About equals

release

2.6.2

... orm.xml formats. Added implementation of equals to JPA Metamodel attributes. Fixed ObjectDB OSGi bundle ...

 
api-jdo

javax.jdo.spi.JDOPermission

The JDOPermission class is for operations that are reserved for JDO implementations and should not be called by other code.(Class of JDO)

 
forum_thread

String Encoding Issue

Hi all Encounter a character encoding issue when i try to retrieve a String column containing Chinese character. Retrieve a String column on odb file.  em = emf.createEntityManager(); Query query = em.createQuery("SELECT fu FROM FarmUnit fu"); But, when try to print the value out as: ... the string that was stored (e.g. by comparing them using equals ) then this will require a fix of ObjectDB. Otherwise, this issue is ...

 
issue

Null pointer exception being thrown from within ObjectDB.

EXCEPTION/DESCRIPTION: Bug Version: 1.04 Priority: Normal Status: Active Replies: 1 Type:  Bug ...

 
forum_thread

openejb jpa jaas module

    hello , i've finished jpa jaas module. Here it is :   package com.bayner.auth; import com.bayner.jpa.Principals; import com.bayner.jpa.UserInfo; import com.bayner.jpa.UserPrincipal; ... ) ; if ( password. equals ( pass ) ) { ...

 
forum_thread

Query on Embedded Primary Key?

Hi, I am trying to use Embedded Primary Key - but seems I can't retrieve them correctly with the query below - the query seem to work fine for other field (in the code = primkeycopy). The error I get when is below - it complains about a casting issue. Let me know how to fix it - Thanks  EKK   ...   @ Override public boolean equals ( Object obj ) { Primkey2 x = ( ...

 
issue

Different behavior for casting and not casting

Hi, Please use attached db for testing the queries. Query #1 which works and selects a few entities: SELECT DISTINCT $1 FROM com.lexware.vereinsverwaltung.verein.mitglied.Mitglied $1 WHERE $1.qubletFRAGMENTMAP.get('com.lexware.vereinsverwaltung.abrechnung.api.model.mitglied.MitgliedVertraegeFragment') IS NOT NULL Query #2 which is equal to the previous one though includes a casting and returns NO entities: Bug Version: Priority: Normal Status: Fixed Replies: 1 Type:  Bug ...

 
manual

[ODB1] Chapter 7 - JDOQL Queries

Explains how to use JDOQL, the Java/JDO Query Language.... of user persistent classes (as in Java), but use the equals( ... ) method for system types ( String , Date , ArrayList , ...

 
issue

preUpdate-methods are called when there is no change

Dear Support Team, we ran into some difficulties with a database. When fetching a entity using the EntityManager and afterwards calling "iterator().next()" a transaction begin/commit will end up in updating the Entity even there was no change. We attached a simplified test case where only 2 reduced versions of the entities are available. But it still shows the unexpected behavior. To reproduce just run the "EntryPoint" class. ... HashMap ) should have a meaningful hashCode and equals methods based on the object id or content (and not the methods that ...

 
forum_thread

Conditional Selection

I have an Employee class that holds... private String firstName = "-"; private String middleName = "-"; private String lastName = "-"; I do not require that an Employee's middle name be provided so when I use... SELECT firstName + " " + middleName + " " + lastName FROM Employee     ORDER BY lastname, firstname, middleName I may end up with the result list of... ... ) if ( emp. getMiddleName . equals ( "-" ) ) list. add ( emp. ...