uk.ac.manchester.cs.owl.owlapi.CustomFieldSerializerUtil Maven / Gradle / Ivy

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package uk.ac.manchester.cs.owl.owlapi;

import com.google.gwt.user.client.rpc.SerializationException;
import com.google.gwt.user.client.rpc.SerializationStreamReader;
import com.google.gwt.user.client.rpc.SerializationStreamWriter;
import org.semanticweb.owlapi.model.OWLAnnotation;
import org.semanticweb.owlapi.model.OWLAxiom;
import org.semanticweb.owlapi.model.OWLObject;
import org.semanticweb.owlapi.util.CollectionFactory;

import java.util.*;

/**
 * Author: Matthew Horridge

 * Stanford University

 * Bio-Medical Informatics Research Group

 * Date: 20/11/2013
 */
public class CustomFieldSerializerUtil {

    private static  void serializeCollection(Collection set, SerializationStreamWriter writer) throws SerializationException {
        writer.writeInt(set.size());
        for(T object : set) {
            writer.writeObject(object);
        }
    }

    public static  void serializeSet(Set set, SerializationStreamWriter writer) throws SerializationException {
        serializeCollection(set, writer);
    }


    public static  Set deserializeSet(SerializationStreamReader reader) throws SerializationException {
        List elements = derserializeCollection(reader);
        if(elements.isEmpty()) {
            return Collections.emptySet();
        }
        return CollectionFactory.createSet(elements);
    }

    @SuppressWarnings("unchecked")
    private static  List derserializeCollection(SerializationStreamReader reader) throws SerializationException {
        int size = reader.readInt();
        if(size == 0) {
            return Collections.emptyList();
        }
        List elements = new ArrayList();
        for(int i = 0; i < size; i++) {
            T object = (T) reader.readObject();
            elements.add(object);
        }
        return elements;
    }

    public static  void serializeAnnotations(A axiom, SerializationStreamWriter writer) throws SerializationException {
        Set annotations = axiom.getAnnotations();
        serializeSet(annotations, writer);
    }

    public static Set deserializeAnnotations(SerializationStreamReader reader) throws SerializationException {
        return deserializeSet(reader);
    }
}