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From sur...@apache.org
Subject svn commit: r1400290 - in /hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs: ./ src/main/java/org/apache/hadoop/hdfs/server/namenode/
Date Fri, 19 Oct 2012 21:04:30 GMT
Author: suresh
Date: Fri Oct 19 21:04:29 2012
New Revision: 1400290

URL: http://svn.apache.org/viewvc?rev=1400290&view=rev
Log:
Reverting the change r1400285 since it included unrelated changes

Modified:
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOpCodes.java

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1400290&r1=1400289&r2=1400290&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Fri Oct 19
21:04:29 2012
@@ -1,5 +1,14 @@
 Hadoop HDFS Change Log
 
+Branch-2802 Snapshot (Unreleased)
+
+  NEW FEATURES
+
+    HDFS-4076. Support snapshot of single files.  (szetszwo)
+
+    HDFS-4082. Add editlog opcodes for snapshot create and delete operations.
+    (suresh via szetszwo)
+
 Trunk (Unreleased)
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java?rev=1400290&r1=1400289&r2=1400290&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
Fri Oct 19 21:04:29 2012
@@ -44,14 +44,12 @@ import org.apache.hadoop.hdfs.server.com
 import org.apache.hadoop.hdfs.server.common.Storage.FormatConfirmable;
 import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.AddOp;
-import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.AllowSnapshotOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.CancelDelegationTokenOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.CloseOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.ConcatDeleteOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.CreateSnapshotOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.DeleteOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.DeleteSnapshotOp;
-import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.DisallowSnapshotOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.GetDelegationTokenOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.LogSegmentOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.MkdirOp;
@@ -879,18 +877,6 @@ public class FSEditLog implements LogsPu
     logEdit(op);
   }
   
-  void logAllowSnapshot(String snapName, String snapRoot) {
-    AllowSnapshotOp op = AllowSnapshotOp.getInstance(cache.get())
-        .setSnapshotRoot(snapRoot);
-    logEdit(op);
-  }
-
-  void logDisallowSnapshot(String snapName, String snapRoot) {
-    DisallowSnapshotOp op = DisallowSnapshotOp.getInstance(cache.get())
-        .setSnapshotRoot(snapRoot);
-    logEdit(op);
-  }
-  
   /**
    * Get all the journals this edit log is currently operating on.
    */

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java?rev=1400290&r1=1400289&r2=1400290&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
Fri Oct 19 21:04:29 2012
@@ -2281,115 +2281,7 @@ public abstract class FSEditLogOp {
       return builder.toString();
     }
   }
-
-  /**
-   * Operation corresponding to allow creating snapshot on a directory
-   */
-  static class AllowSnapshotOp extends FSEditLogOp {
-    String snapshotRoot;
-
-    public AllowSnapshotOp() {
-      super(OP_ALLOW_SNAPSHOT);
-    }
-
-    public AllowSnapshotOp(String snapRoot) {
-      super(OP_ALLOW_SNAPSHOT);
-      snapshotRoot = snapRoot;
-    }
-
-    static AllowSnapshotOp getInstance(OpInstanceCache cache) {
-      return (AllowSnapshotOp) cache.get(OP_ALLOW_SNAPSHOT);
-    }
-
-    public AllowSnapshotOp setSnapshotRoot(String snapRoot) {
-      snapshotRoot = snapRoot;
-      return this;
-    }
-
-    @Override
-    void readFields(DataInputStream in, int logVersion) throws IOException {
-      snapshotRoot = FSImageSerialization.readString(in);
-    }
-
-    @Override
-    public void writeFields(DataOutputStream out) throws IOException {
-      FSImageSerialization.writeString(snapshotRoot, out);
-    }
-
-    @Override
-    protected void toXml(ContentHandler contentHandler) throws SAXException {
-      XMLUtils.addSaxString(contentHandler, "SNAPSHOTROOT", snapshotRoot);
-    }
-
-    @Override
-    void fromXml(Stanza st) throws InvalidXmlException {
-      snapshotRoot = st.getValue("SNAPSHOTROOT");
-    }
-
-    @Override
-    public String toString() {
-      StringBuilder builder = new StringBuilder();
-      builder.append("AllowSnapshotOp [snapshotRoot=");
-      builder.append(snapshotRoot);
-      builder.append("]");
-      return builder.toString();
-    }
-  }
-
-  /**
-   * Operation corresponding to disallow creating snapshot on a directory
-   */
-  static class DisallowSnapshotOp extends FSEditLogOp {
-    String snapshotRoot;
-
-    public DisallowSnapshotOp() {
-      super(OP_DISALLOW_SNAPSHOT);
-    }
-
-    public DisallowSnapshotOp(String snapRoot) {
-      super(OP_DISALLOW_SNAPSHOT);
-      snapshotRoot = snapRoot;
-    }
-
-    static DisallowSnapshotOp getInstance(OpInstanceCache cache) {
-      return (DisallowSnapshotOp) cache.get(OP_DISALLOW_SNAPSHOT);
-    }
-
-    public DisallowSnapshotOp setSnapshotRoot(String snapRoot) {
-      snapshotRoot = snapRoot;
-      return this;
-    }
-
-    @Override
-    void readFields(DataInputStream in, int logVersion) throws IOException {
-      snapshotRoot = FSImageSerialization.readString(in);
-    }
-
-    @Override
-    public void writeFields(DataOutputStream out) throws IOException {
-      FSImageSerialization.writeString(snapshotRoot, out);
-    }
-
-    @Override
-    protected void toXml(ContentHandler contentHandler) throws SAXException {
-      XMLUtils.addSaxString(contentHandler, "SNAPSHOTROOT", snapshotRoot);
-    }
-
-    @Override
-    void fromXml(Stanza st) throws InvalidXmlException {
-      snapshotRoot = st.getValue("SNAPSHOTROOT");
-    }
-
-    @Override
-    public String toString() {
-      StringBuilder builder = new StringBuilder();
-      builder.append("DisallowSnapshotOp [snapshotRoot=");
-      builder.append(snapshotRoot);
-      builder.append("]");
-      return builder.toString();
-    }
-  }
-
+  
   static private short readShort(DataInputStream in) throws IOException {
     return Short.parseShort(FSImageSerialization.readString(in));
   }

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOpCodes.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOpCodes.java?rev=1400290&r1=1400289&r2=1400290&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOpCodes.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOpCodes.java
Fri Oct 19 21:04:29 2012
@@ -58,9 +58,7 @@ public enum FSEditLogOpCodes {
   OP_START_LOG_SEGMENT          ((byte) 24),
   OP_UPDATE_BLOCKS              ((byte) 25),
   OP_CREATE_SNAPSHOT            ((byte) 26),
-  OP_DELETE_SNAPSHOT            ((byte) 27),
-  OP_ALLOW_SNAPSHOT             ((byte) 28),
-  OP_DISALLOW_SNAPSHOT          ((byte) 29);
+  OP_DELETE_SNAPSHOT            ((byte) 27);
 
   private byte opCode;
 



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