Downgraded rados-java to 0.2.0 from 0.3.0-SNAPSHOT

rados/pom.xml

 <?xml version="1.0" encoding="UTF-8"?>
-<!-- 
+<!--
 Copyright (c) 2016 YCSB contributors. All rights reserved.
 
 Licensed under the Apache License, Version 2.0 (the "License"); you
@@ -24,16 +24,17 @@ LICENSE file.
     <version>0.8.0-SNAPSHOT</version>
     <relativePath>../binding-parent</relativePath>
   </parent>
-  
+
   <artifactId>rados-binding</artifactId>
   <name>rados of Ceph FS binding</name>
   <packaging>jar</packaging>
-  
+
   <dependencies>
     <dependency>
       <groupId>com.ceph</groupId>
       <artifactId>rados</artifactId>
-      <version>${rados.version}</version>
+      <!-- <version>${rados.version}</version> -->
+      <version>0.2.0</version>
     </dependency>
     <dependency>
       <groupId>com.yahoo.ycsb</groupId>
@@ -47,7 +48,7 @@ LICENSE file.
 		<version>${json.version}</version>
 	</dependency>
   </dependencies>
-  
+
   <properties>
   	<rados.version>0.3.0-SNAPSHOT</rados.version>
   	<json.version>20160212</json.version>

rados/src/main/java/com/yahoo/ycsb/db/RadosClient.java

@@ -101,8 +101,12 @@ public class RadosClient extends DB {
       ReadOp rop = ioctx.readOpCreate();
       ReadResult readResult = rop.queueRead(0, info.getSize());
       // TODO: more size than byte length possible;
-      rop.operate(key, Rados.OPERATION_NOFLAG);
-      readResult.raiseExceptionOnError("Error ReadOP(%d)", readResult.getRVal());
+      // rop.operate(key, Rados.OPERATION_NOFLAG); // for rados-java 0.3.0
+      rop.operate(key, 0);
+      // readResult.raiseExceptionOnError("Error ReadOP(%d)", readResult.getRVal()); // for rados-java 0.3.0
+      if (readResult.getRVal() < 0) {
+        throw new RadosException("Error ReadOP", readResult.getRVal());
+      }
       if (info.getSize() != readResult.getBytesRead()) {
         return new Status("ERROR", "Error the object size read");
       }