Read a file of objects sequentially and displays each record : Object Serialization « File « Java Tutorial

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Java Tutorial » File » Object Serialization 
11. 38. 6. Read a file of objects sequentially and displays each record
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;

public class MainClass {

  public static void main(String[] argsthrows Exception {
    ObjectOutputStream output = new ObjectOutputStream(new FileOutputStream("clients.ser"));

    AccountRecordSerializable record;

    record = new AccountRecordSerializable(1"firstName""lastName"0.1);
    output.writeObject(record);

    ObjectInputStream input = new ObjectInputStream(new FileInputStream("clients.ser"));
    record = (AccountRecordSerializableinput.readObject();

    System.out.printf("%-10d%-12s%-12s%10.2f\n", record.getAccount(), record.getFirstName(), record
        .getLastName(), record.getBalance());

    output.close();
  }
}

class AccountRecordSerializable implements Serializable {
  private int account;

  private String firstName;

  private String lastName;

  private double balance;

  public AccountRecordSerializable() {
    this(0""""0.0);
  }

  public AccountRecordSerializable(int acct, String first, String last, double bal) {
    setAccount(acct);
    setFirstName(first);
    setLastName(last);
    setBalance(bal);
  }

  public void setAccount(int acct) {
    account = acct;
  }

  public int getAccount() {
    return account;
  }

  public void setFirstName(String first) {
    firstName = first;
  }

  public String getFirstName() {
    return firstName;
  }

  public void setLastName(String last) {
    lastName = last;
  }

  public String getLastName() {
    return lastName;
  }

  public void setBalance(double bal) {
    balance = bal;
  }

  public double getBalance() {
    return balance;
  }
}
11. 38. Object Serialization
11. 38. 1. Conditions for Serialization
11. 38. 2. Storing Objects in a File
11. 38. 3. Reading an Object From a File
11. 38. 4. Serializing Variations on an Object
11. 38. 5. Writing objects sequentially to a file with class ObjectOutputStream
11. 38. 6. Read a file of objects sequentially and displays each record
11. 38. 7. Only parent class is Serializable
11. 38. 8. Saving and restoring the state of classes
11. 38. 9. Class combination Serialization
11. 38. 10. Controlling serialization by adding your own
11. 38. 11. Serialization with ObjectInputStream and ObjectOutputStream
11. 38. 12. Deal with transient in Object Serialization
11. 38. 13. Serialization Utilities
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