Created
January 23, 2013 11:13
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(Java) Read CSV
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import java.io.BufferedReader; | |
import java.io.File; | |
import java.io.FileNotFoundException; | |
import java.io.FileReader; | |
import java.io.IOException; | |
import java.util.StringTokenizer; | |
public class ReadCSV { | |
public static void main(String[] args) { | |
try { | |
File csv = new File("c:\\mdb\\zzz.txt"); // CSVデータファイル | |
BufferedReader br = new BufferedReader(new FileReader(csv)); | |
// 最終行まで読み込む | |
String line = ""; | |
while ((line = br.readLine()) != null) { | |
// 1行をデータの要素に分割 | |
StringTokenizer st = new StringTokenizer(line, ","); | |
while (st.hasMoreTokens()) { | |
// 1行の各要素をタブ区切りで表示 | |
System.out.print(st.nextToken() + "\t"); | |
} | |
System.out.println(); | |
} | |
br.close(); | |
} catch (FileNotFoundException e) { | |
// Fileオブジェクト生成時の例外捕捉 | |
e.printStackTrace(); | |
} catch (IOException e) { | |
// BufferedReaderオブジェクトのクローズ時の例外捕捉 | |
e.printStackTrace(); | |
} | |
} | |
} |
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