Examples with AssociationDescriptor org.qi4j.api.association.AssociationDescriptor used on opensource projects

Example 1 with AssociationDescriptor

use of org.qi4j.api.association.AssociationDescriptor in project qi4j-sdk by Qi4j.

the class EntityBuilderWithStateTest method test.

@Test
public void test() throws UnitOfWorkCompletionException {
    final String associatedIdentity;
    try (UnitOfWork uow = module.newUnitOfWork()) {
        EntityBuilder<SomeEntity> builder = uow.newEntityBuilder(SomeEntity.class);
        builder.instance().prop().set("Associated");
        SomeEntity entity = builder.newInstance();
        associatedIdentity = entity.identity().get();
        uow.complete();
    }
    try (UnitOfWork uow = module.newUnitOfWork()) {
        SomeEntity entity = uow.newEntityBuilderWithState(SomeEntity.class, new Function<PropertyDescriptor, Object>() {

            @Override
            public Object map(PropertyDescriptor descriptor) {
                if ("prop".equals(descriptor.qualifiedName().name())) {
                    return "Foo";
                }
                return null;
            }
        }, new Function<AssociationDescriptor, EntityReference>() {

            @Override
            public EntityReference map(AssociationDescriptor descriptor) {
                if ("ass".equals(descriptor.qualifiedName().name())) {
                    return EntityReference.parseEntityReference(associatedIdentity);
                }
                return null;
            }
        }, new Function<AssociationDescriptor, Iterable<EntityReference>>() {

            @Override
            public Iterable<EntityReference> map(AssociationDescriptor descriptor) {
                if ("manyAss".equals(descriptor.qualifiedName().name())) {
                    return Arrays.asList(EntityReference.parseEntityReference(associatedIdentity));
                }
                return null;
            }
        }, new Function<AssociationDescriptor, Map<String, EntityReference>>() {

            @Override
            public Map<String, EntityReference> map(AssociationDescriptor descriptor) {
                if ("namedAss".equals(descriptor.qualifiedName().name())) {
                    return Collections.singletonMap("foo", EntityReference.parseEntityReference(associatedIdentity));
                }
                return null;
            }
        }).newInstance();
        assertThat(entity.prop().get(), equalTo("Foo"));
        assertThat(entity.ass().get().identity().get(), equalTo(associatedIdentity));
        assertThat(entity.manyAss().get(0).identity().get(), equalTo(associatedIdentity));
        assertThat(entity.namedAss().get("foo").identity().get(), equalTo(associatedIdentity));
        uow.complete();
    }
}

Example 2 with AssociationDescriptor

use of org.qi4j.api.association.AssociationDescriptor in project qi4j-sdk by Qi4j.

the class ValueSerializerAdapter method serializeValueComposite.

private void serializeValueComposite(Options options, Object object, OutputType output, boolean rootPass) throws Exception {
    CompositeInstance valueInstance = Qi4j.FUNCTION_COMPOSITE_INSTANCE_OF.map((ValueComposite) object);
    ValueDescriptor descriptor = (ValueDescriptor) valueInstance.descriptor();
    AssociationStateHolder state = (AssociationStateHolder) valueInstance.state();
    onObjectStart(output);
    if (options.getBoolean(Options.INCLUDE_TYPE_INFO) && !rootPass) {
        onFieldStart(output, "_type");
        onValueStart(output);
        onValue(output, first(descriptor.valueType().types()).getName());
        onValueEnd(output);
        onFieldEnd(output);
    }
    for (PropertyDescriptor persistentProperty : descriptor.valueType().properties()) {
        Property<?> property = state.propertyFor(persistentProperty.accessor());
        onFieldStart(output, persistentProperty.qualifiedName().name());
        onValueStart(output);
        doSerialize(options, property.get(), output, false);
        onValueEnd(output);
        onFieldEnd(output);
    }
    for (AssociationDescriptor associationDescriptor : descriptor.valueType().associations()) {
        Association<?> association = state.associationFor(associationDescriptor.accessor());
        Object instance = association.get();
        onFieldStart(output, associationDescriptor.qualifiedName().name());
        onValueStart(output);
        if (instance == null) {
            onValue(output, null);
        } else {
            onValue(output, ((Identity) instance).identity().get());
        }
        onValueEnd(output);
        onFieldEnd(output);
    }
    for (AssociationDescriptor associationDescriptor : descriptor.valueType().manyAssociations()) {
        ManyAssociation<?> manyAssociation = state.manyAssociationFor(associationDescriptor.accessor());
        onFieldStart(output, associationDescriptor.qualifiedName().name());
        onValueStart(output);
        onArrayStart(output);
        for (Object instance : manyAssociation) {
            onValueStart(output);
            onValue(output, ((Identity) instance).identity().get());
            onValueEnd(output);
        }
        onArrayEnd(output);
        onValueEnd(output);
        onFieldEnd(output);
    }
    for (AssociationDescriptor associationDescriptor : descriptor.valueType().namedAssociations()) {
        NamedAssociation<?> namedAssociation = state.namedAssociationFor(associationDescriptor.accessor());
        onFieldStart(output, associationDescriptor.qualifiedName().name());
        onValueStart(output);
        onObjectStart(output);
        for (String name : namedAssociation) {
            onFieldStart(output, name);
            onValueStart(output);
            onValue(output, ((Identity) namedAssociation.get(name)).identity().get());
            onValueEnd(output);
            onFieldEnd(output);
        }
        onObjectEnd(output);
        onValueEnd(output);
        onFieldEnd(output);
    }
    onObjectEnd(output);
}

