Examples with ValueType org.qi4j.api.type.ValueType used on opensource projects

Example 11 with ValueType

use of org.qi4j.api.type.ValueType in project qi4j-sdk by Qi4j.

the class PreferencesEntityStoreMixin method writeEntityState.

protected void writeEntityState(DefaultEntityState state, Preferences entityPrefs, String identity, long lastModified) throws EntityStoreException {
    try {
        // Store into Preferences API
        entityPrefs.put("type", first(state.entityDescriptor().types()).getName());
        entityPrefs.put("version", identity);
        entityPrefs.putLong("modified", lastModified);
        // Properties
        Preferences propsPrefs = entityPrefs.node("properties");
        for (PropertyDescriptor persistentProperty : state.entityDescriptor().state().properties()) {
            if (persistentProperty.qualifiedName().name().equals("identity")) {
                // Skip Identity.identity()
                continue;
            }
            Object value = state.properties().get(persistentProperty.qualifiedName());
            if (value == null) {
                propsPrefs.remove(persistentProperty.qualifiedName().name());
            } else {
                ValueType valueType = persistentProperty.valueType();
                Class<?> mainType = valueType.mainType();
                if (Number.class.isAssignableFrom(mainType)) {
                    if (mainType.equals(Long.class)) {
                        propsPrefs.putLong(persistentProperty.qualifiedName().name(), (Long) value);
                    } else if (mainType.equals(Integer.class)) {
                        propsPrefs.putInt(persistentProperty.qualifiedName().name(), (Integer) value);
                    } else if (mainType.equals(Double.class)) {
                        propsPrefs.putDouble(persistentProperty.qualifiedName().name(), (Double) value);
                    } else if (mainType.equals(Float.class)) {
                        propsPrefs.putFloat(persistentProperty.qualifiedName().name(), (Float) value);
                    } else {
                        // Store as string even though it's a number
                        String jsonString = valueSerialization.serialize(value);
                        propsPrefs.put(persistentProperty.qualifiedName().name(), jsonString);
                    }
                } else if (mainType.equals(Boolean.class)) {
                    propsPrefs.putBoolean(persistentProperty.qualifiedName().name(), (Boolean) value);
                } else if (valueType instanceof ValueCompositeType || valueType instanceof MapType || valueType instanceof CollectionType || valueType instanceof EnumType) {
                    String jsonString = valueSerialization.serialize(value);
                    propsPrefs.put(persistentProperty.qualifiedName().name(), jsonString);
                } else {
                    String jsonString = valueSerialization.serialize(value);
                    propsPrefs.put(persistentProperty.qualifiedName().name(), jsonString);
                }
            }
        }
        // Associations
        if (!state.associations().isEmpty()) {
            Preferences assocsPrefs = entityPrefs.node("associations");
            for (Map.Entry<QualifiedName, EntityReference> association : state.associations().entrySet()) {
                if (association.getValue() == null) {
                    assocsPrefs.remove(association.getKey().name());
                } else {
                    assocsPrefs.put(association.getKey().name(), association.getValue().identity());
                }
            }
        }
        // ManyAssociations
        if (!state.manyAssociations().isEmpty()) {
            Preferences manyAssocsPrefs = entityPrefs.node("manyassociations");
            for (Map.Entry<QualifiedName, List<EntityReference>> manyAssociations : state.manyAssociations().entrySet()) {
                StringBuilder manyAssocs = new StringBuilder();
                for (EntityReference entityReference : manyAssociations.getValue()) {
                    if (manyAssocs.length() > 0) {
                        manyAssocs.append("\n");
                    }
                    manyAssocs.append(entityReference.identity());
                }
                if (manyAssocs.length() > 0) {
                    manyAssocsPrefs.put(manyAssociations.getKey().name(), manyAssocs.toString());
                }
            }
        }
    } catch (ValueSerializationException e) {
        throw new EntityStoreException("Could not store EntityState", e);
    }
}

Example 12 with ValueType

use of org.qi4j.api.type.ValueType in project qi4j-sdk by Qi4j.

the class PreferencesEntityStoreMixin method entityStateOf.

@Override
public EntityState entityStateOf(EntityStoreUnitOfWork unitOfWork, EntityReference identity) {
    try {
        DefaultEntityStoreUnitOfWork desuw = (DefaultEntityStoreUnitOfWork) unitOfWork;
        Module module = desuw.module();
        if (!root.nodeExists(identity.identity())) {
            throw new NoSuchEntityException(identity);
        }
        Preferences entityPrefs = root.node(identity.identity());
        String type = entityPrefs.get("type", null);
        EntityStatus status = EntityStatus.LOADED;
        EntityDescriptor entityDescriptor = module.entityDescriptor(type);
        if (entityDescriptor == null) {
            throw new EntityTypeNotFoundException(type);
        }
        Map<QualifiedName, Object> properties = new HashMap<QualifiedName, Object>();
        Preferences propsPrefs = null;
        for (PropertyDescriptor persistentPropertyDescriptor : entityDescriptor.state().properties()) {
            if (persistentPropertyDescriptor.qualifiedName().name().equals("identity")) {
                // Fake identity property
                properties.put(persistentPropertyDescriptor.qualifiedName(), identity.identity());
                continue;
            }
            if (propsPrefs == null) {
                propsPrefs = entityPrefs.node("properties");
            }
            ValueType propertyType = persistentPropertyDescriptor.valueType();
            Class<?> mainType = propertyType.mainType();
            if (Number.class.isAssignableFrom(mainType)) {
                if (mainType.equals(Long.class)) {
                    properties.put(persistentPropertyDescriptor.qualifiedName(), this.getNumber(propsPrefs, persistentPropertyDescriptor, new NumberParser<Long>() {

