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.partitions.PartitionIterators
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.apache.cassandra.db.partitions.PartitionIterators
  super_class: java.lang.Object
{
  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 31
            ldc Lorg/apache/cassandra/db/partitions/PartitionIterators;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic org.apache.cassandra.db.partitions.PartitionIterators.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.cassandra.db.partitions.PartitionIterators this
         0: .line 33
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.cassandra.db.partitions.PartitionIterators this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/cassandra/db/partitions/PartitionIterators;

  public static org.apache.cassandra.db.rows.RowIterator getOnlyElement(org.apache.cassandra.db.partitions.PartitionIterator, org.apache.cassandra.db.SinglePartitionReadCommand);
    descriptor: (Lorg/apache/cassandra/db/partitions/PartitionIterator;Lorg/apache/cassandra/db/SinglePartitionReadCommand;)Lorg/apache/cassandra/db/rows/RowIterator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // org.apache.cassandra.db.partitions.PartitionIterator iter
        start local 1 // org.apache.cassandra.db.SinglePartitionReadCommand command
         0: .line 40
            aload 0 /* iter */
            invokeinterface org.apache.cassandra.db.partitions.PartitionIterator.hasNext:()Z
            ifeq 2
         1: .line 41
            aload 0 /* iter */
            invokeinterface org.apache.cassandra.db.partitions.PartitionIterator.next:()Ljava/lang/Object;
            checkcast org.apache.cassandra.db.rows.RowIterator
            goto 6
         2: .line 42
      StackMap locals:
      StackMap stack:
            aload 1 /* command */
            invokevirtual org.apache.cassandra.db.SinglePartitionReadCommand.metadata:()Lorg/apache/cassandra/config/CFMetaData;
         3: .line 43
            aload 1 /* command */
            invokevirtual org.apache.cassandra.db.SinglePartitionReadCommand.partitionKey:()Lorg/apache/cassandra/db/DecoratedKey;
         4: .line 44
            aload 1 /* command */
            invokevirtual org.apache.cassandra.db.SinglePartitionReadCommand.clusteringIndexFilter:()Lorg/apache/cassandra/db/filter/ClusteringIndexFilter;
            invokeinterface org.apache.cassandra.db.filter.ClusteringIndexFilter.isReversed:()Z
         5: .line 42
            invokestatic org.apache.cassandra.db.EmptyIterators.row:(Lorg/apache/cassandra/config/CFMetaData;Lorg/apache/cassandra/db/DecoratedKey;Z)Lorg/apache/cassandra/db/rows/RowIterator;
         6: .line 40
      StackMap locals:
      StackMap stack: org.apache.cassandra.db.rows.RowIterator
            astore 2 /* toReturn */
        start local 2 // org.apache.cassandra.db.rows.RowIterator toReturn
         7: .line 59
            aload 2 /* toReturn */
            new org.apache.cassandra.db.partitions.PartitionIterators$1Close
            dup
            aload 0 /* iter */
            invokespecial org.apache.cassandra.db.partitions.PartitionIterators$1Close.<init>:(Lorg/apache/cassandra/db/partitions/PartitionIterator;)V
            invokestatic org.apache.cassandra.db.transform.Transformation.apply:(Lorg/apache/cassandra/db/rows/RowIterator;Lorg/apache/cassandra/db/transform/Transformation;)Lorg/apache/cassandra/db/rows/RowIterator;
            areturn
        end local 2 // org.apache.cassandra.db.rows.RowIterator toReturn
        end local 1 // org.apache.cassandra.db.SinglePartitionReadCommand command
        end local 0 // org.apache.cassandra.db.partitions.PartitionIterator iter
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    8     0      iter  Lorg/apache/cassandra/db/partitions/PartitionIterator;
            0    8     1   command  Lorg/apache/cassandra/db/SinglePartitionReadCommand;
            7    8     2  toReturn  Lorg/apache/cassandra/db/rows/RowIterator;
    MethodParameters:
         Name  Flags
      iter     final
      command  