Example 3 with AssociationDescriptor

use of org.qi4j.api.association.AssociationDescriptor in project qi4j-sdk by Qi4j.

the class ValueToEntityMixin method doQualifiedUpdate.

private void doQualifiedUpdate(AssociationStateHolder eState, AssociationStateDescriptor eStateDesc, AssociationStateHolder vState, AssociationStateDescriptor vStateDesc) throws NoSuchEntityException {
    for (PropertyDescriptor ePropDesc : eStateDesc.properties()) {
        if (IDENTITY_STATE_NAME.equals(ePropDesc.qualifiedName())) {
            // Ignore Identity, could be logged
            continue;
        }
        try {
            PropertyDescriptor vPropDesc = vStateDesc.findPropertyModelByQualifiedName(ePropDesc.qualifiedName());
            eState.propertyFor(ePropDesc.accessor()).set(vState.propertyFor(vPropDesc.accessor()).get());
        } catch (IllegalArgumentException propNotFoundOnValue) {
        // Property not found on Value, do nothing
        }
    }
    for (AssociationDescriptor eAssocDesc : eStateDesc.associations()) {
        Association<Object> eAssoc = eState.associationFor(eAssocDesc.accessor());
        try {
            AssociationDescriptor vAssocDesc = vStateDesc.getAssociationByQualifiedName(eAssocDesc.qualifiedName());
            eAssoc.set(vState.associationFor(vAssocDesc.accessor()).get());
        } catch (IllegalArgumentException assocNotFoundOnValue) {
            // Association not found on Value, find Property<String> and load associated Entity
            try {
                PropertyDescriptor vPropDesc = vStateDesc.findPropertyModelByName(eAssocDesc.qualifiedName().name());
                if (STRING_TYPE_SPEC.satisfiedBy(vPropDesc.valueType())) {
                    String assocId = (String) vState.propertyFor(vPropDesc.accessor()).get();
                    if (assocId != null) {
                        eAssoc.set(module.currentUnitOfWork().get((Class) eAssocDesc.type(), assocId));
                    } else {
                        eAssoc.set(null);
                    }
                }
            } catch (IllegalArgumentException propNotFoundOnValue) {
            // Do nothing
            }
        }
    }
    for (AssociationDescriptor eAssocDesc : eStateDesc.manyAssociations()) {
        ManyAssociation<Object> eManyAssoc = eState.manyAssociationFor(eAssocDesc.accessor());
        try {
            AssociationDescriptor vAssocDesc = vStateDesc.getManyAssociationByQualifiedName(eAssocDesc.qualifiedName());
            ManyAssociation<Object> vManyAssoc = vState.manyAssociationFor(vAssocDesc.accessor());
            for (Object assoc : eManyAssoc.toList()) {
                eManyAssoc.remove(assoc);
            }
            for (Object assoc : vManyAssoc.toList()) {
                eManyAssoc.add(assoc);
            }
        } catch (IllegalArgumentException assocNotFoundOnValue) {
            // ManyAssociation not found on Value, find Property<List<String>> and load associated Entities
            try {
                PropertyDescriptor vPropDesc = vStateDesc.findPropertyModelByName(eAssocDesc.qualifiedName().name());
                if (STRING_COLLECTION_TYPE_SPEC.satisfiedBy(vPropDesc.valueType())) {
                    Collection<String> vAssocState = (Collection) vState.propertyFor(vPropDesc.accessor()).get();
                    for (Object assoc : eManyAssoc.toList()) {
                        eManyAssoc.remove(assoc);
                    }
                    if (vAssocState != null) {
                        for (String eachAssoc : vAssocState) {
                            eManyAssoc.add(module.currentUnitOfWork().get((Class) eAssocDesc.type(), eachAssoc));
                        }
                    }
                }
            } catch (IllegalArgumentException propNotFoundOnValue) {
            // Do nothing
            }
        }
    }
    for (AssociationDescriptor eAssocDesc : eStateDesc.namedAssociations()) {
        NamedAssociation<Object> eNamedAssoc = eState.namedAssociationFor(eAssocDesc.accessor());
        try {
            AssociationDescriptor vAssocDesc = vStateDesc.getNamedAssociationByQualifiedName(eAssocDesc.qualifiedName());
            NamedAssociation<Object> vNamedAssoc = vState.namedAssociationFor(vAssocDesc.accessor());
            for (String assocName : Iterables.toList(eNamedAssoc)) {
                eNamedAssoc.remove(assocName);
            }
            for (Map.Entry<String, Object> assocEntry : vNamedAssoc.toMap().entrySet()) {
                eNamedAssoc.put(assocEntry.getKey(), assocEntry.getValue());
            }
        } catch (IllegalArgumentException assocNotFoundOnValue) {
            // NamedAssociation not found on Value, find Property<Map<String,String>> and load associated Entities
            try {
                PropertyDescriptor vPropDesc = vStateDesc.findPropertyModelByName(eAssocDesc.qualifiedName().name());
                if (STRING_MAP_TYPE_SPEC.satisfiedBy(vPropDesc.valueType())) {
                    Map<String, String> vAssocState = (Map) vState.propertyFor(vPropDesc.accessor()).get();
                    for (String assocName : Iterables.toList(eNamedAssoc)) {
                        eNamedAssoc.remove(assocName);
                    }
                    if (vAssocState != null) {
                        for (Map.Entry<String, String> assocEntry : vAssocState.entrySet()) {
                            eNamedAssoc.put(assocEntry.getKey(), module.currentUnitOfWork().get((Class) eAssocDesc.type(), assocEntry.getValue()));
                        }
                    }
                }
            } catch (IllegalArgumentException propNotFoundOnValue) {
            // Do nothing
            }
        }
    }
}

