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. 
public abstract class com.google.common.collect.ForwardingCollection<E> extends com.google.common.collect.ForwardingObject implements java.util.Collection<E>
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: com.google.common.collect.ForwardingCollection
  super_class: com.google.common.collect.ForwardingObject
{
  protected void <init>();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 53
            aload 0 /* this */
            invokespecial com.google.common.collect.ForwardingObject.<init>:()V
            return
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  protected abstract java.util.Collection<E> delegate();
    descriptor: ()Ljava/util/Collection;
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    Signature: ()Ljava/util/Collection<TE;>;

  public java.util.Iterator<E> iterator();
    descriptor: ()Ljava/util/Iterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 60
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            areturn
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;
    Signature: ()Ljava/util/Iterator<TE;>;

  public int size();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 65
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            invokeinterface java.util.Collection.size:()I
            ireturn
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  public boolean removeAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 71
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* collection */
            invokeinterface java.util.Collection.removeAll:(Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
            Name  Flags
      collection  

  public boolean isEmpty();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 76
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            invokeinterface java.util.Collection.isEmpty:()Z
            ireturn
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  public boolean contains(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object object
         0: .line 81
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* object */
            invokeinterface java.util.Collection.contains:(Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object object
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  object  Ljava/lang/Object;
    MethodParameters:
        Name  Flags
      object  

  public boolean add();
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object element
         0: .line 87
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* element */
            invokeinterface java.util.Collection.add:(Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object element
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  element  TE;
    Signature: (TE;)Z
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
         Name  Flags
      element  

  public boolean remove(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object object
         0: .line 93
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* object */
            invokeinterface java.util.Collection.remove:(Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object object
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  object  Ljava/lang/Object;
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
        Name  Flags
      object  

  public boolean containsAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 98
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* collection */
            invokeinterface java.util.Collection.containsAll:(Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
            Name  Flags
      collection  

  public boolean addAll(java.util.Collection<? extends E>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 104
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* collection */
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<+TE;>;
    Signature: (Ljava/util/Collection<+TE;>;)Z
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
            Name  Flags
      collection  

  public boolean retainAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 110
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* collection */
            invokeinterface java.util.Collection.retainAll:(Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
            Name  Flags
      collection  

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 115
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            invokeinterface java.util.Collection.clear:()V
         1: .line 116
            return
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  public java.lang.Object[] toArray();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 120
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            invokeinterface java.util.Collection.toArray:()[Ljava/lang/Object;
            areturn
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  public <T> T[] toArray();
    descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object[] array
         0: .line 126
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            aload 1 /* array */
            invokeinterface java.util.Collection.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Object[] array
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  array  [Ljava/lang/Object;
    Signature: <T:Ljava/lang/Object;>([TT;)[TT;
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
       Name  Flags
      array  

  protected boolean standardContains(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object object
         0: .line 137
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.iterator:()Ljava/util/Iterator;
            aload 1 /* object */
            invokestatic com.google.common.collect.Iterators.contains:(Ljava/util/Iterator;Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object object
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  object  Ljava/lang/Object;
    RuntimeVisibleTypeAnnotations: 
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
        Name  Flags
      object  

  protected boolean standardContainsAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 148
            aload 0 /* this */
            aload 1 /* collection */
            invokestatic com.google.common.collect.Collections2.containsAllImpl:(Ljava/util/Collection;Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
            Name  Flags
      collection  

  protected boolean standardAddAll(java.util.Collection<? extends E>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 158
            aload 0 /* this */
            aload 1 /* collection */
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            invokestatic com.google.common.collect.Iterators.addAll:(Ljava/util/Collection;Ljava/util/Iterator;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<+TE;>;
    Signature: (Ljava/util/Collection<+TE;>;)Z
    MethodParameters:
            Name  Flags
      collection  

