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 class org.apache.cassandra.net.MessagingService$SocketThread extends java.lang.Thread
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.cassandra.net.MessagingService$SocketThread
  super_class: java.lang.Thread
{
  private final java.net.ServerSocket server;
    descriptor: Ljava/net/ServerSocket;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public final java.util.Set<java.io.Closeable> connections;
    descriptor: Ljava/util/Set;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Signature: Ljava/util/Set<Ljava/io/Closeable;>;
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.VisibleForTesting()

  void <init>(java.net.ServerSocket, java.lang.String);
    descriptor: (Ljava/net/ServerSocket;Ljava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
        start local 1 // java.net.ServerSocket server
        start local 2 // java.lang.String name
         0: .line 1287
            aload 0 /* this */
            aload 2 /* name */
            invokespecial java.lang.Thread.<init>:(Ljava/lang/String;)V
         1: .line 1283
            aload 0 /* this */
            invokestatic com.google.common.collect.Sets.newConcurrentHashSet:()Ljava/util/Set;
            putfield org.apache.cassandra.net.MessagingService$SocketThread.connections:Ljava/util/Set;
         2: .line 1288
            aload 0 /* this */
            aload 1 /* server */
            putfield org.apache.cassandra.net.MessagingService$SocketThread.server:Ljava/net/ServerSocket;
         3: .line 1289
            return
        end local 2 // java.lang.String name
        end local 1 // java.net.ServerSocket server
        end local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    4     0    this  Lorg/apache/cassandra/net/MessagingService$SocketThread;
            0    4     1  server  Ljava/net/ServerSocket;
            0    4     2    name  Ljava/lang/String;
    MethodParameters:
        Name  Flags
      server  
      name    

  public void run();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=7, args_size=1
        start local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
         0: .line 1294
            goto 40
         1: .line 1296
      StackMap locals:
      StackMap stack:
            aconst_null
            astore 1 /* socket */
        start local 1 // java.net.Socket socket
         2: .line 1299
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.server:Ljava/net/ServerSocket;
            invokevirtual java.net.ServerSocket.accept:()Ljava/net/Socket;
            astore 1 /* socket */
         3: .line 1300
            aload 0 /* this */
            aload 1 /* socket */
            invokevirtual org.apache.cassandra.net.MessagingService$SocketThread.authenticate:(Ljava/net/Socket;)Z
            ifne 7
         4: .line 1302
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "remote failed to authenticate"
            invokeinterface org.slf4j.Logger.trace:(Ljava/lang/String;)V
         5: .line 1303
            aload 1 /* socket */
            invokevirtual java.net.Socket.close:()V
         6: .line 1304
            goto 40
         7: .line 1307
      StackMap locals: java.net.Socket
      StackMap stack:
            aload 1 /* socket */
            iconst_1
            invokevirtual java.net.Socket.setKeepAlive:(Z)V
         8: .line 1308
            aload 1 /* socket */
            sipush 10000
            invokevirtual java.net.Socket.setSoTimeout:(I)V
         9: .line 1310
            new java.io.DataInputStream
            dup
            aload 1 /* socket */
            invokevirtual java.net.Socket.getInputStream:()Ljava/io/InputStream;
            invokespecial java.io.DataInputStream.<init>:(Ljava/io/InputStream;)V
            astore 2 /* in */
        start local 2 // java.io.DataInputStream in
        10: .line 1311
            aload 2 /* in */
            invokevirtual java.io.DataInputStream.readInt:()I
            invokestatic org.apache.cassandra.net.MessagingService.validateMagic:(I)V
        11: .line 1312
            aload 2 /* in */
            invokevirtual java.io.DataInputStream.readInt:()I
            istore 3 /* header */
        start local 3 // int header
        12: .line 1313
            iload 3 /* header */
            iconst_3
            iconst_1
            invokestatic org.apache.cassandra.net.MessagingService.getBits:(III)I
            iconst_1
            if_icmpne 13
            iconst_1
            goto 14
      StackMap locals: java.io.DataInputStream int
      StackMap stack:
        13: iconst_0
      StackMap locals:
      StackMap stack: int
        14: istore 4 /* isStream */
        start local 4 // boolean isStream
        15: .line 1314
            iload 3 /* header */
            bipush 15
            bipush 8
            invokestatic org.apache.cassandra.net.MessagingService.getBits:(III)I
            istore 5 /* version */
        start local 5 // int version
        16: .line 1315
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "Connection version {} from {}"
            iload 5 /* version */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aload 1 /* socket */
            invokevirtual java.net.Socket.getInetAddress:()Ljava/net/InetAddress;
            invokeinterface org.slf4j.Logger.trace:(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
        17: .line 1316
            aload 1 /* socket */
            iconst_0
            invokevirtual java.net.Socket.setSoTimeout:(I)V
        18: .line 1318
            iload 4 /* isStream */
            ifeq 20
        19: .line 1319
            new org.apache.cassandra.net.IncomingStreamingConnection
            dup
            iload 5 /* version */
            aload 1 /* socket */
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.connections:Ljava/util/Set;
            invokespecial org.apache.cassandra.net.IncomingStreamingConnection.<init>:(ILjava/net/Socket;Ljava/util/Set;)V
            goto 23
        20: .line 1320
      StackMap locals: int int
      StackMap stack:
            new org.apache.cassandra.net.IncomingTcpConnection
            dup
            iload 5 /* version */
            iload 3 /* header */
            iconst_2
            iconst_1
            invokestatic org.apache.cassandra.net.MessagingService.getBits:(III)I
            iconst_1
            if_icmpne 21
            iconst_1
            goto 22
      StackMap locals: org.apache.cassandra.net.MessagingService$SocketThread java.net.Socket java.io.DataInputStream int int int
      StackMap stack: new 20 new 20 int
        21: iconst_0
      StackMap locals: org.apache.cassandra.net.MessagingService$SocketThread java.net.Socket java.io.DataInputStream int int int
      StackMap stack: new 20 new 20 int int
        22: aload 1 /* socket */
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.connections:Ljava/util/Set;
            invokespecial org.apache.cassandra.net.IncomingTcpConnection.<init>:(IZLjava/net/Socket;Ljava/util/Set;)V
        23: .line 1318
      StackMap locals:
      StackMap stack: java.lang.Thread
            astore 6 /* thread */
        start local 6 // java.lang.Thread thread
        24: .line 1321
            aload 6 /* thread */
            invokevirtual java.lang.Thread.start:()V
        25: .line 1322
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.connections:Ljava/util/Set;
            aload 6 /* thread */
            checkcast java.io.Closeable
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
        end local 6 // java.lang.Thread thread
        end local 5 // int version
        end local 4 // boolean isStream
        end local 3 // int header
        end local 2 // java.io.DataInputStream in
        26: .line 1323
            goto 40
        27: .line 1324
      StackMap locals: org.apache.cassandra.net.MessagingService$SocketThread java.net.Socket
      StackMap stack: java.nio.channels.AsynchronousCloseException
            pop
        28: .line 1327
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "Asynchronous close seen by server thread"
            invokeinterface org.slf4j.Logger.trace:(Ljava/lang/String;)V
        29: .line 1328
            goto 41
        30: .line 1330
      StackMap locals:
      StackMap stack: java.nio.channels.ClosedChannelException
            pop
        31: .line 1332
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "MessagingService server thread already closed"
            invokeinterface org.slf4j.Logger.trace:(Ljava/lang/String;)V
        32: .line 1333
            goto 41
        33: .line 1335
      StackMap locals:
      StackMap stack: javax.net.ssl.SSLHandshakeException
            astore 2 /* e */
        start local 2 // javax.net.ssl.SSLHandshakeException e
        34: .line 1337
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            new java.lang.StringBuilder
            dup
            ldc "SSL handshake error for inbound connection from "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* socket */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aload 2 /* e */
            invokeinterface org.slf4j.Logger.error:(Ljava/lang/String;Ljava/lang/Throwable;)V
        35: .line 1338
            aload 1 /* socket */
            invokestatic org.apache.cassandra.io.util.FileUtils.closeQuietly:(Ljava/io/Closeable;)V
        end local 2 // javax.net.ssl.SSLHandshakeException e
        36: goto 40
        37: .line 1340
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 2 /* t */
        start local 2 // java.lang.Throwable t
        38: .line 1342
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "Error reading the socket {}"
            aload 1 /* socket */
            aload 2 /* t */
            invokeinterface org.slf4j.Logger.trace:(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
        39: .line 1343
            aload 1 /* socket */
            invokestatic org.apache.cassandra.io.util.FileUtils.closeQuietly:(Ljava/io/Closeable;)V
        end local 2 // java.lang.Throwable t
        end local 1 // java.net.Socket socket
        40: .line 1294
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.server:Ljava/net/ServerSocket;
