https://github.com/reactor/reactor-core: Non-Blocking Reactive Foundation for the JVM (reactor)
  • Stephane Maldini
  • David Karnok
  • Simon Baslé
  • Sergei Egorov
  • Sébastien Deleuze 
abstract class reactor.core.publisher.FlatMapTracker<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0420) ACC_SUPER, ACC_ABSTRACT
  this_class: reactor.core.publisher.FlatMapTracker
  super_class: java.lang.Object
{
  volatile T[] array;
    descriptor: [Ljava/lang/Object;
    flags: (0x0040) ACC_VOLATILE
    Signature: [TT;

  int[] free;
    descriptor: [I
    flags: (0x0000) 

  long producerIndex;
    descriptor: J
    flags: (0x0000) 

  long consumerIndex;
    descriptor: J
    flags: (0x0000) 

  volatile int size;
    descriptor: I
    flags: (0x0040) ACC_VOLATILE

  static final java.util.concurrent.atomic.AtomicIntegerFieldUpdater<reactor.core.publisher.FlatMapTracker> SIZE;
    descriptor: Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater<Lreactor/core/publisher/FlatMapTracker;>;

  static final int[] FREE_EMPTY;
    descriptor: [I
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 1078
            ldc Lreactor/core/publisher/FlatMapTracker;
            ldc "size"
            invokestatic java.util.concurrent.atomic.AtomicIntegerFieldUpdater.newUpdater:(Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
         1: .line 1077
            putstatic reactor.core.publisher.FlatMapTracker.SIZE:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
         2: .line 1080
            iconst_0
            newarray 10
            putstatic reactor.core.publisher.FlatMapTracker.FREE_EMPTY:[I
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // reactor.core.publisher.FlatMapTracker this
         0: .line 1065
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 1067
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FlatMapTracker.empty:()[Ljava/lang/Object;
            putfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
         2: .line 1069
            aload 0 /* this */
            getstatic reactor.core.publisher.FlatMapTracker.FREE_EMPTY:[I
            putfield reactor.core.publisher.FlatMapTracker.free:[I
         3: .line 1065
            return
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lreactor/core/publisher/FlatMapTracker<TT;>;

  abstract T[] empty();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0400) ACC_ABSTRACT
    Signature: ()[TT;

  abstract T[] terminated();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0400) ACC_ABSTRACT
    Signature: ()[TT;

  abstract T[] newArray();
    descriptor: (I)[Ljava/lang/Object;
    flags: (0x0400) ACC_ABSTRACT
    Signature: (I)[TT;
    MethodParameters:
      Name  Flags
      size  

  abstract void unsubscribeEntry();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0400) ACC_ABSTRACT
    Signature: (TT;)V
    MethodParameters:
       Name  Flags
      entry  

  abstract void setIndex(T, );
    descriptor: (Ljava/lang/Object;I)V
    flags: (0x0400) ACC_ABSTRACT
    Signature: (TT;I)V
    MethodParameters:
       Name  Flags
      entry  
      index  

