readquestion.java

自己用java编写的基于B/S的在线考试系统

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class ReadQuestion {
	private FileReader fr = null;

	private BufferedReader reader = null;

	private File file = null;

	public File getFile() {
		return file;
	}

	public void setFile(File file) {
		this.file = file;
	}

	public Question getQuestion() {
		Question q = new Question();
		String str = "";
		StringBuffer sb = new StringBuffer();
		if (file == null) {
			file = new File("answer.dat");
		}
		try {
			fr = new FileReader(file);
			reader = new BufferedReader(fr);
			str = reader.readLine();
			q.setAnswer(str);
			while ((str = reader.readLine()) != null) {
				sb.append(str + "\n");
			}
			q.setQuestion(sb.toString());
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}

		return q;
	}
}