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Posted to commits@hbase.apache.org by te...@apache.org on 2013/07/18 23:48:19 UTC
svn commit: r1504676 - in /hbase/trunk/hbase-server/src:
main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java
test/java/org/apache/hadoop/hbase/util/TestFSHDFSUtils.java
Author: tedyu
Date: Thu Jul 18 21:48:18 2013
New Revision: 1504676
URL: http://svn.apache.org/r1504676
Log:
HBASE-8699 Parameter to DistributedFileSystem#isFileClosed should be of type Path (Ted Yu)
Modified:
hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java
hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestFSHDFSUtils.java
Modified: hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java?rev=1504676&r1=1504675&r2=1504676&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java (original)
+++ hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSHDFSUtils.java Thu Jul 18 21:48:18 2013
@@ -95,9 +95,13 @@ public class FSHDFSUtils extends FSUtils
// is dead. We set it to 61 seconds, 1 second than the default READ_TIMEOUT in HDFS, the
// default value for DFS_CLIENT_SOCKET_TIMEOUT_KEY.
long subsequentPause = conf.getInt("hbase.lease.recovery.dfs.timeout", 61 * 1000);
+
+ Method isFileClosedMeth = null;
+ // whether we need to look for isFileClosed method
+ boolean findIsFileClosedMeth = true;
boolean recovered = false;
// We break the loop if we succeed the lease recovery, timeout, or we throw an exception.
- for (int nbAttempt = 0; true; nbAttempt++) {
+ for (int nbAttempt = 0; !recovered; nbAttempt++) {
recovered = recoverLease(dfs, nbAttempt, p, startWaiting);
if (recovered) break;
checkIfCancelled(reporter);
@@ -113,7 +117,20 @@ public class FSHDFSUtils extends FSUtils
while ((EnvironmentEdgeManager.currentTimeMillis() - localStartWaiting) <
subsequentPause) {
Thread.sleep(conf.getInt("hbase.lease.recovery.pause", 1000));
- if (isFileClosed(dfs, p)) break;
+ if (findIsFileClosedMeth) {
+ try {
+ isFileClosedMeth = dfs.getClass().getMethod("isFileClosed",
+ new Class[]{ Path.class });
+ } catch (NoSuchMethodException nsme) {
+ LOG.debug("isFileClosed not available");
+ } finally {
+ findIsFileClosedMeth = false;
+ }
+ }
+ if (isFileClosedMeth != null && isFileClosed(dfs, isFileClosedMeth, p)) {
+ recovered = true;
+ break;
+ }
checkIfCancelled(reporter);
}
}
@@ -181,21 +198,17 @@ public class FSHDFSUtils extends FSUtils
/**
* Call HDFS-4525 isFileClosed if it is available.
* @param dfs
+ * @param m
* @param p
* @return True if file is closed.
*/
- boolean isFileClosed(final DistributedFileSystem dfs, final Path p) {
+ private boolean isFileClosed(final DistributedFileSystem dfs, final Method m, final Path p) {
try {
- Method m = dfs.getClass().getMethod("isFileClosed", new Class<?>[] {String.class});
- return (Boolean) m.invoke(dfs, p.toString());
+ return (Boolean) m.invoke(dfs, p);
} catch (SecurityException e) {
LOG.warn("No access", e);
- } catch (NoSuchMethodException e) {
- if (LOG.isTraceEnabled()) {
- LOG.trace("noSuchMethod isFileClosed (HDFS-4525); making do without");
- }
} catch (Exception e) {
- LOG.warn("Failed invocation", e);
+ LOG.warn("Failed invocation for " + p.toString(), e);
}
return false;
}
@@ -205,4 +218,4 @@ public class FSHDFSUtils extends FSUtils
if (reporter == null) return;
if (!reporter.progress()) throw new InterruptedIOException("Operation cancelled");
}
-}
\ No newline at end of file
+}
Modified: hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestFSHDFSUtils.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestFSHDFSUtils.java?rev=1504676&r1=1504675&r2=1504676&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestFSHDFSUtils.java (original)
+++ hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestFSHDFSUtils.java Thu Jul 18 21:48:18 2013
@@ -88,10 +88,10 @@ public class TestFSHDFSUtils {
// therefore return true if we are to break the loop.
Mockito.when(dfs.recoverLease(FILE)).
thenReturn(false).thenReturn(false).thenReturn(true);
- Mockito.when(dfs.isFileClosed(FILE.toString())).thenReturn(true);
+ Mockito.when(dfs.isFileClosed(FILE)).thenReturn(true);
assertTrue(this.fsHDFSUtils.recoverDFSFileLease(dfs, FILE, HTU.getConfiguration(), reporter));
- Mockito.verify(dfs, Mockito.times(3)).recoverLease(FILE);
- Mockito.verify(dfs, Mockito.times(1)).isFileClosed(FILE.toString());
+ Mockito.verify(dfs, Mockito.times(2)).recoverLease(FILE);
+ Mockito.verify(dfs, Mockito.times(1)).isFileClosed(FILE);
}
/**
@@ -102,8 +102,8 @@ public class TestFSHDFSUtils {
* Close status of a file. Copied over from HDFS-4525
* @return true if file is already closed
**/
- public boolean isFileClosed(String f) throws IOException{
+ public boolean isFileClosed(Path f) throws IOException{
return false;
}
}
-}
\ No newline at end of file
+}