process/parameter/ParameterImpl.java

// The MIT License
//
// Copyright (c) 2004 Evren Sirin
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.

/*
 * Created on Dec 27, 2003
 *
 */
package impl.owls.process.parameter;

import impl.owl.WrappedIndividual;

import java.net.URI;

import org.mindswap.owl.EntityFactory;
import org.mindswap.owl.OWLDataValue;
import org.mindswap.owl.OWLIndividual;
import org.mindswap.owl.OWLType;
import org.mindswap.owl.OWLValue;
import org.mindswap.owls.process.Parameter;
import org.mindswap.owls.process.Process;
import org.mindswap.owls.profile.Profile;
import org.mindswap.owls.service.Service;
import org.mindswap.owls.vocabulary.OWLS;
import org.mindswap.utils.RDFUtils;

/**
 * @author Evren Sirin
 *
 */
public abstract class ParameterImpl extends WrappedIndividual implements Parameter {
    public ParameterImpl(OWLIndividual ind) {
        super(ind);
    }

    public OWLType getParamType() {
        URI typeURI = getPropertyAsURI(OWLS.Process.parameterType);

        OWLType type = null;

        if(typeURI != null) {
            type = getKB().getType(typeURI);

            // if it is an unknown entity assume it is a OWLClass
            if(type == null)
                type = EntityFactory.createClass(typeURI);
        }

        return type;
    }

    public void setParamType(OWLType type) {
        setProperty(OWLS.Process.parameterType, type.getURI());
    }

    /* (non-Javadoc)
     * @see org.mindswap.owls.process.Parameter#getProcess()
     */
    public Process getProcess() {
        OWLIndividual ind = getIncomingProperty(OWLS.Process.hasParameter);
        return (ind == null) ? null : (Process) ind.castTo(Process.class);
    }

    /* (non-Javadoc)
     * @see org.mindswap.owls.process.Parameter#getProcess(org.mindswap.owls.process.Process)
     */
    public void setProcess(Process process) {
        process.addParameter(this);
    }

    /* (non-Javadoc)
     * @see org.mindswap.owls.process.Parameter#getService()
     */
    public Service getService() {
        Process process = getProcess();
        return (process == null) ? null : process.getService();
    }

    /* (non-Javadoc)
     * @see org.mindswap.owls.process.Parameter#getProfile()
     */
    public Profile getProfile() {
        OWLIndividual ind = getIncomingProperty(OWLS.Profile.hasInput);
        return (ind == null) ? null : (Profile) ind.castTo(Profile.class);
    }

    public String debugString() {
        String str = getLabel() + " " + getParamType() + "  " + getURI();

        return str;
    }

    /**
     * @return Returns the constantValue.
     */
    public OWLValue getConstantValue() {
        OWLDataValue dataValue = getProperty(OWLS.Process.parameterValue);
        if(dataValue != null) {
            OWLType paramType = getParamType();
            OWLValue owlValue = null;
            if((paramType == null) || paramType.isDataType())
                owlValue = dataValue;
            else {
                String rdf = RDFUtils.addRDFTag( dataValue.getLexicalValue() );
                owlValue = getOntology().parseLiteral( rdf );
            }

            return owlValue;
        }

        return null;
    }

    /**
     * @param constantValue The constantValue to set.
     */
    public void setConstantValue(OWLValue value) {
        if( value.isDataValue() )
            setProperty(OWLS.Process.valueData, (OWLDataValue) value);
        else
            setProperty(OWLS.Process.valueData, ((OWLIndividual) value).toRDF(false));
    }
}