http://metrics.dropwizard.io/metrics-healthchecks: An addition to Metrics which provides the ability to run application-specific health checks, allowing you to check your application's heath in production.
  • Coda Hale
  • Ryan Tenney
  • Artem Prigoda 
public interface com.codahale.metrics.health.HealthCheckFilter
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.codahale.metrics.health.HealthCheckFilter
  super_class: java.lang.Object
{
  public static final com.codahale.metrics.health.HealthCheckFilter ALL;
    descriptor: Lcom/codahale/metrics/health/HealthCheckFilter;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 11
            invokedynamic matches()Lcom/codahale/metrics/health/HealthCheckFilter;
              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/String;Lcom/codahale/metrics/health/HealthCheck;)Z
                  com/codahale/metrics/health/HealthCheckFilter.lambda$0(Ljava/lang/String;Lcom/codahale/metrics/health/HealthCheck;)Z (6 itf)
                  (Ljava/lang/String;Lcom/codahale/metrics/health/HealthCheck;)Z
            putstatic com.codahale.metrics.health.HealthCheckFilter.ALL:Lcom/codahale/metrics/health/HealthCheckFilter;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public abstract boolean matches(java.lang.String, com.codahale.metrics.health.HealthCheck);
    descriptor: (Ljava/lang/String;Lcom/codahale/metrics/health/HealthCheck;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
             Name  Flags
      name         
      healthCheck  

  private static boolean lambda$0(java.lang.String, com.codahale.metrics.health.HealthCheck);
    descriptor: (Ljava/lang/String;Lcom/codahale/metrics/health/HealthCheck;)Z
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // java.lang.String name
        start local 1 // com.codahale.metrics.health.HealthCheck healthCheck
         0: .line 11
            iconst_1
            ireturn
        end local 1 // com.codahale.metrics.health.HealthCheck healthCheck
        end local 0 // java.lang.String name
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         name  Ljava/lang/String;
            0    1     1  healthCheck  Lcom/codahale/metrics/health/HealthCheck;
}
SourceFile: "HealthCheckFilter.java"
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles
    RuntimeVisibleAnnotations: 
      java.lang.FunctionalInterface()