bin\com\tongji\rss\
?????文件????????1783??2013-12-12?11:11??RSSReader\bin\com\tongji\rss\RSSframe$1.class
?????文件????????2507??2013-12-12?11:11??RSSReader\bin\com\tongji\rss\RSSframe.class
?????文件????????2402??2013-12-12?13:43??RSSReader\bin\com\tongji\rss\RSSHandler.class
?????文件????????1105??2013-12-12?11:11??RSSReader\bin\com\tongji\rss\RSSItem.class
?????文件????????2684??2013-12-12?11:11??RSSReader\bin\com\tongji\rss\RSSReader.class
?????目錄???????????0??2013-12-12?11:09??RSSReader\src\
?????目錄???????????0??2013-12-12?11:09??RSSReader\src\com\
?????目錄???????????0??2013-12-12?11:09??RSSReader\src\com\tongji\
?????目錄???????????0??2013-12-12?11:09??RSSReader\src\com\tongji\rss\
?????文件????????2610??2013-12-12?13:43??RSSReader\src\com\tongji\rss\RSSHandler.java
?????文件?????????668??2013-12-12?11:08??RSSReader\src\com\tongji\rss\RSSItem.java
?????文件????????3066??2013-12-12?11:08??RSSReader\src\com\tongji\rss\RSSReader.java