  public static org.apache.cassandra.db.partitions.PartitionIterator concat(java.util.List<org.apache.cassandra.db.partitions.PartitionIterator>);
    descriptor: (Ljava/util/List;)Lorg/apache/cassandra/db/partitions/PartitionIterator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.util.List iterators
         0: .line 65
            aload 0 /* iterators */
            invokeinterface java.util.List.size:()I
            iconst_1
            if_icmpne 2
         1: .line 66
            aload 0 /* iterators */
            iconst_0
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast org.apache.cassandra.db.partitions.PartitionIterator
            areturn
         2: .line 79
      StackMap locals:
      StackMap stack:
            invokestatic org.apache.cassandra.db.EmptyIterators.partition:()Lorg/apache/cassandra/db/partitions/PartitionIterator;
            new org.apache.cassandra.db.partitions.PartitionIterators$1Extend
            dup
            aload 0 /* iterators */
            invokespecial org.apache.cassandra.db.partitions.PartitionIterators$1Extend.<init>:(Ljava/util/List;)V
            invokestatic org.apache.cassandra.db.transform.MorePartitions.extend:(Lorg/apache/cassandra/db/partitions/PartitionIterator;Lorg/apache/cassandra/db/transform/MorePartitions;)Lorg/apache/cassandra/db/partitions/PartitionIterator;
            areturn
        end local 0 // java.util.List iterators
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    3     0  iterators  Ljava/util/List<Lorg/apache/cassandra/db/partitions/PartitionIterator;>;
    Signature: (Ljava/util/List<Lorg/apache/cassandra/db/partitions/PartitionIterator;>;)Lorg/apache/cassandra/db/partitions/PartitionIterator;
    MethodParameters:
           Name  Flags
      iterators  final

  public static org.apache.cassandra.db.partitions.PartitionIterator singletonIterator(org.apache.cassandra.db.rows.RowIterator);
    descriptor: (Lorg/apache/cassandra/db/rows/RowIterator;)Lorg/apache/cassandra/db/partitions/PartitionIterator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.cassandra.db.rows.RowIterator iterator
         0: .line 84
            new org.apache.cassandra.db.partitions.PartitionIterators$SingletonPartitionIterator
            dup
            aload 0 /* iterator */
            invokespecial org.apache.cassandra.db.partitions.PartitionIterators$SingletonPartitionIterator.<init>:(Lorg/apache/cassandra/db/rows/RowIterator;)V
            areturn
        end local 0 // org.apache.cassandra.db.rows.RowIterator iterator
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0  iterator  Lorg/apache/cassandra/db/rows/RowIterator;
    MethodParameters:
          Name  Flags
      iterator  

  public static void consume(org.apache.cassandra.db.partitions.PartitionIterator);
    descriptor: (Lorg/apache/cassandra/db/partitions/PartitionIterator;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=1
        start local 0 // org.apache.cassandra.db.partitions.PartitionIterator iterator
         0: .line 89
            goto 12
         1: .line 91
      StackMap locals:
      StackMap stack:
            aconst_null
            astore 1
            aconst_null
            astore 2
         2: aload 0 /* iterator */
            invokeinterface org.apache.cassandra.db.partitions.PartitionIterator.next:()Ljava/lang/Object;
            checkcast org.apache.cassandra.db.rows.RowIterator
            astore 3 /* partition */
        start local 3 // org.apache.cassandra.db.rows.RowIterator partition
         3: .line 93
            goto 5
         4: .line 94
      StackMap locals: java.lang.Throwable java.lang.Throwable org.apache.cassandra.db.rows.RowIterator
      StackMap stack:
            aload 3 /* partition */
            invokeinterface org.apache.cassandra.db.rows.RowIterator.next:()Ljava/lang/Object;
            pop
         5: .line 93
      StackMap locals:
      StackMap stack:
            aload 3 /* partition */
            invokeinterface org.apache.cassandra.db.rows.RowIterator.hasNext:()Z
            ifne 4
         6: .line 95
            aload 3 /* partition */
            ifnull 12
            aload 3 /* partition */
            invokeinterface org.apache.cassandra.db.rows.RowIterator.close:()V
            goto 12
      StackMap locals:
      StackMap stack: java.lang.Throwable
         7: astore 1
            aload 3 /* partition */
            ifnull 8
            aload 3 /* partition */
            invokeinterface org.apache.cassandra.db.rows.RowIterator.close:()V
        end local 3 // org.apache.cassandra.db.rows.RowIterator partition
      StackMap locals:
      StackMap stack:
         8: aload 1
            athrow
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: astore 2
            aload 1
            ifnonnull 10
            aload 2
            astore 1
            goto 11
      StackMap locals:
      StackMap stack:
        10: aload 1
            aload 2
            if_acmpeq 11
            aload 1
            aload 2
            invokevirtual java.lang.Throwable.addSuppressed:(Ljava/lang/Throwable;)V
      StackMap locals:
      StackMap stack:
        11: aload 1
            athrow
        12: .line 89
      StackMap locals:
      StackMap stack:
            aload 0 /* iterator */
            invokeinterface org.apache.cassandra.db.partitions.PartitionIterator.hasNext:()Z
            ifne 1
        13: .line 97
            return
        end local 0 // org.apache.cassandra.db.partitions.PartitionIterator iterator
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   14     0   iterator  Lorg/apache/cassandra/db/partitions/PartitionIterator;
            3    8     3  partition  Lorg/apache/cassandra/db/rows/RowIterator;
      Exception table:
        from    to  target  type
           3     6       7  any
           2     9       9  any
    MethodParameters:
          Name  Flags
      iterator  

  public static org.apache.cassandra.db.partitions.PartitionIterator loggingIterator(org.apache.cassandra.db.partitions.PartitionIterator, java.lang.String);
    descriptor: (Lorg/apache/cassandra/db/partitions/PartitionIterator;Ljava/lang/String;)Lorg/apache/cassandra/db/partitions/PartitionIterator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.apache.cassandra.db.partitions.PartitionIterator iterator
        start local 1 // java.lang.String id
         0: .line 115
            aload 0 /* iterator */
            new org.apache.cassandra.db.partitions.PartitionIterators$1Logger
            dup
            aload 1 /* id */
            invokespecial org.apache.cassandra.db.partitions.PartitionIterators$1Logger.<init>:(Ljava/lang/String;)V
            invokestatic org.apache.cassandra.db.transform.Transformation.apply:(Lorg/apache/cassandra/db/partitions/PartitionIterator;Lorg/apache/cassandra/db/transform/Transformation;)Lorg/apache/cassandra/db/partitions/PartitionIterator;
            areturn
        end local 1 // java.lang.String id
        end local 0 // org.apache.cassandra.db.partitions.PartitionIterator iterator
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0  iterator  Lorg/apache/cassandra/db/partitions/PartitionIterator;
            0    1     1        id  Ljava/lang/String;
    MethodParameters:
          Name  Flags
      iterator  
      id        final
}
SourceFile: "PartitionIterators.java"
NestMembers:
  org.apache.cassandra.db.partitions.PartitionIterators$1Close  org.apache.cassandra.db.partitions.PartitionIterators$1Extend  org.apache.cassandra.db.partitions.PartitionIterators$1Logger  org.apache.cassandra.db.partitions.PartitionIterators$SingletonPartitionIterator
InnerClasses:
  Close = org.apache.cassandra.db.partitions.PartitionIterators$1Close
  Extend = org.apache.cassandra.db.partitions.PartitionIterators$1Extend
  Logger = org.apache.cassandra.db.partitions.PartitionIterators$1Logger
  private SingletonPartitionIterator = org.apache.cassandra.db.partitions.PartitionIterators$SingletonPartitionIterator of org.apache.cassandra.db.partitions.PartitionIterators