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.locator.OldNetworkTopologyStrategy extends org.apache.cassandra.locator.AbstractReplicationStrategy
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.cassandra.locator.OldNetworkTopologyStrategy
  super_class: org.apache.cassandra.locator.AbstractReplicationStrategy
{
  public void <init>(java.lang.String, org.apache.cassandra.locator.TokenMetadata, org.apache.cassandra.locator.IEndpointSnitch, java.util.Map<java.lang.String, java.lang.String>);
    descriptor: (Ljava/lang/String;Lorg/apache/cassandra/locator/TokenMetadata;Lorg/apache/cassandra/locator/IEndpointSnitch;Ljava/util/Map;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=5
        start local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
        start local 1 // java.lang.String keyspaceName
        start local 2 // org.apache.cassandra.locator.TokenMetadata tokenMetadata
        start local 3 // org.apache.cassandra.locator.IEndpointSnitch snitch
        start local 4 // java.util.Map configOptions
         0: .line 42
            aload 0 /* this */
            aload 1 /* keyspaceName */
            aload 2 /* tokenMetadata */
            aload 3 /* snitch */
            aload 4 /* configOptions */
            invokespecial org.apache.cassandra.locator.AbstractReplicationStrategy.<init>:(Ljava/lang/String;Lorg/apache/cassandra/locator/TokenMetadata;Lorg/apache/cassandra/locator/IEndpointSnitch;Ljava/util/Map;)V
         1: .line 43
            return
        end local 4 // java.util.Map configOptions
        end local 3 // org.apache.cassandra.locator.IEndpointSnitch snitch
        end local 2 // org.apache.cassandra.locator.TokenMetadata tokenMetadata
        end local 1 // java.lang.String keyspaceName
        end local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lorg/apache/cassandra/locator/OldNetworkTopologyStrategy;
            0    2     1   keyspaceName  Ljava/lang/String;
            0    2     2  tokenMetadata  Lorg/apache/cassandra/locator/TokenMetadata;
            0    2     3         snitch  Lorg/apache/cassandra/locator/IEndpointSnitch;
            0    2     4  configOptions  Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;
    Signature: (Ljava/lang/String;Lorg/apache/cassandra/locator/TokenMetadata;Lorg/apache/cassandra/locator/IEndpointSnitch;Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;)V
    MethodParameters:
               Name  Flags
      keyspaceName   
      tokenMetadata  
      snitch         
      configOptions  

  public java.util.List<java.net.InetAddress> calculateNaturalEndpoints(org.apache.cassandra.dht.Token, org.apache.cassandra.locator.TokenMetadata);
    descriptor: (Lorg/apache/cassandra/dht/Token;Lorg/apache/cassandra/locator/TokenMetadata;)Ljava/util/List;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=11, args_size=3
        start local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
        start local 1 // org.apache.cassandra.dht.Token token
        start local 2 // org.apache.cassandra.locator.TokenMetadata metadata
         0: .line 47
            aload 0 /* this */
            invokevirtual org.apache.cassandra.locator.OldNetworkTopologyStrategy.getReplicationFactor:()I
            istore 3 /* replicas */
        start local 3 // int replicas
         1: .line 48
            new java.util.ArrayList
            dup
            iload 3 /* replicas */
            invokespecial java.util.ArrayList.<init>:(I)V
            astore 4 /* endpoints */
        start local 4 // java.util.List endpoints
         2: .line 49
            aload 2 /* metadata */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.sortedTokens:()Ljava/util/ArrayList;
            astore 5 /* tokens */
        start local 5 // java.util.ArrayList tokens
         3: .line 51
            aload 5 /* tokens */
            invokevirtual java.util.ArrayList.isEmpty:()Z
            ifeq 5
         4: .line 52
            aload 4 /* endpoints */
            areturn
         5: .line 54
      StackMap locals: int java.util.List java.util.ArrayList
      StackMap stack:
            aload 5 /* tokens */
            aload 1 /* token */
            iconst_0
            invokestatic org.apache.cassandra.locator.TokenMetadata.ringIterator:(Ljava/util/ArrayList;Lorg/apache/cassandra/dht/Token;Z)Ljava/util/Iterator;
            astore 6 /* iter */
        start local 6 // java.util.Iterator iter
         6: .line 55
            aload 6 /* iter */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.apache.cassandra.dht.Token
            astore 7 /* primaryToken */
        start local 7 // org.apache.cassandra.dht.Token primaryToken
         7: .line 56
            aload 4 /* endpoints */
            aload 2 /* metadata */
            aload 7 /* primaryToken */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         8: .line 58
