re-enable max page size for queries

README.txt

@@ -199,23 +199,18 @@ Some query examples from the feeds implementation.
 Find all items related to a discussion::
 
     FeedItemService service = new FeedItemService(DiscussionItem.class);
-    QueryOpts opts = new QueryOpts();
-    opts.setPageSize(-1); // all items
     Query query =
-        service.query(DiscussionItem.class, opts)
-               .add( Criteria.require(
-                            Criteria.eq("threadId", threadId) ) );
+        service.query(DiscussionItem.class)
+               .using( Criteria.eq("threadId", threadId) );
     List items = query.execute();
 
 
-Find all greetings from a given member::
+Find first 5 greetings from a given member::
 
     FeedItemService service = new FeedItemService();
-    QueryOpts opts = new QueryOpts();
-    opts.setPageSize(-1); // all items
     Query query = 
         service.query(opts)
-               .add( Criteria.require( 
-                       Criteria.eq("memberId", memberId) ) )
-               .add( Criteria.eq(“itemType”, “chapter_greeting”) );
+               .using( Criteria.eq("memberId", memberId) )
+               .where( Criteria.eq(“itemType”, “chapter_greeting”) )
+			   .limit( 5 );
     List items = query.execute();

src/java/meetup/beeno/Query.java

@@ -85,6 +85,16 @@ public Query<T> using(Criteria.Expression expression) {
 		return this;
 	}
 
+	/**
+	 * Sets the maximum number of items to retrieve
+	 * @return
+	 * @throws HBaseException
+	 */
+	public Query<T> limit(int size) {
+		this.opts.setPageSize(size);
+		return this;
+	}
+
 	public List<T> execute() throws HBaseException {
 		long t1 = System.nanoTime();
 		List<T> entities = new ArrayList<T>();