org.springframework/spring-core/5.1.5.RELEASE : org/springframework/util/ConcurrentReferenceHashMap$Segment.class

ConcurrentReferenceHashMap$Segment
https://github.com/spring-projects/spring-framework: Spring Core (Spring IO)
Apache License, Version 2.0
Juergen Hoeller
public final class org.springframework.util.ConcurrentReferenceHashMap$Segment extends java.util.concurrent.locks.ReentrantLock
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.springframework.util.ConcurrentReferenceHashMap$Segment
  super_class: java.util.concurrent.locks.ReentrantLock
{
  private final org.springframework.util.ConcurrentReferenceHashMap<K, V>.ReferenceManager referenceManager;
    descriptor: Lorg/springframework/util/ConcurrentReferenceHashMap$ReferenceManager;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Lorg/springframework/util/ConcurrentReferenceHashMap<TK;TV;>.ReferenceManager;

  private final int initialSize;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private volatile org.springframework.util.ConcurrentReferenceHashMap$Reference<K, V>[] references;
    descriptor: [Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE
    Signature: [Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;

  private volatile int count;
    descriptor: I
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private int resizeThreshold;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  final org.springframework.util.ConcurrentReferenceHashMap this$0;
    descriptor: Lorg/springframework/util/ConcurrentReferenceHashMap;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  public void <init>(org.springframework.util.ConcurrentReferenceHashMap, int, int);
    descriptor: (Lorg/springframework/util/ConcurrentReferenceHashMap;II)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 2 // int initialSize
        start local 3 // int resizeThreshold
         0: .line 487
            aload 0 /* this */
            aload 1
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.this$0:Lorg/springframework/util/ConcurrentReferenceHashMap;
            aload 0 /* this */
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
         1: .line 479
            aload 0 /* this */
            iconst_0
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
         2: .line 488
            aload 0 /* this */
            aload 1
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap.createReferenceManager:()Lorg/springframework/util/ConcurrentReferenceHashMap$ReferenceManager;
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.referenceManager:Lorg/springframework/util/ConcurrentReferenceHashMap$ReferenceManager;
         3: .line 489
            aload 0 /* this */
            iload 2 /* initialSize */
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.initialSize:I
         4: .line 490
            aload 0 /* this */
            aload 0 /* this */
            iload 2 /* initialSize */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.createReferenceArray:(I)[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
         5: .line 491
            aload 0 /* this */
            iload 3 /* resizeThreshold */
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.resizeThreshold:I
         6: .line 492
            return
        end local 3 // int resizeThreshold
        end local 2 // int initialSize
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    7     0             this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0    7     2      initialSize  I
            0    7     3  resizeThreshold  I
    MethodParameters:
                 Name  Flags
      this$0           final
      initialSize      
      resizeThreshold  

  public org.springframework.util.ConcurrentReferenceHashMap$Reference<K, V> getReference(, int, org.springframework.util.ConcurrentReferenceHashMap$Restructure);
    descriptor: (Ljava/lang/Object;ILorg/springframework/util/ConcurrentReferenceHashMap$Restructure;)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=7, args_size=4
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 1 // java.lang.Object key
        start local 2 // int hash
        start local 3 // org.springframework.util.ConcurrentReferenceHashMap$Restructure restructure
         0: .line 496
            aload 3 /* restructure */
            getstatic org.springframework.util.ConcurrentReferenceHashMap$Restructure.WHEN_NECESSARY:Lorg/springframework/util/ConcurrentReferenceHashMap$Restructure;
            if_acmpne 2
         1: .line 497
            aload 0 /* this */
            iconst_0
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.restructureIfNecessary:(Z)V
         2: .line 499
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
            ifne 4
         3: .line 500
            aconst_null
            areturn
         4: .line 503
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            astore 4 /* references */
        start local 4 // org.springframework.util.ConcurrentReferenceHashMap$Reference[] references
         5: .line 504
            aload 0 /* this */
            iload 2 /* hash */
            aload 4 /* references */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.getIndex:(I[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;)I
            istore 5 /* index */
        start local 5 // int index
         6: .line 505
            aload 4 /* references */
            iload 5 /* index */
            aaload
            astore 6 /* head */
        start local 6 // org.springframework.util.ConcurrentReferenceHashMap$Reference head
         7: .line 506
            aload 0 /* this */
            aload 6 /* head */
            aload 1 /* key */
            iload 2 /* hash */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.findInChain:(Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;Ljava/lang/Object;I)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            areturn
        end local 6 // org.springframework.util.ConcurrentReferenceHashMap$Reference head
        end local 5 // int index
        end local 4 // org.springframework.util.ConcurrentReferenceHashMap$Reference[] references
        end local 3 // org.springframework.util.ConcurrentReferenceHashMap$Restructure restructure
        end local 2 // int hash
        end local 1 // java.lang.Object key
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    8     0         this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0    8     1          key  Ljava/lang/Object;
            0    8     2         hash  I
            0    8     3  restructure  Lorg/springframework/util/ConcurrentReferenceHashMap$Restructure;
            5    8     4   references  [Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            6    8     5        index  I
            7    8     6         head  Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
    Signature: (Ljava/lang/Object;ILorg/springframework/util/ConcurrentReferenceHashMap$Restructure;)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
    RuntimeVisibleAnnotations: 
      org.springframework.lang.Nullable()
    RuntimeVisibleParameterAnnotations: 
      0:
        org.springframework.lang.Nullable()
      1:
      2:
    MethodParameters:
             Name  Flags
      key          
      hash         
      restructure  

