https://spring.io/projects/spring-boot: Spring Boot (Pivotal Software, Inc.) 
public final class org.springframework.boot.system.JavaVersion extends java.lang.Enum<org.springframework.boot.system.JavaVersion>
  minor version: 0
  major version: 59
  flags: flags: (0x4031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER, ACC_ANNOTATION
  this_class: org.springframework.boot.system.JavaVersion
  super_class: java.lang.Enum
{
  public static final org.springframework.boot.system.JavaVersion EIGHT;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion NINE;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion TEN;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion ELEVEN;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion TWELVE;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion THIRTEEN;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion FOURTEEN;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  public static final org.springframework.boot.system.JavaVersion FIFTEEN;
    descriptor: Lorg/springframework/boot/system/JavaVersion;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  private final java.lang.String name;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean available;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private static final org.springframework.boot.system.JavaVersion[] ENUM$VALUES;
    descriptor: [Lorg/springframework/boot/system/JavaVersion;
    flags: (0x101a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=7, locals=0, args_size=0
         0: .line 36
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "EIGHT"
            iconst_0
         1: .line 39
            ldc "1.8"
            ldc Ljava/util/Optional;
            ldc "empty"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.EIGHT:Lorg/springframework/boot/system/JavaVersion;
         2: .line 41
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "NINE"
            iconst_1
         3: .line 44
            ldc "9"
            ldc Ljava/util/Optional;
            ldc "stream"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.NINE:Lorg/springframework/boot/system/JavaVersion;
         4: .line 46
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "TEN"
            iconst_2
         5: .line 49
            ldc "10"
            ldc Ljava/util/Optional;
            ldc "orElseThrow"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.TEN:Lorg/springframework/boot/system/JavaVersion;
         6: .line 51
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "ELEVEN"
            iconst_3
         7: .line 54
            ldc "11"
            ldc Ljava/lang/String;
            ldc "strip"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.ELEVEN:Lorg/springframework/boot/system/JavaVersion;
         8: .line 56
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "TWELVE"
            iconst_4
         9: .line 59
            ldc "12"
            ldc Ljava/lang/String;
            ldc "describeConstable"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.TWELVE:Lorg/springframework/boot/system/JavaVersion;
        10: .line 61
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "THIRTEEN"
            iconst_5
        11: .line 64
            ldc "13"
            ldc Ljava/lang/String;
            ldc "stripIndent"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.THIRTEEN:Lorg/springframework/boot/system/JavaVersion;
        12: .line 66
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "FOURTEEN"
            bipush 6
        13: .line 69
            ldc "14"
            ldc Ljava/lang/invoke/MethodHandles$Lookup;
            ldc "hasFullPrivilegeAccess"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.FOURTEEN:Lorg/springframework/boot/system/JavaVersion;
        14: .line 71
            new org.springframework.boot.system.JavaVersion
            dup
            ldc "FIFTEEN"
            bipush 7
        15: .line 74
            ldc "15"
            ldc Ljava/lang/CharSequence;
            ldc "isEmpty"
            invokespecial org.springframework.boot.system.JavaVersion.<init>:(Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
            putstatic org.springframework.boot.system.JavaVersion.FIFTEEN:Lorg/springframework/boot/system/JavaVersion;
        16: .line 34
            bipush 8
            anewarray org.springframework.boot.system.JavaVersion
            dup
            iconst_0
            getstatic org.springframework.boot.system.JavaVersion.EIGHT:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            iconst_1
            getstatic org.springframework.boot.system.JavaVersion.NINE:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            iconst_2
            getstatic org.springframework.boot.system.JavaVersion.TEN:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            iconst_3
            getstatic org.springframework.boot.system.JavaVersion.ELEVEN:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            iconst_4
            getstatic org.springframework.boot.system.JavaVersion.TWELVE:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            iconst_5
            getstatic org.springframework.boot.system.JavaVersion.THIRTEEN:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            bipush 6
            getstatic org.springframework.boot.system.JavaVersion.FOURTEEN:Lorg/springframework/boot/system/JavaVersion;
            aastore
            dup
            bipush 7
            getstatic org.springframework.boot.system.JavaVersion.FIFTEEN:Lorg/springframework/boot/system/JavaVersion;
            aastore
            putstatic org.springframework.boot.system.JavaVersion.ENUM$VALUES:[Lorg/springframework/boot/system/JavaVersion;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>(java.lang.String, java.lang.Class<?>, java.lang.String);
    descriptor: (Ljava/lang/String;ILjava/lang/String;Ljava/lang/Class;Ljava/lang/String;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=6, args_size=6
        start local 0 // org.springframework.boot.system.JavaVersion this
        start local 3 // java.lang.String name
        start local 4 // java.lang.Class clazz
        start local 5 // java.lang.String methodName
         0: .line 80
            aload 0 /* this */
            aload 1
            iload 2
            invokespecial java.lang.Enum.<init>:(Ljava/lang/String;I)V
         1: .line 81
            aload 0 /* this */
            aload 3 /* name */
            putfield org.springframework.boot.system.JavaVersion.name:Ljava/lang/String;
         2: .line 82
            aload 0 /* this */
            aload 4 /* clazz */
            aload 5 /* methodName */
            iconst_0
            anewarray java.lang.Class
            invokestatic org.springframework.util.ClassUtils.hasMethod:(Ljava/lang/Class;Ljava/lang/String;[Ljava/lang/Class;)Z
            putfield org.springframework.boot.system.JavaVersion.available:Z
         3: .line 83
            return
        end local 5 // java.lang.String methodName
        end local 4 // java.lang.Class clazz
        end local 3 // java.lang.String name
        end local 0 // org.springframework.boot.system.JavaVersion this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    4     0        this  Lorg/springframework/boot/system/JavaVersion;
            0    4     3        name  Ljava/lang/String;
            0    4     4       clazz  Ljava/lang/Class<*>;
            0    4     5  methodName  Ljava/lang/String;
    Signature: (Ljava/lang/String;Ljava/lang/Class<*>;Ljava/lang/String;)V
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  
      name           
      clazz          
      methodName     

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.springframework.boot.system.JavaVersion this
         0: .line 87
            aload 0 /* this */
            getfield org.springframework.boot.system.JavaVersion.name:Ljava/lang/String;
            areturn
        end local 0 // org.springframework.boot.system.JavaVersion this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/boot/system/JavaVersion;

  public static org.springframework.boot.system.JavaVersion getJavaVersion();
    descriptor: ()Lorg/springframework/boot/system/JavaVersion;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=3, args_size=0
         0: .line 95
            invokestatic org.springframework.boot.system.JavaVersion.values:()[Lorg/springframework/boot/system/JavaVersion;
            invokestatic java.util.Arrays.asList:([Ljava/lang/Object;)Ljava/util/List;
            astore 0 /* candidates */
        start local 0 // java.util.List candidates
         1: .line 96
            aload 0 /* candidates */
            invokestatic java.util.Collections.reverse:(Ljava/util/List;)V
         2: .line 97
            aload 0 /* candidates */
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 2
            goto 6
      StackMap locals: java.util.List top java.util.Iterator
      StackMap stack:
         3: aload 2
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.springframework.boot.system.JavaVersion
            astore 1 /* candidate */
        start local 1 // org.springframework.boot.system.JavaVersion candidate
         4: .line 98
            aload 1 /* candidate */
            getfield org.springframework.boot.system.JavaVersion.available:Z
            ifeq 6
         5: .line 99
            aload 1 /* candidate */
            areturn
        end local 1 // org.springframework.boot.system.JavaVersion candidate
         6: .line 97
      StackMap locals:
      StackMap stack:
            aload 2
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 3
         7: .line 102
            getstatic org.springframework.boot.system.JavaVersion.EIGHT:Lorg/springframework/boot/system/JavaVersion;
            areturn
        end local 0 // java.util.List candidates
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            1    8     0  candidates  Ljava/util/List<Lorg/springframework/boot/system/JavaVersion;>;
            4    6     1   candidate  Lorg/springframework/boot/system/JavaVersion;

  public boolean isEqualOrNewerThan(org.springframework.boot.system.JavaVersion);
    descriptor: (Lorg/springframework/boot/system/JavaVersion;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.springframework.boot.system.JavaVersion this
        start local 1 // org.springframework.boot.system.JavaVersion version
         0: .line 111
            aload 0 /* this */
            aload 1 /* version */
            invokevirtual org.springframework.boot.system.JavaVersion.compareTo:(Ljava/lang/Enum;)I
            iflt 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // org.springframework.boot.system.JavaVersion version
        end local 0 // org.springframework.boot.system.JavaVersion this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lorg/springframework/boot/system/JavaVersion;
            0    2     1  version  Lorg/springframework/boot/system/JavaVersion;
    MethodParameters:
         Name  Flags
      version  

  public boolean isOlderThan(org.springframework.boot.system.JavaVersion);
    descriptor: (Lorg/springframework/boot/system/JavaVersion;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.springframework.boot.system.JavaVersion this
        start local 1 // org.springframework.boot.system.JavaVersion version
         0: .line 120
            aload 0 /* this */
            aload 1 /* version */
            invokevirtual org.springframework.boot.system.JavaVersion.compareTo:(Ljava/lang/Enum;)I
            ifge 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // org.springframework.boot.system.JavaVersion version
        end local 0 // org.springframework.boot.system.JavaVersion this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lorg/springframework/boot/system/JavaVersion;
            0    2     1  version  Lorg/springframework/boot/system/JavaVersion;
    MethodParameters:
         Name  Flags
      version  

  public static org.springframework.boot.system.JavaVersion[] values();
    descriptor: ()[Lorg/springframework/boot/system/JavaVersion;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=0
         0: .line 1
            getstatic org.springframework.boot.system.JavaVersion.ENUM$VALUES:[Lorg/springframework/boot/system/JavaVersion;
            dup
            astore 0
            iconst_0
            aload 0
            arraylength
            dup
            istore 1
            anewarray org.springframework.boot.system.JavaVersion
            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 org.springframework.boot.system.JavaVersion valueOf(java.lang.String);
    descriptor: (Ljava/lang/String;)Lorg/springframework/boot/system/JavaVersion;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
         0: .line 1
            ldc Lorg/springframework/boot/system/JavaVersion;
            aload 0
            invokestatic java.lang.Enum.valueOf:(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/Enum;
            checkcast org.springframework.boot.system.JavaVersion
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
      Name  Flags
      name  
}
Signature: Ljava/lang/Enum<Lorg/springframework/boot/system/JavaVersion;>;
SourceFile: "JavaVersion.java"
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles