package?com.example.jctree;

import?java.io.BufferedReader;
import?java.io.IOException;
import?java.io.InputStreamReader;
import?java.util.Vector;

/**文件操作類
?*?@author：Dyl
?*?
?*/
public?class?File?{

	/**
	?*讀數據
	?*?@throws?Exception?
	?*/
	public??Vectorject>[]?readData（String?url）?throws?Exception?{
		Vectorject>[]vector?=?null;
		String[]?list;
		InputStreamReader?in?=?new?InputStreamReader（getClass（）
				.getResourceAsStream（url））;
		BufferedReader?reader?=?new?BufferedReader（in）;
		String?line?=?reader.readLine（）;
		line?=?reader.readLine（）;//讀了兩行，跳過屬性
		if?（line!=null）?{
			vector=new?Vector[line.split（““）.length];
			for?（int?i?=?0;?i?				vector[i]=new?Vectorject>（）;
			}
		}
		while?（（line=reader.readLine（））?!=?null）?{
			String?[]s=line.split（““）;
			for?（int?i?=?0;?i?				vector[i].add（s[i]）;
			}
		}
		in.close（）;
		reader.close（）;
		return?vector;		
	}
	
	
	
	/**獲取屬性
	?*?@param?urlTest：文件路徑
	?*?@return
	?*?@throws?IOException
	?*/
	public?Vectorject>?getShuXing（String?urlTest）?throws?IOException?{
		Vectorject>?vector=new?Vectorject>（）;
		InputStreamReader?in?=?new?InputStreamReader（getClass（）
				.getResourceAsStream（urlTest））;
		BufferedReader?reader?=?new?BufferedReader（in）;
		String?string=reader.readLine（）;
		if?（!string.equals（““））?{
			String?[]t=string.split（““）;//讀了兩行
			for?（String?st?:?t）?{
				vector.add（st）;
			}
		}
		in.close（）;
		reader.close（）;
		return?vector;
	}



	/**橫著保存predict的數據
	?*?@param?urlPredict：文件路徑
	?*?@return
	?*?@throws?IOException?
	?*/
	public?Vectorject[]>?readPredictData（String?urlPredict）?throws?IOException?{
		Vectorject[]>vector?=?new?Vectorject[]>（）;
		InputStreamReader?in?=?new?InputStreamReader（getClass（）
				.getResourceAsStream（urlPredict））;
		BufferedReader?reader?=?new?BufferedReader（in）;
		String?line?=?reader.readLine（）;
		line?=?reader.readLine（）;//讀了兩行，跳過屬性
		while?（（line=reader.readLine（））?!=?null）?{
			String?[]s=line.split（““）;
			vector.add（s）;
		}
		in.close（）;
		reader.close（）;
		return?vector;		
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-11-14?19:07??決策樹java代碼1\
?????目錄???????????0??2015-07-21?14:31??決策樹java代碼1\決策樹java代碼\
?????文件????????2224??2015-07-21?14:13??決策樹java代碼1\決策樹java代碼\File.java
?????文件????????3149??2015-07-21?14:13??決策樹java代碼1\決策樹java代碼\Gain.java
?????文件????????4866??2015-07-21?14:14??決策樹java代碼1\決策樹java代碼\JCTree.java
?????文件???????10825??2015-06-05?01:10??決策樹java代碼1\決策樹java代碼\JCTree_Result.txt
?????文件?????????943??2015-07-21?14:14??決策樹java代碼1\決策樹java代碼\Main.java
?????文件?????????118??2015-07-21?14:33??決策樹java代碼1\決策樹java代碼\ReadMe.txt
?????文件????????1006??2015-06-04?20:06??決策樹java代碼1\決策樹java代碼\TreeNode.java
?????文件???????53650??2015-06-05?08:31??決策樹java代碼1\決策樹java代碼\all.txt
?????文件???????11473??2015-06-04?11:16??決策樹java代碼1\決策樹java代碼\predict.txt
?????文件???????42232??2015-06-04?21:36??決策樹java代碼1\決策樹java代碼\test.txt