  public <T> T doTask(int, , org.springframework.util.ConcurrentReferenceHashMap<K, V>.Task<T>);
    descriptor: (ILjava/lang/Object;Lorg/springframework/util/ConcurrentReferenceHashMap$Task;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=12, args_size=4
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 1 // int hash
        start local 2 // java.lang.Object key
        start local 3 // org.springframework.util.ConcurrentReferenceHashMap$Task task
         0: .line 519
            aload 3 /* task */
            getstatic org.springframework.util.ConcurrentReferenceHashMap$TaskOption.RESIZE:Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.hasOption:(Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;)Z
            istore 4 /* resize */
        start local 4 // boolean resize
         1: .line 520
            aload 3 /* task */
            getstatic org.springframework.util.ConcurrentReferenceHashMap$TaskOption.RESTRUCTURE_BEFORE:Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.hasOption:(Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;)Z
            ifeq 3
         2: .line 521
            aload 0 /* this */
            iload 4 /* resize */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.restructureIfNecessary:(Z)V
         3: .line 523
      StackMap locals: int
      StackMap stack:
            aload 3 /* task */
            getstatic org.springframework.util.ConcurrentReferenceHashMap$TaskOption.SKIP_IF_EMPTY:Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.hasOption:(Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;)Z
            ifeq 5
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
            ifne 5
         4: .line 524
            aload 3 /* task */
            aconst_null
            aconst_null
            aconst_null
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.execute:(Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;Lorg/springframework/util/ConcurrentReferenceHashMap$Entry;Lorg/springframework/util/ConcurrentReferenceHashMap$Entries;)Ljava/lang/Object;
            areturn
         5: .line 526
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.lock:()V
         6: .line 528
            aload 0 /* this */
            iload 1 /* hash */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.getIndex:(I[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;)I
            istore 5 /* index */
        start local 5 // int index
         7: .line 529
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            iload 5 /* index */
            aaload
            astore 6 /* head */
        start local 6 // org.springframework.util.ConcurrentReferenceHashMap$Reference head
         8: .line 530
            aload 0 /* this */
            aload 6 /* head */
            aload 2 /* key */
            iload 1 /* hash */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.findInChain:(Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;Ljava/lang/Object;I)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            astore 7 /* ref */
        start local 7 // org.springframework.util.ConcurrentReferenceHashMap$Reference ref
         9: .line 531
            aload 7 /* ref */
            ifnull 10
            aload 7 /* ref */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.get:()Lorg/springframework/util/ConcurrentReferenceHashMap$Entry;
            goto 11
      StackMap locals: int org.springframework.util.ConcurrentReferenceHashMap$Reference org.springframework.util.ConcurrentReferenceHashMap$Reference
      StackMap stack:
        10: aconst_null
      StackMap locals:
      StackMap stack: org.springframework.util.ConcurrentReferenceHashMap$Entry
        11: astore 8 /* entry */
        start local 8 // org.springframework.util.ConcurrentReferenceHashMap$Entry entry
        12: .line 532
            new org.springframework.util.ConcurrentReferenceHashMap$Segment$1
            dup
            aload 0 /* this */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.this$0:Lorg/springframework/util/ConcurrentReferenceHashMap;
            aload 2 /* key */
            iload 1 /* hash */
            aload 6 /* head */
            iload 5 /* index */
            invokespecial org.springframework.util.ConcurrentReferenceHashMap$Segment$1.<init>:(Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;Lorg/springframework/util/ConcurrentReferenceHashMap;Ljava/lang/Object;ILorg/springframework/util/ConcurrentReferenceHashMap$Reference;I)V
            astore 9 /* entries */
        start local 9 // org.springframework.util.ConcurrentReferenceHashMap$Entries entries
        13: .line 542
            aload 3 /* task */
            aload 7 /* ref */
            aload 8 /* entry */
            aload 9 /* entries */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.execute:(Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;Lorg/springframework/util/ConcurrentReferenceHashMap$Entry;Lorg/springframework/util/ConcurrentReferenceHashMap$Entries;)Ljava/lang/Object;
            astore 11
        14: .line 545
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.unlock:()V
        15: .line 546
            aload 3 /* task */
            getstatic org.springframework.util.ConcurrentReferenceHashMap$TaskOption.RESTRUCTURE_AFTER:Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.hasOption:(Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;)Z
            ifeq 17
        16: .line 547
            aload 0 /* this */
            iload 4 /* resize */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.restructureIfNecessary:(Z)V
        17: .line 542
      StackMap locals: org.springframework.util.ConcurrentReferenceHashMap$Segment int java.lang.Object org.springframework.util.ConcurrentReferenceHashMap$Task int int org.springframework.util.ConcurrentReferenceHashMap$Reference org.springframework.util.ConcurrentReferenceHashMap$Reference org.springframework.util.ConcurrentReferenceHashMap$Entry org.springframework.util.ConcurrentReferenceHashMap$Entries top java.lang.Object
      StackMap stack:
            aload 11
            areturn
        end local 9 // org.springframework.util.ConcurrentReferenceHashMap$Entries entries
        end local 8 // org.springframework.util.ConcurrentReferenceHashMap$Entry entry
        end local 7 // org.springframework.util.ConcurrentReferenceHashMap$Reference ref
        end local 6 // org.springframework.util.ConcurrentReferenceHashMap$Reference head
        end local 5 // int index
        18: .line 544
      StackMap locals: org.springframework.util.ConcurrentReferenceHashMap$Segment int java.lang.Object org.springframework.util.ConcurrentReferenceHashMap$Task int
      StackMap stack: java.lang.Throwable
            astore 10
        19: .line 545
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.unlock:()V
        20: .line 546
            aload 3 /* task */
            getstatic org.springframework.util.ConcurrentReferenceHashMap$TaskOption.RESTRUCTURE_AFTER:Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Task.hasOption:(Lorg/springframework/util/ConcurrentReferenceHashMap$TaskOption;)Z
            ifeq 22
        21: .line 547
            aload 0 /* this */
            iload 4 /* resize */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.restructureIfNecessary:(Z)V
        22: .line 549
      StackMap locals: org.springframework.util.ConcurrentReferenceHashMap$Segment int java.lang.Object org.springframework.util.ConcurrentReferenceHashMap$Task int top top top top top java.lang.Throwable
      StackMap stack:
            aload 10
            athrow
        end local 4 // boolean resize
        end local 3 // org.springframework.util.ConcurrentReferenceHashMap$Task task
        end local 2 // java.lang.Object key
        end local 1 // int hash
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   23     0     this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0   23     1     hash  I
            0   23     2      key  Ljava/lang/Object;
            0   23     3     task  Lorg/springframework/util/ConcurrentReferenceHashMap<TK;TV;>.Task<TT;>;
            1   23     4   resize  Z
            7   18     5    index  I
            8   18     6     head  Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
            9   18     7      ref  Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
           12   18     8    entry  Lorg/springframework/util/ConcurrentReferenceHashMap$Entry<TK;TV;>;
           13   18     9  entries  Lorg/springframework/util/ConcurrentReferenceHashMap<TK;TV;>.Entries;
      Exception table:
        from    to  target  type
           6    14      18  any
    Signature: <T:Ljava/lang/Object;>(ILjava/lang/Object;Lorg/springframework/util/ConcurrentReferenceHashMap<TK;TV;>.Task<TT;>;)TT;
    RuntimeVisibleAnnotations: 
      org.springframework.lang.Nullable()
    RuntimeVisibleParameterAnnotations: 
      0:
      1:
        org.springframework.lang.Nullable()
      2:
    MethodParameters:
      Name  Flags
      hash  final
      key   final
      task  final

