About wrapper

manual

JPA Persistable Types

Explains how JPA manages types, including entity classes, embeddable classes, primitive types, wrappers, string, date, enum, collections and maps.... long , float and double . Equivalent wrapper classes from package java.lang: Boolean , Byte , Short , ...

 
forum_thread

ODB tries to create log files inside its own jar on Win7

I sent a demo of an app I've been developing on Linux to some Windows 7 users, and they were unable to run it.  The stack traces they sent me indicated that ODB was trying to create its log files inside objectdb.jar, which was inside the executable jar packaged by Eclipse.  Here's the end of the stack trace: #1 2012-04-18 02:47 I sent a demo of an app I've been developing on Linux to some Windows 7 users, and they were unable to run it ...

 
forum_thread

Post-compile enhancement fails when static Log4j 2.5 based logger used in Entity

I doubt this is an ObjectDB-enhancer problem, I am however reporting it in case anybody else encounters the problem too. It is mostly also not a concern for my own web app, because in most cases a non-static logging variable can be used in an @Entity.     ObjectDB 2.6.3_04     Apache Log4j2 - 2.5     Mac OS X     jdk1.7.0_51 or jdk1.8.0_60     NetBeans 8.1Beta ... manual: Generating Source Code for a Custom Logger Wrapper  (otherwise not shown here, see that link for examples). My ...

 
forum_thread

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check" system property) The following is a detailed report on investigation of multiple issues that have been mentioned in the following forum postings and issue reports (but please do not visit them from here now, the diagnostics there are now obsolete): - Issue #282 - ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection ... one issue (see below). The above "deep" value wrapper classes are crucial to an Expert System web app I develop; please do ... of the EnumValue compared with the other generic value wrapper examples, as it exhibits a problem with ObjectDB that the others do ...

 
page

ObjectDB Object Database Features

ObjectDB provides a rich set of features, many of them as the result of supporting the JPA and JDO APIs.... float, double). Wrapper types (Boolean, Byte, Short, Character, Integer, Long, Float, ...

 
forum_thread

Pre-detach loading: retrieval by navigation not working in if statement

objectdb-2.6.3_04 JDK1.7 VM option at runtime: -javaagent:lib/objectdb.jar Experimental mode: objectdb.temp.no-detach NOT USED ... property 'present' which is a "deep" Boolean value wrapper BooleanValue entity. This is @OneToOne with explicit LAZY fetch. ... a property 'v_NLA' which is a "deep" Float value wrapper FloatQuantity entity. This is @OneToOne with explicit LAZY fetch. ...

 
issue

again merger missing logs + objectdb exception

we are facing similar problems as we had before, in the log we have a lot of entries merger ... missing + an objectdb exception. Some objects in the system behave strange. This is a part of the log: ... [2017-09-26 12:16:14 #1222 store] SectionClassifier: SectionClassifier{238146996->merger[3309]-missing:1} [2017-09-26 12:16:25 #1223 store] SectionClassifier: SectionClassifier{238146996->merger[3309]-missing:1} ... and each section is stored in a separate page and has a wrapper key that consists of the original primary key of the object with ... instances have nested wrappers, i.e. a section key wrapper that wraps another section key wrapper that wraps the original ...

 
issue

Exception in thread "ODB-StoreHandler-5094" java.lang.NullPointerException

Hi, ... server.  These are being written to a log by a server wrapper which runs ObjectDb as a service.  It looks like ObjectDb is not ... all Exceptions, allowing them to bubble up into the wrapper, which writes them to it's log file.  The stack traces do show ...

 
issue

ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection

The following error is reported for objectdb-2.6.9.jar: Failed to commit transaction: Failed to set numeric value of field property com.greensoft.objectdb.test.entity.Element.id using reflection (error 613) Did not happen with objectdb-2.6.3_04 (which one can easily test and compare in the test console app for NetBeans8.1 provided, as explained below). To reproduce download the app and unpack, open in NetBeans8.1, perform Clean and Build, and Run: ... the original property methods and replace them with new wrapper methods), entity classes seem to be different at runtime and an ... but reflection is used (e.g. due to the first bug), the wrapper property is used instead of the original method, and then irrelevant ...

 
release

2.4.1

... Added support of running ObjectDB within Eclipse 3.7 wrapper jar . Added support of sharing an identifier name for a ...