class org.hsqldb.lib.CountUpDownLatch$Sync extends java.util.concurrent.locks.AbstractQueuedSynchronizer
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.hsqldb.lib.CountUpDownLatch$Sync
  super_class: java.util.concurrent.locks.AbstractQueuedSynchronizer
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 7224851200740908493

  void <init>(int);
    descriptor: (I)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
        start local 1 // int count
         0: .line 306
            aload 0 /* this */
            invokespecial java.util.concurrent.locks.AbstractQueuedSynchronizer.<init>:()V
         1: .line 307
            aload 0 /* this */
            iload 1 /* count */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.setState:(I)V
         2: .line 308
            return
        end local 1 // int count
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            0    3     1  count  I
    MethodParameters:
       Name  Flags
      count  

  protected boolean tryReleaseShared(int);
    descriptor: (I)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
        start local 1 // int arg
         0: .line 312
            iload 1 /* arg */
            ifne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // int arg
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            0    2     1   arg  I
    MethodParameters:
      Name  Flags
      arg   

  int getCount();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
         0: .line 316
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            ireturn
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;

  protected int tryAcquireShared(int);
    descriptor: (I)I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
        start local 1 // int ignored
         0: .line 333
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            ifne 1
            iconst_1
            goto 2
         1: .line 334
      StackMap locals:
      StackMap stack:
            iconst_m1
         2: .line 333
      StackMap locals:
      StackMap stack: int
            ireturn
        end local 1 // int ignored
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            0    3     1  ignored  I
    MethodParameters:
         Name  Flags
      ignored  

  boolean setCount(int);
    descriptor: (I)Z
    flags: (0x0000) 
    Code:
      stack=7, locals=4, args_size=2
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
        start local 1 // int newCount
         0: .line 351
            iload 1 /* newCount */
            ifge 5
         1: .line 352
            new java.lang.IllegalArgumentException
            dup
         2: .line 354
            ldc "amount must be non-negative: %d"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            iload 1 /* newCount */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
         3: .line 353
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
         4: .line 352
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 357
      StackMap locals:
      StackMap stack:
            iload 1 /* newCount */
            ifne 6
            iconst_1
            goto 7
      StackMap locals:
      StackMap stack:
         6: iconst_0
      StackMap locals:
      StackMap stack: int
         7: istore 2 /* requestedZero */
        start local 2 // boolean requestedZero
         8: .line 360
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            istore 3 /* c */
        start local 3 // int c
         9: .line 362
            iload 2 /* requestedZero */
            ifeq 11
            iload 3 /* c */
            ifne 11
        10: .line 363
            iconst_0
            ireturn
        11: .line 367
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            iload 3 /* c */
            iload 1 /* newCount */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.compareAndSetState:(II)Z
            ifeq 8
        12: .line 368
            iload 2 /* requestedZero */
            ifeq 13
            aload 0 /* this */
            iconst_0
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.releaseShared:(I)Z
            goto 14
        13: .line 369
      StackMap locals:
      StackMap stack:
            iconst_0
        14: .line 368
      StackMap locals:
      StackMap stack: int
            ireturn
        end local 3 // int c
        end local 2 // boolean requestedZero
        end local 1 // int newCount
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   15     0           this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            0   15     1       newCount  I
            8   15     2  requestedZero  Z
            9   15     3              c  I
    MethodParameters:
          Name  Flags
      newCount  

  boolean countDown();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
         0: .line 382
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            istore 1 /* c */
        start local 1 // int c
         1: .line 384
            iload 1 /* c */
            ifne 3
         2: .line 385
            iconst_0
            ireturn
         3: .line 389
      StackMap locals: int
      StackMap stack:
            iload 1 /* c */
            iconst_1
            isub
            istore 2 /* nextc */
        start local 2 // int nextc
         4: .line 391
            aload 0 /* this */
            iload 1 /* c */
            iload 2 /* nextc */
            invokespecial java.util.concurrent.locks.AbstractQueuedSynchronizer.compareAndSetState:(II)Z
            ifeq 0
         5: .line 392
            iload 2 /* nextc */
            ifne 7
         6: .line 393
            aload 0 /* this */
            iconst_0
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.releaseShared:(I)Z
            ireturn
         7: .line 395
      StackMap locals: int
      StackMap stack:
            iconst_0
            ireturn
        end local 2 // int nextc
        end local 1 // int c
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    8     0   this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            1    8     1      c  I
            4    8     2  nextc  I

