Allow for multiple Signed-off-by footer lines to exist in commits

CommitHelper now checks multiple footerlines for matching email rather than first only.

Signed-off-by: Martin Lowe martin.lowe@eclipse-foundation.org

src/main/java/org/eclipsefoundation/git/eca/helper/CommitHelper.java

@@ -56,18 +56,20 @@ public class CommitHelper {
* processing the body and parsing out the given footer knowing its format.
*
* @param c the commit to retrieve the signed off by footer for
-	 * @return the email address in the Signed-off-by footer, or null if none could
-	 *         be found.
+	 * @return true if an email address matching the authors was found in the signed-off by footer lines
*/
-	public static String getSignedOffByEmail(Commit c) {
+	public static boolean getSignedOffByEmail(Commit c) {
if (c == null) {
-			return null;
+			return false;
}
Matcher m = SIGNED_OFF_BY_FOOTER.matcher(c.getBody());
-		if (m.find()) {
-			return m.group(2);
+		while (m.find()) {
+			String signOffEmail = m.group(2);
+			if (signOffEmail != null && signOffEmail.equalsIgnoreCase(c.getAuthor().getMail())) {
+				return true;
+			}
}
-		return null;
+		return false;
}
private CommitHelper() {