public class org.springframework.boot.actuate.management.HeapDumpWebEndpoint
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.springframework.boot.actuate.management.HeapDumpWebEndpoint
  super_class: java.lang.Object
{
  private final long timeout;
    descriptor: J
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.concurrent.locks.Lock lock;
    descriptor: Ljava/util/concurrent/locks/Lock;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumper heapDumper;
    descriptor: Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
    flags: (0x0002) ACC_PRIVATE

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
         0: .line 68
            aload 0 /* this */
            getstatic java.util.concurrent.TimeUnit.SECONDS:Ljava/util/concurrent/TimeUnit;
            ldc 10
            invokevirtual java.util.concurrent.TimeUnit.toMillis:(J)J
            invokespecial org.springframework.boot.actuate.management.HeapDumpWebEndpoint.<init>:(J)V
         1: .line 69
            return
        end local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;

  protected void <init>(long);
    descriptor: (J)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
        start local 1 // long timeout
         0: .line 71
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 63
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
         2: .line 72
            aload 0 /* this */
            lload 1 /* timeout */
            putfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.timeout:J
         3: .line 73
            return
        end local 1 // long timeout
        end local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;
            0    4     1  timeout  J
    MethodParameters:
         Name  Flags
      timeout  

  public org.springframework.boot.actuate.endpoint.web.WebEndpointResponse<org.springframework.core.io.Resource> heapDump(java.lang.Boolean);
    descriptor: (Ljava/lang/Boolean;)Lorg/springframework/boot/actuate/endpoint/web/WebEndpointResponse;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
        start local 1 // java.lang.Boolean live
         0: .line 78
            aload 0 /* this */
            getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
            aload 0 /* this */
            getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.timeout:J
            getstatic java.util.concurrent.TimeUnit.MILLISECONDS:Ljava/util/concurrent/TimeUnit;
            invokeinterface java.util.concurrent.locks.Lock.tryLock:(JLjava/util/concurrent/TimeUnit;)Z
            ifeq 15
         1: .line 80
            new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
            dup
            aload 0 /* this */
            aload 1 /* live */
            ifnull 2
            aload 1 /* live */
            invokevirtual java.lang.Boolean.booleanValue:()Z
            goto 3
      StackMap locals: org.springframework.boot.actuate.management.HeapDumpWebEndpoint java.lang.Boolean
      StackMap stack: new 1 new 1 org.springframework.boot.actuate.management.HeapDumpWebEndpoint
         2: iconst_1
      StackMap locals: org.springframework.boot.actuate.management.HeapDumpWebEndpoint java.lang.Boolean
      StackMap stack: new 1 new 1 org.springframework.boot.actuate.management.HeapDumpWebEndpoint int
         3: invokevirtual org.springframework.boot.actuate.management.HeapDumpWebEndpoint.dumpHeap:(Z)Lorg/springframework/core/io/Resource;
            invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(Ljava/lang/Object;)V
            astore 3
         4: .line 83
            aload 0 /* this */
            getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
            invokeinterface java.util.concurrent.locks.Lock.unlock:()V
         5: .line 80
            aload 3
            areturn
         6: .line 82
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 2
         7: .line 83
            aload 0 /* this */
            getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
            invokeinterface java.util.concurrent.locks.Lock.unlock:()V
         8: .line 84
            aload 2
            athrow
         9: .line 87
      StackMap locals:
      StackMap stack: java.lang.InterruptedException
            pop
        10: .line 88
            invokestatic java.lang.Thread.currentThread:()Ljava/lang/Thread;
            invokevirtual java.lang.Thread.interrupt:()V
            goto 15
        11: .line 90
      StackMap locals:
      StackMap stack: java.io.IOException
            pop
        12: .line 91
            new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
            dup
            sipush 500
            invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(I)V
            areturn
        13: .line 93
      StackMap locals:
      StackMap stack: org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
            pop
        14: .line 94
            new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
            dup
            sipush 503
            invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(I)V
            areturn
        15: .line 96
      StackMap locals:
      StackMap stack:
            new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
            dup
            sipush 429
            invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(I)V
            areturn
        end local 1 // java.lang.Boolean live
        end local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   16     0  this  Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;
            0   16     1  live  Ljava/lang/Boolean;
      Exception table:
        from    to  target  type
           1     4       6  any
           0     5       9  Class java.lang.InterruptedException
           6     9       9  Class java.lang.InterruptedException
           0     5      11  Class java.io.IOException
           6     9      11  Class java.io.IOException
           0     5      13  Class org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
           6     9      13  Class org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
    Signature: (Ljava/lang/Boolean;)Lorg/springframework/boot/actuate/endpoint/web/WebEndpointResponse<Lorg/springframework/core/io/Resource;>;
    RuntimeVisibleAnnotations: 
      org.springframework.boot.actuate.endpoint.annotation.ReadOperation()
    RuntimeVisibleParameterAnnotations: 
      0:
        org.springframework.lang.Nullable()
    MethodParameters:
      Name  Flags
      live  

