http://www.dropwizard.io/2.0.18/dropwizard-bom/dropwizard-dependencies/dropwizard-parent/dropwizard-servlets: Dropwizard is a Java framework for developing ops-friendly, high-performance, RESTful web applications.
  • Coda Hale
  • Nick Telford
  • Graham O'Regan
  • Ryan Kennedy
  • Camille Fournier
  • Carlo Barbara
  • Matt Veitas
  • Ryan Tenney
  • Jochen Schalanda
  • Glenn McAllister
  • Nick Babcock
  • Justin Plock
  • Artem Prigoda 
public class io.dropwizard.servlets.tasks.LogConfigurationTask extends io.dropwizard.servlets.tasks.Task
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.dropwizard.servlets.tasks.LogConfigurationTask
  super_class: io.dropwizard.servlets.tasks.Task
{
  private final org.slf4j.ILoggerFactory loggerContext;
    descriptor: Lorg/slf4j/ILoggerFactory;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.concurrent.atomic.AtomicReference<java.util.Timer> timerReference;
    descriptor: Ljava/util/concurrent/atomic/AtomicReference;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/concurrent/atomic/AtomicReference<Ljava/util/Timer;>;

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
         0: .line 54
            aload 0 /* this */
            invokestatic org.slf4j.LoggerFactory.getILoggerFactory:()Lorg/slf4j/ILoggerFactory;
            invokespecial io.dropwizard.servlets.tasks.LogConfigurationTask.<init>:(Lorg/slf4j/ILoggerFactory;)V
         1: .line 55
            return
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;

  public void <init>(org.slf4j.ILoggerFactory);
    descriptor: (Lorg/slf4j/ILoggerFactory;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
        start local 1 // org.slf4j.ILoggerFactory loggerContext
         0: .line 65
            aload 0 /* this */
            ldc "log-level"
            invokespecial io.dropwizard.servlets.tasks.Task.<init>:(Ljava/lang/String;)V
         1: .line 48
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicReference
            dup
            invokespecial java.util.concurrent.atomic.AtomicReference.<init>:()V
            putfield io.dropwizard.servlets.tasks.LogConfigurationTask.timerReference:Ljava/util/concurrent/atomic/AtomicReference;
         2: .line 66
            aload 0 /* this */
            aload 1 /* loggerContext */
            putfield io.dropwizard.servlets.tasks.LogConfigurationTask.loggerContext:Lorg/slf4j/ILoggerFactory;
         3: .line 67
            return
        end local 1 // org.slf4j.ILoggerFactory loggerContext
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    4     0           this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;
            0    4     1  loggerContext  Lorg/slf4j/ILoggerFactory;
    MethodParameters:
               Name  Flags
      loggerContext  

