Checkstyle only.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@541628 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/fop/fonts/apps/TTFReader.java

@@ -44,6 +44,7 @@ public class TTFReader extends AbstractFontReader {
 
     /** Used to detect incompatible versions of the generated XML files */
     public static final String METRICS_VERSION_ATTR = "metrics-version";
+    /** Current version number for the metrics file */
     public static final int METRICS_VERSION = 2;
     
     /**
@@ -243,7 +244,7 @@ public class TTFReader extends AbstractFontReader {
         }
         Element root = doc.createElement("font-metrics");
         doc.appendChild(root);
-        root.setAttribute(METRICS_VERSION_ATTR,String.valueOf(METRICS_VERSION));
+        root.setAttribute(METRICS_VERSION_ATTR, String.valueOf(METRICS_VERSION));
         if (isCid) {
             root.setAttribute("type", "TYPE0");
         } else {
@@ -465,33 +466,34 @@ public class TTFReader extends AbstractFontReader {
         return stb.toString();
     }
     
-    /** Bugzilla 40739, check that attr has a metrics-version attribute 
-     *  compatible with ours.
+    /** 
+     * Bugzilla 40739, check that attr has a metrics-version attribute 
+     * compatible with ours.
      * @param attr attributes read from the root element of a metrics XML file
      * @throws SAXException if incompatible
      */
     public static void checkMetricsVersion(Attributes attr) throws SAXException {
         String err = null;
         final String str = attr.getValue(METRICS_VERSION_ATTR);
-        if(str==null) {
+        if (str == null) {
             err = "Missing " + METRICS_VERSION_ATTR + " attribute";
         } else {
             int version = 0;
             try {
                 version = Integer.parseInt(str);
-                if(version < METRICS_VERSION) {
+                if (version < METRICS_VERSION) {
                     err = "Incompatible " + METRICS_VERSION_ATTR 
                         + " value (" + version + ", should be " + METRICS_VERSION
                         + ")"
                      ; 
                 }
-            } catch(NumberFormatException e) {
+            } catch (NumberFormatException e) {
                 err = "Invalid " + METRICS_VERSION_ATTR 
                     + " attribute value (" + str + ")";
             }
         }
         
-        if(err!=null) {
+        if (err != null) {
             throw new SAXException(
                 err 
                 + " - please regenerate the font metrics file with "