                        @Override
                        public Long parse(String str) {
                            return Long.parseLong(str);
                        }
                    }));
                } else if (mainType.equals(Integer.class)) {
                    properties.put(persistentPropertyDescriptor.qualifiedName(), this.getNumber(propsPrefs, persistentPropertyDescriptor, new NumberParser<Integer>() {

                        @Override
                        public Integer parse(String str) {
                            return Integer.parseInt(str);
                        }
                    }));
                } else if (mainType.equals(Double.class)) {
                    properties.put(persistentPropertyDescriptor.qualifiedName(), this.getNumber(propsPrefs, persistentPropertyDescriptor, new NumberParser<Double>() {

                        @Override
                        public Double parse(String str) {
                            return Double.parseDouble(str);
                        }
                    }));
                } else if (mainType.equals(Float.class)) {
                    properties.put(persistentPropertyDescriptor.qualifiedName(), this.getNumber(propsPrefs, persistentPropertyDescriptor, new NumberParser<Float>() {

                        @Override
                        public Float parse(String str) {
                            return Float.parseFloat(str);
                        }
                    }));
                } else {
                    // Load as string even though it's a number
                    String json = propsPrefs.get(persistentPropertyDescriptor.qualifiedName().name(), null);
                    Object value;
                    if (json == null) {
                        value = null;
                    } else {
                        value = valueSerialization.deserialize(persistentPropertyDescriptor.valueType(), json);
                    }
                    properties.put(persistentPropertyDescriptor.qualifiedName(), value);
                }
            } else if (mainType.equals(Boolean.class)) {
                Boolean initialValue = (Boolean) persistentPropertyDescriptor.initialValue(module);
                properties.put(persistentPropertyDescriptor.qualifiedName(), propsPrefs.getBoolean(persistentPropertyDescriptor.qualifiedName().name(), initialValue == null ? false : initialValue));
            } else if (propertyType instanceof ValueCompositeType || propertyType instanceof MapType || propertyType instanceof CollectionType || propertyType instanceof EnumType) {
                String json = propsPrefs.get(persistentPropertyDescriptor.qualifiedName().name(), null);
                Object value;
                if (json == null) {
                    value = null;
                } else {
                    value = valueSerialization.deserialize(persistentPropertyDescriptor.valueType(), json);
                }
                properties.put(persistentPropertyDescriptor.qualifiedName(), value);
            } else {
                String json = propsPrefs.get(persistentPropertyDescriptor.qualifiedName().name(), null);
                if (json == null) {
                    if (persistentPropertyDescriptor.initialValue(module) != null) {
                        properties.put(persistentPropertyDescriptor.qualifiedName(), persistentPropertyDescriptor.initialValue(module));
                    } else {
                        properties.put(persistentPropertyDescriptor.qualifiedName(), null);
                    }
                } else {
                    Object value = valueSerialization.deserialize(propertyType, json);
                    properties.put(persistentPropertyDescriptor.qualifiedName(), value);
                }
            }
        }
        // Associations
        Map<QualifiedName, EntityReference> associations = new HashMap<QualifiedName, EntityReference>();
        Preferences assocs = null;
        for (AssociationDescriptor associationType : entityDescriptor.state().associations()) {
            if (assocs == null) {
                assocs = entityPrefs.node("associations");
            }
            String associatedEntity = assocs.get(associationType.qualifiedName().name(), null);
            EntityReference value = associatedEntity == null ? null : EntityReference.parseEntityReference(associatedEntity);
            associations.put(associationType.qualifiedName(), value);
        }
        // ManyAssociations
        Map<QualifiedName, List<EntityReference>> manyAssociations = new HashMap<QualifiedName, List<EntityReference>>();
        Preferences manyAssocs = null;
        for (AssociationDescriptor manyAssociationType : entityDescriptor.state().manyAssociations()) {
            if (manyAssocs == null) {
                manyAssocs = entityPrefs.node("manyassociations");
            }
            List<EntityReference> references = new ArrayList<EntityReference>();
            String entityReferences = manyAssocs.get(manyAssociationType.qualifiedName().name(), null);
            if (entityReferences == null) {
                // ManyAssociation not found, default to empty one
                manyAssociations.put(manyAssociationType.qualifiedName(), references);
            } else {
                String[] refs = entityReferences.split("\n");
                for (String ref : refs) {
                    EntityReference value = ref == null ? null : EntityReference.parseEntityReference(ref);
                    references.add(value);
                }
                manyAssociations.put(manyAssociationType.qualifiedName(), references);
            }
        }
        return new DefaultEntityState(desuw, entityPrefs.get("version", ""), entityPrefs.getLong("modified", unitOfWork.currentTime()), identity, status, entityDescriptor, properties, associations, manyAssociations);
    } catch (ValueSerializationException e) {
        throw new EntityStoreException(e);
    } catch (BackingStoreException e) {
        throw new EntityStoreException(e);
    }
}

