https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more. 
class com.google.common.collect.Multimaps$UnmodifiableSetMultimap<K, V> extends com.google.common.collect.Multimaps$UnmodifiableMultimap<K, V> implements com.google.common.collect.SetMultimap<K, V>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.google.common.collect.Multimaps$UnmodifiableSetMultimap
  super_class: com.google.common.collect.Multimaps$UnmodifiableMultimap
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 0

  void <init>(com.google.common.collect.SetMultimap<K, V>);
    descriptor: (Lcom/google/common/collect/SetMultimap;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
        start local 1 // com.google.common.collect.SetMultimap delegate
         0: .line 798
            aload 0 /* this */
            aload 1 /* delegate */
            invokespecial com.google.common.collect.Multimaps$UnmodifiableMultimap.<init>:(Lcom/google/common/collect/Multimap;)V
         1: .line 799
            return
        end local 1 // com.google.common.collect.SetMultimap delegate
        end local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lcom/google/common/collect/Multimaps$UnmodifiableSetMultimap<TK;TV;>;
            0    2     1  delegate  Lcom/google/common/collect/SetMultimap<TK;TV;>;
    Signature: (Lcom/google/common/collect/SetMultimap<TK;TV;>;)V
    MethodParameters:
          Name  Flags
      delegate  

  public com.google.common.collect.SetMultimap<K, V> delegate();
    descriptor: ()Lcom/google/common/collect/SetMultimap;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
         0: .line 803
            aload 0 /* this */
            invokespecial com.google.common.collect.Multimaps$UnmodifiableMultimap.delegate:()Lcom/google/common/collect/Multimap;
            checkcast com.google.common.collect.SetMultimap
            areturn
        end local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/Multimaps$UnmodifiableSetMultimap<TK;TV;>;
    Signature: ()Lcom/google/common/collect/SetMultimap<TK;TV;>;

  public java.util.Set<V> get(K);
    descriptor: (Ljava/lang/Object;)Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
        start local 1 // java.lang.Object key
         0: .line 812
            aload 0 /* this */
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.delegate:()Lcom/google/common/collect/SetMultimap;
            aload 1 /* key */
            invokeinterface com.google.common.collect.SetMultimap.get:(Ljava/lang/Object;)Ljava/util/Set;
            invokestatic java.util.Collections.unmodifiableSet:(Ljava/util/Set;)Ljava/util/Set;
            areturn
        end local 1 // java.lang.Object key
        end local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/Multimaps$UnmodifiableSetMultimap<TK;TV;>;
            0    1     1   key  TK;
    Signature: (TK;)Ljava/util/Set<TV;>;
    MethodParameters:
      Name  Flags
      key   

  public java.util.Set<java.util.Map$Entry<K, V>> entries();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
         0: .line 817
            aload 0 /* this */
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.delegate:()Lcom/google/common/collect/SetMultimap;
            invokeinterface com.google.common.collect.SetMultimap.entries:()Ljava/util/Set;
            invokestatic com.google.common.collect.Maps.unmodifiableEntrySet:(Ljava/util/Set;)Ljava/util/Set;
            areturn
        end local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/Multimaps$UnmodifiableSetMultimap<TK;TV;>;
    Signature: ()Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;

  public java.util.Set<V> removeAll();
    descriptor: (Ljava/lang/Object;)Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
        start local 1 // java.lang.Object key
         0: .line 822
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // java.lang.Object key
        end local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/Multimaps$UnmodifiableSetMultimap<TK;TV;>;
            0    1     1   key  Ljava/lang/Object;
    Signature: (Ljava/lang/Object;)Ljava/util/Set<TV;>;
    MethodParameters:
      Name  Flags
      key   

  public java.util.Set<V> replaceValues(K, java.lang.Iterable<? extends V>);
    descriptor: (Ljava/lang/Object;Ljava/lang/Iterable;)Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Iterable values
         0: .line 827
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.lang.Iterable values
        end local 1 // java.lang.Object key
        end local 0 // com.google.common.collect.Multimaps$UnmodifiableSetMultimap this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/common/collect/Multimaps$UnmodifiableSetMultimap<TK;TV;>;
            0    1     1     key  TK;
            0    1     2  values  Ljava/lang/Iterable<+TV;>;
    Signature: (TK;Ljava/lang/Iterable<+TV;>;)Ljava/util/Set<TV;>;
    MethodParameters:
        Name  Flags
      key     
      values  

  public java.util.Collection entries();
    descriptor: ()Ljava/util/Collection;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.entries:()Ljava/util/Set;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public java.util.Collection removeAll(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/util/Collection;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.removeAll:(Ljava/lang/Object;)Ljava/util/Set;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public com.google.common.collect.Multimap delegate();
    descriptor: ()Lcom/google/common/collect/Multimap;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.delegate:()Lcom/google/common/collect/SetMultimap;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public java.lang.Object delegate();
    descriptor: ()Ljava/lang/Object;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.delegate:()Lcom/google/common/collect/SetMultimap;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public java.util.Collection get(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/util/Collection;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            checkcast java.lang.Object
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.get:(Ljava/lang/Object;)Ljava/util/Set;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public java.util.Collection replaceValues(java.lang.Object, java.lang.Iterable);
    descriptor: (Ljava/lang/Object;Ljava/lang/Iterable;)Ljava/util/Collection;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            checkcast java.lang.Object
            aload 2
            checkcast java.lang.Iterable
            invokevirtual com.google.common.collect.Multimaps$UnmodifiableSetMultimap.replaceValues:(Ljava/lang/Object;Ljava/lang/Iterable;)Ljava/util/Set;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: <K:Ljava/lang/Object;V:Ljava/lang/Object;>Lcom/google/common/collect/Multimaps$UnmodifiableMultimap<TK;TV;>;Lcom/google/common/collect/SetMultimap<TK;TV;>;
SourceFile: "Multimaps.java"
NestHost: com.google.common.collect.Multimaps
InnerClasses:
  private UnmodifiableMultimap = com.google.common.collect.Multimaps$UnmodifiableMultimap of com.google.common.collect.Multimaps
  private UnmodifiableSetMultimap = com.google.common.collect.Multimaps$UnmodifiableSetMultimap of com.google.common.collect.Multimaps
  public abstract Entry = java.util.Map$Entry of java.util.Map