com.h2database/h2/1.4.199 : org/h2/util/Task.class

Task
http://www.h2database.com: H2 Database Engine
MPL 2.0 or EPL 1.0
Thomas Mueller
public abstract class org.h2.util.Task implements java.lang.Runnable
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.h2.util.Task
  super_class: java.lang.Object
{
  private static final java.util.concurrent.atomic.AtomicInteger counter;
    descriptor: Ljava/util/concurrent/atomic/AtomicInteger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  public volatile boolean stop;
    descriptor: Z
    flags: (0x0041) ACC_PUBLIC, ACC_VOLATILE

  private volatile java.lang.Object result;
    descriptor: Ljava/lang/Object;
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private volatile boolean finished;
    descriptor: Z
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private java.lang.Thread thread;
    descriptor: Ljava/lang/Thread;
    flags: (0x0002) ACC_PRIVATE

  private volatile java.lang.Exception ex;
    descriptor: Ljava/lang/Exception;
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 16
            new java.util.concurrent.atomic.AtomicInteger
            dup
            invokespecial java.util.concurrent.atomic.AtomicInteger.<init>:()V
            putstatic org.h2.util.Task.counter:Ljava/util/concurrent/atomic/AtomicInteger;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 14
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/h2/util/Task;

  public abstract void call();
    descriptor: ()V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.lang.Exception

  public void run();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 44
            aload 0 /* this */
            invokevirtual org.h2.util.Task.call:()V
         1: .line 45
            goto 4
      StackMap locals:
      StackMap stack: java.lang.Exception
         2: astore 1 /* e */
        start local 1 // java.lang.Exception e
         3: .line 46
            aload 0 /* this */
            aload 1 /* e */
            putfield org.h2.util.Task.ex:Ljava/lang/Exception;
        end local 1 // java.lang.Exception e
         4: .line 48
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield org.h2.util.Task.finished:Z
         5: .line 49
            return
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/h2/util/Task;
            3    4     1     e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           0     1       2  Class java.lang.Exception

  public org.h2.util.Task execute();
    descriptor: ()Lorg/h2/util/Task;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 57
            aload 0 /* this */
            new java.lang.StringBuilder
            dup
            aload 0 /* this */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc ":"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            getstatic org.h2.util.Task.counter:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.getAndIncrement:()I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokevirtual org.h2.util.Task.execute:(Ljava/lang/String;)Lorg/h2/util/Task;
            areturn
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/h2/util/Task;

  public org.h2.util.Task execute(java.lang.String);
    descriptor: (Ljava/lang/String;)Lorg/h2/util/Task;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // org.h2.util.Task this
        start local 1 // java.lang.String threadName
         0: .line 67
            aload 0 /* this */
            new java.lang.Thread
            dup
            aload 0 /* this */
            aload 1 /* threadName */
            invokespecial java.lang.Thread.<init>:(Ljava/lang/Runnable;Ljava/lang/String;)V
            putfield org.h2.util.Task.thread:Ljava/lang/Thread;
         1: .line 68
            aload 0 /* this */
            getfield org.h2.util.Task.thread:Ljava/lang/Thread;
            iconst_1
            invokevirtual java.lang.Thread.setDaemon:(Z)V
         2: .line 69
            aload 0 /* this */
            getfield org.h2.util.Task.thread:Ljava/lang/Thread;
            invokevirtual java.lang.Thread.start:()V
         3: .line 70
            aload 0 /* this */
            areturn
        end local 1 // java.lang.String threadName
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    4     0        this  Lorg/h2/util/Task;
            0    4     1  threadName  Ljava/lang/String;
    MethodParameters:
            Name  Flags
      threadName  

  public java.lang.Object get();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 81
            aload 0 /* this */
            invokevirtual org.h2.util.Task.getException:()Ljava/lang/Exception;
            astore 1 /* e */
        start local 1 // java.lang.Exception e
         1: .line 82
            aload 1 /* e */
            ifnull 3
         2: .line 83
            new java.lang.RuntimeException
            dup
            aload 1 /* e */
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/Throwable;)V
            athrow
         3: .line 85
      StackMap locals: java.lang.Exception
      StackMap stack:
            aload 0 /* this */
            getfield org.h2.util.Task.result:Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Exception e
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/h2/util/Task;
            1    4     1     e  Ljava/lang/Exception;

  public boolean isFinished();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 94
            aload 0 /* this */
            getfield org.h2.util.Task.finished:Z
            ireturn
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/h2/util/Task;

  public java.lang.Exception getException();
    descriptor: ()Ljava/lang/Exception;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 103
            aload 0 /* this */
            invokevirtual org.h2.util.Task.join:()V
         1: .line 104
            aload 0 /* this */
            getfield org.h2.util.Task.ex:Ljava/lang/Exception;
            ifnull 3
         2: .line 105
            aload 0 /* this */
            getfield org.h2.util.Task.ex:Ljava/lang/Exception;
            areturn
         3: .line 107
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/h2/util/Task;

  public void join();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.h2.util.Task this
         0: .line 115
            aload 0 /* this */
            iconst_1
            putfield org.h2.util.Task.stop:Z
         1: .line 116
            aload 0 /* this */
            getfield org.h2.util.Task.thread:Ljava/lang/Thread;
            ifnonnull 3
         2: .line 117
            new java.lang.IllegalStateException
            dup
            ldc "Thread not started"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 120
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.h2.util.Task.thread:Ljava/lang/Thread;
            invokevirtual java.lang.Thread.join:()V
         4: .line 121
            goto 6
      StackMap locals:
      StackMap stack: java.lang.InterruptedException
         5: pop
         6: .line 124
      StackMap locals:
      StackMap stack:
            return
        end local 0 // org.h2.util.Task this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/h2/util/Task;
      Exception table:
        from    to  target  type
           3     4       5  Class java.lang.InterruptedException
}
SourceFile: "Task.java"
/

com.h2database/ h2/ 1.4.199/ org/h2/util/Task.class
