package org.simantics.db.layer0.variable;

import org.simantics.db.Resource;

public interface VariableOrResource {

    public static VariableOrResource make(Resource value) {
        return new ResourceX(value);
    }
    
    public static VariableOrResource make(Variable value) {
        return new VariableX(value);
    }

    public static VariableOrResource make(Object value) {
        if(value instanceof Resource)
            return make((Resource)value);
        if(value instanceof Variable)
            return make((Variable)value);
        throw new IllegalArgumentException("VariableOrResource acccepts only Variable or Resource, got " + value + " with class " + value.getClass().getName());
    }

}