  final void unsubscribe();
    descriptor: ()V
    flags: (0x0010) ACC_FINAL
    Code:
      stack=3, locals=7, args_size=1
        start local 0 // reactor.core.publisher.FlatMapTracker this
         0: .line 1094
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FlatMapTracker.terminated:()[Ljava/lang/Object;
            astore 2 /* t */
        start local 2 // java.lang.Object[] t
         1: .line 1095
            aload 0 /* this */
            dup
            astore 3
            monitorenter
         2: .line 1096
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
            astore 1 /* a */
        start local 1 // java.lang.Object[] a
         3: .line 1097
            aload 1 /* a */
            aload 2 /* t */
            if_acmpne 6
         4: .line 1098
            aload 3
            monitorexit
         5: return
         6: .line 1100
      StackMap locals: java.lang.Object[] java.lang.Object[] reactor.core.publisher.FlatMapTracker
      StackMap stack:
            getstatic reactor.core.publisher.FlatMapTracker.SIZE:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            iconst_0
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.lazySet:(Ljava/lang/Object;I)V
         7: .line 1101
            aload 0 /* this */
            aconst_null
            putfield reactor.core.publisher.FlatMapTracker.free:[I
         8: .line 1102
            aload 0 /* this */
            aload 2 /* t */
            putfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
         9: .line 1095
            aload 3
            monitorexit
        10: goto 13
        end local 1 // java.lang.Object[] a
      StackMap locals: reactor.core.publisher.FlatMapTracker top java.lang.Object[] reactor.core.publisher.FlatMapTracker
      StackMap stack: java.lang.Throwable
        11: aload 3
            monitorexit
        12: athrow
        start local 1 // java.lang.Object[] a
        13: .line 1104
      StackMap locals: reactor.core.publisher.FlatMapTracker java.lang.Object[] java.lang.Object[]
      StackMap stack:
            aload 1 /* a */
            dup
            astore 6
            arraylength
            istore 5
            iconst_0
            istore 4
            goto 18
      StackMap locals: reactor.core.publisher.FlatMapTracker java.lang.Object[] java.lang.Object[] top int int java.lang.Object[]
      StackMap stack:
        14: aload 6
            iload 4
            aaload
            astore 3 /* e */
        start local 3 // java.lang.Object e
        15: .line 1105
            aload 3 /* e */
            ifnull 17
        16: .line 1106
            aload 0 /* this */
            aload 3 /* e */
            invokevirtual reactor.core.publisher.FlatMapTracker.unsubscribeEntry:(Ljava/lang/Object;)V
        end local 3 // java.lang.Object e
        17: .line 1104
      StackMap locals:
      StackMap stack:
            iinc 4 1
      StackMap locals:
      StackMap stack:
        18: iload 4
            iload 5
            if_icmplt 14
        19: .line 1109
            return
        end local 2 // java.lang.Object[] t
        end local 1 // java.lang.Object[] a
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   20     0  this  Lreactor/core/publisher/FlatMapTracker<TT;>;
            3   11     1     a  [Ljava/lang/Object;
           13   20     1     a  [Ljava/lang/Object;
            1   20     2     t  [Ljava/lang/Object;
           15   17     3     e  TT;
      Exception table:
        from    to  target  type
           2     5      11  any
           6    10      11  any
          11    12      11  any

  final T[] get();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0010) ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // reactor.core.publisher.FlatMapTracker this
         0: .line 1112
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
            areturn
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lreactor/core/publisher/FlatMapTracker<TT;>;
    Signature: ()[TT;

