java/11 : java.base/java/util/concurrent/SynchronousQueue.class

SynchronousQueue
https://openjdk.java.net/
GPLv2 + Classpath Exception
public class java.util.concurrent.SynchronousQueue<E> extends java.util.AbstractQueue<E> implements java.util.concurrent.BlockingQueue<E>, java.io.Serializable
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: java.util.concurrent.SynchronousQueue
  super_class: java.util.AbstractQueue
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -3223113410248163686

  static final int MAX_TIMED_SPINS;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  static final int MAX_UNTIMED_SPINS;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  static final long SPIN_FOR_TIMEOUT_THRESHOLD;
    descriptor: J
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 1000

  private volatile transient java.util.concurrent.SynchronousQueue$Transferer<E> transferer;
    descriptor: Ljava/util/concurrent/SynchronousQueue$Transferer;
    flags: (0x00c2) ACC_PRIVATE, ACC_VOLATILE, ACC_TRANSIENT
    Signature: Ljava/util/concurrent/SynchronousQueue$Transferer<TE;>;

  private java.util.concurrent.locks.ReentrantLock qlock;
    descriptor: Ljava/util/concurrent/locks/ReentrantLock;
    flags: (0x0002) ACC_PRIVATE

  private java.util.concurrent.SynchronousQueue$WaitQueue waitingProducers;
    descriptor: Ljava/util/concurrent/SynchronousQueue$WaitQueue;
    flags: (0x0002) ACC_PRIVATE

  private java.util.concurrent.SynchronousQueue$WaitQueue waitingConsumers;
    descriptor: Ljava/util/concurrent/SynchronousQueue$WaitQueue;
    flags: (0x0002) ACC_PRIVATE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 199
            invokestatic java.lang.Runtime.getRuntime:()Ljava/lang/Runtime;
            invokevirtual java.lang.Runtime.availableProcessors:()I
            iconst_2
            if_icmpge 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: bipush 32
         2: .line 198
      StackMap locals:
      StackMap stack: int
            putstatic java.util.concurrent.SynchronousQueue.MAX_TIMED_SPINS:I
         3: .line 206
            getstatic java.util.concurrent.SynchronousQueue.MAX_TIMED_SPINS:I
            bipush 16
            imul
            putstatic java.util.concurrent.SynchronousQueue.MAX_UNTIMED_SPINS:I
         4: .line 1201
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 851
            aload 0 /* this */
            iconst_0
            invokespecial java.util.concurrent.SynchronousQueue.<init>:(Z)V
         1: .line 852
            return
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public void <init>(boolean);
    descriptor: (Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // boolean fair
         0: .line 860
            aload 0 /* this */
            invokespecial java.util.AbstractQueue.<init>:()V
         1: .line 861
            aload 0 /* this */
            iload 1 /* fair */
            ifeq 2
            new java.util.concurrent.SynchronousQueue$TransferQueue
            dup
            invokespecial java.util.concurrent.SynchronousQueue$TransferQueue.<init>:()V
            goto 3
      StackMap locals: java.util.concurrent.SynchronousQueue int
      StackMap stack: java.util.concurrent.SynchronousQueue
         2: new java.util.concurrent.SynchronousQueue$TransferStack
            dup
            invokespecial java.util.concurrent.SynchronousQueue$TransferStack.<init>:()V
      StackMap locals: java.util.concurrent.SynchronousQueue int
      StackMap stack: java.util.concurrent.SynchronousQueue java.util.concurrent.SynchronousQueue$Transferer
         3: putfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
         4: .line 862
            return
        end local 1 // boolean fair
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    5     1  fair  Z
    MethodParameters:
      Name  Flags
      fair  

  public void put();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.lang.Object e
         0: .line 872
            aload 1 /* e */
            ifnonnull 1
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         1: .line 873
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            aload 1 /* e */
            iconst_0
            lconst_0
            invokevirtual java.util.concurrent.SynchronousQueue$Transferer.transfer:(Ljava/lang/Object;ZJ)Ljava/lang/Object;
            ifnonnull 4
         2: .line 874
            invokestatic java.lang.Thread.interrupted:()Z
            pop
         3: .line 875
            new java.lang.InterruptedException
            dup
            invokespecial java.lang.InterruptedException.<init>:()V
            athrow
         4: .line 877
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.lang.Object e
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    5     1     e  TE;
    Exceptions:
      throws java.lang.InterruptedException
    Signature: (TE;)V
    MethodParameters:
      Name  Flags
      e     