            iconst_0
            istore 8 /* bDataCenter */
        start local 8 // boolean bDataCenter
         9: .line 59
            iconst_0
            istore 9 /* bOtherRack */
        start local 9 // boolean bOtherRack
        10: .line 60
            goto 22
        11: .line 63
      StackMap locals: org.apache.cassandra.locator.OldNetworkTopologyStrategy org.apache.cassandra.dht.Token org.apache.cassandra.locator.TokenMetadata int java.util.List java.util.ArrayList java.util.Iterator org.apache.cassandra.dht.Token int int
      StackMap stack:
            aload 6 /* iter */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.apache.cassandra.dht.Token
            astore 10 /* t */
        start local 10 // org.apache.cassandra.dht.Token t
        12: .line 64
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.snitch:Lorg/apache/cassandra/locator/IEndpointSnitch;
            aload 2 /* metadata */
            aload 7 /* primaryToken */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface org.apache.cassandra.locator.IEndpointSnitch.getDatacenter:(Ljava/net/InetAddress;)Ljava/lang/String;
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.snitch:Lorg/apache/cassandra/locator/IEndpointSnitch;
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface org.apache.cassandra.locator.IEndpointSnitch.getDatacenter:(Ljava/net/InetAddress;)Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 17
        13: .line 67
            iload 8 /* bDataCenter */
            ifne 22
        14: .line 69
            aload 4 /* endpoints */
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        15: .line 70
            iconst_1
            istore 8 /* bDataCenter */
        16: .line 72
            goto 22
        17: .line 75
      StackMap locals: org.apache.cassandra.dht.Token
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.snitch:Lorg/apache/cassandra/locator/IEndpointSnitch;
            aload 2 /* metadata */
            aload 7 /* primaryToken */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface org.apache.cassandra.locator.IEndpointSnitch.getRack:(Ljava/net/InetAddress;)Ljava/lang/String;
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.snitch:Lorg/apache/cassandra/locator/IEndpointSnitch;
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface org.apache.cassandra.locator.IEndpointSnitch.getRack:(Ljava/net/InetAddress;)Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 22
        18: .line 76
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.snitch:Lorg/apache/cassandra/locator/IEndpointSnitch;
            aload 2 /* metadata */
            aload 7 /* primaryToken */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface org.apache.cassandra.locator.IEndpointSnitch.getDatacenter:(Ljava/net/InetAddress;)Ljava/lang/String;
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.snitch:Lorg/apache/cassandra/locator/IEndpointSnitch;
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface org.apache.cassandra.locator.IEndpointSnitch.getDatacenter:(Ljava/net/InetAddress;)Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 22
        19: .line 79
            iload 9 /* bOtherRack */
            ifne 22
        20: .line 81
            aload 4 /* endpoints */
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        21: .line 82
            iconst_1
            istore 9 /* bOtherRack */
        end local 10 // org.apache.cassandra.dht.Token t
        22: .line 60
      StackMap locals:
      StackMap stack:
            aload 4 /* endpoints */
            invokeinterface java.util.List.size:()I
            iload 3 /* replicas */
            if_icmpge 23
            aload 6 /* iter */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 11
        23: .line 90
      StackMap locals:
      StackMap stack:
            aload 4 /* endpoints */
            invokeinterface java.util.List.size:()I
            iload 3 /* replicas */
            if_icmpge 30
        24: .line 92
            aload 5 /* tokens */
            aload 1 /* token */
            iconst_0
            invokestatic org.apache.cassandra.locator.TokenMetadata.ringIterator:(Ljava/util/ArrayList;Lorg/apache/cassandra/dht/Token;Z)Ljava/util/Iterator;
            astore 6 /* iter */
        25: .line 93
            goto 29
        26: .line 95
      StackMap locals:
      StackMap stack:
            aload 6 /* iter */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.apache.cassandra.dht.Token
            astore 10 /* t */
        start local 10 // org.apache.cassandra.dht.Token t
        27: .line 96
            aload 4 /* endpoints */
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface java.util.List.contains:(Ljava/lang/Object;)Z
            ifne 29
        28: .line 97
            aload 4 /* endpoints */
            aload 2 /* metadata */
