PDFBOX-5660: optimize, as suggested by Valery Bokov; closes #391

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1931135 13f79535-47bb-0310-9956-ffa450edef68

Author: THausherr

pdfbox/src/main/java/org/apache/pdfbox/pdmodel/interactive/annotation/handlers/PDLinkAppearanceHandler.java

@@ -106,11 +106,11 @@ public void generateNormalAppearance()
                 pathsArray[0] = borderEdge.getLowerLeftX();
                 pathsArray[1] = borderEdge.getLowerLeftY();
                 pathsArray[2] = borderEdge.getUpperRightX();
-                pathsArray[3] = borderEdge.getLowerLeftY();
-                pathsArray[4] = borderEdge.getUpperRightX();
+                pathsArray[3] = pathsArray[1];
+                pathsArray[4] = pathsArray[2];
                 pathsArray[5] = borderEdge.getUpperRightY();
-                pathsArray[6] = borderEdge.getLowerLeftX();
-                pathsArray[7] = borderEdge.getUpperRightY();
+                pathsArray[6] = pathsArray[0];
+                pathsArray[7] = pathsArray[5];
             }
 
             boolean underlined = false;