  final boolean add();
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0010) ACC_FINAL
    Code:
      stack=5, locals=10, args_size=2
        start local 0 // reactor.core.publisher.FlatMapTracker this
        start local 1 // java.lang.Object entry
         0: .line 1116
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
            astore 2 /* a */
        start local 2 // java.lang.Object[] a
         1: .line 1117
            aload 2 /* a */
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FlatMapTracker.terminated:()[Ljava/lang/Object;
            if_acmpne 3
         2: .line 1118
            iconst_0
            ireturn
         3: .line 1120
      StackMap locals: java.lang.Object[]
      StackMap stack:
            aload 0 /* this */
            dup
            astore 3
            monitorenter
         4: .line 1121
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
            astore 2 /* a */
         5: .line 1122
            aload 2 /* a */
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FlatMapTracker.terminated:()[Ljava/lang/Object;
            if_acmpne 8
         6: .line 1123
            aload 3
            monitorexit
         7: iconst_0
            ireturn
         8: .line 1126
      StackMap locals: reactor.core.publisher.FlatMapTracker
      StackMap stack:
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FlatMapTracker.pollFree:()I
            istore 4 /* idx */
        start local 4 // int idx
         9: .line 1127
            iload 4 /* idx */
            ifge 28
        10: .line 1128
            aload 2 /* a */
            arraylength
            istore 5 /* n */
        start local 5 // int n
        11: .line 1129
            iload 5 /* n */
            ifeq 12
            aload 0 /* this */
            iload 5 /* n */
            iconst_1
            ishl
            invokevirtual reactor.core.publisher.FlatMapTracker.newArray:(I)[Ljava/lang/Object;
            goto 13
      StackMap locals: int int
      StackMap stack:
        12: aload 0 /* this */
            iconst_4
            invokevirtual reactor.core.publisher.FlatMapTracker.newArray:(I)[Ljava/lang/Object;
      StackMap locals:
      StackMap stack: java.lang.Object[]
        13: astore 6 /* b */
        start local 6 // java.lang.Object[] b
        14: .line 1130
            aload 2 /* a */
            iconst_0
            aload 6 /* b */
            iconst_0
            iload 5 /* n */
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        15: .line 1132
            aload 0 /* this */
            aload 6 /* b */
            putfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
        16: .line 1133
            aload 6 /* b */
            astore 2 /* a */
        17: .line 1135
            aload 6 /* b */
            arraylength
            istore 7 /* m */
        start local 7 // int m
        18: .line 1136
            iload 7 /* m */
            newarray 10
            astore 8 /* u */
        start local 8 // int[] u
        19: .line 1137
            iload 5 /* n */
            iconst_1
            iadd
            istore 9 /* i */
        start local 9 // int i
        20: goto 23
        21: .line 1138
      StackMap locals: reactor.core.publisher.FlatMapTracker java.lang.Object java.lang.Object[] reactor.core.publisher.FlatMapTracker int int java.lang.Object[] int int[] int
      StackMap stack:
            aload 8 /* u */
            iload 9 /* i */
            iload 9 /* i */
            iastore
        22: .line 1137
            iinc 9 /* i */ 1
      StackMap locals:
      StackMap stack:
        23: iload 9 /* i */
            iload 7 /* m */
            if_icmplt 21
        end local 9 // int i
        24: .line 1140
            aload 0 /* this */
            aload 8 /* u */
            putfield reactor.core.publisher.FlatMapTracker.free:[I
        25: .line 1141
            aload 0 /* this */
            iload 5 /* n */
            iconst_1
            iadd
            i2l
            putfield reactor.core.publisher.FlatMapTracker.consumerIndex:J
        26: .line 1142
            aload 0 /* this */
            iload 7 /* m */
            i2l
            putfield reactor.core.publisher.FlatMapTracker.producerIndex:J
        27: .line 1144
            iload 5 /* n */
            istore 4 /* idx */
        end local 8 // int[] u
        end local 7 // int m
        end local 6 // java.lang.Object[] b
        end local 5 // int n
        28: .line 1146
      StackMap locals: reactor.core.publisher.FlatMapTracker java.lang.Object java.lang.Object[] reactor.core.publisher.FlatMapTracker int
      StackMap stack:
            aload 0 /* this */
            aload 1 /* entry */
            iload 4 /* idx */
            invokevirtual reactor.core.publisher.FlatMapTracker.setIndex:(Ljava/lang/Object;I)V
        29: .line 1147
            getstatic reactor.core.publisher.FlatMapTracker.SIZE:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.size:I
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.lazySet:(Ljava/lang/Object;I)V
        30: .line 1148
            aload 2 /* a */
            iload 4 /* idx */
            aload 1 /* entry */
            aastore
        31: .line 1149
            getstatic reactor.core.publisher.FlatMapTracker.SIZE:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.size:I
            iconst_1
            iadd
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.lazySet:(Ljava/lang/Object;I)V
        end local 4 // int idx
        32: .line 1120
            aload 3
            monitorexit
        33: goto 36
      StackMap locals: reactor.core.publisher.FlatMapTracker java.lang.Object java.lang.Object[] reactor.core.publisher.FlatMapTracker
      StackMap stack: java.lang.Throwable
        34: aload 3
            monitorexit
        35: athrow
        36: .line 1151
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        end local 2 // java.lang.Object[] a
        end local 1 // java.lang.Object entry
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   37     0   this  Lreactor/core/publisher/FlatMapTracker<TT;>;
            0   37     1  entry  TT;
            1   37     2      a  [Ljava/lang/Object;
            9   32     4    idx  I
           11   28     5      n  I
           14   28     6      b  [Ljava/lang/Object;
           18   28     7      m  I
           19   28     8      u  [I
           20   24     9      i  I
      Exception table:
        from    to  target  type
           4     7      34  any
           8    33      34  any
          34    35      34  any
    Signature: (TT;)Z
    MethodParameters:
       Name  Flags
      entry  