  public boolean offer(E, long, java.util.concurrent.TimeUnit);
    descriptor: (Ljava/lang/Object;JLjava/util/concurrent/TimeUnit;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=4
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.lang.Object e
        start local 2 // long timeout
        start local 4 // java.util.concurrent.TimeUnit unit
         0: .line 890
            aload 1 /* e */
            ifnonnull 1
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         1: .line 891
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            aload 1 /* e */
            iconst_1
            aload 4 /* unit */
            lload 2 /* timeout */
            invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
            invokevirtual java.util.concurrent.SynchronousQueue$Transferer.transfer:(Ljava/lang/Object;ZJ)Ljava/lang/Object;
            ifnull 3
         2: .line 892
            iconst_1
            ireturn
         3: .line 893
      StackMap locals:
      StackMap stack:
            invokestatic java.lang.Thread.interrupted:()Z
            ifne 5
         4: .line 894
            iconst_0
            ireturn
         5: .line 895
      StackMap locals:
      StackMap stack:
            new java.lang.InterruptedException
            dup
            invokespecial java.lang.InterruptedException.<init>:()V
            athrow
        end local 4 // java.util.concurrent.TimeUnit unit
        end local 2 // long timeout
        end local 1 // java.lang.Object e
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0     this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    6     1        e  TE;
            0    6     2  timeout  J
            0    6     4     unit  Ljava/util/concurrent/TimeUnit;
    Exceptions:
      throws java.lang.InterruptedException
    Signature: (TE;JLjava/util/concurrent/TimeUnit;)Z
    MethodParameters:
         Name  Flags
      e        
      timeout  
      unit     

  public boolean offer();
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.lang.Object e
         0: .line 908
            aload 1 /* e */
            ifnonnull 1
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         1: .line 909
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            aload 1 /* e */
            iconst_1
            lconst_0
            invokevirtual java.util.concurrent.SynchronousQueue$Transferer.transfer:(Ljava/lang/Object;ZJ)Ljava/lang/Object;
            ifnull 2
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         2: iconst_0
            ireturn
        end local 1 // java.lang.Object e
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    3     1     e  TE;
    Signature: (TE;)Z
    MethodParameters:
      Name  Flags
      e     

  public E take();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 920
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            aconst_null
            iconst_0
            lconst_0
            invokevirtual java.util.concurrent.SynchronousQueue$Transferer.transfer:(Ljava/lang/Object;ZJ)Ljava/lang/Object;
            astore 1 /* e */
        start local 1 // java.lang.Object e
         1: .line 921
            aload 1 /* e */
            ifnull 3
         2: .line 922
            aload 1 /* e */
            areturn
         3: .line 923
      StackMap locals: java.lang.Object
      StackMap stack:
            invokestatic java.lang.Thread.interrupted:()Z
            pop
         4: .line 924
            new java.lang.InterruptedException
            dup
            invokespecial java.lang.InterruptedException.<init>:()V
            athrow
        end local 1 // java.lang.Object e
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            1    5     1     e  TE;
    Exceptions:
      throws java.lang.InterruptedException
    Signature: ()TE;

  public E poll(long, java.util.concurrent.TimeUnit);
    descriptor: (JLjava/util/concurrent/TimeUnit;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=3
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // long timeout
        start local 3 // java.util.concurrent.TimeUnit unit
         0: .line 937
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            aconst_null
            iconst_1
            aload 3 /* unit */
            lload 1 /* timeout */
            invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
            invokevirtual java.util.concurrent.SynchronousQueue$Transferer.transfer:(Ljava/lang/Object;ZJ)Ljava/lang/Object;
            astore 4 /* e */
        start local 4 // java.lang.Object e
         1: .line 938
            aload 4 /* e */
            ifnonnull 2
            invokestatic java.lang.Thread.interrupted:()Z
            ifne 3
         2: .line 939
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 4 /* e */
            areturn
         3: .line 940
      StackMap locals:
      StackMap stack:
            new java.lang.InterruptedException
            dup
            invokespecial java.lang.InterruptedException.<init>:()V
            athrow
        end local 4 // java.lang.Object e
        end local 3 // java.util.concurrent.TimeUnit unit
        end local 1 // long timeout
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    4     1  timeout  J
            0    4     3     unit  Ljava/util/concurrent/TimeUnit;
            1    4     4        e  TE;
    Exceptions:
      throws java.lang.InterruptedException
    Signature: (JLjava/util/concurrent/TimeUnit;)TE;
    MethodParameters:
         Name  Flags
      timeout  
      unit     

