public class org.jruby.javasupport.ext.JavaUtil$Collection
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.jruby.javasupport.ext.JavaUtil$Collection
  super_class: java.lang.Object
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jruby.javasupport.ext.JavaUtil$Collection this
         0: .line 110
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.jruby.javasupport.ext.JavaUtil$Collection this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jruby/javasupport/ext/JavaUtil$Collection;

  static org.jruby.RubyModule define(org.jruby.Ruby, org.jruby.RubyModule);
    descriptor: (Lorg/jruby/Ruby;Lorg/jruby/RubyModule;)Lorg/jruby/RubyModule;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.jruby.Ruby runtime
        start local 1 // org.jruby.RubyModule proxy
         0: .line 113
            aload 1 /* proxy */
            aload 0 /* runtime */
            invokevirtual org.jruby.Ruby.getEnumerable:()Lorg/jruby/RubyModule;
            invokevirtual org.jruby.RubyModule.includeModule:(Lorg/jruby/runtime/builtin/IRubyObject;)V
         1: .line 114
            aload 1 /* proxy */
            ldc Lorg/jruby/javasupport/ext/JavaUtil$Collection;
            invokevirtual org.jruby.RubyModule.defineAnnotatedMethods:(Ljava/lang/Class;)V
         2: .line 115
            aload 1 /* proxy */
            areturn
        end local 1 // org.jruby.RubyModule proxy
        end local 0 // org.jruby.Ruby runtime
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0  runtime  Lorg/jruby/Ruby;
            0    3     1    proxy  Lorg/jruby/RubyModule;
    MethodParameters:
         Name  Flags
      runtime  final
      proxy    final

  public static org.jruby.RubyNumeric length(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyNumeric;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
         0: .line 120
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            invokeinterface java.util.Collection.size:()I
            i2l
            invokestatic org.jruby.RubyFixnum.int2fix:(Lorg/jruby/Ruby;J)Lorg/jruby/RubyNumeric;
            areturn
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  context  Lorg/jruby/runtime/ThreadContext;
            0    1     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"length", "size"})
    MethodParameters:
         Name  Flags
      context  final
      self     final

  public static org.jruby.runtime.builtin.IRubyObject each(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.Block);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.Block block
         0: .line 125
            aload 0 /* context */
            aload 1 /* self */
            aload 2 /* block */
            invokestatic org.jruby.javasupport.ext.JavaLang$Iterable.each:(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
            areturn
        end local 2 // org.jruby.runtime.Block block
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  context  Lorg/jruby/runtime/ThreadContext;
            0    1     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    1     2    block  Lorg/jruby/runtime/Block;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod()
    MethodParameters:
         Name  Flags
      context  final
      self     final
      block    final

  public static org.jruby.runtime.builtin.IRubyObject each_with_index(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.Block);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.Block block
         0: .line 130
            aload 0 /* context */
            aload 1 /* self */
            aload 2 /* block */
            invokestatic org.jruby.javasupport.ext.JavaLang$Iterable.each_with_index:(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
            areturn
        end local 2 // org.jruby.runtime.Block block
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  context  Lorg/jruby/runtime/ThreadContext;
            0    1     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    1     2    block  Lorg/jruby/runtime/Block;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod()
    MethodParameters:
         Name  Flags
      context  final
      self     final
      block    final

  public static org.jruby.RubyBoolean include_p(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyBoolean;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.builtin.IRubyObject obj
         0: .line 135
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 3 /* coll */
        start local 3 // java.util.Collection coll
         1: .line 136
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            aload 3 /* coll */
            aload 2 /* obj */
            ldc Ljava/lang/Object;
            invokeinterface org.jruby.runtime.builtin.IRubyObject.toJava:(Ljava/lang/Class;)Ljava/lang/Object;
            invokeinterface java.util.Collection.contains:(Ljava/lang/Object;)Z
            invokevirtual org.jruby.Ruby.newBoolean:(Z)Lorg/jruby/RubyBoolean;
            areturn
        end local 3 // java.util.Collection coll
        end local 2 // org.jruby.runtime.builtin.IRubyObject obj
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0  context  Lorg/jruby/runtime/ThreadContext;
            0    2     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    2     2      obj  Lorg/jruby/runtime/builtin/IRubyObject;
            1    2     3     coll  Ljava/util/Collection;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"include?", "member?"})
    MethodParameters:
         Name  Flags
      context  final
      self     final
      obj      final

  public static org.jruby.runtime.builtin.IRubyObject first(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
         0: .line 142
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 2 /* coll */
        start local 2 // java.util.Collection coll
         1: .line 143
            aload 2 /* coll */
            invokeinterface java.util.Collection.isEmpty:()Z
            ifeq 2
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.nil:Lorg/jruby/runtime/builtin/IRubyObject;
            goto 3
      StackMap locals: java.util.Collection
      StackMap stack:
         2: aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            aload 2 /* coll */
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            invokestatic org.jruby.javasupport.JavaUtil.convertJavaToUsableRubyObject:(Lorg/jruby/Ruby;Ljava/lang/Object;)Lorg/jruby/runtime/builtin/IRubyObject;
      StackMap locals:
      StackMap stack: org.jruby.runtime.builtin.IRubyObject
         3: areturn
        end local 2 // java.util.Collection coll
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0  context  Lorg/jruby/runtime/ThreadContext;
            0    4     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            1    4     2     coll  Ljava/util/Collection;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"first", "ruby_first"})
    MethodParameters:
         Name  Flags
      context  final
      self     final

  public static org.jruby.runtime.builtin.IRubyObject first(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=10, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.builtin.IRubyObject count
         0: .line 148
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 3 /* coll */
        start local 3 // java.util.Collection coll
         1: .line 149
            aload 2 /* count */
            invokeinterface org.jruby.runtime.builtin.IRubyObject.convertToInteger:()Lorg/jruby/RubyInteger;
            invokevirtual org.jruby.RubyInteger.getIntValue:()I
            istore 4 /* len */
        start local 4 // int len
         2: .line 150
            aload 3 /* coll */
            invokeinterface java.util.Collection.size:()I
            istore 5 /* size */
        start local 5 // int size
         3: iload 4 /* len */
            iload 5 /* size */
            if_icmple 4
            iload 5 /* size */
            istore 4 /* len */
         4: .line 151
      StackMap locals: java.util.Collection int int
      StackMap stack:
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            astore 6 /* runtime */
        start local 6 // org.jruby.Ruby runtime
         5: .line 152
            iload 4 /* len */
            ifne 6
            aload 6 /* runtime */
            invokestatic org.jruby.RubyArray.newEmptyArray:(Lorg/jruby/Ruby;)Lorg/jruby/RubyArray;
            areturn
         6: .line 153
      StackMap locals: org.jruby.Ruby
      StackMap stack:
            aload 6 /* runtime */
            iload 4 /* len */
            invokestatic org.jruby.RubyArray.newArray:(Lorg/jruby/Ruby;I)Lorg/jruby/RubyArray;
            astore 7 /* arr */
        start local 7 // org.jruby.RubyArray arr
         7: .line 154
            iconst_0
            istore 8 /* i */
        start local 8 // int i
         8: aload 3 /* coll */
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 9 /* it */
        start local 9 // java.util.Iterator it
         9: goto 12
        10: .line 155
      StackMap locals: org.jruby.RubyArray int java.util.Iterator
      StackMap stack:
            aload 7 /* arr */
            aload 6 /* runtime */
            aload 9 /* it */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            invokestatic org.jruby.javasupport.JavaUtil.convertJavaToUsableRubyObject:(Lorg/jruby/Ruby;Ljava/lang/Object;)Lorg/jruby/runtime/builtin/IRubyObject;
            invokevirtual org.jruby.RubyArray.append:(Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyArray;
            pop
        11: .line 154
            iinc 8 /* i */ 1
      StackMap locals:
      StackMap stack:
        12: iload 8 /* i */
            iload 4 /* len */
            if_icmplt 10
        end local 9 // java.util.Iterator it
        13: .line 157
            aload 7 /* arr */
            areturn
        end local 8 // int i
        end local 7 // org.jruby.RubyArray arr
        end local 6 // org.jruby.Ruby runtime
        end local 5 // int size
        end local 4 // int len
        end local 3 // java.util.Collection coll
        end local 2 // org.jruby.runtime.builtin.IRubyObject count
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   14     0  context  Lorg/jruby/runtime/ThreadContext;
            0   14     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0   14     2    count  Lorg/jruby/runtime/builtin/IRubyObject;
            1   14     3     coll  Ljava/util/Collection;
            2   14     4      len  I
            3   14     5     size  I
            5   14     6  runtime  Lorg/jruby/Ruby;
            7   14     7      arr  Lorg/jruby/RubyArray;
            8   14     8        i  I
            9   13     9       it  Ljava/util/Iterator;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"first", "ruby_first"})
    MethodParameters:
         Name  Flags
      context  final
      self     final
      count    final

  public static org.jruby.runtime.builtin.IRubyObject append(org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.jruby.runtime.builtin.IRubyObject self
        start local 1 // org.jruby.runtime.builtin.IRubyObject item
         0: .line 162
            aload 0 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 2 /* coll */
        start local 2 // java.util.Collection coll
         1: .line 163
            aload 2 /* coll */
            aload 1 /* item */
            ldc Ljava/lang/Object;
            invokeinterface org.jruby.runtime.builtin.IRubyObject.toJava:(Ljava/lang/Class;)Ljava/lang/Object;
            invokeinterface java.util.Collection.add:(Ljava/lang/Object;)Z
            pop
         2: .line 164
            aload 0 /* self */
            areturn
        end local 2 // java.util.Collection coll
        end local 1 // org.jruby.runtime.builtin.IRubyObject item
        end local 0 // org.jruby.runtime.builtin.IRubyObject self
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    3     1  item  Lorg/jruby/runtime/builtin/IRubyObject;
            1    3     2  coll  Ljava/util/Collection;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"<<"})
    MethodParameters:
      Name  Flags
      self  final
      item  final

  public static org.jruby.RubyArray to_a(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyArray;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
         0: .line 169
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            invokeinterface java.util.Collection.toArray:()[Ljava/lang/Object;
            astore 2 /* array */
        start local 2 // java.lang.Object[] array
         1: .line 170
            ldc Lorg/jruby/runtime/builtin/IRubyObject;
            aload 2 /* array */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.Class.getComponentType:()Ljava/lang/Class;
            invokevirtual java.lang.Class.isAssignableFrom:(Ljava/lang/Class;)Z
            ifeq 3
         2: .line 171
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            aload 2 /* array */
            checkcast org.jruby.runtime.builtin.IRubyObject[]
            invokestatic org.jruby.RubyArray.newArrayMayCopy:(Lorg/jruby/Ruby;[Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyArray;
            areturn
         3: .line 173
      StackMap locals: java.lang.Object[]
      StackMap stack:
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            aload 0 /* context */
            getfield org.jruby.runtime.ThreadContext.runtime:Lorg/jruby/Ruby;
            aload 2 /* array */
            invokestatic org.jruby.javasupport.JavaUtil.convertJavaArrayToRuby:(Lorg/jruby/Ruby;[Ljava/lang/Object;)[Lorg/jruby/runtime/builtin/IRubyObject;
            invokestatic org.jruby.RubyArray.newArrayNoCopy:(Lorg/jruby/Ruby;[Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyArray;
            areturn
        end local 2 // java.lang.Object[] array
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0  context  Lorg/jruby/runtime/ThreadContext;
            0    4     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            1    4     2    array  [Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"to_a", "entries"})
    MethodParameters:
         Name  Flags
      context  final
      self     final

  public static org.jruby.runtime.builtin.IRubyObject op_plus(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.builtin.IRubyObject coll
         0: .line 194
            aload 1 /* self */
            aload 0 /* context */
            ldc "dup"
            invokeinterface org.jruby.runtime.builtin.IRubyObject.callMethod:(Lorg/jruby/runtime/ThreadContext;Ljava/lang/String;)Lorg/jruby/runtime/builtin/IRubyObject;
            astore 3 /* dup */
        start local 3 // org.jruby.runtime.builtin.IRubyObject dup
         1: .line 195
            aload 3 /* dup */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 4 /* javaDup */
        start local 4 // java.util.Collection javaDup
         2: .line 196
            aload 2 /* coll */
            instanceof java.util.Collection
            ifeq 5
         3: .line 197
            aload 4 /* javaDup */
            aload 2 /* coll */
            checkcast java.util.Collection
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            pop
         4: .line 198
            goto 6
         5: .line 200
      StackMap locals: org.jruby.runtime.builtin.IRubyObject java.util.Collection
      StackMap stack:
            aload 4 /* javaDup */
            aload 2 /* coll */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            invokeinterface java.util.Collection.addAll:(Ljava/util/Collection;)Z
            pop
         6: .line 202
      StackMap locals:
      StackMap stack:
            aload 3 /* dup */
            areturn
        end local 4 // java.util.Collection javaDup
        end local 3 // org.jruby.runtime.builtin.IRubyObject dup
        end local 2 // org.jruby.runtime.builtin.IRubyObject coll
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    7     0  context  Lorg/jruby/runtime/ThreadContext;
            0    7     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    7     2     coll  Lorg/jruby/runtime/builtin/IRubyObject;
            1    7     3      dup  Lorg/jruby/runtime/builtin/IRubyObject;
            2    7     4  javaDup  Ljava/util/Collection;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"+"}, required = 1)
    MethodParameters:
         Name  Flags
      context  final
      self     final
      coll     final