  protected boolean standardRemove(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object object
         0: .line 169
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.iterator:()Ljava/util/Iterator;
            astore 2 /* iterator */
        start local 2 // java.util.Iterator iterator
         1: .line 170
            goto 5
         2: .line 171
      StackMap locals: java.util.Iterator
      StackMap stack:
            aload 2 /* iterator */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            aload 1 /* object */
            invokestatic com.google.common.base.Objects.equal:(Ljava/lang/Object;Ljava/lang/Object;)Z
            ifeq 5
         3: .line 172
            aload 2 /* iterator */
            invokeinterface java.util.Iterator.remove:()V
         4: .line 173
            iconst_1
            ireturn
         5: .line 170
      StackMap locals:
      StackMap stack:
            aload 2 /* iterator */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 2
         6: .line 176
            iconst_0
            ireturn
        end local 2 // java.util.Iterator iterator
        end local 1 // java.lang.Object object
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    7     0      this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    7     1    object  Ljava/lang/Object;
            1    7     2  iterator  Ljava/util/Iterator<TE;>;
    RuntimeVisibleTypeAnnotations: 
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
        Name  Flags
      object  

  protected boolean standardRemoveAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 187
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.iterator:()Ljava/util/Iterator;
            aload 1 /* collection */
            invokestatic com.google.common.collect.Iterators.removeAll:(Ljava/util/Iterator;Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
            Name  Flags
      collection  

  protected boolean standardRetainAll(java.util.Collection<?>);
    descriptor: (Ljava/util/Collection;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.util.Collection collection
         0: .line 198
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.iterator:()Ljava/util/Iterator;
            aload 1 /* collection */
            invokestatic com.google.common.collect.Iterators.retainAll:(Ljava/util/Iterator;Ljava/util/Collection;)Z
            ireturn
        end local 1 // java.util.Collection collection
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  collection  Ljava/util/Collection<*>;
    Signature: (Ljava/util/Collection<*>;)Z
    MethodParameters:
            Name  Flags
      collection  

  protected void standardClear();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 209
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.iterator:()Ljava/util/Iterator;
            invokestatic com.google.common.collect.Iterators.clear:(Ljava/util/Iterator;)V
         1: .line 210
            return
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  protected boolean standardIsEmpty();
    descriptor: ()Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 220
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.iterator:()Ljava/util/Iterator;
            invokeinterface java.util.Iterator.hasNext:()Z
            ifeq 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_1
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  protected java.lang.String standardToString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 231
            aload 0 /* this */
            invokestatic com.google.common.collect.Collections2.toStringImpl:(Ljava/util/Collection;)Ljava/lang/String;
            areturn
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/ForwardingCollection<TE;>;

  protected java.lang.Object[] standardToArray();
    descriptor: ()[Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // com.google.common.collect.ForwardingCollection this
         0: .line 242
            aload 0 /* this */
            invokevirtual com.google.common.collect.ForwardingCollection.size:()I
            anewarray java.lang.Object
            astore 1 /* newArray */
        start local 1 // java.lang.Object[] newArray
         1: .line 243
            aload 0 /* this */
            aload 1 /* newArray */
            invokevirtual com.google.common.collect.ForwardingCollection.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Object[] newArray
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            1    2     1  newArray  [Ljava/lang/Object;

  protected <T> T[] standardToArray();
    descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.ForwardingCollection this
        start local 1 // java.lang.Object[] array
         0: .line 254
            aload 0 /* this */
            aload 1 /* array */
            invokestatic com.google.common.collect.ObjectArrays.toArrayImpl:(Ljava/util/Collection;[Ljava/lang/Object;)[Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Object[] array
        end local 0 // com.google.common.collect.ForwardingCollection this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/google/common/collect/ForwardingCollection<TE;>;
            0    1     1  array  [Ljava/lang/Object;
    Signature: <T:Ljava/lang/Object;>([TT;)[TT;
    MethodParameters:
       Name  Flags
      array  

  protected java.lang.Object delegate();
    descriptor: ()Ljava/lang/Object;
    flags: (0x1044) ACC_PROTECTED, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.google.common.collect.ForwardingCollection.delegate:()Ljava/util/Collection;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: <E:Ljava/lang/Object;>Lcom/google/common/collect/ForwardingObject;Ljava/util/Collection<TE;>;
SourceFile: "ForwardingCollection.java"
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.GwtCompatible()