Package org.apache.jackrabbit.core.state

Examples of org.apache.jackrabbit.core.state.PropertyState

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        synchronized (data) {
            if (!isTransient()) {
                // make transient (copy-on-write)
                try {
                    PropertyState transientState =
                            stateMgr.createTransientPropertyState(
                                    data.getPropertyState(), ItemState.STATUS_EXISTING_MODIFIED);
                    // swap persistent with transient state
                    data.setState(transientState);
                } catch (ItemStateException ise) {
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        if (!isTransient()) {
            log.debug(this + " (" + id + "): there's no transient state to persist");
            return;
        }

        PropertyState transientState = data.getPropertyState();
        PropertyState persistentState = (PropertyState) transientState.getOverlayedState();
        if (persistentState == null) {
            // this property is 'new'
            persistentState = stateMgr.createNew(transientState);
        }

        synchronized (persistentState) {
            // check staleness of transient state first
            if (transientState.isStale()) {
                String msg =
                    this + ": the property cannot be saved because it has"
                    + " been modified externally.";
                log.debug(msg);
                throw new InvalidItemStateException(msg);
            }
            // copy state from transient state
            persistentState.setType(transientState.getType());
            persistentState.setMultiValued(transientState.isMultiValued());
            persistentState.setValues(transientState.getValues());
            // make state persistent
            stateMgr.store(persistentState);
        }

        // tell state manager to disconnect item state
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        data.setStatus(STATUS_NORMAL);
    }

    protected void restoreTransient(PropertyState transientState)
            throws RepositoryException {
        PropertyState thisState = null;

        if (!isTransient()) {
            thisState = (PropertyState) getOrCreateTransientItemState();
            if (transientState.getStatus() == ItemState.STATUS_NEW
                    && thisState.getStatus() != ItemState.STATUS_NEW) {
                thisState.setStatus(ItemState.STATUS_NEW);
                stateMgr.disconnectTransientItemState(thisState);
            }
        } else {
            // JCR-2503: Re-create transient state in the state manager,
            // because it was removed
            synchronized (data) {
                try {
                    thisState = stateMgr.createTransientPropertyState(
                            transientState.getParentId(),
                            transientState.getName(),
                            PropertyState.STATUS_NEW);
                    data.setState(thisState);
                } catch (ItemStateException e) {
                    throw new RepositoryException(e);
                }
            }
        }

        // reapply transient changes
        thisState.setType(transientState.getType());
        thisState.setMultiValued(transientState.isMultiValued());
        thisState.setValues(transientState.getValues());
    }
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            }
        }
        values = list.toArray(new InternalValue[list.size()]);

        // modify the state of this property
        PropertyState thisState = (PropertyState) getOrCreateTransientItemState();

        // free old values as necessary
        InternalValue[] oldValues = thisState.getValues();
        if (oldValues != null) {
            for (int i = 0; i < oldValues.length; i++) {
                InternalValue old = oldValues[i];
                if (old != null && old.getType() == BINARY) {
                    // make sure temporarily allocated data is discarded
                    // before overwriting it
                    old.discard();
                }
            }
        }

        // set new values
        thisState.setValues(values);
        // set type
        if (type == UNDEFINED) {
            // fallback to default type
            type = STRING;
        }
        thisState.setType(type);
    }
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        try {
            BufferedInputStream in =
                    new BufferedInputStream(itemStateFS.getInputStream(propFilePath));
            try {
                PropertyState state = createNew(id);
                Serializer.deserialize(state, in, blobStore);
                return state;
            } finally {
                in.close();
            }
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            log.debug(msg);
            throw new RepositoryException(msg);
        }

        // create a new property state
        PropertyState propState;
        try {
            propState =
                    stateMgr.createTransientPropertyState(getNodeId(), name,
                            ItemState.STATUS_NEW);
            propState.setType(type);
            propState.setMultiValued(def.isMultiple());
            propState.setDefinitionId(def.unwrap().getId());
            // compute system generated values if necessary
            InternalValue[] genValues =
                    computeSystemGeneratedPropertyValues(name, def);
            InternalValue[] defValues = def.unwrap().getDefaultValues();
            if (genValues != null) {
                propState.setValues(genValues);
            } else if (defValues != null) {
                propState.setValues(defValues);
            }
        } catch (ItemStateException ise) {
            String msg = "failed to add property " + name + " to "
                    + safeGetJCRPath();
            log.debug(msg);
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        // copy frozen properties
        PropertyState[] props = freeze.getFrozenProperties();
        HashSet propNames = new HashSet();
        for (int i = 0; i < props.length; i++) {
            PropertyState prop = props[i];
            propNames.add(prop.getName());
            if (prop.isMultiValued()) {
                internalSetProperty(props[i].getName(), prop.getValues());
            } else {
                internalSetProperty(props[i].getName(), prop.getValues()[0]);
            }
        }
        // remove properties that do not exist in the frozen representation
        PropertyIterator piter = getProperties();
        while (piter.hasNext()) {
            PropertyImpl prop = (PropertyImpl) piter.nextProperty();
            // ignore some props that are not well guarded by the OPV
            if (prop.getQName().equals(QName.JCR_VERSIONHISTORY)) {
                continue;
            } else if (prop.getQName().equals(QName.JCR_PREDECESSORS)) {
                continue;
            }
            if (prop.getDefinition().getOnParentVersion() == OnParentVersionAction.COPY
                    || prop.getDefinition().getOnParentVersion() == OnParentVersionAction.VERSION) {
                if (!propNames.contains(prop.getQName())) {
                    removeChildProperty(prop.getQName());
                }
            }
        }