  final void remove(int);
    descriptor: (I)V
    flags: (0x0010) ACC_FINAL
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // reactor.core.publisher.FlatMapTracker this
        start local 1 // int index
         0: .line 1155
            aload 0 /* this */
            dup
            astore 2
            monitorenter
         1: .line 1156
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.array:[Ljava/lang/Object;
            astore 3 /* a */
        start local 3 // java.lang.Object[] a
         2: .line 1157
            aload 3 /* a */
            aload 0 /* this */
            invokevirtual reactor.core.publisher.FlatMapTracker.terminated:()[Ljava/lang/Object;
            if_acmpeq 6
         3: .line 1158
            aload 3 /* a */
            iload 1 /* index */
            aconst_null
            aastore
         4: .line 1159
            aload 0 /* this */
            iload 1 /* index */
            invokevirtual reactor.core.publisher.FlatMapTracker.offerFree:(I)V
         5: .line 1160
            getstatic reactor.core.publisher.FlatMapTracker.SIZE:Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;
            aload 0 /* this */
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.size:I
            iconst_1
            isub
            invokevirtual java.util.concurrent.atomic.AtomicIntegerFieldUpdater.lazySet:(Ljava/lang/Object;I)V
        end local 3 // java.lang.Object[] a
         6: .line 1155
      StackMap locals: reactor.core.publisher.FlatMapTracker
      StackMap stack:
            aload 2
            monitorexit
         7: goto 10
      StackMap locals:
      StackMap stack: java.lang.Throwable
         8: aload 2
            monitorexit
         9: athrow
        10: .line 1163
      StackMap locals:
      StackMap stack:
            return
        end local 1 // int index
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   11     0   this  Lreactor/core/publisher/FlatMapTracker<TT;>;
            0   11     1  index  I
            2    6     3      a  [Ljava/lang/Object;
      Exception table:
        from    to  target  type
           1     7       8  any
           8     9       8  any
    MethodParameters:
       Name  Flags
      index  

  int pollFree();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=5, locals=6, args_size=1
        start local 0 // reactor.core.publisher.FlatMapTracker this
         0: .line 1166
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.free:[I
            astore 1 /* a */
        start local 1 // int[] a
         1: .line 1167
            aload 1 /* a */
            arraylength
            iconst_1
            isub
            istore 2 /* m */
        start local 2 // int m
         2: .line 1168
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.consumerIndex:J
            lstore 3 /* ci */
        start local 3 // long ci
         3: .line 1169
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.producerIndex:J
            lload 3 /* ci */
            lcmp
            ifne 5
         4: .line 1170
            iconst_m1
            ireturn
         5: .line 1172
      StackMap locals: int[] int long
      StackMap stack:
            lload 3 /* ci */
            l2i
            iload 2 /* m */
            iand
            istore 5 /* offset */
        start local 5 // int offset
         6: .line 1173
            aload 0 /* this */
            lload 3 /* ci */
            lconst_1
            ladd
            putfield reactor.core.publisher.FlatMapTracker.consumerIndex:J
         7: .line 1174
            aload 1 /* a */
            iload 5 /* offset */
            iaload
            ireturn
        end local 5 // int offset
        end local 3 // long ci
        end local 2 // int m
        end local 1 // int[] a
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0    this  Lreactor/core/publisher/FlatMapTracker<TT;>;
            1    8     1       a  [I
            2    8     2       m  I
            3    8     3      ci  J
            6    8     5  offset  I

  void offerFree(int);
    descriptor: (I)V
    flags: (0x0000) 
    Code:
      stack=5, locals=7, args_size=2
        start local 0 // reactor.core.publisher.FlatMapTracker this
        start local 1 // int index
         0: .line 1178
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.free:[I
            astore 2 /* a */
        start local 2 // int[] a
         1: .line 1179
            aload 2 /* a */
            arraylength
            iconst_1
            isub
            istore 3 /* m */
        start local 3 // int m
         2: .line 1180
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.producerIndex:J
            lstore 4 /* pi */
        start local 4 // long pi
         3: .line 1181
            lload 4 /* pi */
            l2i
            iload 3 /* m */
            iand
            istore 6 /* offset */
        start local 6 // int offset
         4: .line 1182
            aload 2 /* a */
            iload 6 /* offset */
            iload 1 /* index */
            iastore
         5: .line 1183
            aload 0 /* this */
            lload 4 /* pi */
            lconst_1
            ladd
            putfield reactor.core.publisher.FlatMapTracker.producerIndex:J
         6: .line 1184
            return
        end local 6 // int offset
        end local 4 // long pi
        end local 3 // int m
        end local 2 // int[] a
        end local 1 // int index
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    7     0    this  Lreactor/core/publisher/FlatMapTracker<TT;>;
            0    7     1   index  I
            1    7     2       a  [I
            2    7     3       m  I
            3    7     4      pi  J
            4    7     6  offset  I
    MethodParameters:
       Name  Flags
      index  

  final boolean isEmpty();
    descriptor: ()Z
    flags: (0x0010) ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // reactor.core.publisher.FlatMapTracker this
         0: .line 1187
            aload 0 /* this */
            getfield reactor.core.publisher.FlatMapTracker.size:I
            ifne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // reactor.core.publisher.FlatMapTracker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lreactor/core/publisher/FlatMapTracker<TT;>;
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "FluxFlatMap.java"