java Programming Glossary: persistedJPA/Hibernate: detached entity passed to persist http://stackoverflow.com/questions/13370221/jpa-hibernate-detached-entity-passed-to-persist Hibernate detached entity passed to persist I have a JPA persisted object model that contains a many to one relationship an Account.. But when I create a transaction using an existing already persisted Account and persisting the the Transaction I get an exception.. I correctly save a Transaction associated with an already persisted Account object java hibernate jpa share improve this question..
equals and hashcode in Hibernate http://stackoverflow.com/questions/1638723/equals-and-hashcode-in-hibernate reload your Set after new entity has been added to it and persisted otherwise you may end up with strange behavior ultimately resulting..
Why does JPA have a @Transient annotation? http://stackoverflow.com/questions/2154622/why-does-jpa-have-a-transient-annotation annotation is used to indicate that a field is not to be persisted in the database i.e. their semantics are different. share improve..
As a Java programmer learning Python, what should I look out for? [closed] http://stackoverflow.com/questions/2339371/as-a-java-programmer-learning-python-what-should-i-look-out-for mutable parameters of a function such as a list are persisted remembered from call to call . This was counter intuitive to..
Incompatible magic value 1008813135 http://stackoverflow.com/questions/2390733/incompatible-magic-value-1008813135 I tried to build from the Mac's NetBeans but the error persisted. I started a while new project on the Mac and imported the existing..
How to persist a property of type List<String> in JPA? http://stackoverflow.com/questions/287201/how-to-persist-a-property-of-type-liststring-in-jpa smartest way to get an entity with a field of type List persisted Command.java package persistlistofstring import java.io.Serializable..
Right way to implement equals contract http://stackoverflow.com/questions/3181339/right-way-to-implement-equals-contract the reflexive o this . It may happen that the object isn't persisted in DB yet and thus doesn't have a technical ID yet. E.g. public..
JPA: How to have one-to-many relation of the same Entity type http://stackoverflow.com/questions/3393515/jpa-how-to-have-one-to-many-relation-of-the-same-entity-type .commit In this case all three entity instances must be persisted before transaction commit. If I fail to persist one of the entities.. persist one of the entities and ignore the others. Say I persisted parent in my transaction. The JPA implementation traverses parent..
proper hibernate annotation for byte[] http://stackoverflow.com/questions/3677380/proper-hibernate-annotation-for-byte specifies that a persistent property or field should be persisted as a large object to a database supported large object type...
Authenticating against Active Directory with Java on Linux http://stackoverflow.com/questions/390150/authenticating-against-active-directory-with-java-on-linux so using LDAP as a make shift authentication service has persisted. But at this point it should generally be avoided. LDAP is a..
Why Java needs Serializable interface? http://stackoverflow.com/questions/441196/why-java-needs-serializable-interface part of the public API which is why javadoc gives you the persisted forms of classes . For long term persistence the class must..
Relationship between JMS connections, sessions, and producers/consumers http://stackoverflow.com/questions/4741713/relationship-between-jms-connections-sessions-and-producers-consumers message is written to disk so long as the message is persisted before the COMMIT returns . If the vendor optimizes based on..
Android - What's the best way to share data between activities? http://stackoverflow.com/questions/4878159/android-whats-the-best-way-to-share-data-between-activities the activity from other places and if the data is already persisted it should work just fine. Disadvantages it 䏭 cumbersome and..
http://stackoverflow.com/questions/499437/in-java-when-should-i-create-a-checked-exception-and-when-should-it-be-a-runti database but will want to know if something could not be persisted. Another technique I use is to create a simple hierarchy of..
The JPA hashCode() / equals() dilemma http://stackoverflow.com/questions/5031614/the-jpa-hashcode-equals-dilemma Whether entities behave correctly in detached or non persisted state As far I can see there are three options Do not override..
Hibernate: “Field 'id' doesn't have a default value” http://stackoverflow.com/questions/804514/hibernate-field-id-doesnt-have-a-default-value a default value a bunch more The relevant code for the persisted class is package hibtest.model import javax.persistence.Entity..
Why does Java have transient variables? http://stackoverflow.com/questions/910374/why-does-java-have-transient-variables done so programmatically rather than having the state be persisted via serialization. Here's a GalleryImage class which contains..
Spring 3 MVC: one-to-many within a dynamic form (add/remove on create/update) http://stackoverflow.com/questions/9671640/spring-3-mvc-one-to-many-within-a-dynamic-form-add-remove-on-create-update Employer employer Store the employees which shouldn't be persisted List Employee employees2remove new ArrayList Employee if employer.getEmployees..
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