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
         0: .line 556
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
            ifne 2
         1: .line 557
            return
         2: .line 559
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.lock:()V
         3: .line 561
            aload 0 /* this */
            aload 0 /* this */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.initialSize:I
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.createReferenceArray:(I)[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
         4: .line 562
            aload 0 /* this */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            arraylength
            i2f
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.this$0:Lorg/springframework/util/ConcurrentReferenceHashMap;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap.getLoadFactor:()F
            fmul
            f2i
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.resizeThreshold:I
         5: .line 563
            aload 0 /* this */
            iconst_0
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
         6: .line 564
            goto 10
         7: .line 565
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 1
         8: .line 566
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.unlock:()V
         9: .line 567
            aload 1
            athrow
        10: .line 566
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.unlock:()V
        11: .line 568
            return
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
      Exception table:
        from    to  target  type
           3     7       7  any

  protected final void restructureIfNecessary(boolean);
    descriptor: (Z)V
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=7, locals=14, args_size=2
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 1 // boolean allowResize
         0: .line 577
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
            istore 2 /* currCount */
        start local 2 // int currCount
         1: .line 578
            iload 2 /* currCount */
            ifle 2
            iload 2 /* currCount */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.resizeThreshold:I
            if_icmplt 2
            iconst_1
            goto 3
      StackMap locals: int
      StackMap stack:
         2: iconst_0
      StackMap locals:
      StackMap stack: int
         3: istore 3 /* needsResize */
        start local 3 // boolean needsResize
         4: .line 579
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.referenceManager:Lorg/springframework/util/ConcurrentReferenceHashMap$ReferenceManager;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$ReferenceManager.pollForPurge:()Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            astore 4 /* ref */
        start local 4 // org.springframework.util.ConcurrentReferenceHashMap$Reference ref
         5: .line 580
            aload 4 /* ref */
            ifnonnull 6
            iload 3 /* needsResize */
            ifeq 53
            iload 1 /* allowResize */
            ifeq 53
         6: .line 581
      StackMap locals: int org.springframework.util.ConcurrentReferenceHashMap$Reference
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.lock:()V
         7: .line 583
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
            istore 5 /* countAfterRestructure */
        start local 5 // int countAfterRestructure
         8: .line 584
            invokestatic java.util.Collections.emptySet:()Ljava/util/Set;
            astore 6 /* toPurge */
        start local 6 // java.util.Set toPurge
         9: .line 585
            aload 4 /* ref */
            ifnull 15
        10: .line 586
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            astore 6 /* toPurge */
        11: .line 587
            goto 14
        12: .line 588
      StackMap locals: int java.util.Set
      StackMap stack:
            aload 6 /* toPurge */
            aload 4 /* ref */
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
        13: .line 589
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.referenceManager:Lorg/springframework/util/ConcurrentReferenceHashMap$ReferenceManager;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$ReferenceManager.pollForPurge:()Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            astore 4 /* ref */
        14: .line 587
      StackMap locals:
      StackMap stack:
            aload 4 /* ref */
            ifnonnull 12
        15: .line 592
      StackMap locals:
      StackMap stack:
            iload 5 /* countAfterRestructure */
            aload 6 /* toPurge */
            invokeinterface java.util.Set.size:()I
            isub
            istore 5 /* countAfterRestructure */
        16: .line 596
            iload 5 /* countAfterRestructure */
            ifle 17
            iload 5 /* countAfterRestructure */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.resizeThreshold:I
            if_icmplt 17
            iconst_1
            goto 18
      StackMap locals:
      StackMap stack:
        17: iconst_0
      StackMap locals:
      StackMap stack: int
        18: istore 3 /* needsResize */
        19: .line 597
            iconst_0
            istore 7 /* resizing */
        start local 7 // boolean resizing
        20: .line 598
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            arraylength
            istore 8 /* restructureSize */
        start local 8 // int restructureSize
        21: .line 599
            iload 1 /* allowResize */
            ifeq 24
            iload 3 /* needsResize */
            ifeq 24
            iload 8 /* restructureSize */
            ldc 1073741824
            if_icmpge 24
        22: .line 600
            iload 8 /* restructureSize */
            iconst_1
            ishl
            istore 8 /* restructureSize */
        23: .line 601
            iconst_1
            istore 7 /* resizing */
        24: .line 606
      StackMap locals: int int
      StackMap stack:
            iload 7 /* resizing */
            ifeq 25
            aload 0 /* this */
            iload 8 /* restructureSize */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.createReferenceArray:(I)[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            goto 26
      StackMap locals:
      StackMap stack:
        25: aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
        26: .line 605
      StackMap locals:
      StackMap stack: org.springframework.util.ConcurrentReferenceHashMap$Reference[]
            astore 9 /* restructured */
        start local 9 // org.springframework.util.ConcurrentReferenceHashMap$Reference[] restructured
        27: .line 609
            iconst_0
            istore 10 /* i */
        start local 10 // int i
        28: goto 43
        29: .line 610
      StackMap locals: org.springframework.util.ConcurrentReferenceHashMap$Reference[] int
      StackMap stack:
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            iload 10 /* i */
            aaload
            astore 4 /* ref */
        30: .line 611
            iload 7 /* resizing */
            ifne 41
        31: .line 612
            aload 9 /* restructured */
            iload 10 /* i */
            aconst_null
            aastore
        32: .line 614
            goto 41
        33: .line 615
      StackMap locals:
      StackMap stack:
            aload 6 /* toPurge */
            aload 4 /* ref */
            invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
            ifne 40
        34: .line 616
            aload 4 /* ref */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.get:()Lorg/springframework/util/ConcurrentReferenceHashMap$Entry;
            astore 11 /* entry */
        start local 11 // org.springframework.util.ConcurrentReferenceHashMap$Entry entry
        35: .line 617
            aload 11 /* entry */
            ifnull 40
        36: .line 618
            aload 0 /* this */
            aload 4 /* ref */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.getHash:()I
            aload 9 /* restructured */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.getIndex:(I[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;)I
            istore 12 /* index */
        start local 12 // int index
        37: .line 619
            aload 9 /* restructured */
            iload 12 /* index */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.referenceManager:Lorg/springframework/util/ConcurrentReferenceHashMap$ReferenceManager;
        38: .line 620
            aload 11 /* entry */
            aload 4 /* ref */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.getHash:()I
            aload 9 /* restructured */
            iload 12 /* index */
            aaload
        39: .line 619
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$ReferenceManager.createReference:(Lorg/springframework/util/ConcurrentReferenceHashMap$Entry;ILorg/springframework/util/ConcurrentReferenceHashMap$Reference;)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            aastore
        end local 12 // int index
        end local 11 // org.springframework.util.ConcurrentReferenceHashMap$Entry entry
        40: .line 623
      StackMap locals:
      StackMap stack:
            aload 4 /* ref */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.getNext:()Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            astore 4 /* ref */
        41: .line 614
      StackMap locals:
      StackMap stack:
            aload 4 /* ref */
            ifnonnull 33
        42: .line 609
            iinc 10 /* i */ 1
      StackMap locals:
      StackMap stack:
        43: iload 10 /* i */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            arraylength
            if_icmplt 29
        end local 10 // int i
        44: .line 628
            iload 7 /* resizing */
            ifeq 47
        45: .line 629
            aload 0 /* this */
            aload 9 /* restructured */
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
        46: .line 630
            aload 0 /* this */
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            arraylength
            i2f
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.this$0:Lorg/springframework/util/ConcurrentReferenceHashMap;
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap.getLoadFactor:()F
            fmul
            f2i
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.resizeThreshold:I
        47: .line 632
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 5 /* countAfterRestructure */
            iconst_0
            invokestatic java.lang.Math.max:(II)I
            putfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
        end local 9 // org.springframework.util.ConcurrentReferenceHashMap$Reference[] restructured
        end local 8 // int restructureSize
        end local 7 // boolean resizing
        end local 6 // java.util.Set toPurge
        end local 5 // int countAfterRestructure
        48: .line 633
            goto 52
        49: .line 634
      StackMap locals: org.springframework.util.ConcurrentReferenceHashMap$Segment int int int org.springframework.util.ConcurrentReferenceHashMap$Reference
      StackMap stack: java.lang.Throwable
            astore 13
        50: .line 635
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.unlock:()V
        51: .line 636
            aload 13
            athrow
        52: .line 635
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Segment.unlock:()V
        53: .line 638
      StackMap locals:
      StackMap stack:
            return
        end local 4 // org.springframework.util.ConcurrentReferenceHashMap$Reference ref
        end local 3 // boolean needsResize
        end local 2 // int currCount
        end local 1 // boolean allowResize
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0   54     0                   this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0   54     1            allowResize  Z
            1   54     2              currCount  I
            4   54     3            needsResize  Z
            5   54     4                    ref  Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
            8   48     5  countAfterRestructure  I
            9   48     6                toPurge  Ljava/util/Set<Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;>;
           20   48     7               resizing  Z
           21   48     8        restructureSize  I
           27   48     9           restructured  [Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
           28   44    10                      i  I
           35   40    11                  entry  Lorg/springframework/util/ConcurrentReferenceHashMap$Entry<TK;TV;>;
           37   40    12                  index  I
      Exception table:
        from    to  target  type
           7    49      49  any
    MethodParameters:
             Name  Flags
      allowResize  

