java NotSerializableException即使在实现Serializable之后
正在接收错误:
java.io.NotSerializableException
即使在实现了Serializable之后
我只是尝试序列化一个调查对象。这是我的代码,有人知道我为什么会收到这个错误吗
public void loadData(Survey survey, Test test, Boolean isSurvey) throws FileNotFoundException {
...
try {
ObjectInputStream ois = new ObjectInputStream(new FileInputStream(fileName));
Survey s = (Survey) ois.readObject();
ois.close();
System.out.println("list size = " + s.questions);
} catch (Exception e) {
e.printStackTrace();
}
}
public void saveData(Survey survey, Test test, Boolean isSurvey, String fileName) {
...
if (isSurvey) {
try {
FileOutputStream fileOut = new FileOutputStream("surveys/" + fileName);
ObjectOutputStream out = new ObjectOutputStream(fileOut);
out.writeObject(survey);
out.close();
fileOut.close();
} catch (IOException ex) {
}
} else {
try {
FileOutputStream fileOut = new FileOutputStream("tests/" + fileName);
ObjectOutputStream out = new ObjectOutputStream(fileOut);
out.writeObject(test);
out.close();
fileOut.close();
} catch (IOException ex) {
}
}
}
编辑:添加了测量类。我的问题类、主类和输入类都实现了可序列化
package Survey;
import java.io.Serializable;
import java.util.ArrayList;
import IO.Input;
import Question.Question;
public class Survey implements Serializable{
private static final long serialVersionUID = 1L;
protected Main main = new Main();
protected Input input = new Input();
protected String name;
public ArrayList<Question> questions = new ArrayList<Question>();
public void setName() {
...
}
public void displayName() {
...
}
public void displayQuestions() {
...
}
public void mainMenu() {
...
}
public void addQuestionMenu() {
...
}
}
共 (0) 个答案