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Java 如何在hibernate中从集合中添加或删除哪些元素

java hibernate

Java 如何在hibernate中从集合中添加或删除哪些元素,java,hibernate,spring-data-jpa,hibernate-mapping,Java,Hibernate,Spring Data Jpa,Hibernate Mapping,我已经在hibernate中实现了PostCollectionUpdateEventListener，我想知道有没有办法找出集合中更改的数据 PersistentCollection collection = event.getCollection(); collection.getValue(); 这给了我想要的结果

我已经在hibernate中实现了PostCollectionUpdateEventListener，我想知道有没有办法找出集合中更改的数据

PersistentCollection collection = event.getCollection();

collection.getValue();
这给了我想要的结果