Android的realm.io:行/对象不再有效 [英] Android realm.io: Row/Object is no longer valid
问题描述
这是我的删除功能,它不会找到 workday1
对象:
公共静态无效删除(上下文的背景下,工作日工作日){
境界境界= getRealm(背景);
realm.beginTransaction(); 工作日workday1 = realm.where(Workday.class)
.equalTo(DATE,workday.getDate())
.equalTo(小时,workday.getHours())
.equalTo(分钟,workday.getMinutes())
.findFirst(); workday1.removeFromRealm();
realm.commitTransaction();
}
当它执行它崩溃 removeFromRealm
方法:
java.lang.IllegalStateException:非法状态:行/对象不再有效,操作上
已删除它。
我该如何解决这个问题?任何帮助将大大AP preciated。
UPDATE(我可以打印通过以下方法返回的内容):
工作日workday1 = realm.where(Workday.class)
.equalTo(DATE,workday.getDate())
.equalTo(小时,workday.getHours())
.equalTo(分钟,workday.getMinutes())
.findFirst(); 的System.out.println(--------------------------------);
的System.out.println(workday1.getHours());
您正试图删除你还没有提交到境界又一个对象。
在这种特殊情况下,如果由于某种原因,你不想再提交对象,你可以简单地取消交易。
This is my delete function and it does find the workday1
object:
public static void delete(Context context, Workday workday) {
Realm realm = getRealm(context);
realm.beginTransaction();
Workday workday1 = realm.where(Workday.class)
.equalTo("date", workday.getDate())
.equalTo("hours", workday.getHours())
.equalTo("minutes", workday.getMinutes())
.findFirst();
workday1.removeFromRealm();
realm.commitTransaction();
}
When it executes the removeFromRealm
method it crashes:
java.lang.IllegalStateException: Illegal State: Row/Object is no longer valid to operate on.
Was it deleted?
How can I fix this? Any help would be greatly appreciated.
UPDATE (I can print the content returned by the following method):
Workday workday1 = realm.where(Workday.class)
.equalTo("date", workday.getDate())
.equalTo("hours", workday.getHours())
.equalTo("minutes", workday.getMinutes())
.findFirst();
System.out.println("--------------------------------");
System.out.println(workday1.getHours());
You are trying to remove an object you have not committed to the Realm yet.
In this particular case, if for some reason you don't want to commit the object anymore, you can simply cancel the transaction.
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