Package org.eclipse.persistence.internal.identitymaps

Examples of org.eclipse.persistence.internal.identitymaps.CacheKey

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                            if (null == value) {
                                XMLField pkField = (XMLField) xmlDescriptor.getPrimaryKeyFields().get(x);
                                ((CacheId)pk).set(x, getUnmarshaller().getXMLContext().getValueByXPath(currentObject, pkField.getXPath(), pkField.getNamespaceResolver(), Object.class));
                            }
                        }
                        CacheKey key = session.getIdentityMapAccessorInstance().acquireDeferredLock(pk, xmlDescriptor.getJavaClass(), xmlDescriptor);
                        key.setRecord(this);
                        key.setObject(currentObject);
                        key.releaseDeferredLock();
                    }
                }
            }
        }
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            // If this is a UOW and modification queries have been executed, the cache cannot be trusted.
            if (this.checkDatabaseIfInvalid && (session.isUnitOfWork() &&  ((UnitOfWorkImpl)session).shouldReadFromDB())) {
                return null;
            }
               
            CacheKey cacheKey;
            Class objectClass = object.getClass();
            AbstractSession tempSession = session;
            while (tempSession.isUnitOfWork()){ //could be nested lets check all UOWs
                cacheKey = tempSession.getIdentityMapAccessorInstance().getCacheKeyForObjectForLock(primaryKey, objectClass, descriptor);
                if (cacheKey != null) {
                    // If in the UOW cache it can't be invalid.
                    return Boolean.TRUE;
                }
                tempSession = ((UnitOfWorkImpl)tempSession).getParent();
            }
            // Did not find it registered in UOW so check main cache and check for invalidation.
            cacheKey = tempSession.getIdentityMapAccessorInstance().getCacheKeyForObject(primaryKey,objectClass, descriptor);
               
            if ((cacheKey != null)) {
                // Assume that if there is a cachekey, object exists.
                if (this.checkDatabaseIfInvalid) {
                    checkDescriptor(object, session);
                    if (getDescriptor().getCacheInvalidationPolicy().isInvalidated(cacheKey, System.currentTimeMillis())) {
                        return null;
                    }
                }
               
                Object objectFromCache = cacheKey.getObject();
                if ((session.isUnitOfWork()) && ((UnitOfWorkImpl)session).wasDeleted(objectFromCache)) {
                    if (shouldCheckCacheForDoesExist()) {
                        return Boolean.FALSE;
                    }
                } else {
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     * Assumes the transaction in in post commit stage.
     */
    public void putNewObjectInChangesList(ObjectChangeSet objectChangeSet, AbstractSession session) {
        // Must reset the cache key for new objects assigned in insert.
        if (objectChangeSet.getCacheKey() == null) {
            objectChangeSet.setCacheKey(new CacheKey(session.getDescriptor(objectChangeSet.getUnitOfWorkClone().getClass()).getObjectBuilder().extractPrimaryKeyFromObject(objectChangeSet.getUnitOfWorkClone(), session, false)));
        }
        this.addObjectChangeSet(objectChangeSet, session, false);
        removeObjectChangeSetFromNewList(objectChangeSet, session);
    }
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        ClassDescriptor descriptor = getSession().getDescriptor(object);
        Vector key = descriptor.getObjectBuilder().extractPrimaryKeyFromObject(object, getSession());
        objectDescriptor.setKey(key);
        objectDescriptor.setWriteLockValue(getSession().getIdentityMapAccessorInstance().getWriteLockValue(key, object.getClass(), descriptor));
        objectDescriptor.setObject(object);
        CacheKey cacheKey = getSession().getIdentityMapAccessorInstance().getCacheKeyForObjectForLock(key, object.getClass(), descriptor);