  public void execute(java.util.Map<java.lang.String, java.util.List<java.lang.String>>, java.io.PrintWriter);
    descriptor: (Ljava/util/Map;Ljava/io/PrintWriter;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=12, args_size=3
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
        start local 1 // java.util.Map parameters
        start local 2 // java.io.PrintWriter output
         0: .line 71
            aload 0 /* this */
            aload 1 /* parameters */
            invokevirtual io.dropwizard.servlets.tasks.LogConfigurationTask.getLoggerNames:(Ljava/util/Map;)Ljava/util/List;
            astore 3 /* loggerNames */
        start local 3 // java.util.List loggerNames
         1: .line 72
            aload 0 /* this */
            aload 1 /* parameters */
            invokevirtual io.dropwizard.servlets.tasks.LogConfigurationTask.getLoggerLevel:(Ljava/util/Map;)Lch/qos/logback/classic/Level;
            astore 4 /* loggerLevel */
        start local 4 // ch.qos.logback.classic.Level loggerLevel
         2: .line 73
            aload 0 /* this */
            aload 1 /* parameters */
            invokevirtual io.dropwizard.servlets.tasks.LogConfigurationTask.getDuration:(Ljava/util/Map;)Ljava/time/Duration;
            astore 5 /* duration */
        start local 5 // java.time.Duration duration
         3: .line 75
            aload 3 /* loggerNames */
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 7
            goto 16
      StackMap locals: io.dropwizard.servlets.tasks.LogConfigurationTask java.util.Map java.io.PrintWriter java.util.List ch.qos.logback.classic.Level java.time.Duration top java.util.Iterator
      StackMap stack:
         4: aload 7
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            astore 6 /* loggerName */
        start local 6 // java.lang.String loggerName
         5: .line 76
            aload 0 /* this */
            getfield io.dropwizard.servlets.tasks.LogConfigurationTask.loggerContext:Lorg/slf4j/ILoggerFactory;
            checkcast ch.qos.logback.classic.LoggerContext
            aload 6 /* loggerName */
            invokevirtual ch.qos.logback.classic.LoggerContext.getLogger:(Ljava/lang/String;)Lch/qos/logback/classic/Logger;
            astore 8 /* logger */
        start local 8 // ch.qos.logback.classic.Logger logger
         6: .line 78
            ldc "Configured logging level for %s to %s"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
            aload 6 /* loggerName */
            aastore
            dup
            iconst_1
            aload 4 /* loggerLevel */
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            astore 9 /* message */
        start local 9 // java.lang.String message
         7: .line 80
            aload 4 /* loggerLevel */
            ifnull 13
            aload 5 /* duration */
            ifnull 13
         8: .line 81
            aload 5 /* duration */
            invokevirtual java.time.Duration.toMillis:()J
            lstore 10 /* millis */
        start local 10 // long millis
         9: .line 82
            aload 0 /* this */
            invokevirtual io.dropwizard.servlets.tasks.LogConfigurationTask.getTimer:()Ljava/util/Timer;
            new io.dropwizard.servlets.tasks.LogConfigurationTask$1
            dup
            aload 0 /* this */
            aload 8 /* logger */
            invokespecial io.dropwizard.servlets.tasks.LogConfigurationTask$1.<init>:(Lio/dropwizard/servlets/tasks/LogConfigurationTask;Lch/qos/logback/classic/Logger;)V
        10: .line 87
            lload 10 /* millis */
        11: .line 82
            invokevirtual java.util.Timer.schedule:(Ljava/util/TimerTask;J)V
        12: .line 89
            new java.lang.StringBuilder
            dup
            aload 9 /* message */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " for %s milliseconds"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            lload 10 /* millis */
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 9 /* message */
        end local 10 // long millis
        13: .line 92
      StackMap locals: io.dropwizard.servlets.tasks.LogConfigurationTask java.util.Map java.io.PrintWriter java.util.List ch.qos.logback.classic.Level java.time.Duration java.lang.String java.util.Iterator ch.qos.logback.classic.Logger java.lang.String
      StackMap stack:
            aload 8 /* logger */
            aload 4 /* loggerLevel */
            invokevirtual ch.qos.logback.classic.Logger.setLevel:(Lch/qos/logback/classic/Level;)V
        14: .line 93
            aload 2 /* output */
            aload 9 /* message */
            invokevirtual java.io.PrintWriter.println:(Ljava/lang/String;)V
        15: .line 94
            aload 2 /* output */
            invokevirtual java.io.PrintWriter.flush:()V
        end local 9 // java.lang.String message
        end local 8 // ch.qos.logback.classic.Logger logger
        end local 6 // java.lang.String loggerName
        16: .line 75
      StackMap locals: io.dropwizard.servlets.tasks.LogConfigurationTask java.util.Map java.io.PrintWriter java.util.List ch.qos.logback.classic.Level java.time.Duration top java.util.Iterator
      StackMap stack:
            aload 7
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 4
        17: .line 96
            return
        end local 5 // java.time.Duration duration
        end local 4 // ch.qos.logback.classic.Level loggerLevel
        end local 3 // java.util.List loggerNames
        end local 2 // java.io.PrintWriter output
        end local 1 // java.util.Map parameters
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   18     0         this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;
            0   18     1   parameters  Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;
            0   18     2       output  Ljava/io/PrintWriter;
            1   18     3  loggerNames  Ljava/util/List<Ljava/lang/String;>;
            2   18     4  loggerLevel  Lch/qos/logback/classic/Level;
            3   18     5     duration  Ljava/time/Duration;
            5   16     6   loggerName  Ljava/lang/String;
            6   16     8       logger  Lch/qos/logback/classic/Logger;
            7   16     9      message  Ljava/lang/String;
            9   13    10       millis  J
    Exceptions:
      throws java.lang.Exception
    Signature: (Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;Ljava/io/PrintWriter;)V
    MethodParameters:
            Name  Flags
      parameters  
      output      

  private java.util.List<java.lang.String> getLoggerNames(java.util.Map<java.lang.String, java.util.List<java.lang.String>>);
    descriptor: (Ljava/util/Map;)Ljava/util/List;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
        start local 1 // java.util.Map parameters
         0: .line 99
            aload 1 /* parameters */
            ldc "logger"
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            invokeinterface java.util.Map.getOrDefault:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.List
            areturn
        end local 1 // java.util.Map parameters
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;
            0    1     1  parameters  Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;
    Signature: (Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;)Ljava/util/List<Ljava/lang/String;>;
    MethodParameters:
            Name  Flags
      parameters  

  private ch.qos.logback.classic.Level getLoggerLevel(java.util.Map<java.lang.String, java.util.List<java.lang.String>>);
    descriptor: (Ljava/util/Map;)Lch/qos/logback/classic/Level;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
        start local 1 // java.util.Map parameters
         0: .line 104
            aload 1 /* parameters */
            ldc "level"
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            invokeinterface java.util.Map.getOrDefault:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.List
            astore 2 /* loggerLevels */
        start local 2 // java.util.List loggerLevels
         1: .line 105
            aload 2 /* loggerLevels */
            invokeinterface java.util.List.isEmpty:()Z
            ifeq 2
            aconst_null
            goto 3
      StackMap locals: java.util.List
      StackMap stack:
         2: aload 2 /* loggerLevels */
            iconst_0
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast java.lang.String
            invokestatic ch.qos.logback.classic.Level.valueOf:(Ljava/lang/String;)Lch/qos/logback/classic/Level;
      StackMap locals:
      StackMap stack: ch.qos.logback.classic.Level
         3: areturn
        end local 2 // java.util.List loggerLevels
        end local 1 // java.util.Map parameters
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    4     0          this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;
            0    4     1    parameters  Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;
            1    4     2  loggerLevels  Ljava/util/List<Ljava/lang/String;>;
    Signature: (Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;)Lch/qos/logback/classic/Level;
    RuntimeVisibleAnnotations: 
      javax.annotation.Nullable()
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        javax.annotation.Nullable()
    MethodParameters:
            Name  Flags
      parameters  

  private java.time.Duration getDuration(java.util.Map<java.lang.String, java.util.List<java.lang.String>>);
    descriptor: (Ljava/util/Map;)Ljava/time/Duration;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
        start local 1 // java.util.Map parameters
         0: .line 110
            aload 1 /* parameters */
            ldc "duration"
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            invokeinterface java.util.Map.getOrDefault:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.List
            astore 2 /* durations */
        start local 2 // java.util.List durations
         1: .line 111
            aload 2 /* durations */
            invokeinterface java.util.List.isEmpty:()Z
            ifeq 2
            aconst_null
            goto 3
      StackMap locals: java.util.List
      StackMap stack:
         2: aload 2 /* durations */
            iconst_0
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast java.lang.CharSequence
            invokestatic java.time.Duration.parse:(Ljava/lang/CharSequence;)Ljava/time/Duration;
      StackMap locals:
      StackMap stack: java.time.Duration
         3: areturn
        end local 2 // java.util.List durations
        end local 1 // java.util.Map parameters
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    4     0        this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;
            0    4     1  parameters  Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;
            1    4     2   durations  Ljava/util/List<Ljava/lang/String;>;
    Signature: (Ljava/util/Map<Ljava/lang/String;Ljava/util/List<Ljava/lang/String;>;>;)Ljava/time/Duration;
    RuntimeVisibleAnnotations: 
      javax.annotation.Nullable()
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        javax.annotation.Nullable()
    MethodParameters:
            Name  Flags
      parameters  

  private java.util.Timer getTimer();
    descriptor: ()Ljava/util/Timer;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
         0: .line 119
            aload 0 /* this */
            getfield io.dropwizard.servlets.tasks.LogConfigurationTask.timerReference:Ljava/util/concurrent/atomic/AtomicReference;
            invokedynamic apply()Ljava/util/function/UnaryOperator;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;)Ljava/lang/Object;
                  io/dropwizard/servlets/tasks/LogConfigurationTask.lambda$0(Ljava/util/Timer;)Ljava/util/Timer; (6)
                  (Ljava/util/Timer;)Ljava/util/Timer;
            invokevirtual java.util.concurrent.atomic.AtomicReference.updateAndGet:(Ljava/util/function/UnaryOperator;)Ljava/lang/Object;
            checkcast java.util.Timer
            areturn
        end local 0 // io.dropwizard.servlets.tasks.LogConfigurationTask this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/dropwizard/servlets/tasks/LogConfigurationTask;
    RuntimeVisibleAnnotations: 
      javax.annotation.Nonnull()
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        javax.annotation.Nonnull()

  private static java.util.Timer lambda$0(java.util.Timer);
    descriptor: (Ljava/util/Timer;)Ljava/util/Timer;
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.util.Timer timer
         0: .line 119
            aload 0 /* timer */
            ifnonnull 1
            new java.util.Timer
            dup
            ldc Lio/dropwizard/servlets/tasks/LogConfigurationTask;
            invokevirtual java.lang.Class.getSimpleName:()Ljava/lang/String;
            iconst_1
            invokespecial java.util.Timer.<init>:(Ljava/lang/String;Z)V
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* timer */
      StackMap locals:
      StackMap stack: java.util.Timer
         2: areturn
        end local 0 // java.util.Timer timer
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0  timer  Ljava/util/Timer;
}
SourceFile: "LogConfigurationTask.java"
NestMembers:
  io.dropwizard.servlets.tasks.LogConfigurationTask$1
InnerClasses:
  io.dropwizard.servlets.tasks.LogConfigurationTask$1
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles