io.dropwizard.metrics/metrics-jvm/4.1.1 : com/codahale/metrics/jvm/ThreadDump.class

ThreadDump
http://metrics.dropwizard.io/metrics-jvm: A set of classes which allow you to monitor critical aspects of your Java Virtual Machine using Metrics.
Apache License 2.0
Coda Hale
Ryan Tenney
Artem Prigoda
public class com.codahale.metrics.jvm.ThreadDump
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.codahale.metrics.jvm.ThreadDump
  super_class: java.lang.Object
{
  private final java.lang.management.ThreadMXBean threadMXBean;
    descriptor: Ljava/lang/management/ThreadMXBean;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(java.lang.management.ThreadMXBean);
    descriptor: (Ljava/lang/management/ThreadMXBean;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.codahale.metrics.jvm.ThreadDump this
        start local 1 // java.lang.management.ThreadMXBean threadMXBean
         0: .line 21
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 22
            aload 0 /* this */
            aload 1 /* threadMXBean */
            putfield com.codahale.metrics.jvm.ThreadDump.threadMXBean:Ljava/lang/management/ThreadMXBean;
         2: .line 23
            return
        end local 1 // java.lang.management.ThreadMXBean threadMXBean
        end local 0 // com.codahale.metrics.jvm.ThreadDump this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    3     0          this  Lcom/codahale/metrics/jvm/ThreadDump;
            0    3     1  threadMXBean  Ljava/lang/management/ThreadMXBean;
    MethodParameters:
              Name  Flags
      threadMXBean  

  public void dump(java.io.OutputStream);
    descriptor: (Ljava/io/OutputStream;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.codahale.metrics.jvm.ThreadDump this
        start local 1 // java.io.OutputStream out
         0: .line 31
            aload 0 /* this */
            iconst_1
            iconst_1
            aload 1 /* out */
            invokevirtual com.codahale.metrics.jvm.ThreadDump.dump:(ZZLjava/io/OutputStream;)V
         1: .line 32
            return
        end local 1 // java.io.OutputStream out
        end local 0 // com.codahale.metrics.jvm.ThreadDump this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/codahale/metrics/jvm/ThreadDump;
            0    2     1   out  Ljava/io/OutputStream;
    MethodParameters:
      Name  Flags
      out   

  public void dump(boolean, boolean, java.io.OutputStream);
    descriptor: (ZZLjava/io/OutputStream;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=16, args_size=4
        start local 0 // com.codahale.metrics.jvm.ThreadDump this
        start local 1 // boolean lockedMonitors
        start local 2 // boolean lockedSynchronizers
        start local 3 // java.io.OutputStream out
         0: .line 48
            aload 0 /* this */
            getfield com.codahale.metrics.jvm.ThreadDump.threadMXBean:Ljava/lang/management/ThreadMXBean;
            iload 1 /* lockedMonitors */
            iload 2 /* lockedSynchronizers */
            invokeinterface java.lang.management.ThreadMXBean.dumpAllThreads:(ZZ)[Ljava/lang/management/ThreadInfo;
            astore 4 /* threads */
        start local 4 // java.lang.management.ThreadInfo[] threads
         1: .line 49
            new java.io.PrintWriter
            dup
            new java.io.OutputStreamWriter
            dup
            aload 3 /* out */
            getstatic java.nio.charset.StandardCharsets.UTF_8:Ljava/nio/charset/Charset;
            invokespecial java.io.OutputStreamWriter.<init>:(Ljava/io/OutputStream;Ljava/nio/charset/Charset;)V
            invokespecial java.io.PrintWriter.<init>:(Ljava/io/Writer;)V
            astore 5 /* writer */
        start local 5 // java.io.PrintWriter writer
         2: .line 51
            aload 4 /* threads */
            arraylength
            iconst_1
            isub
            istore 6 /* ti */
        start local 6 // int ti
         3: goto 59
         4: .line 52
      StackMap locals: java.lang.management.ThreadInfo[] java.io.PrintWriter int
      StackMap stack:
            aload 4 /* threads */
            iload 6 /* ti */
            aaload
            astore 7 /* t */
        start local 7 // java.lang.management.ThreadInfo t
         5: .line 53
            aload 5 /* writer */
            ldc "\"%s\" id=%d state=%s"
            iconst_3
            anewarray java.lang.Object
            dup
            iconst_0
         6: .line 54
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getThreadName:()Ljava/lang/String;
            aastore
            dup
            iconst_1
         7: .line 55
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getThreadId:()J
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            aastore
            dup
            iconst_2
         8: .line 56
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getThreadState:()Ljava/lang/Thread$State;
            aastore
         9: .line 53
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        10: .line 57
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getLockInfo:()Ljava/lang/management/LockInfo;
            astore 8 /* lock */
        start local 8 // java.lang.management.LockInfo lock
        11: .line 58
            aload 8 /* lock */
            ifnull 21
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getThreadState:()Ljava/lang/Thread$State;
            getstatic java.lang.Thread$State.BLOCKED:Ljava/lang/Thread$State;
            if_acmpeq 21
        12: .line 59
            aload 5 /* writer */
