List of shouldAcquireCascadedLocks() Examples

Examples of shouldAcquireCascadedLocks()

oracle.toplink.essentials.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()
INTERNAL: PERF: Return if deferred locks should be used. Used to optimize read locking. This is determined based on if any relationships do not use indirection.
org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()
INTERNAL: PERF: Return if deferred locks should be used. Used to optimize read locking. This is determined based on if any relationships do not use indirection.

Examples of oracle.toplink.essentials.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

        // PERF: Cache if check to write is required.
        boolean identityMapLocked = this.shouldCheckWriteLock && getParent().getIdentityMapAccessorInstance().acquireWriteLock();
        boolean rootOfCloneRecursion = false;
        if ((!identityMapLocked) && (this.objectsLockedForClone == null)) {//we may have locked all required objects already
            // PERF: If a simple object just acquire a simple read-lock.
            if (descriptor.shouldAcquireCascadedLocks()) {
                this.objectsLockedForClone = getParent().getIdentityMapAccessorInstance().getWriteLockManager().acquireLocksForClone(original, descriptor, cacheKey.getKey(), getParent());
            } else {
                cacheKey.acquireReadLock();
            }
            rootOfCloneRecursion = true;

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

                    return InvalidObject.instance;
                }
                // Must be checked separately as the expression and row is not yet set.
                query.setSelectionKey(selectionKey);
            }
            if (descriptor.shouldAcquireCascadedLocks()) {
                cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(selectionKey, query.getReferenceClass(), false, descriptor);
            } else {
                cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMap(selectionKey, query.getReferenceClass(), false, descriptor);
            }
            // Also check if key is null, cannot exist.

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()


                // If an exact primary key was extracted or should check cache by exact
                // primary key only this will become the final check.
                if ((selectionKey != null) || query.shouldCheckCacheByExactPrimaryKey()) {
                    if (selectionKey != null) {
                        if (descriptor.shouldAcquireCascadedLocks()) {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(selectionKey, query.getReferenceClass(), false, descriptor);
                        } else {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMap(selectionKey, query.getReferenceClass(), false, descriptor);
                        }
                        // Because it was exact primary key if the lookup failed then it is not there.

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

                    // check if it conforms.  Failure of this object to conform however does not
                    // rule out a cache hit.
                    Vector inexactSelectionKey = descriptor.getObjectBuilder().extractPrimaryKeyFromExpression(false, selectionCriteria, translationRow, session);// Check for any primary key in expression, may have other stuff.
                    if (inexactSelectionKey != null) {
                        // PERF: Only use deferred lock when required.
                        if (descriptor.shouldAcquireCascadedLocks()) {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(inexactSelectionKey, query.getReferenceClass(), false, descriptor);
                        } else {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMap(inexactSelectionKey, query.getReferenceClass(), false, descriptor);
                        }
                        if (cachedObject != null) {

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

            } else {
                return null;
            }
        }
        
        if (descriptor.shouldAcquireCascadedLocks()) {
            return session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(primaryKeyValues, getReadObjectQuery().getReferenceClass(), false, descriptor);
        } else {
            return session.getIdentityMapAccessorInstance().getFromIdentityMap(primaryKeyValues, getReadObjectQuery().getReferenceClass(), false, descriptor);
        }        
    }

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

            session.checkAndRefreshInvalidObject(objectFromCache, cacheKey, descriptor);
        } else {
            // Check if we have locked all required objects already.
            if (this.objectsLockedForClone == null) {
                // PERF: If a simple object just acquire a simple read-lock.
                if (concreteDescriptor.shouldAcquireCascadedLocks()) {
                    this.objectsLockedForClone = parentIdentityMapAccessor.getWriteLockManager().acquireLocksForClone(objectFromCache, concreteDescriptor, cacheKey, session);
                } else {
                    session.checkAndRefreshInvalidObject(objectFromCache, cacheKey, descriptor);
                    cacheKey.acquireReadLock();
                }

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

                    return InvalidObject.instance;
                }
                // Must be checked separately as the expression and row is not yet set.
                query.setSelectionKey(selectionKey);
            }
            if (descriptor.shouldAcquireCascadedLocks()) {
                cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(selectionKey, query.getReferenceClass(), false, descriptor);
            } else {
                cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMap(selectionKey, query.getReferenceClass(), false, descriptor);
            }
            // Also check if key is null, cannot exist.

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()


                // If an exact primary key was extracted or should check cache by exact
                // primary key only this will become the final check.
                if ((selectionKey != null) || query.shouldCheckCacheByExactPrimaryKey()) {
                    if (selectionKey != null) {
                        if (descriptor.shouldAcquireCascadedLocks()) {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(selectionKey, query.getReferenceClass(), false, descriptor);
                        } else {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMap(selectionKey, query.getReferenceClass(), false, descriptor);
                        }
                        // Because it was exact primary key if the lookup failed then it is not there.

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

                    // check if it conforms.  Failure of this object to conform however does not
                    // rule out a cache hit.
                    Vector inexactSelectionKey = descriptor.getObjectBuilder().extractPrimaryKeyFromExpression(false, selectionCriteria, translationRow, session);// Check for any primary key in expression, may have other stuff.
                    if (inexactSelectionKey != null) {
                        // PERF: Only use deferred lock when required.
                        if (descriptor.shouldAcquireCascadedLocks()) {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(inexactSelectionKey, query.getReferenceClass(), false, descriptor);
                        } else {
                            cachedObject = session.getIdentityMapAccessorInstance().getFromIdentityMap(inexactSelectionKey, query.getReferenceClass(), false, descriptor);
                        }
                        if (cachedObject != null) {

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.shouldAcquireCascadedLocks()

        Object primaryKey = descriptor.getObjectBuilder().extractPrimaryKeyFromRow(translationRow, session);
        if (primaryKey == null) {
            return null;
        }
        
        if (query.isObjectBuildingQuery() && ((ObjectBuildingQuery)query).requiresDeferredLocks() || descriptor.shouldAcquireCascadedLocks()) {
            return session.getIdentityMapAccessorInstance().getFromIdentityMapWithDeferredLock(primaryKey, getReadObjectQuery().getReferenceClass(), false, descriptor);
        } else {
            return session.getIdentityMapAccessorInstance().getFromLocalIdentityMap(primaryKey, getReadObjectQuery().getReferenceClass(), false, descriptor);
        }        
    }

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