Package com.buschmais.xo.neo4j.impl.datastore.metadata

Examples of com.buschmais.xo.neo4j.impl.datastore.metadata.PropertyMetadata

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            reCreateIndex(label, propertyMethodMetadata);
        }
    }

    private void reCreateIndex(Label label, PrimitivePropertyMethodMetadata propertyMethodMetadata) {
        PropertyMetadata propertyMetadata = ((PrimitivePropertyMethodMetadata<PropertyMetadata>) propertyMethodMetadata).getDatastoreMetadata();
        IndexDefinition index = findIndex(label, propertyMetadata.getName());
        //TODO propertyMethodMetadata is always != null
        if (propertyMethodMetadata != null && index == null) {
            LOGGER.info("Creating index for label {} on property '{}'.", label, propertyMetadata.getName());
            graphDatabaseService.schema().indexFor(label).on(propertyMetadata.getName()).create();
        } else if (propertyMethodMetadata == null && index != null) {
            LOGGER.info("Dropping index for label {} on properties '{}'.", label, index.getPropertyKeys());
            index.drop();
        }
    }
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            index.drop();
        }
    }

    private void reCreateUniqueConstraint(Label label, PrimitivePropertyMethodMetadata propertyMethodMetadata) {
        PropertyMetadata propertyMetadata = ((PrimitivePropertyMethodMetadata<PropertyMetadata>) propertyMethodMetadata).getDatastoreMetadata();
        ConstraintDefinition constraint = findUniqueConstraint(label, propertyMetadata.getName());
        //TODO propertyMethodMetadata is always != null
        if (propertyMethodMetadata != null && constraint == null) {
            LOGGER.info("Creating constraint for label {} on property '{}'.", label, propertyMetadata.getName());
            graphDatabaseService.schema().constraintFor(label).assertPropertyIsUnique(propertyMetadata.getName()).create();
        } else if (propertyMethodMetadata == null && constraint != null) {
            LOGGER.info("Dropping constraint for label {} on properties '{}'.", label, constraint.getPropertyKeys());
            constraint.drop();
        }
    }
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            if (indexedProperty == null) {
                throw new XOException("Type " + entityTypeMetadata.getAnnotatedType().getAnnotatedElement().getName() + " has no indexed property.");
            }
            propertyMethodMetadata = indexedProperty.getPropertyMethodMetadata();
        }
        PropertyMetadata propertyMetadata = propertyMethodMetadata.getDatastoreMetadata();
        Object value = entry.getValue();
        ResourceIterable<Node> nodesByLabelAndProperty = graphDatabaseService.findNodesByLabelAndProperty(discriminator,
                propertyMetadata.getName(), value);
        final ResourceIterator<Node> iterator = nodesByLabelAndProperty.iterator();
        return new ResultIterator<Node>() {
            @Override
            public boolean hasNext() {
                return iterator.hasNext();
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            reCreateIndex(label, propertyMethodMetadata);
        }
    }

    private void reCreateIndex(Label label, PrimitivePropertyMethodMetadata propertyMethodMetadata) {
        PropertyMetadata propertyMetadata = ((PrimitivePropertyMethodMetadata<PropertyMetadata>) propertyMethodMetadata).getDatastoreMetadata();
        IndexDefinition index = findIndex(label, propertyMetadata.getName());
        //TODO propertyMethodMetadata is always != null
        if (propertyMethodMetadata != null && index == null) {
            LOGGER.info("Creating index for label {} on property '{}'.", label, propertyMetadata.getName());
            graphDatabaseService.schema().indexFor(label).on(propertyMetadata.getName()).create();
        } else if (propertyMethodMetadata == null && index != null) {
            LOGGER.info("Dropping index for label {} on properties '{}'.", label, index.getPropertyKeys());
            index.drop();
        }
    }
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        }
    }


    private void reCreateUniqueConstraint(Label label, PrimitivePropertyMethodMetadata propertyMethodMetadata) {
        PropertyMetadata propertyMetadata = ((PrimitivePropertyMethodMetadata<PropertyMetadata>) propertyMethodMetadata).getDatastoreMetadata();
        ConstraintDefinition constraint = findUniqueConstraint(label, propertyMetadata.getName());
        //TODO propertyMethodMetadata is always != null
        if (propertyMethodMetadata != null && constraint == null) {
            LOGGER.info("Creating constraint for label {} on property '{}'.", label, propertyMetadata.getName());
            graphDatabaseService.schema().constraintFor(label).assertPropertyIsUnique(propertyMetadata.getName()).create();
        } else if (propertyMethodMetadata == null && constraint != null) {
            LOGGER.info("Dropping constraint for label {} on properties '{}'.", label, constraint.getPropertyKeys());
            constraint.drop();
        }
    }
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Related Classes of com.buschmais.xo.neo4j.impl.datastore.metadata.PropertyMetadata

  • com.buschmais.xo.neo4j.impl.datastore.AbstractEmbeddedNeo4jDatastore
  • com.buschmais.xo.neo4j.impl.datastore.EmbeddedNeo4jDatastore
  • com.buschmais.xo.neo4j.impl.datastore.Neo4jEntityManager
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