            ldc "%n    - waiting on <0x%08x> (a %s)"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        13: .line 60
            aload 8 /* lock */
            invokevirtual java.lang.management.LockInfo.getIdentityHashCode:()I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
        14: .line 61
            aload 8 /* lock */
            invokevirtual java.lang.management.LockInfo.getClassName:()Ljava/lang/String;
            aastore
        15: .line 59
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        16: .line 62
            aload 5 /* writer */
            ldc "%n    - locked <0x%08x> (a %s)"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        17: .line 63
            aload 8 /* lock */
            invokevirtual java.lang.management.LockInfo.getIdentityHashCode:()I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
        18: .line 64
            aload 8 /* lock */
            invokevirtual java.lang.management.LockInfo.getClassName:()Ljava/lang/String;
            aastore
        19: .line 62
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        20: .line 65
            goto 26
      StackMap locals: java.lang.management.ThreadInfo java.lang.management.LockInfo
      StackMap stack:
        21: aload 8 /* lock */
            ifnull 26
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getThreadState:()Ljava/lang/Thread$State;
            getstatic java.lang.Thread$State.BLOCKED:Ljava/lang/Thread$State;
            if_acmpne 26
        22: .line 66
            aload 5 /* writer */
            ldc "%n    - waiting to lock <0x%08x> (a %s)"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        23: .line 67
            aload 8 /* lock */
            invokevirtual java.lang.management.LockInfo.getIdentityHashCode:()I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
        24: .line 68
            aload 8 /* lock */
            invokevirtual java.lang.management.LockInfo.getClassName:()Ljava/lang/String;
            aastore
        25: .line 66
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        26: .line 71
      StackMap locals:
      StackMap stack:
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.isSuspended:()Z
            ifeq 28
        27: .line 72
            aload 5 /* writer */
            ldc " (suspended)"
            invokevirtual java.io.PrintWriter.print:(Ljava/lang/String;)V
        28: .line 75
      StackMap locals:
      StackMap stack:
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.isInNative:()Z
            ifeq 30
        29: .line 76
            aload 5 /* writer */
            ldc " (running in native)"
            invokevirtual java.io.PrintWriter.print:(Ljava/lang/String;)V
        30: .line 79
      StackMap locals:
      StackMap stack:
            aload 5 /* writer */
            invokevirtual java.io.PrintWriter.println:()V
        31: .line 80
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getLockOwnerName:()Ljava/lang/String;
            ifnull 33
        32: .line 81
            aload 5 /* writer */
            ldc "     owned by %s id=%d%n"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getLockOwnerName:()Ljava/lang/String;
            aastore
            dup
            iconst_1
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getLockOwnerId:()J
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            aastore
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        33: .line 84
      StackMap locals:
      StackMap stack:
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getStackTrace:()[Ljava/lang/StackTraceElement;
            astore 9 /* elements */
        start local 9 // java.lang.StackTraceElement[] elements
        34: .line 85
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getLockedMonitors:()[Ljava/lang/management/MonitorInfo;
            astore 10 /* monitors */
        start local 10 // java.lang.management.MonitorInfo[] monitors
        35: .line 87
            iconst_0
            istore 11 /* i */
        start local 11 // int i
        36: goto 47
        37: .line 88
      StackMap locals: java.lang.StackTraceElement[] java.lang.management.MonitorInfo[] int
      StackMap stack:
            aload 9 /* elements */
            iload 11 /* i */
            aaload
            astore 12 /* element */
        start local 12 // java.lang.StackTraceElement element
        38: .line 89
            aload 5 /* writer */
            ldc "    at %s%n"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 12 /* element */
            aastore
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        39: .line 90
            iconst_1
            istore 13 /* j */
        start local 13 // int j
        40: goto 45
        41: .line 91
      StackMap locals: java.lang.StackTraceElement int
      StackMap stack:
            aload 10 /* monitors */
            iload 13 /* j */
            aaload
            astore 14 /* monitor */
        start local 14 // java.lang.management.MonitorInfo monitor
        42: .line 92
            aload 14 /* monitor */
            invokevirtual java.lang.management.MonitorInfo.getLockedStackDepth:()I
            iload 11 /* i */
            if_icmpne 44
        43: .line 93
            aload 5 /* writer */
            ldc "      - locked %s%n"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 14 /* monitor */
            aastore
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        end local 14 // java.lang.management.MonitorInfo monitor
