https://cassandra.apache.org: The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.
  • Andres de la Peña
  • Avinash Lakshman
  • Aleksey Yeschenko
  • Aaron Morton
  • Ariel Weisberg
  • Blake Eggleston
  • Benedict Elliott Smith
  • Benjamin Lerer
  • Branimir Lambov
  • Brandon Williams
  • Carl Yeksigian
  • David Brosiusd
  • Dikang Gu
  • Eric Evans
  • Gary Dusbabek
  • Chris Goffinet
  • Alex Petrov
  • Laine Jaakko Olavi
  • T Jake Luciani
  • Jason Brown
  • Jonathan Ellis
  • Jake Farrell
  • Jeff Jirsa
  • Joel Knighton
  • Josh McKenzie
  • Johan Oskarsson
  • Jun Rao
  • Jay Zhuang
  • Sankalp Kohli
  • Marcus Eriksson
  • Michael Semb Wever
  • Mikhail Stepura
  • Michael Shuler
  • Paulo Motta
  • Prashant Malik
  • Robert Stupp
  • Peter Schuller
  • Sam Tunnicliffe
  • Sylvain Lebresne
  • Stefania Alborghetti
  • Tyler Hobbs
  • Vijay Parthasarathy
  • Pavel Yaskevich
  • Yuki Morishita
  • Nate McCall 
public abstract class org.apache.cassandra.db.commitlog.FileDirectSegment extends org.apache.cassandra.db.commitlog.CommitLogSegment
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.apache.cassandra.db.commitlog.FileDirectSegment
  super_class: org.apache.cassandra.db.commitlog.CommitLogSegment
{
  volatile long lastWrittenPos;
    descriptor: J
    flags: (0x0040) ACC_VOLATILE

  void <init>(org.apache.cassandra.db.commitlog.CommitLog, org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager);
    descriptor: (Lorg/apache/cassandra/db/commitlog/CommitLog;Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
        start local 1 // org.apache.cassandra.db.commitlog.CommitLog commitLog
        start local 2 // org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager manager
         0: .line 36
            aload 0 /* this */
            aload 1 /* commitLog */
            aload 2 /* manager */
            invokespecial org.apache.cassandra.db.commitlog.CommitLogSegment.<init>:(Lorg/apache/cassandra/db/commitlog/CommitLog;Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;)V
         1: .line 32
            aload 0 /* this */
            lconst_0
            putfield org.apache.cassandra.db.commitlog.FileDirectSegment.lastWrittenPos:J
         2: .line 37
            return
        end local 2 // org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager manager
        end local 1 // org.apache.cassandra.db.commitlog.CommitLog commitLog
        end local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    3     0       this  Lorg/apache/cassandra/db/commitlog/FileDirectSegment;
            0    3     1  commitLog  Lorg/apache/cassandra/db/commitlog/CommitLog;
            0    3     2    manager  Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;
    MethodParameters:
           Name  Flags
      commitLog  
      manager    

  void writeLogHeader();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=6, locals=2, args_size=1
        start local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
         0: .line 42
            aload 0 /* this */
            invokespecial org.apache.cassandra.db.commitlog.CommitLogSegment.writeLogHeader:()V
         1: .line 45
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.channel:Ljava/nio/channels/FileChannel;
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.buffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.duplicate:()Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/Buffer;
            checkcast java.nio.ByteBuffer
            invokevirtual java.nio.channels.FileChannel.write:(Ljava/nio/ByteBuffer;)I
            pop
         2: .line 46
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.manager:Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.buffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.position:()I
            i2l
            dup2_x1
            putfield org.apache.cassandra.db.commitlog.FileDirectSegment.lastWrittenPos:J
            invokevirtual org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager.addSize:(J)V
         3: .line 47
            goto 6
         4: .line 48
      StackMap locals:
      StackMap stack: java.io.IOException
            astore 1 /* e */
        start local 1 // java.io.IOException e
         5: .line 50
            new org.apache.cassandra.io.FSWriteError
            dup
            aload 1 /* e */
            aload 0 /* this */
            invokevirtual org.apache.cassandra.db.commitlog.FileDirectSegment.getPath:()Ljava/lang/String;
            invokespecial org.apache.cassandra.io.FSWriteError.<init>:(Ljava/lang/Throwable;Ljava/lang/String;)V
            athrow
        end local 1 // java.io.IOException e
         6: .line 52
      StackMap locals:
      StackMap stack:
            return
        end local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/apache/cassandra/db/commitlog/FileDirectSegment;
            5    6     1     e  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           1     3       4  Class java.io.IOException

  protected void internalClose();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
         0: .line 59
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.manager:Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;
            invokevirtual org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager.getBufferPool:()Lorg/apache/cassandra/db/commitlog/SimpleCachedBufferPool;
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.buffer:Ljava/nio/ByteBuffer;
            invokevirtual org.apache.cassandra.db.commitlog.SimpleCachedBufferPool.releaseBuffer:(Ljava/nio/ByteBuffer;)V
         1: .line 60
            aload 0 /* this */
            invokespecial org.apache.cassandra.db.commitlog.CommitLogSegment.internalClose:()V
         2: .line 61
            goto 6
         3: .line 63
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 1
         4: .line 64
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.manager:Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;
            invokevirtual org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager.notifyBufferFreed:()V
         5: .line 65
            aload 1
            athrow
         6: .line 64
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.manager:Lorg/apache/cassandra/db/commitlog/AbstractCommitLogSegmentManager;
            invokevirtual org.apache.cassandra.db.commitlog.AbstractCommitLogSegmentManager.notifyBufferFreed:()V
         7: .line 66
            return
        end local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lorg/apache/cassandra/db/commitlog/FileDirectSegment;
      Exception table:
        from    to  target  type
           0     3       3  any

  protected void flush(int, int);
    descriptor: (II)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
        start local 1 // int startMarker
        start local 2 // int nextMarker
         0: .line 73
            aload 0 /* this */
            getfield org.apache.cassandra.db.commitlog.FileDirectSegment.channel:Ljava/nio/channels/FileChannel;
            iconst_1
            invokestatic org.apache.cassandra.utils.SyncUtil.force:(Ljava/nio/channels/FileChannel;Z)V
         1: .line 74
            goto 4
         2: .line 75
      StackMap locals:
      StackMap stack: java.lang.Exception
            astore 3 /* e */
        start local 3 // java.lang.Exception e
         3: .line 77
            new org.apache.cassandra.io.FSWriteError
            dup
            aload 3 /* e */
            aload 0 /* this */
            invokevirtual org.apache.cassandra.db.commitlog.FileDirectSegment.getPath:()Ljava/lang/String;
            invokespecial org.apache.cassandra.io.FSWriteError.<init>:(Ljava/lang/Throwable;Ljava/lang/String;)V
            athrow
        end local 3 // java.lang.Exception e
         4: .line 79
      StackMap locals:
      StackMap stack:
            return
        end local 2 // int nextMarker
        end local 1 // int startMarker
        end local 0 // org.apache.cassandra.db.commitlog.FileDirectSegment this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    5     0         this  Lorg/apache/cassandra/db/commitlog/FileDirectSegment;
            0    5     1  startMarker  I
            0    5     2   nextMarker  I
            3    4     3            e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           0     1       2  Class java.lang.Exception
    MethodParameters:
             Name  Flags
      startMarker  
      nextMarker   
}
SourceFile: "FileDirectSegment.java"