  private org.springframework.util.ConcurrentReferenceHashMap$Reference<K, V> findInChain(org.springframework.util.ConcurrentReferenceHashMap$Reference<K, V>, , int);
    descriptor: (Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;Ljava/lang/Object;I)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=7, args_size=4
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 1 // org.springframework.util.ConcurrentReferenceHashMap$Reference ref
        start local 2 // java.lang.Object key
        start local 3 // int hash
         0: .line 642
            aload 1 /* ref */
            astore 4 /* currRef */
        start local 4 // org.springframework.util.ConcurrentReferenceHashMap$Reference currRef
         1: .line 643
            goto 9
         2: .line 644
      StackMap locals: org.springframework.util.ConcurrentReferenceHashMap$Reference
      StackMap stack:
            aload 4 /* currRef */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.getHash:()I
            iload 3 /* hash */
            if_icmpne 8
         3: .line 645
            aload 4 /* currRef */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.get:()Lorg/springframework/util/ConcurrentReferenceHashMap$Entry;
            astore 5 /* entry */
        start local 5 // org.springframework.util.ConcurrentReferenceHashMap$Entry entry
         4: .line 646
            aload 5 /* entry */
            ifnull 8
         5: .line 647
            aload 5 /* entry */
            invokevirtual org.springframework.util.ConcurrentReferenceHashMap$Entry.getKey:()Ljava/lang/Object;
            astore 6 /* entryKey */
        start local 6 // java.lang.Object entryKey
         6: .line 648
            aload 6 /* entryKey */
            aload 2 /* key */
            invokestatic org.springframework.util.ObjectUtils.nullSafeEquals:(Ljava/lang/Object;Ljava/lang/Object;)Z
            ifeq 8
         7: .line 649
            aload 4 /* currRef */
            areturn
        end local 6 // java.lang.Object entryKey
        end local 5 // org.springframework.util.ConcurrentReferenceHashMap$Entry entry
         8: .line 653
      StackMap locals:
      StackMap stack:
            aload 4 /* currRef */
            invokeinterface org.springframework.util.ConcurrentReferenceHashMap$Reference.getNext:()Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            astore 4 /* currRef */
         9: .line 643
      StackMap locals:
      StackMap stack:
            aload 4 /* currRef */
            ifnonnull 2
        10: .line 655
            aconst_null
            areturn
        end local 4 // org.springframework.util.ConcurrentReferenceHashMap$Reference currRef
        end local 3 // int hash
        end local 2 // java.lang.Object key
        end local 1 // org.springframework.util.ConcurrentReferenceHashMap$Reference ref
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   11     0      this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0   11     1       ref  Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
            0   11     2       key  Ljava/lang/Object;
            0   11     3      hash  I
            1   11     4   currRef  Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
            4    8     5     entry  Lorg/springframework/util/ConcurrentReferenceHashMap$Entry<TK;TV;>;
            6    8     6  entryKey  TK;
    Signature: (Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;Ljava/lang/Object;I)Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
    RuntimeVisibleAnnotations: 
      org.springframework.lang.Nullable()
    RuntimeVisibleParameterAnnotations: 
      0:
      1:
        org.springframework.lang.Nullable()
      2:
    MethodParameters:
      Name  Flags
      ref   
      key   
      hash  

