How to use
shouldUpdateVersionOnMappingChange
method
in
org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy

Best Java code snippets using org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.shouldUpdateVersionOnMappingChange (Showing top 3 results out of 315)

Common ways to obtain OptimisticLockingPolicy

private void myMethod () {
 OptimisticLockingPolicy o =ClassDescriptor descriptor;descriptor.getOptimisticLockingPolicy()
UnidirectionalOneToManyMapping unidirectionalOneToManyMapping;unidirectionalOneToManyMapping.getReferenceDescriptor().getOptimisticLockingPolicy()
ExpressionQueryMechanism expressionQueryMechanism;expressionQueryMechanism.getDescriptor().getOptimisticLockingPolicy()
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}

/**
 * Add the attribute change record.
 */
public void addChange(ChangeRecord changeRecord) {
  if (changeRecord == null) {
    return;
  }
  String attributeName = changeRecord.getAttribute();
  Map attributeToChanges = getAttributesToChanges();
  List changes = getChanges();
  ChangeRecord existingChangeRecord = (ChangeRecord)attributeToChanges.get(attributeName);
  // change tracking may add a change to an existing attribute fix that here.
  if (existingChangeRecord != null) {
    changes.remove(existingChangeRecord);
  }
  changes.add(changeRecord);
  attributeToChanges.put(attributeName, changeRecord);
  dirtyUOWChangeSet();
  
  // now let's do some house keeping.
  DatabaseMapping mapping = changeRecord.getMapping();
  OptimisticLockingPolicy olp = getDescriptor().getOptimisticLockingPolicy();
  if (olp != null){
    if ((olp.shouldUpdateVersionOnOwnedMappingChange() && mapping.isOwned()) || (olp.shouldUpdateVersionOnMappingChange())){
      this.shouldModifyVersionField = true;  // must update version field when owned mapping changes
    }
  }
}

/**
 * Add the attribute change record.
 */
public void addChange(ChangeRecord changeRecord) {
  if (changeRecord == null) {
    return;
  }
  String attributeName = changeRecord.getAttribute();
  Map attributeToChanges = getAttributesToChanges();
  List changes = getChanges();
  ChangeRecord existingChangeRecord = (ChangeRecord)attributeToChanges.get(attributeName);
  // change tracking may add a change to an existing attribute fix that here.
  if (existingChangeRecord != null) {
    changes.remove(existingChangeRecord);
  }
  changes.add(changeRecord);
  attributeToChanges.put(attributeName, changeRecord);
  dirtyUOWChangeSet();
  // now let's do some house keeping.
  DatabaseMapping mapping = changeRecord.getMapping();
  OptimisticLockingPolicy olp = getDescriptor().getOptimisticLockingPolicy();
  if (olp != null){
    if ((olp.shouldUpdateVersionOnOwnedMappingChange() && mapping.isOwned()) || (olp.shouldUpdateVersionOnMappingChange())){
      this.shouldModifyVersionField = true;  // must update version field when owned mapping changes
    }
  }
}

/**
 * Add the attribute change record.
 */
public void addChange(ChangeRecord changeRecord) {
  if (changeRecord == null) {
    return;
  }
  String attributeName = changeRecord.getAttribute();
  Map attributeToChanges = getAttributesToChanges();
  List changes = getChanges();
  ChangeRecord existingChangeRecord = (ChangeRecord)attributeToChanges.get(attributeName);
  // change tracking may add a change to an existing attribute fix that here.
  if (existingChangeRecord != null) {
    changes.remove(existingChangeRecord);
  }
  changes.add(changeRecord);
  attributeToChanges.put(attributeName, changeRecord);
  dirtyUOWChangeSet();
  
  // now let's do some house keeping.
  DatabaseMapping mapping = changeRecord.getMapping();
  OptimisticLockingPolicy olp = getDescriptor().getOptimisticLockingPolicy();
  if (olp != null){
    if ((olp.shouldUpdateVersionOnOwnedMappingChange() && mapping.isOwned()) || (olp.shouldUpdateVersionOnMappingChange())){
      this.shouldModifyVersionField = true;  // must update version field when owned mapping changes
    }
  }
}

Javadoc

INTERNAL: Returns true if the policy has been set to set an optimistic read lock when any mapping changes.

Popular methods of OptimisticLockingPolicy

addLockFieldsToUpdateRow
INTERNAL: Add update fields for template row. These are any unmapped fields required to write in an
addLockValuesToTranslationRow
INTERNAL: The method should update the translation row with the correct write lock values. This meth
buildDeleteExpression
INTERNAL: When given an expression, this method will return a new expression with the optimistic loc
buildUpdateExpression
INTERNAL: When given an expression, this method will return a new expression with the optimistic loc
clone
compareWriteLockValues
INTERNAL: This method shouldn't be called if supportsWriteLockValuesComparison() returns false. This
getBaseValue
INTERNAL: This is the base value that is older than all other values, it is used in the place of nul
getValueToPutInCache
INTERNAL: Return the value that should be stored in the identity map. If the value is not stored in
getVersionDifference
PUBLIC: Return the number of versions different between these objects.
getWriteLockField
INTERNAL: Return the write lock field. #see this method in VersionLockingPolicy
getWriteLockUpdateExpression
INTERNAL: This method will return an expression that is used to update its optimistic locking field
getWriteLockValue
INTERNAL: This method will return the optimistic lock value for the object #see this method in Versi

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How to use shouldUpdateVersionOnMappingChangemethodin org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy

Best Java code snippets using org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.shouldUpdateVersionOnMappingChange (Showing top 3 results out of 315)

How to use
shouldUpdateVersionOnMappingChange
method
in
org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy