https://github.com/datastax/java-driver/java-driver-core: A driver for Apache Cassandra(R) 2.1+ that works exclusively with the Cassandra Query Language version 3 (CQL3) and Cassandra's native protocol versions 3 and above.
  • Various (DataStax) 
final class com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type extends java.lang.Enum<com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type>
  minor version: 0
  major version: 59
  flags: flags: (0x4030) ACC_FINAL, ACC_SUPER, ACC_ANNOTATION
  this_class: com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
  super_class: java.lang.Enum
{
  public static final com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type ADD;
    descriptor: Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type UP;
    descriptor: Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type DOWN;
    descriptor: Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type REMOVE;
    descriptor: Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  final java.util.function.BiConsumer<com.datastax.oss.driver.api.core.metadata.NodeStateListener, com.datastax.oss.driver.api.core.metadata.Node> listenerMethod;
    descriptor: Ljava/util/function/BiConsumer;
    flags: (0x0010) ACC_FINAL
    Signature: Ljava/util/function/BiConsumer<Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;>;

  private static final com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type[] ENUM$VALUES;
    descriptor: [Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x101a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=5, locals=0, args_size=0
         0: .line 167
            new com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            dup
            ldc "ADD"
            iconst_0
            invokedynamic accept()Ljava/util/function/BiConsumer;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;Ljava/lang/Object;)V
                  com/datastax/oss/driver/api/core/metadata/NodeStateListener.onAdd(Lcom/datastax/oss/driver/api/core/metadata/Node;)V (9 itf)
                  (Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;)V
            invokespecial com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.<init>:(Ljava/lang/String;ILjava/util/function/BiConsumer;)V
            putstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.ADD:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
         1: .line 168
            new com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            dup
            ldc "UP"
            iconst_1
            invokedynamic accept()Ljava/util/function/BiConsumer;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$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;)V
                  com/datastax/oss/driver/api/core/metadata/NodeStateListener.onUp(Lcom/datastax/oss/driver/api/core/metadata/Node;)V (9 itf)
                  (Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;)V
            invokespecial com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.<init>:(Ljava/lang/String;ILjava/util/function/BiConsumer;)V
            putstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.UP:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
         2: .line 169
            new com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            dup
            ldc "DOWN"
            iconst_2
            invokedynamic accept()Ljava/util/function/BiConsumer;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;Ljava/lang/Object;)V
                  com/datastax/oss/driver/api/core/metadata/NodeStateListener.onDown(Lcom/datastax/oss/driver/api/core/metadata/Node;)V (9 itf)
                  (Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;)V
            invokespecial com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.<init>:(Ljava/lang/String;ILjava/util/function/BiConsumer;)V
            putstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.DOWN:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
         3: .line 170
            new com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            dup
            ldc "REMOVE"
            iconst_3
            invokedynamic accept()Ljava/util/function/BiConsumer;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$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;)V
                  com/datastax/oss/driver/api/core/metadata/NodeStateListener.onRemove(Lcom/datastax/oss/driver/api/core/metadata/Node;)V (9 itf)
                  (Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;)V
            invokespecial com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.<init>:(Ljava/lang/String;ILjava/util/function/BiConsumer;)V
            putstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.REMOVE:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
         4: .line 166
            iconst_4
            anewarray com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            dup
            iconst_0
            getstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.ADD:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            aastore
            dup
            iconst_1
            getstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.UP:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            aastore
            dup
            iconst_2
            getstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.DOWN:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            aastore
            dup
            iconst_3
            getstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.REMOVE:Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            aastore
            putstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.ENUM$VALUES:[Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>(java.util.function.BiConsumer<com.datastax.oss.driver.api.core.metadata.NodeStateListener, com.datastax.oss.driver.api.core.metadata.Node>);
    descriptor: (Ljava/lang/String;ILjava/util/function/BiConsumer;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type this
        start local 3 // java.util.function.BiConsumer listenerMethod
         0: .line 176
            aload 0 /* this */
            aload 1
            iload 2
            invokespecial java.lang.Enum.<init>:(Ljava/lang/String;I)V
         1: .line 177
            aload 0 /* this */
            aload 3 /* listenerMethod */
            putfield com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.listenerMethod:Ljava/util/function/BiConsumer;
         2: .line 178
            return
        end local 3 // java.util.function.BiConsumer listenerMethod
        end local 0 // com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    3     0            this  Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            0    3     3  listenerMethod  Ljava/util/function/BiConsumer<Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;>;
    Signature: (Ljava/util/function/BiConsumer<Lcom/datastax/oss/driver/api/core/metadata/NodeStateListener;Lcom/datastax/oss/driver/api/core/metadata/Node;>;)V
    MethodParameters:
                Name  Flags
      $enum$name      
      $enum$ordinal   
      listenerMethod  

  public static com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type[] values();
    descriptor: ()[Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=0
         0: .line 1
            getstatic com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type.ENUM$VALUES:[Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            dup
            astore 0
            iconst_0
            aload 0
            arraylength
            dup
            istore 1
            anewarray com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            dup
            astore 2
            iconst_0
            iload 1
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
            aload 2
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type valueOf(java.lang.String);
    descriptor: (Ljava/lang/String;)Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
         0: .line 1
            ldc Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;
            aload 0
            invokestatic java.lang.Enum.valueOf:(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/Enum;
            checkcast com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
      Name  Flags
      name  
}
Signature: Ljava/lang/Enum<Lcom/datastax/oss/driver/api/core/metadata/SafeInitNodeStateListener$InitEvent$Type;>;
SourceFile: "SafeInitNodeStateListener.java"
NestHost: com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener
InnerClasses:
  private InitEvent = com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent of com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener
  final Type = com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent$Type of com.datastax.oss.driver.api.core.metadata.SafeInitNodeStateListener$InitEvent
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles