public class picocli.CommandLine$Model$Messages
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: picocli.CommandLine$Model$Messages
super_class: java.lang.Object
{
private final picocli.CommandLine$Model$CommandSpec spec;
descriptor: Lpicocli/CommandLine$Model$CommandSpec;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.lang.String bundleBaseName;
descriptor: Ljava/lang/String;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.util.ResourceBundle rb;
descriptor: Ljava/util/ResourceBundle;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.util.Set<java.lang.String> keys;
descriptor: Ljava/util/Set;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: Ljava/util/Set<Ljava/lang/String;>;
public void <init>(picocli.CommandLine$Model$CommandSpec, java.lang.String);
descriptor: (Lpicocli/CommandLine$Model$CommandSpec;Ljava/lang/String;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 0
aload 1
aload 2
aload 2
invokestatic picocli.CommandLine$Model$Messages.createBundle:(Ljava/lang/String;)Ljava/util/ResourceBundle;
invokespecial picocli.CommandLine$Model$Messages.<init>:(Lpicocli/CommandLine$Model$CommandSpec;Ljava/lang/String;Ljava/util/ResourceBundle;)V
1: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lpicocli/CommandLine$Model$Messages;
0 2 1 spec Lpicocli/CommandLine$Model$CommandSpec;
0 2 2 baseName Ljava/lang/String;
MethodParameters:
Name Flags
spec
baseName
public void <init>(picocli.CommandLine$Model$CommandSpec, java.util.ResourceBundle);
descriptor: (Lpicocli/CommandLine$Model$CommandSpec;Ljava/util/ResourceBundle;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 0
aload 1
aload 2
invokestatic picocli.CommandLine$Model$Messages.extractName:(Ljava/util/ResourceBundle;)Ljava/lang/String;
aload 2
invokespecial picocli.CommandLine$Model$Messages.<init>:(Lpicocli/CommandLine$Model$CommandSpec;Ljava/lang/String;Ljava/util/ResourceBundle;)V
1: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lpicocli/CommandLine$Model$Messages;
0 2 1 spec Lpicocli/CommandLine$Model$CommandSpec;
0 2 2 rb Ljava/util/ResourceBundle;
MethodParameters:
Name Flags
spec
rb
public void <init>(picocli.CommandLine$Model$CommandSpec, java.lang.String, java.util.ResourceBundle);
descriptor: (Lpicocli/CommandLine$Model$CommandSpec;Ljava/lang/String;Ljava/util/ResourceBundle;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=6, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aload 1
ldc "CommandSpec"
invokestatic picocli.CommandLine$Assert.notNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
checkcast picocli.CommandLine$Model$CommandSpec
putfield picocli.CommandLine$Model$Messages.spec:Lpicocli/CommandLine$Model$CommandSpec;
2: aload 0
aload 2
putfield picocli.CommandLine$Model$Messages.bundleBaseName:Ljava/lang/String;
3: aload 0
aload 3
putfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
4: aload 0
aload 3
invokestatic picocli.CommandLine$Model$Messages.keys:(Ljava/util/ResourceBundle;)Ljava/util/Set;
putfield picocli.CommandLine$Model$Messages.keys:Ljava/util/Set;
5: aload 3
ifnull 7
6: new picocli.CommandLine$Tracer
dup
invokespecial picocli.CommandLine$Tracer.<init>:()V
ldc "Created Messages from resourceBundle[base=%s] for command '%s' (%s)%n"
iconst_3
anewarray java.lang.Object
dup
iconst_0
aload 2
aastore
dup
iconst_1
aload 1
invokevirtual picocli.CommandLine$Model$CommandSpec.name:()Ljava/lang/String;
aastore
dup
iconst_2
aload 1
aastore
invokevirtual picocli.CommandLine$Tracer.debug:(Ljava/lang/String;[Ljava/lang/Object;)V
7: StackMap locals: picocli.CommandLine$Model$Messages picocli.CommandLine$Model$CommandSpec java.lang.String java.util.ResourceBundle
StackMap stack:
return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 this Lpicocli/CommandLine$Model$Messages;
0 8 1 spec Lpicocli/CommandLine$Model$CommandSpec;
0 8 2 baseName Ljava/lang/String;
0 8 3 rb Ljava/util/ResourceBundle;
MethodParameters:
Name Flags
spec
baseName
rb
private static java.util.ResourceBundle createBundle(java.lang.String);
descriptor: (Ljava/lang/String;)Ljava/util/ResourceBundle;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokestatic java.util.ResourceBundle.getBundle:(Ljava/lang/String;)Ljava/util/ResourceBundle;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 baseName Ljava/lang/String;
MethodParameters:
Name Flags
baseName
private static java.lang.String extractName(java.util.ResourceBundle);
descriptor: (Ljava/util/ResourceBundle;)Ljava/lang/String;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=3, locals=1, args_size=1
start local 0 0: ldc Ljava/util/ResourceBundle;
ldc "getBaseBundleName"
iconst_0
anewarray java.lang.Class
invokevirtual java.lang.Class.getDeclaredMethod:(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;
aload 0
iconst_0
anewarray java.lang.Object
invokevirtual java.lang.reflect.Method.invoke:(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;
checkcast java.lang.String
1: areturn
2: StackMap locals:
StackMap stack: java.lang.Exception
pop
ldc "?"