        44: .line 90
      StackMap locals:
      StackMap stack:
            iinc 13 /* j */ 1
      StackMap locals:
      StackMap stack:
        45: iload 13 /* j */
            aload 10 /* monitors */
            arraylength
            if_icmplt 41
        end local 13 // int j
        end local 12 // java.lang.StackTraceElement element
        46: .line 87
            iinc 11 /* i */ 1
      StackMap locals:
      StackMap stack:
        47: iload 11 /* i */
            aload 9 /* elements */
            arraylength
            if_icmplt 37
        end local 11 // int i
        48: .line 97
            aload 5 /* writer */
            invokevirtual java.io.PrintWriter.println:()V
        49: .line 99
            aload 7 /* t */
            invokevirtual java.lang.management.ThreadInfo.getLockedSynchronizers:()[Ljava/lang/management/LockInfo;
            astore 11 /* locks */
        start local 11 // java.lang.management.LockInfo[] locks
        50: .line 100
            aload 11 /* locks */
            arraylength
            ifle 58
        51: .line 101
            aload 5 /* writer */
            ldc "    Locked synchronizers: count = %d%n"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 11 /* locks */
            arraylength
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        52: .line 102
            aload 11 /* locks */
            dup
            astore 15
            arraylength
            istore 14
            iconst_0
            istore 13
            goto 56
      StackMap locals: com.codahale.metrics.jvm.ThreadDump int int java.io.OutputStream java.lang.management.ThreadInfo[] java.io.PrintWriter int java.lang.management.ThreadInfo java.lang.management.LockInfo java.lang.StackTraceElement[] java.lang.management.MonitorInfo[] java.lang.management.LockInfo[] top int int java.lang.management.LockInfo[]
      StackMap stack:
        53: aload 15
            iload 13
            aaload
            astore 12 /* l */
        start local 12 // java.lang.management.LockInfo l
        54: .line 103
            aload 5 /* writer */
            ldc "      - %s%n"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 12 /* l */
            aastore
            invokevirtual java.io.PrintWriter.printf:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/io/PrintWriter;
            pop
        end local 12 // java.lang.management.LockInfo l
        55: .line 102
            iinc 13 1
      StackMap locals:
      StackMap stack:
        56: iload 13
            iload 14
            if_icmplt 53
        57: .line 105
            aload 5 /* writer */
            invokevirtual java.io.PrintWriter.println:()V
        end local 11 // java.lang.management.LockInfo[] locks
        end local 10 // java.lang.management.MonitorInfo[] monitors
        end local 9 // java.lang.StackTraceElement[] elements
        end local 8 // java.lang.management.LockInfo lock
        end local 7 // java.lang.management.ThreadInfo t
        58: .line 51
      StackMap locals: com.codahale.metrics.jvm.ThreadDump int int java.io.OutputStream java.lang.management.ThreadInfo[] java.io.PrintWriter int
      StackMap stack:
            iinc 6 /* ti */ -1
      StackMap locals:
      StackMap stack:
        59: iload 6 /* ti */
            ifge 4
        end local 6 // int ti
        60: .line 109
            aload 5 /* writer */
            invokevirtual java.io.PrintWriter.println:()V
        61: .line 110
            aload 5 /* writer */
            invokevirtual java.io.PrintWriter.flush:()V
        62: .line 111
            return
        end local 5 // java.io.PrintWriter writer
        end local 4 // java.lang.management.ThreadInfo[] threads
        end local 3 // java.io.OutputStream out
        end local 2 // boolean lockedSynchronizers
        end local 1 // boolean lockedMonitors
        end local 0 // com.codahale.metrics.jvm.ThreadDump this
      LocalVariableTable:
        Start  End  Slot                 Name  Signature
            0   63     0                 this  Lcom/codahale/metrics/jvm/ThreadDump;
            0   63     1       lockedMonitors  Z
            0   63     2  lockedSynchronizers  Z
            0   63     3                  out  Ljava/io/OutputStream;
            1   63     4              threads  [Ljava/lang/management/ThreadInfo;
            2   63     5               writer  Ljava/io/PrintWriter;
            3   60     6                   ti  I
            5   58     7                    t  Ljava/lang/management/ThreadInfo;
           11   58     8                 lock  Ljava/lang/management/LockInfo;
           34   58     9             elements  [Ljava/lang/StackTraceElement;
           35   58    10             monitors  [Ljava/lang/management/MonitorInfo;
           36   48    11                    i  I
           38   46    12              element  Ljava/lang/StackTraceElement;
           40   46    13                    j  I
           42   44    14              monitor  Ljava/lang/management/MonitorInfo;
           50   58    11                locks  [Ljava/lang/management/LockInfo;
           54   55    12                    l  Ljava/lang/management/LockInfo;
    MethodParameters:
                     Name  Flags
      lockedMonitors       
      lockedSynchronizers  
      out                  
}
SourceFile: "ThreadDump.java"
InnerClasses:
  public final State = java.lang.Thread$State of java.lang.Thread
/

io.dropwizard.metrics/ metrics-jvm/ 4.1.1/ com/codahale/metrics/jvm/ThreadDump.class
