Akka - 对象序列化期间的StackOverflowError [英] Akka - StackOverflowError during object serialization
问题描述
我的问题延续了2天以上。当我在actor之间交换消息时,指责JVM堆栈溢出。
I'm with a problem that extends for more than 2 days. When I'm exchanging messages between actors, is accusing the JVM stack overflow.
我的消息是一个包含许多链接的对象(10000个子对象在链表中链接在一起)。即,具有Neo4J关系的对象。
My message is an object with many links (10000+ child objects linked together in a linked list). Namely, an object with Neo4J relationships.
错误是这样的:
java.lang.StackOverflowError
at java.io.Bits.putLong(Bits.java:108)
at java.io.ObjectOutputStream$BlockDataOutputStream.writeLong(ObjectOutputStream.java:1928)
at java.io.ObjectOutputStream.writeLong(ObjectOutputStream.java:788)
at java.util.Date.writeObject(Date.java:1303)
at sun.reflect.GeneratedMethodAccessor41.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1469)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1518)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1483)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1518)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1483)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
有没有人对此有任何解决方案?
Does anyone have any solution for this?
谢谢
推荐答案
您使用的是java.util.LinkedList,还是您自己的自定义链表?如果是后者,你需要为它编写一个自定义的writeObject()方法,以避免在你没有的情况下发生的递归。
Are you using java.util.LinkedList, or a custom linked list of your own? If the latter, you need to write a custom writeObject() method for it that avoids the recursion that would happen if you didn't have one.
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