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 0: aload 0
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: return
end local 0 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 start local 1 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
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: aload 0
lload 1
putfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.timeout:J
3: return
end local 1 end local 0 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 start local 1 0: aload 0
getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
aload 0
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: new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
dup
aload 0
aload 1
ifnull 2
aload 1
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: aload 0
getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
invokeinterface java.util.concurrent.locks.Lock.unlock:()V
5: aload 3
areturn
6: StackMap locals:
StackMap stack: java.lang.Throwable
astore 2
7: aload 0
getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.lock:Ljava/util/concurrent/locks/Lock;
invokeinterface java.util.concurrent.locks.Lock.unlock:()V
8: aload 2
athrow
9: StackMap locals:
StackMap stack: java.lang.InterruptedException
pop
10: invokestatic java.lang.Thread.currentThread:()Ljava/lang/Thread;
invokevirtual java.lang.Thread.interrupt:()V
goto 15
11: StackMap locals:
StackMap stack: java.io.IOException
pop
12: new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
dup
sipush 500
invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(I)V
areturn
13: StackMap locals:
StackMap stack: org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
pop
14: new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
dup
sipush 503
invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(I)V
areturn
15: StackMap locals:
StackMap stack:
new org.springframework.boot.actuate.endpoint.web.WebEndpointResponse
dup
sipush 429
invokespecial org.springframework.boot.actuate.endpoint.web.WebEndpointResponse.<init>:(I)V
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 16 0 this Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint;
0 16 1 live Ljava/lang/Boolean;
Exception table:
from to target type
1 4 6 any
0 5 9 Class java.lang.InterruptedException
6 9 9 Class java.lang.InterruptedException
0 5 11 Class java.io.IOException
6 9 11 Class java.io.IOException
0 5 13 Class org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
6 9 13 Class org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumperUnavailableException
Signature: (Ljava/lang/Boolean;)Lorg/springframework/boot/actuate/endpoint/web/WebEndpointResponse<Lorg/springframework/core/io/Resource;>;
RuntimeVisibleAnnotations:
org.springframework.boot.actuate.endpoint.annotation.ReadOperation()
RuntimeVisibleParameterAnnotations:
0:
org.springframework.lang.Nullable()
MethodParameters:
Name Flags
live
private org.springframework.core.io.Resource dumpHeap(boolean);
descriptor: (Z)Lorg/springframework/core/io/Resource;
flags: (0x0002) ACC_PRIVATE
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: aload 0
getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.heapDumper:Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
ifnonnull 2
1: aload 0
aload 0
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: StackMap locals:
StackMap stack:
aload 0
iload 1
invokevirtual org.springframework.boot.actuate.management.HeapDumpWebEndpoint.createTempFile:(Z)Ljava/io/File;
astore 2
start local 2 3: aload 0
getfield org.springframework.boot.actuate.management.HeapDumpWebEndpoint.heapDumper:Lorg/springframework/boot/actuate/management/HeapDumpWebEndpoint$HeapDumper;
aload 2
iload 1
invokeinterface org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HeapDumper.dumpHeap:(Ljava/io/File;Z)V
4: new org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource
dup
aload 2
invokespecial org.springframework.boot.actuate.management.HeapDumpWebEndpoint$TemporaryFileSystemResource.<init>:(Ljava/io/File;)V
areturn
end local 2 end local 1 end local 0 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 start local 1 0: 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
start local 2 1: new java.lang.StringBuilder
dup
ldc "heapdump"
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 2
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
iload 1
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
start local 3 4: aload 3
invokevirtual java.io.File.delete:()Z
pop
5: aload 3
areturn
end local 3 end local 2 end local 1 end local 0 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 0: new org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HotSpotDiagnosticMXBeanHeapDumper
dup
invokespecial org.springframework.boot.actuate.management.HeapDumpWebEndpoint$HotSpotDiagnosticMXBeanHeapDumper.<init>:()V
areturn
end local 0 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")