MetadataBlockConverter.java

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package edu.harvard.iq.dataverse;

import javax.ejb.EJB;

import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.convert.FacesConverter;

/**
 *
 * @author xyang
 */
@FacesConverter("metadataBlockConverter")
public class MetadataBlockConverter implements Converter {

    @EJB
    DataverseServiceBean dataverseService;

    public Object getAsObject(FacesContext facesContext, UIComponent component, String submittedValue) {
        MetadataBlock mdb = dataverseService.findMDB(new Long(submittedValue));
        return mdb;
    }

    public String getAsString(FacesContext facesContext, UIComponent component, Object value) {
        if (value == null || value.equals("")) {
            return "";
        } else {
            return ((MetadataBlock) value).getId().toString();
        }
    }
}