MissingDescriptorListener

java.lang.Object
- org.eclipse.persistence.sessions.SessionEventAdapter
- - org.eclipse.persistence.internal.sessions.factories.MissingDescriptorListener

All Implemented Interfaces:

java.util.EventListener, CoreSessionEventListener, SessionEventListener
```
public class MissingDescriptorListener
extends SessionEventAdapter
```
INTERNAL: Event listener class used to lazy-load the descriptors for EIS and XDB, as they have external jar dependencies that may not be on the classpath.

Since:

TopLink 10

Author:

James Sutherland

Field Summary

Fields
Modifier and Type	Field	Description
`protected static java.lang.String`	`EIS_DESCRIPTOR_CLASS`
`protected static java.lang.String`	`EIS_LOGIN_CLASS`
`protected static java.lang.String`	`XML_BINARY_COLLECTION_MAPPING_CLASS`
`protected static java.lang.String`	`XML_BINARY_MAPPING_CLASS`
`protected static java.lang.String`	`XML_INTERACTION_CLASS`
`protected static java.lang.String`	`XML_TYPE_CLASS`

Constructor Summary

Constructors
Constructor Description

MissingDescriptorListener()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`missingDescriptor(SessionEvent event)`	PUBLIC: This event is raised on the session if a descriptor is missing for a class being persisted.

Methods inherited from class org.eclipse.persistence.sessions.SessionEventAdapter
moreRowsDetected, noRowsModified, outputParametersDetected, postAcquireClientSession, postAcquireConnection, postAcquireExclusiveConnection, postAcquireUnitOfWork, postBeginTransaction, postCalculateUnitOfWorkChangeSet, postCommitTransaction, postCommitUnitOfWork, postConnect, postDistributedMergeUnitOfWorkChangeSet, postExecuteCall, postExecuteQuery, postFlushUnitOfWork, postLogin, postLogout, postMergeUnitOfWorkChangeSet, postReleaseClientSession, postReleaseUnitOfWork, postResumeUnitOfWork, postRollbackTransaction, preBeginTransaction, preCalculateUnitOfWorkChangeSet, preCommitTransaction, preCommitUnitOfWork, preDistributedMergeUnitOfWorkChangeSet, preExecuteCall, preExecuteQuery, preFlushUnitOfWork, preLogin, preLogout, preMergeUnitOfWorkChangeSet, prepareUnitOfWork, preReleaseClientSession, preReleaseConnection, preReleaseExclusiveConnection, preReleaseUnitOfWork, preRollbackTransaction

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - XML_TYPE_CLASS
```
protected static final java.lang.String XML_TYPE_CLASS
```
    See Also:
    
    Constant Field Values
  - EIS_DESCRIPTOR_CLASS
```
protected static final java.lang.String EIS_DESCRIPTOR_CLASS
```
    See Also:
    
    Constant Field Values
  - XML_INTERACTION_CLASS
```
protected static final java.lang.String XML_INTERACTION_CLASS
```
    See Also:
    
    Constant Field Values
  - EIS_LOGIN_CLASS
```
protected static final java.lang.String EIS_LOGIN_CLASS
```
    See Also:
    
    Constant Field Values
  - XML_BINARY_MAPPING_CLASS
```
protected static final java.lang.String XML_BINARY_MAPPING_CLASS
```
    See Also:
    
    Constant Field Values
  - XML_BINARY_COLLECTION_MAPPING_CLASS
```
protected static final java.lang.String XML_BINARY_COLLECTION_MAPPING_CLASS
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - MissingDescriptorListener
```
public MissingDescriptorListener()
```
- Method Detail
  - missingDescriptor
```
public void missingDescriptor(SessionEvent event)
```
    Description copied from interface: SessionEventListener
    
    PUBLIC: This event is raised on the session if a descriptor is missing for a class being persisted. This can be used to lazy register the descriptor or set of descriptors.
    
    Specified by:
    
    missingDescriptor in interface SessionEventListener
    
    Overrides:
    
    missingDescriptor in class SessionEventAdapter