HBASE-959 Be able to get multiple RowResult at one time from client side

git-svn-id: https://svn.apache.org/repos/asf/hadoop/hbase/trunk@708435 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -74,6 +74,8 @@ Release 0.19.0 - Unreleased
    HBASE-940   Make the TableOutputFormat batching-aware
    HBASE-967   [Optimization] Cache cell maximum length (HCD.getMaxValueLength);
                its used checking batch size
+   HBASE-959   Be able to get multiple RowResult at one time from client side
+               (Sishen Freecity via Stack)
     
   NEW FEATURES
    HBASE-875   Use MurmurHash instead of JenkinsHash [in bloomfilters]

src/java/org/apache/hadoop/hbase/client/HTable.java

@@ -1338,6 +1338,25 @@ public class HTable {
       return null;
     }
 
+    /**
+     * @param nbRows number of rows to return
+     * @return Between zero and <param>nbRows</param> RowResults
+     * @throws IOException
+     */
+    public RowResult[] next(int nbRows) throws IOException {
+      // Collect values to be returned here
+      ArrayList<RowResult> resultSets = new ArrayList<RowResult>(nbRows);
+      for(int i = 0; i < nbRows; i++) {
+        RowResult next = next();
+        if (next != null) {
+          resultSets.add(next);
+        } else {
+          break;
+        }
+      }
+      return resultSets.toArray(new RowResult[resultSets.size()]);
+    }
+    
     public void close() {
       if (callable != null) {
         callable.setClose();