        // add 'auto-create' properties that do not exist yet
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        Set props = node.getPropertyNames();
        for (Iterator it = props.iterator(); it.hasNext();) {
            QName propName = (QName) it.next();
            PropertyId id = new PropertyId(node.getNodeId(), propName);
            try {
                PropertyState propState = (PropertyState) stateProvider.getItemState(id);
                InternalValue[] values = propState.getValues();
                for (int i = 0; i < values.length; i++) {
                    addValue(doc, values[i], propState.getName());
                }
                if (values.length > 1) {
                    // real multi-valued
                    addMVPName(doc, propState.getName());
                }
            } catch (NoSuchItemStateException e) {
                throwRepositoryException(e);
            } catch (ItemStateException e) {
                throwRepositoryException(e);
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            if (!jcrData.equals(fieldName)) {
                // don't know how to index
                return;
            }
            if (node.hasPropertyName(QName.JCR_MIMETYPE)) {
                PropertyState dataProp = (PropertyState) stateProvider.getItemState(
                        new PropertyId(node.getNodeId(), QName.JCR_DATA));
                PropertyState mimeTypeProp =
                        (PropertyState) stateProvider.getItemState(
                                new PropertyId(node.getNodeId(), QName.JCR_MIMETYPE));

                // jcr:encoding is not mandatory
                String encoding = null;
                if (node.hasPropertyName(QName.JCR_ENCODING)) {
                    PropertyState encodingProp =
                            (PropertyState) stateProvider.getItemState(
                                    new PropertyId(node.getNodeId(), QName.JCR_ENCODING));
                    encoding = encodingProp.getValues()[0].internalValue().toString();
                }

                String mimeType = mimeTypeProp.getValues()[0].internalValue().toString();
                Map fields = Collections.EMPTY_MAP;
                for (Iterator it = textFilters.iterator(); it.hasNext();) {
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                        throw new ConstraintViolationException(msg);
                    }
                }
            } else {
                // the transient item is a property
                PropertyState propState = (PropertyState) itemState;
                ItemId propId = propState.getPropertyId();
                PropertyImpl prop = (PropertyImpl) itemMgr.getItem(propId);
                PropertyDefinitionImpl def =
                        (PropertyDefinitionImpl) prop.getDefinition();

                /**
                 * check value constraints
                 * (no need to check value constraints of protected properties
                 * as those are set by the implementation only, i.e. they
                 * cannot be set by the user through the api)
                 */
                if (!def.isProtected()) {
                    String[] constraints = def.getValueConstraints();
                    if (constraints != null) {
                        InternalValue[] values = propState.getValues();
                        try {
                            EffectiveNodeType.checkSetPropertyValueConstraints(
                                    def.unwrap(), values);
                        } catch (RepositoryException e) {
                            // repack exception for providing verboser error message
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Related Classes of org.apache.jackrabbit.core.state.PropertyState

  • org.apache.jackrabbit.core.BatchedItemOperations
  • org.apache.jackrabbit.core.CachingHierarchyManagerTest$StaticItemStateManager
  • org.apache.jackrabbit.core.cluster.ChangeLogRecord
  • org.apache.jackrabbit.core.cluster.PropertyAddedOperation
  • org.apache.jackrabbit.core.cluster.PropertyDeletedOperation
  • org.apache.jackrabbit.core.cluster.PropertyModifiedOperation
  • org.apache.jackrabbit.core.cluster.UpdateEventFactory
  • org.apache.jackrabbit.core.data.GarbageCollector
  • org.apache.jackrabbit.core.gc.GarbageCollector
  • org.apache.jackrabbit.core.HierarchyManagerImpl
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