Javadoc fixes

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1731047 13f79535-47bb-0310-9956-ffa450edef68

src/ooxml/java/org/apache/poi/POIXMLDocumentPart.java

@@ -352,8 +352,8 @@ public class POIXMLDocumentPart {
     /**
      * Check if the new part was already added before via PackagePart.addRelationship()
      *
-     * @param part
-     * @return
+     * @param part to find the relationship for
+     * @return The existing relationship, or null if there isn't yet one
      */
     private PackageRelationship findExistingRelation(POIXMLDocumentPart part) {
         String ppn = part.getPackagePart().getPartName().getName();

src/scratchpad/src/org/apache/poi/hslf/usermodel/HSLFHyperlink.java

@@ -69,7 +69,7 @@ public final class HSLFHyperlink implements Hyperlink<HSLFShape,HSLFTextParagrap
      * @param shape the shape which receives the hyperlink
      * @return the new hyperlink
      * 
-     * @see HSLFShape#createHyperlink()
+     * @see HSLFSimpleShape#createHyperlink()
      */
     /* package */ static HSLFHyperlink createHyperlink(HSLFSimpleShape shape) {
         // TODO: check if a hyperlink already exists