org.apache.blur.mapreduce.lib
Class ProgressableDirectory

java.lang.Object
  extended by org.apache.lucene.store.Directory
      extended by org.apache.blur.mapreduce.lib.ProgressableDirectory
All Implemented Interfaces:
Closeable

public class ProgressableDirectory
extends org.apache.lucene.store.Directory

The ProgressableDirectory allows for progress to be recorded while Lucene is blocked and merging. This prevents the Task from being killed after not reporting progress because of the blocked merge.


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.lucene.store.Directory
org.apache.lucene.store.Directory.IndexInputSlicer
 
Constructor Summary
ProgressableDirectory(org.apache.lucene.store.Directory directory, org.apache.hadoop.util.Progressable progressable)
           
 
Method Summary
 void clearLock(String name)
           
 void close()
           
 org.apache.lucene.store.IndexOutput createOutput(String name, org.apache.lucene.store.IOContext context)
           
 void deleteFile(String name)
           
 boolean equals(Object obj)
           
 boolean fileExists(String name)
           
 long fileLength(String name)
           
 org.apache.lucene.store.LockFactory getLockFactory()
           
 String getLockID()
           
 int hashCode()
           
 String[] listAll()
           
 org.apache.lucene.store.Lock makeLock(String name)
           
 org.apache.lucene.store.IndexInput openInput(String name, org.apache.lucene.store.IOContext context)
           
 void setLockFactory(org.apache.lucene.store.LockFactory lockFactory)
           
 void sync(Collection<String> names)
           
 String toString()
           
 
Methods inherited from class org.apache.lucene.store.Directory
copy, createSlicer
 
Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

ProgressableDirectory

public ProgressableDirectory(org.apache.lucene.store.Directory directory,
                             org.apache.hadoop.util.Progressable progressable)
Method Detail

clearLock

public void clearLock(String name)
               throws IOException
Overrides:
clearLock in class org.apache.lucene.store.Directory
Throws:
IOException

close

public void close()
           throws IOException
Specified by:
close in interface Closeable
Specified by:
close in class org.apache.lucene.store.Directory
Throws:
IOException

createOutput

public org.apache.lucene.store.IndexOutput createOutput(String name,
                                                        org.apache.lucene.store.IOContext context)
                                                 throws IOException
Specified by:
createOutput in class org.apache.lucene.store.Directory
Throws:
IOException

deleteFile

public void deleteFile(String name)
                throws IOException
Specified by:
deleteFile in class org.apache.lucene.store.Directory
Throws:
IOException

equals

public boolean equals(Object obj)
Overrides:
equals in class Object

fileExists

public boolean fileExists(String name)
                   throws IOException
Specified by:
fileExists in class org.apache.lucene.store.Directory
Throws:
IOException

fileLength

public long fileLength(String name)
                throws IOException
Specified by:
fileLength in class org.apache.lucene.store.Directory
Throws:
IOException

getLockFactory

public org.apache.lucene.store.LockFactory getLockFactory()
Overrides:
getLockFactory in class org.apache.lucene.store.Directory

getLockID

public String getLockID()
Overrides:
getLockID in class org.apache.lucene.store.Directory

hashCode

public int hashCode()
Overrides:
hashCode in class Object

listAll

public String[] listAll()
                 throws IOException
Specified by:
listAll in class org.apache.lucene.store.Directory
Throws:
IOException

makeLock

public org.apache.lucene.store.Lock makeLock(String name)
Overrides:
makeLock in class org.apache.lucene.store.Directory

openInput

public org.apache.lucene.store.IndexInput openInput(String name,
                                                    org.apache.lucene.store.IOContext context)
                                             throws IOException
Specified by:
openInput in class org.apache.lucene.store.Directory
Throws:
IOException

setLockFactory

public void setLockFactory(org.apache.lucene.store.LockFactory lockFactory)
                    throws IOException
Overrides:
setLockFactory in class org.apache.lucene.store.Directory
Throws:
IOException

sync

public void sync(Collection<String> names)
          throws IOException
Specified by:
sync in class org.apache.lucene.store.Directory
Throws:
IOException

toString

public String toString()
Overrides:
toString in class org.apache.lucene.store.Directory


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