  public E poll();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 951
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            aconst_null
            iconst_1
            lconst_0
            invokevirtual java.util.concurrent.SynchronousQueue$Transferer.transfer:(Ljava/lang/Object;ZJ)Ljava/lang/Object;
            areturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
    Signature: ()TE;

  public boolean isEmpty();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 961
            iconst_1
            ireturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public int size();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 971
            iconst_0
            ireturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public int remainingCapacity();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 981
            iconst_0
            ireturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=0, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 989
            return
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public boolean contains(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.lang.Object o
         0: .line 999
            iconst_0
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    1     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public boolean remove(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.lang.Object o
         0: .line 1010
            iconst_0
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    1     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public boolean containsAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.util.Collection c
         0: .line 1021
            aload 1 /* c */
            invokeinterface java.util.Collection.isEmpty:()Z
            ireturn
        end local 1 // java.util.Collection c
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    1     1     c  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
      Name  Flags
      c     

  public boolean removeAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.util.Collection c
         0: .line 1032
            iconst_0
            ireturn
        end local 1 // java.util.Collection c
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    1     1     c  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
      Name  Flags
      c     

  public boolean retainAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.util.Collection c
         0: .line 1043
            iconst_0
            ireturn
        end local 1 // java.util.Collection c
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    1     1     c  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
      Name  Flags
      c     

  public E peek();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 1054
            aconst_null
            areturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
    Signature: ()TE;

  public java.util.Iterator<E> iterator();
    descriptor: ()Ljava/util/Iterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 1064
            invokestatic java.util.Collections.emptyIterator:()Ljava/util/Iterator;
            areturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
    Signature: ()Ljava/util/Iterator<TE;>;

  public java.util.Spliterator<E> spliterator();
    descriptor: ()Ljava/util/Spliterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 1075
            invokestatic java.util.Spliterators.emptySpliterator:()Ljava/util/Spliterator;
            areturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
    Signature: ()Ljava/util/Spliterator<TE;>;

  public java.lang.Object[] toArray();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 1083
            iconst_0
            anewarray java.lang.Object
            areturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public <T> T[] toArray();
    descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.lang.Object[] a
         0: .line 1095
            aload 1 /* a */
            arraylength
            ifle 2
         1: .line 1096
            aload 1 /* a */
            iconst_0
            aconst_null
            aastore
         2: .line 1097
      StackMap locals:
      StackMap stack:
            aload 1 /* a */
            areturn
        end local 1 // java.lang.Object[] a
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    3     1     a  [Ljava/lang/Object;
    Signature: <T:Ljava/lang/Object;>([TT;)[TT;
    MethodParameters:
      Name  Flags
      a     

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.concurrent.SynchronousQueue this
         0: .line 1105
            ldc "[]"
            areturn
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;

