Added getCountry(PropertyValue)

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/branches/FOP_0-20-0_Alt-Design@197668 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/fop/datatypes/CountryType.java

@@ -55,12 +55,28 @@ public class CountryType extends NCName {
     }
 
     /**
-     * @return the <tt>String</tt> country code.
+     * Gets the ISO 3166 country code
+     * @return the country code
      */
     public String getCountry() {
         return string;
     }
 
+    /**
+     * Gets the ISO 3166 country code from a PropertyValue
+     * @param pv the property value
+     * @return the country code
+     * @exception PropertyException if the <code>PropertyValue</code> is not
+     * a <code>CountryType</code>
+     */
+    public static String getCountry(PropertyValue pv)
+    throws PropertyException {
+        if (pv.getType() == PropertyValue.COUNTRY) {
+            return ((CountryType)pv).getCountry();
+        }
+        throw new PropertyException("PropertyValue not an COUNTRY type");
+    }
+
     /**
      * Validate the <i>CountryType</i> against the associated property.
      */