Example 4 with AssociationDescriptor

use of org.qi4j.api.association.AssociationDescriptor in project qi4j-sdk by Qi4j.

the class ValueCompositeCxfType method readObject.

@Override
public Object readObject(final MessageReader reader, final Context context) throws DatabindingException {
    QName qname = getSchemaType();
    final String className = (qname.getNamespaceURI() + "." + qname.getLocalPart()).substring(20);
    // Read attributes
    ValueDescriptor descriptor = module.valueDescriptor(className);
    StateDescriptor stateDescriptor = descriptor.state();
    final Map<QualifiedName, Object> values = new HashMap<QualifiedName, Object>();
    while (reader.hasMoreElementReaders()) {
        MessageReader childReader = reader.getNextElementReader();
        QName childName = childReader.getName();
        QualifiedName childQualifiedName = QualifiedName.fromClass((Class) typeClass, childName.getLocalPart());
        PropertyDescriptor propertyDescriptor = stateDescriptor.findPropertyModelByQualifiedName(childQualifiedName);
        Type propertyType = propertyDescriptor.type();
        AegisType type = getTypeMapping().getType(propertyType);
        Object value = type.readObject(childReader, context);
        values.put(childQualifiedName, value);
    }
    ValueBuilder<?> builder = module.newValueBuilderWithState((Class<?>) typeClass, new Function<PropertyDescriptor, Object>() {

        @Override
        public Object map(PropertyDescriptor descriptor1) {
            return values.get(descriptor1.qualifiedName());
        }
    }, new Function<AssociationDescriptor, EntityReference>() {

        @Override
        public EntityReference map(AssociationDescriptor descriptor) {
            Object value = values.get(descriptor.qualifiedName());
            if (value == null)
                return null;
            else
                return EntityReference.parseEntityReference(value.toString());
        }
    }, new Function<AssociationDescriptor, Iterable<EntityReference>>() {

        @Override
        public Iterable<EntityReference> map(AssociationDescriptor descriptor) {
            Object value = values.get(descriptor.qualifiedName());
            if (value == null)
                return Iterables.empty();
            else {
                String[] ids = value.toString().split(",");
                List<EntityReference> references = new ArrayList<EntityReference>();
                for (int i = 0; i < ids.length; i++) {
                    String id = ids[i];
                    references.add(EntityReference.parseEntityReference(id));
                }
                return references;
            }
        }
    });
    return builder.newInstance();
}

Example 5 with AssociationDescriptor

use of org.qi4j.api.association.AssociationDescriptor in project qi4j-sdk by Qi4j.

the class ManyAssociationInstance method equals.

@Override
public boolean equals(Object o) {
    if (this == o) {
        return true;
    }
    if (o == null || getClass() != o.getClass()) {
        return false;
    }
    ManyAssociation<?> that = (ManyAssociation) o;
    // Unwrap if needed
    while (that instanceof ManyAssociationWrapper) {
        that = ((ManyAssociationWrapper) that).next();
    }
    // Descriptor equality
    ManyAssociationInstance<?> thatInstance = (ManyAssociationInstance) that;
    AssociationDescriptor thatDescriptor = (AssociationDescriptor) thatInstance.associationInfo();
    if (!associationInfo.equals(thatDescriptor)) {
        return false;
    }
    // State equality
    if (manyAssociationState.count() != thatInstance.manyAssociationState.count()) {
        return false;
    }
    for (EntityReference ref : manyAssociationState) {
        if (!thatInstance.manyAssociationState.contains(ref)) {
            return false;
        }
    }
    return true;
}