            invokevirtual java.net.ServerSocket.isClosed:()Z
            ifeq 1
        41: .line 1346
      StackMap locals:
      StackMap stack:
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "MessagingService has terminated the accept() thread"
            invokeinterface org.slf4j.Logger.info:(Ljava/lang/String;)V
        42: .line 1347
            return
        end local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   43     0      this  Lorg/apache/cassandra/net/MessagingService$SocketThread;
            2   40     1    socket  Ljava/net/Socket;
           10   26     2        in  Ljava/io/DataInputStream;
           12   26     3    header  I
           15   26     4  isStream  Z
           16   26     5   version  I
           24   26     6    thread  Ljava/lang/Thread;
           34   36     2         e  Ljavax/net/ssl/SSLHandshakeException;
           38   40     2         t  Ljava/lang/Throwable;
      Exception table:
        from    to  target  type
           2     6      27  Class java.nio.channels.AsynchronousCloseException
           7    26      27  Class java.nio.channels.AsynchronousCloseException
           2     6      30  Class java.nio.channels.ClosedChannelException
           7    26      30  Class java.nio.channels.ClosedChannelException
           2     6      33  Class javax.net.ssl.SSLHandshakeException
           7    26      33  Class javax.net.ssl.SSLHandshakeException
           2     6      37  Class java.lang.Throwable
           7    26      37  Class java.lang.Throwable

  void close();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
         0: .line 1351
            getstatic org.apache.cassandra.net.MessagingService.logger:Lorg/slf4j/Logger;
            ldc "Closing accept() thread"
            invokeinterface org.slf4j.Logger.trace:(Ljava/lang/String;)V
         1: .line 1355
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.server:Ljava/net/ServerSocket;
            invokevirtual java.net.ServerSocket.close:()V
         2: .line 1356
            goto 5
         3: .line 1357
      StackMap locals:
      StackMap stack: java.io.IOException
            astore 1 /* e */
        start local 1 // java.io.IOException e
         4: .line 1361
            aload 1 /* e */
            invokestatic org.apache.cassandra.net.MessagingService.handleIOExceptionOnClose:(Ljava/io/IOException;)V
        end local 1 // java.io.IOException e
         5: .line 1363
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.cassandra.net.MessagingService$SocketThread.connections:Ljava/util/Set;
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            astore 2
            goto 8
      StackMap locals: org.apache.cassandra.net.MessagingService$SocketThread top java.util.Iterator
      StackMap stack:
         6: aload 2
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.io.Closeable
            astore 1 /* connection */
        start local 1 // java.io.Closeable connection
         7: .line 1365
            aload 1 /* connection */
            invokeinterface java.io.Closeable.close:()V
        end local 1 // java.io.Closeable connection
         8: .line 1363
      StackMap locals:
      StackMap stack:
            aload 2
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 6
         9: .line 1367
            return
        end local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   10     0        this  Lorg/apache/cassandra/net/MessagingService$SocketThread;
            4    5     1           e  Ljava/io/IOException;
            7    8     1  connection  Ljava/io/Closeable;
      Exception table:
        from    to  target  type
           1     2       3  Class java.io.IOException
    Exceptions:
      throws java.io.IOException

  private boolean authenticate(java.net.Socket);
    descriptor: (Ljava/net/Socket;)Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
        start local 1 // java.net.Socket socket
         0: .line 1371
            invokestatic org.apache.cassandra.config.DatabaseDescriptor.getInternodeAuthenticator:()Lorg/apache/cassandra/auth/IInternodeAuthenticator;
            aload 1 /* socket */
            invokevirtual java.net.Socket.getInetAddress:()Ljava/net/InetAddress;
            aload 1 /* socket */
            invokevirtual java.net.Socket.getPort:()I
            invokeinterface org.apache.cassandra.auth.IInternodeAuthenticator.authenticate:(Ljava/net/InetAddress;I)Z
            ireturn
        end local 1 // java.net.Socket socket
        end local 0 // org.apache.cassandra.net.MessagingService$SocketThread this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lorg/apache/cassandra/net/MessagingService$SocketThread;
            0    1     1  socket  Ljava/net/Socket;
    MethodParameters:
        Name  Flags
      socket  
}
SourceFile: "MessagingService.java"
NestHost: org.apache.cassandra.net.MessagingService
InnerClasses:
  public SocketThread = org.apache.cassandra.net.MessagingService$SocketThread of org.apache.cassandra.net.MessagingService
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.VisibleForTesting()