  boolean countDown(int);
    descriptor: (I)Z
    flags: (0x0000) 
    Code:
      stack=7, locals=4, args_size=2
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
        start local 1 // int amount
         0: .line 410
            iload 1 /* amount */
            iconst_1
            if_icmpge 4
         1: .line 411
            new java.lang.IllegalArgumentException
            dup
         2: .line 412
            ldc "Amount must be positive: %d"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            iload 1 /* amount */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
         3: .line 411
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 416
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            istore 2 /* c */
        start local 2 // int c
         5: .line 418
            iload 2 /* c */
            ifne 7
         6: .line 419
            iconst_0
            ireturn
         7: .line 422
      StackMap locals: int
      StackMap stack:
            iload 1 /* amount */
            iload 2 /* c */
            if_icmplt 8
            iconst_0
            goto 9
         8: .line 423
      StackMap locals:
      StackMap stack:
            iload 2 /* c */
            iload 1 /* amount */
            isub
         9: .line 422
      StackMap locals:
      StackMap stack: int
            istore 3 /* nextc */
        start local 3 // int nextc
        10: .line 426
            aload 0 /* this */
            iload 2 /* c */
            iload 3 /* nextc */
            invokespecial java.util.concurrent.locks.AbstractQueuedSynchronizer.compareAndSetState:(II)Z
            ifeq 4
        11: .line 427
            iload 3 /* nextc */
            ifne 12
            aload 0 /* this */
            iconst_0
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.releaseShared:(I)Z
            goto 13
        12: .line 428
      StackMap locals: int
      StackMap stack:
            iconst_0
        13: .line 427
      StackMap locals:
      StackMap stack: int
            ireturn
        end local 3 // int nextc
        end local 2 // int c
        end local 1 // int amount
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   14     0    this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            0   14     1  amount  I
            5   14     2       c  I
           10   14     3   nextc  I
    MethodParameters:
        Name  Flags
      amount  

  boolean countUp();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=7, locals=3, args_size=1
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
         0: .line 444
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            istore 1 /* c */
        start local 1 // int c
         1: .line 446
            iload 1 /* c */
            ldc 2147483647
            if_icmpne 5
         2: .line 447
            new java.lang.ArithmeticException
            dup
         3: .line 448
            ldc "integer overflow: %d + 1"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            iload 1 /* c */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
         4: .line 447
            invokespecial java.lang.ArithmeticException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 451
      StackMap locals: int
      StackMap stack:
            iload 1 /* c */
            iconst_1
            iadd
            istore 2 /* nextc */
        start local 2 // int nextc
         6: .line 454
            aload 0 /* this */
            iload 1 /* c */
            iload 2 /* nextc */
            invokespecial java.util.concurrent.locks.AbstractQueuedSynchronizer.compareAndSetState:(II)Z
            ifeq 0
         7: .line 455
            iload 1 /* c */
            ifne 8
            iconst_1
            ireturn
      StackMap locals: int
      StackMap stack:
         8: iconst_0
            ireturn
        end local 2 // int nextc
        end local 1 // int c
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    9     0   this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            1    9     1      c  I
            6    9     2  nextc  I

  boolean countUp(int);
    descriptor: (I)Z
    flags: (0x0000) 
    Code:
      stack=7, locals=4, args_size=2
        start local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
        start local 1 // int amount
         0: .line 474
            iload 1 /* amount */
            iconst_1
            if_icmpge 4
         1: .line 475
            new java.lang.IllegalArgumentException
            dup
         2: .line 476
            ldc "amount must be positive: %d"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            iload 1 /* amount */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
         3: .line 475
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 480
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.hsqldb.lib.CountUpDownLatch$Sync.getState:()I
            istore 2 /* c */
        start local 2 // int c
         5: .line 482
            iload 1 /* amount */
            ldc 2147483647
            iload 2 /* c */
            isub
            if_icmple 9
         6: .line 483
            new java.lang.ArithmeticException
            dup
         7: .line 484
            ldc "integer overflow: %d"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            iload 1 /* amount */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
         8: .line 483
            invokespecial java.lang.ArithmeticException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 487
      StackMap locals: int
      StackMap stack:
            iload 2 /* c */
            iload 1 /* amount */
            iadd
            istore 3 /* nextc */
        start local 3 // int nextc
        10: .line 490
            aload 0 /* this */
            iload 2 /* c */
            iload 3 /* nextc */
            invokespecial java.util.concurrent.locks.AbstractQueuedSynchronizer.compareAndSetState:(II)Z
            ifeq 4
        11: .line 491
            iload 2 /* c */
            ifne 12
            iconst_1
            ireturn
      StackMap locals: int
      StackMap stack:
        12: iconst_0
            ireturn
        end local 3 // int nextc
        end local 2 // int c
        end local 1 // int amount
        end local 0 // org.hsqldb.lib.CountUpDownLatch$Sync this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   13     0    this  Lorg/hsqldb/lib/CountUpDownLatch$Sync;
            0   13     1  amount  I
            5   13     2       c  I
           10   13     3   nextc  I
    MethodParameters:
        Name  Flags
      amount  
}
SourceFile: "CountUpDownLatch.java"
NestHost: org.hsqldb.lib.CountUpDownLatch
InnerClasses:
  private Sync = org.hsqldb.lib.CountUpDownLatch$Sync of org.hsqldb.lib.CountUpDownLatch