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 rb Ljava/util/ResourceBundle;
Exception table:
from to target type
0 1 2 Class java.lang.Exception
MethodParameters:
Name Flags
rb
private static java.util.Set<java.lang.String> keys(java.util.ResourceBundle);
descriptor: (Ljava/util/ResourceBundle;)Ljava/util/Set;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=2, locals=3, args_size=1
start local 0 0: aload 0
ifnonnull 1
invokestatic java.util.Collections.emptySet:()Ljava/util/Set;
areturn
1: StackMap locals:
StackMap stack:
new java.util.LinkedHashSet
dup
invokespecial java.util.LinkedHashSet.<init>:()V
astore 1
start local 1 2: aload 0
invokevirtual java.util.ResourceBundle.getKeys:()Ljava/util/Enumeration;
astore 2
start local 2 3: goto 5
StackMap locals: java.util.Set java.util.Enumeration
StackMap stack:
4: aload 1
aload 2
invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
checkcast java.lang.String
invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
pop
StackMap locals:
StackMap stack:
5: aload 2
invokeinterface java.util.Enumeration.hasMoreElements:()Z
ifne 4
end local 2 6: aload 1
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 rb Ljava/util/ResourceBundle;
2 7 1 keys Ljava/util/Set<Ljava/lang/String;>;
3 6 2 k Ljava/util/Enumeration<Ljava/lang/String;>;
Signature: (Ljava/util/ResourceBundle;)Ljava/util/Set<Ljava/lang/String;>;
MethodParameters:
Name Flags
rb
public static picocli.CommandLine$Model$Messages copy(picocli.CommandLine$Model$CommandSpec, picocli.CommandLine$Model$Messages);
descriptor: (Lpicocli/CommandLine$Model$CommandSpec;Lpicocli/CommandLine$Model$Messages;)Lpicocli/CommandLine$Model$Messages;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=2, args_size=2
start local 0 start local 1 0: aload 1
ifnonnull 1
aconst_null
goto 2
StackMap locals:
StackMap stack:
1: new picocli.CommandLine$Model$Messages
dup
aload 0
aload 1
getfield picocli.CommandLine$Model$Messages.bundleBaseName:Ljava/lang/String;
aload 1
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
invokespecial picocli.CommandLine$Model$Messages.<init>:(Lpicocli/CommandLine$Model$CommandSpec;Ljava/lang/String;Ljava/util/ResourceBundle;)V
StackMap locals:
StackMap stack: picocli.CommandLine$Model$Messages
2: areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 spec Lpicocli/CommandLine$Model$CommandSpec;
0 3 1 original Lpicocli/CommandLine$Model$Messages;
MethodParameters:
Name Flags
spec
original
public static boolean empty(picocli.CommandLine$Model$Messages);
descriptor: (Lpicocli/CommandLine$Model$Messages;)Z
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
ifnull 1
aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
ifnull 1
iconst_0
ireturn
StackMap locals:
StackMap stack:
1: iconst_1
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 messages Lpicocli/CommandLine$Model$Messages;
MethodParameters:
Name Flags
messages
public java.lang.String getString(java.lang.String, java.lang.String);
descriptor: (Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=4, args_size=3
start local 0 start local 1 start local 2 0: aload 0
invokevirtual picocli.CommandLine$Model$Messages.isEmpty:()Z
ifeq 1
aload 2
areturn
1: StackMap locals:
StackMap stack:
aload 0
getfield picocli.CommandLine$Model$Messages.spec:Lpicocli/CommandLine$Model$CommandSpec;
ldc "."
invokevirtual picocli.CommandLine$Model$CommandSpec.qualifiedName:(Ljava/lang/String;)Ljava/lang/String;
astore 3
start local 3 2: aload 0
getfield picocli.CommandLine$Model$Messages.keys:Ljava/util/Set;
new java.lang.StringBuilder
dup
aload 3
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc "."
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 1
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ifeq 3
aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
new java.lang.StringBuilder
dup
aload 3
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc "."
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 1
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokevirtual java.util.ResourceBundle.getString:(Ljava/lang/String;)Ljava/lang/String;
areturn
3: StackMap locals: java.lang.String
StackMap stack:
aload 0
getfield picocli.CommandLine$Model$Messages.keys:Ljava/util/Set;
aload 1
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ifeq 4
aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
aload 1
invokevirtual java.util.ResourceBundle.getString:(Ljava/lang/String;)Ljava/lang/String;
areturn
4: StackMap locals:
StackMap stack:
aload 2
areturn
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Lpicocli/CommandLine$Model$Messages;
0 5 1 key Ljava/lang/String;
0 5 2 defaultValue Ljava/lang/String;
2 5 3 cmd Ljava/lang/String;
MethodParameters:
Name Flags
key
defaultValue
boolean isEmpty();
descriptor: ()Z
flags: (0x0000)
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
ifnull 1
aload 0
getfield picocli.CommandLine$Model$Messages.keys:Ljava/util/Set;
invokeinterface java.util.Set.isEmpty:()Z
ifne 1
iconst_0
ireturn
StackMap locals:
StackMap stack:
1: iconst_1
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lpicocli/CommandLine$Model$Messages;
public java.lang.String[] getStringArray(java.lang.String, java.lang.String[]);
descriptor: (Ljava/lang/String;[Ljava/lang/String;)[Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=5, args_size=3
start local 0 start local 1 start local 2 0: aload 0
invokevirtual picocli.CommandLine$Model$Messages.isEmpty:()Z
ifeq 1
aload 2
areturn
1: StackMap locals:
StackMap stack:
aload 0
getfield picocli.CommandLine$Model$Messages.spec:Lpicocli/CommandLine$Model$CommandSpec;
ldc "."
