WALSplitter.EntryBuffers (Apache HBase 1.1.7 API)

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java.lang.Object
- org.apache.hadoop.hbase.wal.WALSplitter.EntryBuffers

Enclosing class:

WALSplitter
```
public static class WALSplitter.EntryBuffers
extends Object
```
Class which accumulates edits and separates them into a buffer per region while simultaneously accounting RAM usage. Blocks if the RAM usage crosses a predefined threshold. Writer threads then pull region-specific buffers from this class.

- Constructor Summary
  
  Constructors
  Constructor and Description
  
  WALSplitter.EntryBuffers(WALSplitter.PipelineController controller, long maxHeapUsage)
- Method Summary
  
  Methods
  Modifier and Type Method and Description
  
  void appendEntry(WAL.Entry entry)
  Append a log entry into the corresponding region buffer.
  
  void waitUntilDrained()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WALSplitter.EntryBuffers

public WALSplitter.EntryBuffers(WALSplitter.PipelineController controller,
                        long maxHeapUsage)

Method Detail
- appendEntry
```
public void appendEntry(WAL.Entry entry)
                 throws InterruptedException,
                        IOException
```
  Append a log entry into the corresponding region buffer. Blocks if the total heap usage has crossed the specified threshold.
  
  Throws:
  
  InterruptedException
  
  IOException
- waitUntilDrained
```
public void waitUntilDrained()
```

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