  public static org.jruby.runtime.builtin.IRubyObject op_minus(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.builtin.IRubyObject coll
         0: .line 207
            aload 1 /* self */
            aload 0 /* context */
            ldc "dup"
            invokeinterface org.jruby.runtime.builtin.IRubyObject.callMethod:(Lorg/jruby/runtime/ThreadContext;Ljava/lang/String;)Lorg/jruby/runtime/builtin/IRubyObject;
            astore 3 /* dup */
        start local 3 // org.jruby.runtime.builtin.IRubyObject dup
         1: .line 208
            aload 3 /* dup */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 4 /* javaDup */
        start local 4 // java.util.Collection javaDup
         2: .line 209
            aload 2 /* coll */
            instanceof java.util.Collection
            ifeq 5
         3: .line 210
            aload 4 /* javaDup */
            aload 2 /* coll */
            checkcast java.util.Collection
            invokeinterface java.util.Collection.removeAll:(Ljava/util/Collection;)Z
            pop
         4: .line 211
            goto 6
         5: .line 213
      StackMap locals: org.jruby.runtime.builtin.IRubyObject java.util.Collection
      StackMap stack:
            aload 4 /* javaDup */
            aload 2 /* coll */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            invokeinterface java.util.Collection.removeAll:(Ljava/util/Collection;)Z
            pop
         6: .line 215
      StackMap locals:
      StackMap stack:
            aload 3 /* dup */
            areturn
        end local 4 // java.util.Collection javaDup
        end local 3 // org.jruby.runtime.builtin.IRubyObject dup
        end local 2 // org.jruby.runtime.builtin.IRubyObject coll
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    7     0  context  Lorg/jruby/runtime/ThreadContext;
            0    7     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    7     2     coll  Lorg/jruby/runtime/builtin/IRubyObject;
            1    7     3      dup  Lorg/jruby/runtime/builtin/IRubyObject;
            2    7     4  javaDup  Ljava/util/Collection;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod(name = {"-"}, required = 1)
    MethodParameters:
         Name  Flags
      context  final
      self     final
      coll     final

  public static org.jruby.runtime.builtin.IRubyObject dup(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
         0: .line 220
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 2 /* coll */
        start local 2 // java.util.Collection coll
         1: .line 221
            aload 1 /* self */
            checkcast org.jruby.RubyBasicObject
            invokevirtual org.jruby.RubyBasicObject.dup:()Lorg/jruby/runtime/builtin/IRubyObject;
            checkcast org.jruby.java.proxies.JavaProxy
            astore 3 /* dup */
        start local 3 // org.jruby.java.proxies.JavaProxy dup
         2: .line 222
            aload 2 /* coll */
            aload 3 /* dup */
            invokevirtual org.jruby.java.proxies.JavaProxy.getObject:()Ljava/lang/Object;
            if_acmpne 4
            aload 2 /* coll */
            instanceof java.lang.Cloneable
            ifne 4
         3: .line 223
            aload 3 /* dup */
            aload 2 /* coll */
            invokestatic org.jruby.javasupport.ext.JavaUtil.tryNewEqualInstance:(Ljava/util/Collection;)Ljava/util/Collection;
            invokevirtual org.jruby.java.proxies.JavaProxy.setObject:(Ljava/lang/Object;)V
         4: .line 225
      StackMap locals: java.util.Collection org.jruby.java.proxies.JavaProxy
      StackMap stack:
            aload 3 /* dup */
            areturn
        end local 3 // org.jruby.java.proxies.JavaProxy dup
        end local 2 // java.util.Collection coll
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0  context  Lorg/jruby/runtime/ThreadContext;
            0    5     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            1    5     2     coll  Ljava/util/Collection;
            2    5     3      dup  Lorg/jruby/java/proxies/JavaProxy;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod()
    MethodParameters:
         Name  Flags
      context  final
      self     final

