Updates to Javadocs to allow mvn site to complete successfully

git-svn-id: https://svn.apache.org/repos/asf/turbine/fulcrum/trunk/cache@1889962 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/java/org/apache/fulcrum/cache/GlobalCacheService.java b/src/java/org/apache/fulcrum/cache/GlobalCacheService.java
index 0f1d32c..b556b86 100644
--- a/src/java/org/apache/fulcrum/cache/GlobalCacheService.java
+++ b/src/java/org/apache/fulcrum/cache/GlobalCacheService.java
@@ -37,10 +37,11 @@
     /**
      * Gets a cached object given its id (a String).
      *
+     * @param <T> type of object to return
      * @param id
      *            The String id for the object.
      * @return A CachedObject.
-     * @exception ObjectExpiredException,
+     * @throws ObjectExpiredException
      *                if the object has expired in the cache.
      */
     <T> CachedObject<T> getObject(String id) throws ObjectExpiredException;
@@ -48,6 +49,7 @@
     /**
      * Adds an object to the cache.
      *
+     * @param <T> type of object to add
      * @param id
      *            The String id for the object.
      * @param o
@@ -84,6 +86,7 @@
      * Returns the current size of the cache.
      *
      * @return int representing current cache size in number of bytes
+     * @throws IOException if unable to return cache size
      */
     int getCacheSize() throws IOException;
 
diff --git a/src/java/org/apache/fulcrum/cache/RefreshableCachedObject.java b/src/java/org/apache/fulcrum/cache/RefreshableCachedObject.java
index 4cf47a8..b4d0b8c 100644
--- a/src/java/org/apache/fulcrum/cache/RefreshableCachedObject.java
+++ b/src/java/org/apache/fulcrum/cache/RefreshableCachedObject.java
@@ -113,6 +113,8 @@
     /**
      * Returns true if the object hasn't been touched in the previous TTL
      * period.
+     * 
+     * @return boolean status of object
      */
     public synchronized boolean isUntouched()
     {
diff --git a/src/java/org/apache/fulcrum/cache/impl/DefaultGlobalCacheService.java b/src/java/org/apache/fulcrum/cache/impl/DefaultGlobalCacheService.java
index edc1ade..4cb9d22 100644
--- a/src/java/org/apache/fulcrum/cache/impl/DefaultGlobalCacheService.java
+++ b/src/java/org/apache/fulcrum/cache/impl/DefaultGlobalCacheService.java
@@ -117,7 +117,7 @@
      * @param id
      *            The key of the stored object.
      * @return The object from the cache.
-     * @exception ObjectExpiredException,
+     * @throws ObjectExpiredException
      *                when either the object is not in the cache or it has
      *                expired.
      */