  private org.springframework.core.io.Resource dumpHeap(boolean);
    descriptor: (Z)Lorg/springframework/core/io/Resource;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
        start local 1 // boolean live
         0: .line 100
            aload 0 /* this */
            getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.heapDumper:Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
            ifnonnull 2
         1: .line 101
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual org.springframework.boot.actuate.management.HeapDumpWebEndpoint.createHeapDumper:()Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
            putfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.heapDumper:Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
         2: .line 103
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 1 /* live */
            invokevirtual org.springframework.boot.actuate.management.HeapDumpWebEndpoint.createTempFile:(Z)Ljava/io/File;
            astore 2 /* file */
        start local 2 // java.io.File file
         3: .line 104
            aload 0 /* this */
            getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.heapDumper:Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
            aload 2 /* file */
            iload 1 /* live */
            invokeinterface org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumper.dumpHeap:(Ljava/io/File;Z)V
         4: .line 105
            new org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource
            dup
            aload 2 /* file */
            invokespecial org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource.<init>:(Ljava/io/File;)V
            areturn
        end local 2 // java.io.File file
        end local 1 // boolean live
        end local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;
            0    5     1  live  Z
            3    5     2  file  Ljava/io/File;
    Exceptions:
      throws java.io.IOException, java.lang.InterruptedException
    MethodParameters:
      Name  Flags
      live  

  private java.io.File createTempFile(boolean);
    descriptor: (Z)Ljava/io/File;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
        start local 1 // boolean live
         0: .line 109
            ldc "yyyy-MM-dd-HH-mm"
            invokestatic java.time.format.DateTimeFormatter.ofPattern:(Ljava/lang/String;)Ljava/time/format/DateTimeFormatter;
            invokestatic java.time.LocalDateTime.now:()Ljava/time/LocalDateTime;
            invokevirtual java.time.format.DateTimeFormatter.format:(Ljava/time/temporal/TemporalAccessor;)Ljava/lang/String;
            astore 2 /* date */
        start local 2 // java.lang.String date
         1: .line 110
            new java.lang.StringBuilder
            dup
            ldc "heapdump"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 2 /* date */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            iload 1 /* live */
            ifeq 2
            ldc "-live"
            goto 3
      StackMap locals: org.springframework.boot.actuate.management.HeapDumpWebEndpoint int java.lang.String
      StackMap stack: java.lang.StringBuilder
         2: ldc ""
      StackMap locals: org.springframework.boot.actuate.management.HeapDumpWebEndpoint int java.lang.String
      StackMap stack: java.lang.StringBuilder java.lang.String
         3: invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            ldc ".hprof"
            invokestatic java.io.File.createTempFile:(Ljava/lang/String;Ljava/lang/String;)Ljava/io/File;
            astore 3 /* file */
        start local 3 // java.io.File file
         4: .line 111
            aload 3 /* file */
            invokevirtual java.io.File.delete:()Z
            pop
         5: .line 112
            aload 3 /* file */
            areturn
        end local 3 // java.io.File file
        end local 2 // java.lang.String date
        end local 1 // boolean live
        end local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;
            0    6     1  live  Z
            1    6     2  date  Ljava/lang/String;
            4    6     3  file  Ljava/io/File;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      live  

  protected org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumper createHeapDumper();
    descriptor: ()Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
         0: .line 121
            new org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HotSpotDiagnosticMXBeanHeapDumper
            dup
            invokespecial org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HotSpotDiagnosticMXBeanHeapDumper.<init>:()V
            areturn
        end local 0 // org.springframework.boot.actuate.management.HeapDumpWebEndpoint this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;
    Exceptions:
      throws org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
}
SourceFile: "HeapDumpWebEndpoint.java"
NestMembers:
  org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumper  org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException  org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HotSpotDiagnosticMXBeanHeapDumper  org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource  org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource$1  org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource$2
InnerClasses:
  protected abstract HeapDumper = org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumper of org.springframework.boot.actuate.management.HeapDumpWebEndpoint
  protected HeapDumperUnavailableException = org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException of org.springframework.boot.actuate.management.HeapDumpWebEndpoint
  protected HotSpotDiagnosticMXBeanHeapDumper = org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HotSpotDiagnosticMXBeanHeapDumper of org.springframework.boot.actuate.management.HeapDumpWebEndpoint
  private final TemporaryFileSystemResource = org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource of org.springframework.boot.actuate.management.HeapDumpWebEndpoint
    RuntimeVisibleAnnotations: 
      org.springframework.boot.actuate.endpoint.web.annotation.WebEndpoint(id = "heapdump")