oql

Filter on current date within Castor OQL

I'm running the java cocoon 2 and castor oql. I'm trying to filter my oql query by today's date, but I can't seem to figure out (or find in google) the syntax of the date. The database is mySql, but the oql is mapped by the java classes... so doing a search on field_date >= Now() doesn't work. Any ideas? I really can't stand the limit...

OQL query to find all instances and sub-instances of a given class refered to from a session

Hi All, I'm trying to use jhat/OQL to trace a memory leak in our Tomcat container. The question I want to ask is: "Show me all the instances (and sub-instances) of foo.bar.Cacheable class that are reachable from javax.servlet.http.HttpSession" I managed to come up with the following, but this doesn't show subclasses of foo.bar.Cacheab...

OQL - Find certain (sub)-members of a given object

I'm analyzing heap dumps in a Portal App. With the help of OQL I found the MemorySessionData Object with its address. Now I want to find all SerializableViewState Objects, that are hold by Objects hold by this MemorySessionData object. In other words: My MemorySessionData Object holds several objects, these hold objects again and so on....

get static fields of a class in a heap dump in OQL

I have a heap dump and I'm using Eclipse MAT, though I suppose this should work through visualvm or whatever OQL client. We can select fields of all instances of a class by doing something like select s.field1, s.field2 from org.me.MyClass ... but this is restricted to member variables, and to types with instances. How can select th...