HDFS-1184. Replace tabs in code with spaces. Contributed by Jeff.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/hdfs/trunk@951178 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -34,6 +34,8 @@ Trunk (unreleased changes)
 
     HDFS-1119. Introduce a GSet interface to BlocksMap.  (szetszwo)
 
+    HDFS-1184. Replace tabs in code with spaces. (Jeff via jghoman)
+
   BUG FIXES
 
     HDFS-1039. Adding test for  JspHelper.getUGI(jnp via boryas)

src/java/org/apache/hadoop/hdfs/DFSClient.java

@@ -243,7 +243,7 @@ public class DFSClient implements FSConstants, java.io.Closeable {
     this.socketFactory = NetUtils.getSocketFactory(conf, ClientProtocol.class);
     // dfs.write.packet.size is an internal config variable
     this.writePacketSize = conf.getInt(DFSConfigKeys.DFS_CLIENT_WRITE_PACKET_SIZE_KEY, 
-		                       DFSConfigKeys.DFS_CLIENT_WRITE_PACKET_SIZE_DEFAULT);
+                                       DFSConfigKeys.DFS_CLIENT_WRITE_PACKET_SIZE_DEFAULT);
     // The hdfsTimeout is currently the same as the ipc timeout 
     this.hdfsTimeout = Client.getTimeout(conf);
 

src/java/org/apache/hadoop/hdfs/server/datanode/DataBlockScanner.java

@@ -667,7 +667,7 @@ class DataBlockScanner implements Runnable {
             ((info.lastScanType == ScanType.VERIFICATION_SCAN) ? "local" :
               "none");
         buffer.append(String.format("%-26s : status : %-6s type : %-6s" +
-        		                        " scan time : " +
+                                    " scan time : " +
                                     "%-15d %s\n", info.block, 
                                     (info.lastScanOk ? "ok" : "failed"),
                                     scanType, scanTime,

src/java/org/apache/hadoop/hdfs/server/datanode/metrics/DataNodeActivityMBean.java

@@ -67,7 +67,7 @@ public class DataNodeActivityMBean extends MetricsDynamicMBeanBase {
       name = datanodeName.replace(":", "-");
     }
     mbeanName = MBeanUtil.registerMBean("DataNode",
-	"DataNodeActivity-" + name, this);
+        "DataNodeActivity-" + name, this);
   }
   
 

src/java/org/apache/hadoop/hdfs/server/namenode/Checkpointer.java

@@ -56,7 +56,7 @@ class Checkpointer extends Daemon {
 
   private BackupNode backupNode;
   volatile boolean shouldRun;
-  private long checkpointPeriod;	// in seconds
+  private long checkpointPeriod;    // in seconds
   private long checkpointSize;    // size (in MB) of current Edit Log
 
   private BackupStorage getFSImage() {
@@ -255,6 +255,6 @@ class Checkpointer extends Daemon {
         getFSImage().getEditLog().close();
     LOG.info("Checkpoint completed in "
         + (FSNamesystem.now() - startTime)/1000 + " seconds."
-        +	" New Image Size: " + bnImage.getFsImageName().length());
+        + " New Image Size: " + bnImage.getFsImageName().length());
   }
 }

src/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java

@@ -920,7 +920,7 @@ class FSDirectory implements Closeable {
   
   /** Return if a directory is empty or not **/
   boolean isDirEmpty(String src) throws UnresolvedLinkException {
-	   boolean dirNotEmpty = true;
+    boolean dirNotEmpty = true;
     if (!isDir(src)) {
       return true;
     }

src/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java

@@ -96,7 +96,7 @@ public class FSEditLog {
                                     NamenodeProtocol.JA_CHECKPOINT_TIME;
 
   static final String NO_JOURNAL_STREAMS_WARNING = "!!! WARNING !!!" +
-  		" File system changes are not persistent. No journal streams.";
+      " File system changes are not persistent. No journal streams.";
 
   private volatile int sizeOutputFlushBuffer = 512*1024;
 
@@ -349,13 +349,13 @@ public class FSEditLog {
    * @return the matching stream
    */
   synchronized EditLogOutputStream getEditsStream(StorageDirectory sd) {
-	for (EditLogOutputStream es : editStreams) {
-	  File parentStorageDir = ((EditLogFileOutputStream)es).getFile()
-	  .getParentFile().getParentFile();
-	  if (parentStorageDir.getName().equals(sd.getRoot().getName()))
-		return es;
-	}
-	return null;
+    for (EditLogOutputStream es : editStreams) {
+      File parentStorageDir = ((EditLogFileOutputStream)es).getFile()
+        .getParentFile().getParentFile();
+      if (parentStorageDir.getName().equals(sd.getRoot().getName()))
+        return es;
+    }
+    return null;
   }
 
   /**

src/java/org/apache/hadoop/hdfs/server/namenode/INodeFileUnderConstruction.java

@@ -127,7 +127,7 @@ class INodeFileUnderConstruction extends INodeFile {
   throws IOException {
     if (blocks == null || blocks.length == 0) {
       throw new IOException("Trying to update non-existant block. " +
-      		"File is empty.");
+          "File is empty.");
     }
     BlockInfoUnderConstruction ucBlock =
       lastBlock.convertToBlockUnderConstruction(

src/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java

@@ -302,7 +302,7 @@ public class NameNode implements NamenodeProtocols, FSConstants {
     this.server = RPC.getServer(NamenodeProtocols.class, this,
                                 socAddr.getHostName(), socAddr.getPort(),
                                 handlerCount, false, conf, 
-				namesystem.getDelegationTokenSecretManager());
+                                namesystem.getDelegationTokenSecretManager());
     // The rpc-server port can be ephemeral... ensure we have the correct info
     this.rpcAddress = this.server.getListenerAddress(); 
     setRpcServerAddress(conf);

src/java/org/apache/hadoop/hdfs/server/namenode/PendingReplicationBlocks.java

@@ -84,7 +84,7 @@ class PendingReplicationBlocks {
     synchronized (pendingReplications) {
       PendingBlockInfo found = pendingReplications.get(block);
       if (found != null) {
-      	FSNamesystem.LOG.debug("Removing pending replication for block" + block);
+        FSNamesystem.LOG.debug("Removing pending replication for block" + block);
         found.decrementReplicas();
         if (found.getNumReplicas() <= 0) {
           pendingReplications.remove(block);

src/java/org/apache/hadoop/hdfs/server/namenode/SecondaryNameNode.java

@@ -85,7 +85,7 @@ public class SecondaryNameNode implements Runnable {
 
   private Collection<URI> checkpointDirs;
   private Collection<URI> checkpointEditsDirs;
-  private long checkpointPeriod;	// in seconds
+  private long checkpointPeriod;    // in seconds
   private long checkpointSize;    // size (in MB) of current Edit Log
 
   /** {@inheritDoc} */