  public static org.jruby.runtime.builtin.IRubyObject clone(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
         0: .line 230
            aload 1 /* self */
            invokestatic org.jruby.javasupport.JavaUtil.unwrapIfJavaObject:(Lorg/jruby/runtime/builtin/IRubyObject;)Ljava/lang/Object;
            checkcast java.util.Collection
            astore 2 /* coll */
        start local 2 // java.util.Collection coll
         1: .line 231
            aload 1 /* self */
            checkcast org.jruby.RubyBasicObject
            invokevirtual org.jruby.RubyBasicObject.rbClone:()Lorg/jruby/runtime/builtin/IRubyObject;
            checkcast org.jruby.java.proxies.JavaProxy
            astore 3 /* dup */
        start local 3 // org.jruby.java.proxies.JavaProxy dup
         2: .line 232
            aload 2 /* coll */
            aload 3 /* dup */
            invokevirtual org.jruby.java.proxies.JavaProxy.getObject:()Ljava/lang/Object;
            if_acmpne 4
            aload 2 /* coll */
            instanceof java.lang.Cloneable
            ifne 4
         3: .line 233
            aload 3 /* dup */
            aload 2 /* coll */
            invokestatic org.jruby.javasupport.ext.JavaUtil.tryNewEqualInstance:(Ljava/util/Collection;)Ljava/util/Collection;
            invokevirtual org.jruby.java.proxies.JavaProxy.setObject:(Ljava/lang/Object;)V
         4: .line 235
      StackMap locals: java.util.Collection org.jruby.java.proxies.JavaProxy
      StackMap stack:
            aload 3 /* dup */
            areturn
        end local 3 // org.jruby.java.proxies.JavaProxy dup
        end local 2 // java.util.Collection coll
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0  context  Lorg/jruby/runtime/ThreadContext;
            0    5     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            1    5     2     coll  Ljava/util/Collection;
            2    5     3      dup  Lorg/jruby/java/proxies/JavaProxy;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod()
    MethodParameters:
         Name  Flags
      context  final
      self     final

  public static org.jruby.runtime.builtin.IRubyObject join(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
         0: .line 242
            aload 0 /* context */
            aload 1 /* self */
            invokestatic org.jruby.javasupport.ext.JavaUtil$Collection.to_a:(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyArray;
            aload 0 /* context */
            invokevirtual org.jruby.RubyArray.join:(Lorg/jruby/runtime/ThreadContext;)Lorg/jruby/runtime/builtin/IRubyObject;
            areturn
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  context  Lorg/jruby/runtime/ThreadContext;
            0    1     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod()
    MethodParameters:
         Name  Flags
      context  final
      self     final

  public static org.jruby.runtime.builtin.IRubyObject join(org.jruby.runtime.ThreadContext, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.builtin.IRubyObject);
    descriptor: (Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.jruby.runtime.ThreadContext context
        start local 1 // org.jruby.runtime.builtin.IRubyObject self
        start local 2 // org.jruby.runtime.builtin.IRubyObject sep
         0: .line 247
            aload 0 /* context */
            aload 1 /* self */
            invokestatic org.jruby.javasupport.ext.JavaUtil$Collection.to_a:(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/RubyArray;
            aload 0 /* context */
            aload 2 /* sep */
            invokevirtual org.jruby.RubyArray.join:(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;
            areturn
        end local 2 // org.jruby.runtime.builtin.IRubyObject sep
        end local 1 // org.jruby.runtime.builtin.IRubyObject self
        end local 0 // org.jruby.runtime.ThreadContext context
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  context  Lorg/jruby/runtime/ThreadContext;
            0    1     1     self  Lorg/jruby/runtime/builtin/IRubyObject;
            0    1     2      sep  Lorg/jruby/runtime/builtin/IRubyObject;
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyMethod()
    MethodParameters:
         Name  Flags
      context  final
      self     final
      sep      final
}
SourceFile: "JavaUtil.java"
NestHost: org.jruby.javasupport.ext.JavaUtil
InnerClasses:
  public Iterable = org.jruby.javasupport.ext.JavaLang$Iterable of org.jruby.javasupport.ext.JavaLang
  public Collection = org.jruby.javasupport.ext.JavaUtil$Collection of org.jruby.javasupport.ext.JavaUtil
    RuntimeVisibleAnnotations: 
      org.jruby.anno.JRubyModule(name = {"Java::JavaUtil::Collection"}, include = {"Enumerable"})