        // Check for null because when there is NoIdentityMap, CacheKey will be null
        if (cacheKey != null) {
            objectDescriptor.setReadTime(cacheKey.getReadTime());
        }
        return objectDescriptor;
    }
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        super();
        this.cloneObject = cloneObject;
        this.isNew = isNew;
        this.shouldBeDeleted = false;
        if ((primaryKey != null) && !primaryKey.contains(null)) {
            this.cacheKey = new CacheKey(primaryKey);
        }
        this.classType = classType;
        this.className = this.classType.getName();
        this.unitOfWorkChangeSet = parent;
        this.isAggregate = false;
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    public void setPrimaryKeys(Vector key) {
        if (key == null) {
            return;
        }
        if (getCacheKey() == null) {
            setCacheKey(new CacheKey(key));
        } else {
            getCacheKey().setKey(key);
        }
    }
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                objectChangeSet = (ObjectChangeSet)((UnitOfWorkImpl)getSession()).getUnitOfWorkChangeSet().getObjectChangeSetForClone(object);
            }
            if (objectChangeSet != null) {
                updateChangeSet(getDescriptor(), objectChangeSet, row, object);
                if (primaryKeys != null) {
                    objectChangeSet.setCacheKey(new CacheKey(primaryKeys));
                }
            }
        }
    }
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            if ((objectChangeSet == null) && (((UnitOfWorkImpl)session).getUnitOfWorkChangeSet() != null)) {
                objectChangeSet = (ObjectChangeSet)((UnitOfWorkImpl)session).getUnitOfWorkChangeSet().getObjectChangeSetForClone(object);
            }
            if (objectChangeSet != null) {
                updateChangeSet(descriptor, objectChangeSet, sequenceNumberField, object);
                objectChangeSet.setCacheKey(new CacheKey(primaryKey));
            }
        }
    }
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            Vector pk = extractPrimaryKeyFromObject(object, session);
            if ((pk == null) || (pk.size() == 0)) {
                pk = new Vector();
                pk.addElement(new WeakObjectWrapper(object));
            }
            CacheKey cacheKey = session.getIdentityMapAccessorInstance().getCacheKeyForObject(pk, getDescriptor().getJavaClass(), getDescriptor());
            if ((cacheKey != null) && (cacheKey.getRecord() != null)) {
                XMLRecord nestedRecord = (XMLRecord)cacheKey.getRecord();
                nestedRecord.setMarshaller(parentRecord.getMarshaller());
                nestedRecord.setLeafElementType(parentRecord.getLeafElementType());
                parentRecord.setLeafElementType(null);
                return buildIntoNestedRow(nestedRecord, object, session, addXsiType);
            }
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        if (isXmlDescriptor() && ((XMLDescriptor)concreteDescriptor).getPrimaryKeyFieldNames().size() > 0) {
            if ((pk == null) || (pk.size() == 0)) {
                pk = new Vector();
                pk.addElement(new WeakObjectWrapper(domainObject));
            }
            CacheKey key = query.getSession().getIdentityMapAccessorInstance().acquireDeferredLock(pk, concreteDescriptor.getJavaClass(), concreteDescriptor);
            if (((XMLDescriptor)concreteDescriptor).shouldPreserveDocument()) {
                key.setRecord(databaseRow);
            }
            key.setObject(domainObject);
            key.releaseDeferredLock();
        }
        DocumentPreservationPolicy docPresPolicy = ((DOMRecord)row).getDocPresPolicy();
        if(docPresPolicy != null) {
            //EIS XML Cases won't have a doc pres policy set
            ((DOMRecord)row).getDocPresPolicy().addObjectToCache(domainObject, ((DOMRecord)row).getDOM());
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Related Classes of org.eclipse.persistence.internal.identitymaps.CacheKey

  • org.eclipse.persistence.descriptors.CachePolicy
  • org.eclipse.persistence.descriptors.VersionLockingPolicy
  • org.eclipse.persistence.eis.mappings.EISOneToManyMapping
  • org.eclipse.persistence.internal.jpa.CacheImpl
  • org.eclipse.persistence.internal.oxm.documentpreservation.DescriptorLevelDocumentPreservationPolicy
  • org.eclipse.persistence.internal.oxm.XMLObjectBuilder
  • org.eclipse.persistence.internal.queries.DatabaseQueryMechanism
  • org.eclipse.persistence.internal.queries.ExpressionQueryMechanism
  • org.eclipse.persistence.internal.queries.JoinedAttributeManager
  • org.eclipse.persistence.internal.sessions.IsolatedClientSession
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