public class FetchGroupMonitor
extends java.lang.Object
Purpose: Provide a very simple low overhead means for measuring fetch group field usage. This can be useful for performance analysis in a complex system. This monitor is enabled through the System property "org.eclipse.persistence.fetchgroupmonitor=true". It dumps the attribute used for a class every time a new attribute is accessed.
| Modifier and Type | Field and Description |
|---|---|
static java.util.Hashtable |
fetchedAttributes |
static java.lang.Boolean |
shouldMonitor |
| Constructor and Description |
|---|
FetchGroupMonitor() |
| Modifier and Type | Method and Description |
|---|---|
static void |
recordFetchedAttribute(java.lang.Class domainClass,
java.lang.String attributeName) |
static boolean |
shouldMonitor() |