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/**
 * The contents of this file are subject to the license and copyright
 * detailed in the LICENSE and NOTICE files at the root of the source
 * tree and available online at
 *
 * http://www.dspace.org/license/
 */
package org.purl.sword.base;

import java.util.Properties;

import nu.xom.Element;

/**
 * @author Neil Taylor ([email protected])
 */
public class BasicIntegerContentElement extends BasicContentElement {
    private int content = 0;

    private boolean isSet;

    public BasicIntegerContentElement(String prefix, String localName, String namespaceUri) {
        super(prefix, localName, namespaceUri);
    }

    public BasicIntegerContentElement(XmlName name) {
        super(name);
    }

    public int getContent() {
        return content;
    }

    public void setContent(int value) {
        isSet = true;
        content = value;
    }

    public boolean isSet() {
        return isSet;
    }

    protected void marshallContent(Element element) {
        element.appendChild(Integer.toString(content));
    }

    protected void unmarshallContent(Element element)
        throws UnmarshallException {
        setContent(unmarshallInteger(element));
    }

    protected SwordValidationInfo validateContent(Properties validationContext) {
        SwordValidationInfo result = null;
        if (!isSet) {
            result = new SwordValidationInfo(xmlName,
                                             SwordValidationInfo.MISSING_CONTENT,
                                             SwordValidationInfoType.WARNING);
        }
        return result;
    }

    protected String getContentAsString() {
        return Integer.toString(content);
    }
}