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Java 18 deprecates the SecurityManager. This has several implications. Obvious ones to check: - Does `setAccessible()` become cheap enough that we do not need to cache it? - Do we...

tzaeschke

When multiple threads execute the same query using the same `Query` instance, a race condition can occur during initialization of query execution parameters. **No race condition occurs when the query...

tzaeschke

This is a compound issue to collect planned/required file format changes. Root Pages: - [ ] Move commit counter into protected block - [ ] Page version info - [...

tzaeschke

The handling of ByteBuffers while reading from disk is not optimal. * We copy the entire page from one ByteBuffer to another before reading * Copying the byte buffer requires...

tzaeschke

Dev issue114

1

Fix mix-up of root pages when writing in concurrent transactions, see #114

tzaeschke

java.lang.RuntimeException: Class has not been fully evolved

8

Not sure it's a bug, but I'm kind of lost. Trying to migrate my project from zoodb 0.5.0 to 0.5.1 and getting this exception on startup. Looks like Export from...

slavap

Implement bytecode enhancement for zooActivateRead()/zooActivateWrite() and the rest

4

Could be done manually (!??!), with ASM, or with a high level library such as CGLIB (https://github.com/cglib/cglib) or javassist (http://www.csg.ci.i.u-tokyo.ac.jp/~chiba/javassist/). See also http://mydailyjava.blogspot.no/2013/11/cglib-missing-manual.html - Consider using proxy classes (like Hibernate/JPA)....

tzaeschke

For the Enhancer, avoid calling activators from default contructor

1

For example, test the following case: ``` class A { int x; A() { setX(0); } void setX(int x2) { activateWrite(); this.x = x2; } } ``` Obviously, this would...

tzaeschke

Currently, storage of collections, especially Map/Set, are not terribly efficient. One problem is that during deserilaization, the hashcode() function of all keys is called when they are added to a...

tzaeschke

datanucleus MultithreadedTest adopted for ZooDb. Generics test adopted. "One pm for many threads" test adopted.

1

Original version is here: https://github.com/datanucleus/tests/blob/master/jdo/general/src/test/org/datanucleus/tests/MultithreadedTest.java

slavap