            aload 10 /* t */
            invokevirtual org.apache.cassandra.locator.TokenMetadata.getEndpoint:(Lorg/apache/cassandra/dht/Token;)Ljava/net/InetAddress;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        end local 10 // org.apache.cassandra.dht.Token t
        29: .line 93
      StackMap locals:
      StackMap stack:
            aload 4 /* endpoints */
            invokeinterface java.util.List.size:()I
            iload 3 /* replicas */
            if_icmpge 30
            aload 6 /* iter */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 26
        30: .line 101
      StackMap locals:
      StackMap stack:
            aload 4 /* endpoints */
            areturn
        end local 9 // boolean bOtherRack
        end local 8 // boolean bDataCenter
        end local 7 // org.apache.cassandra.dht.Token primaryToken
        end local 6 // java.util.Iterator iter
        end local 5 // java.util.ArrayList tokens
        end local 4 // java.util.List endpoints
        end local 3 // int replicas
        end local 2 // org.apache.cassandra.locator.TokenMetadata metadata
        end local 1 // org.apache.cassandra.dht.Token token
        end local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0   31     0          this  Lorg/apache/cassandra/locator/OldNetworkTopologyStrategy;
            0   31     1         token  Lorg/apache/cassandra/dht/Token;
            0   31     2      metadata  Lorg/apache/cassandra/locator/TokenMetadata;
            1   31     3      replicas  I
            2   31     4     endpoints  Ljava/util/List<Ljava/net/InetAddress;>;
            3   31     5        tokens  Ljava/util/ArrayList<Lorg/apache/cassandra/dht/Token;>;
            6   31     6          iter  Ljava/util/Iterator<Lorg/apache/cassandra/dht/Token;>;
            7   31     7  primaryToken  Lorg/apache/cassandra/dht/Token;
            9   31     8   bDataCenter  Z
           10   31     9    bOtherRack  Z
           12   22    10             t  Lorg/apache/cassandra/dht/Token;
           27   29    10             t  Lorg/apache/cassandra/dht/Token;
    Signature: (Lorg/apache/cassandra/dht/Token;Lorg/apache/cassandra/locator/TokenMetadata;)Ljava/util/List<Ljava/net/InetAddress;>;
    MethodParameters:
          Name  Flags
      token     
      metadata  

  public int getReplicationFactor();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
         0: .line 106
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.configOptions:Ljava/util/Map;
            ldc "replication_factor"
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.lang.String
            invokestatic java.lang.Integer.parseInt:(Ljava/lang/String;)I
            ireturn
        end local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/cassandra/locator/OldNetworkTopologyStrategy;

  public void validateOptions();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
         0: .line 111
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.configOptions:Ljava/util/Map;
            ifnull 1
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.configOptions:Ljava/util/Map;
            ldc "replication_factor"
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            ifnonnull 2
         1: .line 113
      StackMap locals:
      StackMap stack:
            new org.apache.cassandra.exceptions.ConfigurationException
            dup
            ldc "SimpleStrategy requires a replication_factor strategy option."
            invokespecial org.apache.cassandra.exceptions.ConfigurationException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 115
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.cassandra.locator.OldNetworkTopologyStrategy.configOptions:Ljava/util/Map;
            ldc "replication_factor"
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.lang.String
            invokevirtual org.apache.cassandra.locator.OldNetworkTopologyStrategy.validateReplicationFactor:(Ljava/lang/String;)V
         3: .line 116
            return
        end local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/apache/cassandra/locator/OldNetworkTopologyStrategy;
    Exceptions:
      throws org.apache.cassandra.exceptions.ConfigurationException

  public java.util.Collection<java.lang.String> recognizedOptions();
    descriptor: ()Ljava/util/Collection;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
         0: .line 120
            ldc "replication_factor"
            invokestatic java.util.Collections.singleton:(Ljava/lang/Object;)Ljava/util/Set;
            areturn
        end local 0 // org.apache.cassandra.locator.OldNetworkTopologyStrategy this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/cassandra/locator/OldNetworkTopologyStrategy;
    Signature: ()Ljava/util/Collection<Ljava/lang/String;>;
}
SourceFile: "OldNetworkTopologyStrategy.java"