  public int drainTo(java.util.Collection<? super E>);
    descriptor: (Ljava/util/Collection;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.util.Collection c
         0: .line 1115
            aload 1 /* c */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 1116
            aload 1 /* c */
            aload 0 /* this */
            if_acmpne 3
         2: .line 1117
            new java.lang.IllegalArgumentException
            dup
            invokespecial java.lang.IllegalArgumentException.<init>:()V
            athrow
         3: .line 1118
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 2 /* n */
        start local 2 // int n
         4: .line 1119
            goto 7
        start local 3 // java.lang.Object e
         5: .line 1120
      StackMap locals: int java.lang.Object
      StackMap stack:
            aload 1 /* c */
            aload 3 /* e */
            invokeinterface java.util.Collection.add:(Ljava/lang/Object;)Z
            pop
         6: .line 1119
            iinc 2 /* n */ 1
        end local 3 // java.lang.Object e
      StackMap locals:
      StackMap stack:
         7: aload 0 /* this */
            invokevirtual java.util.concurrent.SynchronousQueue.poll:()Ljava/lang/Object;
            dup
            astore 3 /* e */
        start local 3 // java.lang.Object e
         8: ifnonnull 5
        end local 3 // java.lang.Object e
         9: .line 1121
            iload 2 /* n */
            ireturn
        end local 2 // int n
        end local 1 // java.util.Collection c
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0   10     1     c  Ljava/util/Collection<-TE;>;
            4   10     2     n  I
            5    7     3     e  TE;
            8    9     3     e  TE;
    Signature: (Ljava/util/Collection<-TE;>;)I
    MethodParameters:
      Name  Flags
      c     

  public int drainTo(java.util.Collection<? super E>, );
    descriptor: (Ljava/util/Collection;I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=5, args_size=3
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.util.Collection c
        start local 2 // int maxElements
         0: .line 1131
            aload 1 /* c */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 1132
            aload 1 /* c */
            aload 0 /* this */
            if_acmpne 3
         2: .line 1133
            new java.lang.IllegalArgumentException
            dup
            invokespecial java.lang.IllegalArgumentException.<init>:()V
            athrow
         3: .line 1134
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 3 /* n */
        start local 3 // int n
         4: .line 1135
            goto 7
        start local 4 // java.lang.Object e
         5: .line 1136
      StackMap locals: int java.lang.Object
      StackMap stack:
            aload 1 /* c */
            aload 4 /* e */
            invokeinterface java.util.Collection.add:(Ljava/lang/Object;)Z
            pop
         6: .line 1135
            iinc 3 /* n */ 1
        end local 4 // java.lang.Object e
      StackMap locals:
      StackMap stack:
         7: iload 3 /* n */
            iload 2 /* maxElements */
            if_icmpge 9
            aload 0 /* this */
            invokevirtual java.util.concurrent.SynchronousQueue.poll:()Ljava/lang/Object;
            dup
            astore 4 /* e */
        start local 4 // java.lang.Object e
         8: ifnonnull 5
        end local 4 // java.lang.Object e
         9: .line 1137
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            ireturn
        end local 3 // int n
        end local 2 // int maxElements
        end local 1 // java.util.Collection c
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   10     0         this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0   10     1            c  Ljava/util/Collection<-TE;>;
            0   10     2  maxElements  I
            4   10     3            n  I
            5    7     4            e  TE;
            8    9     4            e  TE;
    Signature: (Ljava/util/Collection<-TE;>;I)I
    MethodParameters:
             Name  Flags
      c            
      maxElements  

  private void writeObject(java.io.ObjectOutputStream);
    descriptor: (Ljava/io/ObjectOutputStream;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.io.ObjectOutputStream s
         0: .line 1167
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            instanceof java.util.concurrent.SynchronousQueue$TransferQueue
            istore 2 /* fair */
        start local 2 // boolean fair
         1: .line 1168
            iload 2 /* fair */
            ifeq 6
         2: .line 1169
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            iconst_1
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:(Z)V
            putfield java.util.concurrent.SynchronousQueue.qlock:Ljava/util/concurrent/locks/ReentrantLock;
         3: .line 1170
            aload 0 /* this */
            new java.util.concurrent.SynchronousQueue$FifoWaitQueue
            dup
            invokespecial java.util.concurrent.SynchronousQueue$FifoWaitQueue.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.waitingProducers:Ljava/util/concurrent/SynchronousQueue$WaitQueue;
         4: .line 1171
            aload 0 /* this */
            new java.util.concurrent.SynchronousQueue$FifoWaitQueue
            dup
            invokespecial java.util.concurrent.SynchronousQueue$FifoWaitQueue.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.waitingConsumers:Ljava/util/concurrent/SynchronousQueue$WaitQueue;
         5: .line 1172
            goto 9
         6: .line 1174
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.qlock:Ljava/util/concurrent/locks/ReentrantLock;
         7: .line 1175
            aload 0 /* this */
            new java.util.concurrent.SynchronousQueue$LifoWaitQueue
            dup
            invokespecial java.util.concurrent.SynchronousQueue$LifoWaitQueue.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.waitingProducers:Ljava/util/concurrent/SynchronousQueue$WaitQueue;
         8: .line 1176
            aload 0 /* this */
            new java.util.concurrent.SynchronousQueue$LifoWaitQueue
            dup
            invokespecial java.util.concurrent.SynchronousQueue$LifoWaitQueue.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.waitingConsumers:Ljava/util/concurrent/SynchronousQueue$WaitQueue;
         9: .line 1178
      StackMap locals:
      StackMap stack:
            aload 1 /* s */
            invokevirtual java.io.ObjectOutputStream.defaultWriteObject:()V
        10: .line 1179
            return
        end local 2 // boolean fair
        end local 1 // java.io.ObjectOutputStream s
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   11     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0   11     1     s  Ljava/io/ObjectOutputStream;
            1   11     2  fair  Z
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      s     