  private org.springframework.util.ConcurrentReferenceHashMap$Reference<K, V>[] createReferenceArray(int);
    descriptor: (I)[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 1 // int size
         0: .line 660
            iload 1 /* size */
            anewarray org.springframework.util.ConcurrentReferenceHashMap$Reference
            areturn
        end local 1 // int size
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0    1     1  size  I
    Signature: (I)[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;
    MethodParameters:
      Name  Flags
      size  

  private int getIndex(int, org.springframework.util.ConcurrentReferenceHashMap$Reference<K, V>[]);
    descriptor: (I[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
        start local 1 // int hash
        start local 2 // org.springframework.util.ConcurrentReferenceHashMap$Reference[] references
         0: .line 664
            iload 1 /* hash */
            aload 2 /* references */
            arraylength
            iconst_1
            isub
            iand
            ireturn
        end local 2 // org.springframework.util.ConcurrentReferenceHashMap$Reference[] references
        end local 1 // int hash
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
            0    1     1        hash  I
            0    1     2  references  [Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
    Signature: (I[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference<TK;TV;>;)I
    MethodParameters:
            Name  Flags
      hash        
      references  

  public final int getSize();
    descriptor: ()I
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
         0: .line 671
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.references:[Lorg/springframework/util/ConcurrentReferenceHashMap$Reference;
            arraylength
            ireturn
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;

  public final int getCount();
    descriptor: ()I
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
         0: .line 678
            aload 0 /* this */
            getfield org.springframework.util.ConcurrentReferenceHashMap$Segment.count:I
            ireturn
        end local 0 // org.springframework.util.ConcurrentReferenceHashMap$Segment this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/util/ConcurrentReferenceHashMap$Segment;
}
SourceFile: "ConcurrentReferenceHashMap.java"
NestHost: org.springframework.util.ConcurrentReferenceHashMap
InnerClasses:
  private abstract Entries = org.springframework.util.ConcurrentReferenceHashMap$Entries of org.springframework.util.ConcurrentReferenceHashMap
  protected final Entry = org.springframework.util.ConcurrentReferenceHashMap$Entry of org.springframework.util.ConcurrentReferenceHashMap
  protected abstract Reference = org.springframework.util.ConcurrentReferenceHashMap$Reference of org.springframework.util.ConcurrentReferenceHashMap
  protected ReferenceManager = org.springframework.util.ConcurrentReferenceHashMap$ReferenceManager of org.springframework.util.ConcurrentReferenceHashMap
  protected final Restructure = org.springframework.util.ConcurrentReferenceHashMap$Restructure of org.springframework.util.ConcurrentReferenceHashMap
  protected final Segment = org.springframework.util.ConcurrentReferenceHashMap$Segment of org.springframework.util.ConcurrentReferenceHashMap
  org.springframework.util.ConcurrentReferenceHashMap$Segment$1
  private abstract Task = org.springframework.util.ConcurrentReferenceHashMap$Task of org.springframework.util.ConcurrentReferenceHashMap
  private final TaskOption = org.springframework.util.ConcurrentReferenceHashMap$TaskOption of org.springframework.util.ConcurrentReferenceHashMap
/

org.springframework/ spring-core/ 5.1.5.RELEASE/ org/springframework/util/ConcurrentReferenceHashMap$Segment.class
