http://picocli.info: Java command line parser with both an annotations API and a programmatic API. Usage help with ANSI styles and colors. Autocomplete. Nested subcommands. Easily included as source to avoid adding a dependency.
  • Remko Popma 
class picocli.CommandLine$NullParameterConsumer implements picocli.CommandLine$IParameterConsumer
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: picocli.CommandLine$NullParameterConsumer
  super_class: java.lang.Object
{
  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // picocli.CommandLine$NullParameterConsumer this
         0: .line 4587
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // picocli.CommandLine$NullParameterConsumer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lpicocli/CommandLine$NullParameterConsumer;

  public void consumeParameters(java.util.Stack<java.lang.String>, picocli.CommandLine$Model$ArgSpec, picocli.CommandLine$Model$CommandSpec);
    descriptor: (Ljava/util/Stack;Lpicocli/CommandLine$Model$ArgSpec;Lpicocli/CommandLine$Model$CommandSpec;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // picocli.CommandLine$NullParameterConsumer this
        start local 1 // java.util.Stack args
        start local 2 // picocli.CommandLine$Model$ArgSpec argSpec
        start local 3 // picocli.CommandLine$Model$CommandSpec commandSpec
         0: .line 4588
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 3 // picocli.CommandLine$Model$CommandSpec commandSpec
        end local 2 // picocli.CommandLine$Model$ArgSpec argSpec
        end local 1 // java.util.Stack args
        end local 0 // picocli.CommandLine$NullParameterConsumer this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lpicocli/CommandLine$NullParameterConsumer;
            0    1     1         args  Ljava/util/Stack<Ljava/lang/String;>;
            0    1     2      argSpec  Lpicocli/CommandLine$Model$ArgSpec;
            0    1     3  commandSpec  Lpicocli/CommandLine$Model$CommandSpec;
    Signature: (Ljava/util/Stack<Ljava/lang/String;>;Lpicocli/CommandLine$Model$ArgSpec;Lpicocli/CommandLine$Model$CommandSpec;)V
    MethodParameters:
             Name  Flags
      args         
      argSpec      
      commandSpec  
}
SourceFile: "CommandLine.java"
NestHost: picocli.CommandLine
InnerClasses:
  public abstract IParameterConsumer = picocli.CommandLine$IParameterConsumer of picocli.CommandLine
  public final Model = picocli.CommandLine$Model of picocli.CommandLine
  public abstract ArgSpec = picocli.CommandLine$Model$ArgSpec of picocli.CommandLine$Model
  public CommandSpec = picocli.CommandLine$Model$CommandSpec of picocli.CommandLine$Model
  private NullParameterConsumer = picocli.CommandLine$NullParameterConsumer of picocli.CommandLine