public class com.codahale.metrics.EWMA
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: com.codahale.metrics.EWMA
super_class: java.lang.Object
{
private static final int INTERVAL;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 5
private static final double SECONDS_PER_MINUTE;
descriptor: D
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 60.0
private static final int ONE_MINUTE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 1
private static final int FIVE_MINUTES;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 5
private static final int FIFTEEN_MINUTES;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 15
private static final double M1_ALPHA;
descriptor: D
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private static final double M5_ALPHA;
descriptor: D
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private static final double M15_ALPHA;
descriptor: D
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private volatile boolean initialized;
descriptor: Z
flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE
private volatile double rate;
descriptor: D
flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE
private final java.util.concurrent.atomic.LongAdder uncounted;
descriptor: Ljava/util/concurrent/atomic/LongAdder;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final double alpha;
descriptor: D
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final double interval;
descriptor: D
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=4, locals=0, args_size=0
0: dconst_1
ldc -0.08333333333333333
invokestatic java.lang.Math.exp:(D)D
dsub
putstatic com.codahale.metrics.EWMA.M1_ALPHA:D
1: dconst_1
ldc -0.016666666666666666
invokestatic java.lang.Math.exp:(D)D
dsub
putstatic com.codahale.metrics.EWMA.M5_ALPHA:D
2: dconst_1
ldc -0.005555555555555555
invokestatic java.lang.Math.exp:(D)D
dsub
putstatic com.codahale.metrics.EWMA.M15_ALPHA:D
return
LocalVariableTable:
Start End Slot Name Signature
public static com.codahale.metrics.EWMA oneMinuteEWMA();
descriptor: ()Lcom/codahale/metrics/EWMA;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=7, locals=0, args_size=0
0: new com.codahale.metrics.EWMA
dup
getstatic com.codahale.metrics.EWMA.M1_ALPHA:D
ldc 5
getstatic java.util.concurrent.TimeUnit.SECONDS:Ljava/util/concurrent/TimeUnit;
invokespecial com.codahale.metrics.EWMA.<init>:(DJLjava/util/concurrent/TimeUnit;)V
areturn
LocalVariableTable:
Start End Slot Name Signature
public static com.codahale.metrics.EWMA fiveMinuteEWMA();
descriptor: ()Lcom/codahale/metrics/EWMA;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=7, locals=0, args_size=0
0: new com.codahale.metrics.EWMA
dup
getstatic com.codahale.metrics.EWMA.M5_ALPHA:D
ldc 5
getstatic java.util.concurrent.TimeUnit.SECONDS:Ljava/util/concurrent/TimeUnit;
invokespecial com.codahale.metrics.EWMA.<init>:(DJLjava/util/concurrent/TimeUnit;)V
areturn
LocalVariableTable:
Start End Slot Name Signature
public static com.codahale.metrics.EWMA fifteenMinuteEWMA();
descriptor: ()Lcom/codahale/metrics/EWMA;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=7, locals=0, args_size=0
0: new com.codahale.metrics.EWMA
dup
getstatic com.codahale.metrics.EWMA.M15_ALPHA:D
ldc 5
getstatic java.util.concurrent.TimeUnit.SECONDS:Ljava/util/concurrent/TimeUnit;
invokespecial com.codahale.metrics.EWMA.<init>:(DJLjava/util/concurrent/TimeUnit;)V
areturn
LocalVariableTable:
Start End Slot Name Signature
public void <init>(double, long, java.util.concurrent.TimeUnit);
descriptor: (DJLjava/util/concurrent/TimeUnit;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=6, args_size=4
start local 0 start local 1 start local 3 start local 5 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
iconst_0
putfield com.codahale.metrics.EWMA.initialized:Z
2: aload 0
dconst_0
putfield com.codahale.metrics.EWMA.rate:D
3: aload 0
new java.util.concurrent.atomic.LongAdder
dup
invokespecial java.util.concurrent.atomic.LongAdder.<init>:()V
putfield com.codahale.metrics.EWMA.uncounted:Ljava/util/concurrent/atomic/LongAdder;
4: aload 0
aload 5
lload 3
invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
l2d
putfield com.codahale.metrics.EWMA.interval:D
5: aload 0
dload 1
putfield com.codahale.metrics.EWMA.alpha:D
6: return
end local 5 end local 3 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lcom/codahale/metrics/EWMA;
0 7 1 alpha D
0 7 3 interval J
0 7 5 intervalUnit Ljava/util/concurrent/TimeUnit;
MethodParameters:
Name Flags
alpha
interval
intervalUnit
public void update(long);
descriptor: (J)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: aload 0
getfield com.codahale.metrics.EWMA.uncounted:Ljava/util/concurrent/atomic/LongAdder;
lload 1
invokevirtual java.util.concurrent.atomic.LongAdder.add:(J)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lcom/codahale/metrics/EWMA;
0 2 1 n J
MethodParameters:
Name Flags
n
public void tick();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=9, locals=7, args_size=1
start local 0 0: aload 0
getfield com.codahale.metrics.EWMA.uncounted:Ljava/util/concurrent/atomic/LongAdder;
invokevirtual java.util.concurrent.atomic.LongAdder.sumThenReset:()J
lstore 1
start local 1 1: lload 1
l2d
aload 0
getfield com.codahale.metrics.EWMA.interval:D
ddiv
dstore 3
start local 3 2: aload 0
getfield com.codahale.metrics.EWMA.initialized:Z
ifeq 6
3: aload 0
getfield com.codahale.metrics.EWMA.rate:D
dstore 5
start local 5 4: aload 0
dload 5
aload 0
getfield com.codahale.metrics.EWMA.alpha:D
dload 3
dload 5
dsub
dmul
dadd
putfield com.codahale.metrics.EWMA.rate:D
end local 5 5: goto 8
6: StackMap locals: long double
StackMap stack:
aload 0
dload 3
putfield com.codahale.metrics.EWMA.rate:D
7: aload 0
iconst_1
putfield com.codahale.metrics.EWMA.initialized:Z
8: StackMap locals:
StackMap stack:
return
end local 3 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Lcom/codahale/metrics/EWMA;
1 9 1 count J
2 9 3 instantRate D
4 5 5 oldRate D
public double getRate(java.util.concurrent.TimeUnit);
descriptor: (Ljava/util/concurrent/TimeUnit;)D
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield com.codahale.metrics.EWMA.rate:D
aload 1
lconst_1
invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
l2d
dmul
dreturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/codahale/metrics/EWMA;
0 1 1 rateUnit Ljava/util/concurrent/TimeUnit;
MethodParameters:
Name Flags
rateUnit
}
SourceFile: "EWMA.java"