Example 13 with ValueType

use of org.qi4j.api.type.ValueType in project qi4j-sdk by Qi4j.

the class EntityStateSerializer method serializeProperty.

private void serializeProperty(PropertyDescriptor persistentProperty, Object property, Resource subject, Graph graph, boolean includeNonQueryable) {
    if (!(includeNonQueryable || persistentProperty.queryable())) {
        // Skip non-queryable
        return;
    }
    ValueType valueType = persistentProperty.valueType();
    final ValueFactory valueFactory = graph.getValueFactory();
    String propertyURI = persistentProperty.qualifiedName().toURI();
    URI predicate = valueFactory.createURI(propertyURI);
    String baseURI = propertyURI.substring(0, propertyURI.indexOf('#')) + "/";
    if (valueType instanceof ValueCompositeType) {
        serializeValueComposite(subject, predicate, (ValueComposite) property, valueType, graph, baseURI, includeNonQueryable);
    } else {
        String stringProperty = valueSerializer.serialize(property, false);
        final Literal object = valueFactory.createLiteral(stringProperty);
        graph.add(subject, predicate, object);
    }
}

Example 14 with ValueType

use of org.qi4j.api.type.ValueType in project qi4j-sdk by Qi4j.

the class ValueDeserializerAdapter method deserializeValueComposite.

private <T> T deserializeValueComposite(ValueCompositeType valueCompositeType, Class<?> valueBuilderType, InputNodeType inputNode) throws Exception {
    final Map<String, Object> stateMap = new HashMap<String, Object>();
    // Properties
    for (PropertyDescriptor property : valueCompositeType.properties()) {
        String propertyName = property.qualifiedName().name();
        Object value;
        if (objectHasField(inputNode, propertyName)) {
            value = getObjectFieldValue(inputNode, propertyName, buildDeserializeInputNodeFunction(property.valueType()));
            TREE_PARSING_LOG.trace("In deserializeValueComposite(), getObjectFieldValue( {} ) for key {} returned '{}' of class {}", inputNode, propertyName, value, value == null ? "N/A" : value.getClass());
            if (property.isImmutable()) {
                if (value instanceof Set) {
                    value = Collections.unmodifiableSet((Set<?>) value);
                } else if (value instanceof List) {
                    value = Collections.unmodifiableList((List<?>) value);
                } else if (value instanceof Map) {
                    value = Collections.unmodifiableMap((Map<?, ?>) value);
                }
            }
            TREE_PARSING_LOG.trace("Property {}#{}( {} ) deserialized value is '{}' of class {}", property.qualifiedName().type(), property.qualifiedName().name(), property.valueType(), value, value == null ? "N/A" : value.getClass());
        } else {
            // Serialized object does not contain the field, try to default it
            value = property.initialValue(valuesModule());
            TREE_PARSING_LOG.trace("Property {} was not defined in serialized object and has been defaulted to '{}'", property.qualifiedName(), value);
        }
        stateMap.put(propertyName, value);
    }
    // Associations
    for (AssociationDescriptor association : valueCompositeType.associations()) {
        String associationName = association.qualifiedName().name();
        if (objectHasField(inputNode, associationName)) {
            Object value = getObjectFieldValue(inputNode, associationName, buildDeserializeInputNodeFunction(new ValueType(EntityReference.class)));
            stateMap.put(associationName, value);
        }
    }
    // ManyAssociations
    for (AssociationDescriptor manyAssociation : valueCompositeType.manyAssociations()) {
        String manyAssociationName = manyAssociation.qualifiedName().name();
        if (objectHasField(inputNode, manyAssociationName)) {
            Object value = getObjectFieldValue(inputNode, manyAssociationName, buildDeserializeInputNodeFunction(new CollectionType(Collection.class, new ValueType(EntityReference.class))));
            stateMap.put(manyAssociationName, value);
        }
    }
    ValueBuilder<?> valueBuilder = buildNewValueBuilderWithState(valueBuilderType, stateMap);
    // Unchecked cast because the builder could use a type != T
    return (T) valueBuilder.newInstance();
}

Example 15 with ValueType

use of org.qi4j.api.type.ValueType in project qi4j-sdk by Qi4j.

the class AbstractCollectionSerializationTest method givenCollectionTypeWithBigIntegerAndNullElementWhenSerializingAndDeserializingExpectEquals.

@Test
public void givenCollectionTypeWithBigIntegerAndNullElementWhenSerializingAndDeserializingExpectEquals() throws Exception {
    String output = valueSerialization.serialize(bigIntegerCollection());
    CollectionType collectionType = new CollectionType(List.class, new ValueType(BigInteger.class));
    List<BigInteger> list = valueSerialization.deserialize(collectionType, output);
    assertEquals(bigIntegerCollection(), list);
}