Перечислять коды ошибок все
public enum Error {
DATABASE(0, "A database error has occurred."),
DUPLICATE_USER(1, "This user already exists.");
private final int code;
private final String description;
private Error(int code, String description) {
this.code = code;
this.description = description;
}
public String getDescription() {
return description;
}
public int getCode() {
return code;
}
@Override
public String toString() {
return code + ": " + description;
}
}
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