Package org.eclipse.persistence.internal.identitymaps

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

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    public void validateDelete(int rowCount, Object object, DeleteObjectQuery query) {
        if (rowCount <= 0) {
            // Mark the object as invalid in the session cache, only if version is the same as in query.
            Vector primaryKey = query.getPrimaryKey();
            AbstractSession session = query.getSession().getParentIdentityMapSession(query, true, true);
            CacheKey cacheKey = session.getIdentityMapAccessorInstance().getCacheKeyForObject(primaryKey, query.getReferenceClass(), query.getDescriptor());
            if ((cacheKey != null) && (cacheKey.getObject() != null) && (query.getObjectChangeSet() != null)) {
                Object queryVersion = query.getObjectChangeSet().getInitialWriteLockValue();
                Object cacheVersion = getWriteLockValue(cacheKey.getObject(), primaryKey, session);
                if (compareWriteLockValues(queryVersion, cacheVersion) != 0) {
                    cacheKey.setInvalidationState(CacheKey.CACHE_KEY_INVALID);
                }
            }
            throw OptimisticLockException.objectChangedSinceLastReadWhenDeleting(object, query);
        }
    }
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    public void validateUpdate(int rowCount, Object object, WriteObjectQuery query) {
        if (rowCount <= 0) {
            // Mark the object as invalid in the session cache, only if version is the same as in query.
            Vector primaryKey = query.getPrimaryKey();
            AbstractSession session = query.getSession().getParentIdentityMapSession(query, true, true);
            CacheKey cacheKey = session.getIdentityMapAccessorInstance().getCacheKeyForObject(primaryKey, query.getReferenceClass(), query.getDescriptor());
            if ((cacheKey != null) && (cacheKey.getObject() != null) && (query.getObjectChangeSet() != null)) {
                Object queryVersion = query.getObjectChangeSet().getInitialWriteLockValue();
                Object cacheVersion = getWriteLockValue(cacheKey.getObject(), primaryKey, session);
                if (compareWriteLockValues(queryVersion, cacheVersion) >= 0) {
                    cacheKey.setInvalidationState(CacheKey.CACHE_KEY_INVALID);
                }
            }
            throw OptimisticLockException.objectChangedSinceLastReadWhenUpdating(object, query);
        }
    }
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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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        this.cacheSynchronizationType = ClassDescriptor.UNDEFINED_OBJECT_CHANGE_BEHAVIOR;
        this.cloneObject = cloneObject;
        this.isNew = isNew;
        this.shouldBeDeleted = false;
        if ((primaryKey != null) && !primaryKey.contains(null)) {
            this.cacheKey = new CacheKey(primaryKey);
        }
        this.classType = descriptor.getJavaClass();
        this.className = this.classType.getName();
        this.descriptor = descriptor;
        this.cacheSynchronizationType = descriptor.getCacheSynchronizationType();
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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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        // if the object has any primary key fields set, add it to the cache
        if (session.isUnitOfWork()) {
            ClassDescriptor xmlDescriptor = treeObjectBuilder.getDescriptor();
            if ((xmlDescriptor != null) && (xmlDescriptor.getPrimaryKeyFieldNames().size() > 0)) {
                Vector pk = treeObjectBuilder.extractPrimaryKeyFromObject(object, session);
                CacheKey key = session.getIdentityMapAccessorInstance().acquireDeferredLock(pk, xmlDescriptor.getJavaClass(), xmlDescriptor);
                key.setRecord(this);
                key.setObject(object);
                key.releaseDeferredLock();
            }
        }
      
    }
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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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        if (query.getObjectChangeSet() == null) {
            Object objectInMemory = getRealAttributeValueFromObject(query.getObject(), query.getSession());
   
            // delete the object in the database if it is no more a referenced object.           
            if (objectInDatabase != objectInMemory) {
                CacheKey cacheKeyForObjectInDatabase = null;
                CacheKey cacheKeyForObjectInMemory = new CacheKey(new Vector());
   
                cacheKeyForObjectInDatabase = new CacheKey(getPrimaryKeyForObject(objectInDatabase, query.getSession()));
   
                if (objectInMemory != null) {
                    cacheKeyForObjectInMemory = new CacheKey(getPrimaryKeyForObject(objectInMemory, query.getSession()));
                }
   
                if (cacheKeysAreEqual(cacheKeyForObjectInDatabase, cacheKeyForObjectInMemory)) {
                    return;
                }
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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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