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

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A component of the OWL API GWT module that is used for object serialization. This code is compiled by javac and used on the server, and is compiled by the GWT compiler for use on the client.

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

import com.google.gwt.user.client.rpc.CustomFieldSerializer;
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.IRI;
import org.semanticweb.owlapi.model.OWLDatatype;
import org.semanticweb.owlapi.vocab.OWL2Datatype;

/**
 * An implementation of CustomFieldSerilizer for serializing {@link OWLLiteralImplNoCompression}
 * objects.
 */
public class OWLLiteralImplNoCompression_CustomFieldSerializer extends CustomFieldSerializer {

    /**
     * @return true if a specialist {@link #instantiateInstance} is
     *         implemented; false otherwise
     */
    @Override
    public boolean hasCustomInstantiateInstance() {
        return true;
    }

    /**
     * Instantiates an object from the {@link com.google.gwt.user.client.rpc.SerializationStreamReader}.
     * 
     * Most of the time, this can be left unimplemented and the framework
     * will instantiate the instance itself.  This is typically used when the
     * object being deserialized is immutable, hence it has to be created with
     * its state already set.
     * 
     * If this is overridden, the {@link #hasCustomInstantiateInstance} method
     * must return true in order for the framework to know to call
     * it.
     * @param streamReader the {@link com.google.gwt.user.client.rpc.SerializationStreamReader} to read the
     * object's content from
     * @return an object that has been loaded from the
     *         {@link com.google.gwt.user.client.rpc.SerializationStreamReader}
     * @throws com.google.gwt.user.client.rpc.SerializationException
     *          if the instantiation operation is not
     *          successful
     */
    @Override
    public OWLLiteralImplNoCompression instantiateInstance(SerializationStreamReader streamReader) throws SerializationException {
        return instantiate(streamReader);
    }

    public static OWLLiteralImplNoCompression instantiate(SerializationStreamReader streamReader) throws SerializationException {
        String literal = streamReader.readString();
        String lang = streamReader.readString();
        OWLDatatype datatype = (OWLDatatype) streamReader.readObject();
        return new OWLLiteralImplNoCompression(literal, lang, datatype);
    }


    /**
     * Serializes the content of the object into the
     * {@link com.google.gwt.user.client.rpc.SerializationStreamWriter}.
     * @param streamWriter the {@link com.google.gwt.user.client.rpc.SerializationStreamWriter} to write the
     * object's content to
     * @param instance the object instance to serialize
     * @throws com.google.gwt.user.client.rpc.SerializationException
     *          if the serialization operation is not
     *          successful
     */
    @Override
    public void serializeInstance(SerializationStreamWriter streamWriter, OWLLiteralImplNoCompression instance) throws SerializationException {
        serialize(streamWriter, instance);
    }

    public static void serialize(SerializationStreamWriter streamWriter, OWLLiteralImplNoCompression instance) throws SerializationException {
        streamWriter.writeString(instance.getLiteral());
        streamWriter.writeString(instance.getLang());
        streamWriter.writeObject(instance.getDatatype());
    }


    /**
     * Deserializes the content of the object from the
     * {@link com.google.gwt.user.client.rpc.SerializationStreamReader}.
     * @param streamReader the {@link com.google.gwt.user.client.rpc.SerializationStreamReader} to read the
     * object's content from
     * @param instance the object instance to deserialize
     * @throws com.google.gwt.user.client.rpc.SerializationException
     *          if the deserialization operation is not
     *          successful
     */
    @Override
    public void deserializeInstance(SerializationStreamReader streamReader, OWLLiteralImplNoCompression instance) throws SerializationException {
        deserialize(streamReader, instance);
    }

    public static void deserialize(SerializationStreamReader streamReader, OWLLiteralImplNoCompression instance) throws SerializationException {

    }
}