HDFS-6117. Print file path information in FileNotFoundException on INode ID mismatch. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1579104 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -644,6 +644,9 @@ Release 2.4.0 - UNRELEASED
     HDFS-5516. WebHDFS does not require user name when anonymous http requests
     are disallowed. (Miodrag Radulovic via cnauroth)
 
+    HDFS-6117. Print file path information in FileNotFoundException on INode
+    ID mismatch. (suresh)
+
   BREAKDOWN OF HDFS-5698 SUBTASKS AND RELATED JIRAS
 
     HDFS-5717. Save FSImage header in protobuf. (Haohui Mai via jing9)

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeId.java

@@ -52,7 +52,7 @@ public class INodeId extends SequentialNumber {
     if (requestId != GRANDFATHER_INODE_ID && requestId != inode.getId()) {
       throw new FileNotFoundException(
           "ID mismatch. Request id and saved id: " + requestId + " , "
-              + inode.getId());
+              + inode.getId() + " for file " + inode.getFullPathName());
     }
   }