  private void readObject(java.io.ObjectInputStream);
    descriptor: (Ljava/io/ObjectInputStream;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.util.concurrent.SynchronousQueue this
        start local 1 // java.io.ObjectInputStream s
         0: .line 1190
            aload 1 /* s */
            invokevirtual java.io.ObjectInputStream.defaultReadObject:()V
         1: .line 1191
            aload 0 /* this */
            getfield java.util.concurrent.SynchronousQueue.waitingProducers:Ljava/util/concurrent/SynchronousQueue$WaitQueue;
            instanceof java.util.concurrent.SynchronousQueue$FifoWaitQueue
            ifeq 3
         2: .line 1192
            aload 0 /* this */
            new java.util.concurrent.SynchronousQueue$TransferQueue
            dup
            invokespecial java.util.concurrent.SynchronousQueue$TransferQueue.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
            goto 4
         3: .line 1194
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            new java.util.concurrent.SynchronousQueue$TransferStack
            dup
            invokespecial java.util.concurrent.SynchronousQueue$TransferStack.<init>:()V
            putfield java.util.concurrent.SynchronousQueue.transferer:Ljava/util/concurrent/SynchronousQueue$Transferer;
         4: .line 1195
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.io.ObjectInputStream s
        end local 0 // java.util.concurrent.SynchronousQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/util/concurrent/SynchronousQueue<TE;>;
            0    5     1     s  Ljava/io/ObjectInputStream;
    Exceptions:
      throws java.io.IOException, java.lang.ClassNotFoundException
    MethodParameters:
      Name  Flags
      s     
}
Signature: <E:Ljava/lang/Object;>Ljava/util/AbstractQueue<TE;>;Ljava/util/concurrent/BlockingQueue<TE;>;Ljava/io/Serializable;
SourceFile: "SynchronousQueue.java"
NestMembers:
  java.util.concurrent.SynchronousQueue$FifoWaitQueue  java.util.concurrent.SynchronousQueue$LifoWaitQueue  java.util.concurrent.SynchronousQueue$TransferQueue  java.util.concurrent.SynchronousQueue$TransferQueue$QNode  java.util.concurrent.SynchronousQueue$TransferStack  java.util.concurrent.SynchronousQueue$TransferStack$SNode  java.util.concurrent.SynchronousQueue$Transferer  java.util.concurrent.SynchronousQueue$WaitQueue
InnerClasses:
  FifoWaitQueue = java.util.concurrent.SynchronousQueue$FifoWaitQueue of java.util.concurrent.SynchronousQueue
  LifoWaitQueue = java.util.concurrent.SynchronousQueue$LifoWaitQueue of java.util.concurrent.SynchronousQueue
  final TransferQueue = java.util.concurrent.SynchronousQueue$TransferQueue of java.util.concurrent.SynchronousQueue
  final TransferStack = java.util.concurrent.SynchronousQueue$TransferStack of java.util.concurrent.SynchronousQueue
  abstract Transferer = java.util.concurrent.SynchronousQueue$Transferer of java.util.concurrent.SynchronousQueue
  WaitQueue = java.util.concurrent.SynchronousQueue$WaitQueue of java.util.concurrent.SynchronousQueue
/

java/ 11/ java.base/java/util/concurrent/SynchronousQueue.class