invokevirtual picocli.CommandLine$Model$CommandSpec.qualifiedName:(Ljava/lang/String;)Ljava/lang/String;
astore 3
start local 3 2: aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
new java.lang.StringBuilder
dup
aload 3
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc "."
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 1
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
aload 0
getfield picocli.CommandLine$Model$Messages.keys:Ljava/util/Set;
new java.util.ArrayList
dup
invokespecial java.util.ArrayList.<init>:()V
invokestatic picocli.CommandLine$Model$Messages.addAllWithPrefix:(Ljava/util/ResourceBundle;Ljava/lang/String;Ljava/util/Set;Ljava/util/List;)Ljava/util/List;
astore 4
start local 4 3: aload 4
invokeinterface java.util.List.isEmpty:()Z
ifne 4
aload 4
iconst_0
anewarray java.lang.String
invokeinterface java.util.List.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
checkcast java.lang.String[]
areturn
4: StackMap locals: java.lang.String java.util.List
StackMap stack:
aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
aload 1
aload 0
getfield picocli.CommandLine$Model$Messages.keys:Ljava/util/Set;
aload 4
invokestatic picocli.CommandLine$Model$Messages.addAllWithPrefix:(Ljava/util/ResourceBundle;Ljava/lang/String;Ljava/util/Set;Ljava/util/List;)Ljava/util/List;
pop
5: aload 4
invokeinterface java.util.List.isEmpty:()Z
ifeq 6
aload 2
goto 7
StackMap locals:
StackMap stack:
6: aload 4
iconst_0
anewarray java.lang.String
invokeinterface java.util.List.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
checkcast java.lang.String[]
StackMap locals:
StackMap stack: java.lang.String[]
7: areturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 this Lpicocli/CommandLine$Model$Messages;
0 8 1 key Ljava/lang/String;
0 8 2 defaultValues [Ljava/lang/String;
2 8 3 cmd Ljava/lang/String;
3 8 4 result Ljava/util/List<Ljava/lang/String;>;
MethodParameters:
Name Flags
key
defaultValues
private static java.util.List<java.lang.String> addAllWithPrefix(java.util.ResourceBundle, java.lang.String, java.util.Set<java.lang.String>, java.util.List<java.lang.String>);
descriptor: (Ljava/util/ResourceBundle;Ljava/lang/String;Ljava/util/Set;Ljava/util/List;)Ljava/util/List;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=3, locals=6, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 2
aload 1
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ifeq 1
aload 3
aload 0
aload 1
invokevirtual java.util.ResourceBundle.getString:(Ljava/lang/String;)Ljava/lang/String;
invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
pop
1: StackMap locals:
StackMap stack:
iconst_0
istore 4
start local 4 2: StackMap locals: int
StackMap stack:
new java.lang.StringBuilder
dup
aload 1
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc "."
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
iload 4
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
astore 5
start local 5 3: aload 2
aload 5
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ifeq 6
4: aload 3
aload 0
aload 5
invokevirtual java.util.ResourceBundle.getString:(Ljava/lang/String;)Ljava/lang/String;
invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
pop
5: goto 7
6: StackMap locals: java.lang.String
StackMap stack:
aload 3
areturn
end local 5 7: StackMap locals:
StackMap stack:
iinc 4 1
goto 2
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 rb Ljava/util/ResourceBundle;
0 8 1 key Ljava/lang/String;
0 8 2 keys Ljava/util/Set<Ljava/lang/String;>;
0 8 3 result Ljava/util/List<Ljava/lang/String;>;
2 8 4 i I
3 7 5 elementKey Ljava/lang/String;
Signature: (Ljava/util/ResourceBundle;Ljava/lang/String;Ljava/util/Set<Ljava/lang/String;>;Ljava/util/List<Ljava/lang/String;>;)Ljava/util/List<Ljava/lang/String;>;
MethodParameters:
Name Flags
rb
key
keys
result
public static java.lang.String resourceBundleBaseName(picocli.CommandLine$Model$Messages);
descriptor: (Lpicocli/CommandLine$Model$Messages;)Ljava/lang/String;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
ifnonnull 1
aconst_null
goto 2
StackMap locals:
StackMap stack:
1: aload 0
invokevirtual picocli.CommandLine$Model$Messages.resourceBundleBaseName:()Ljava/lang/String;
StackMap locals:
StackMap stack: java.lang.String
2: areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 messages Lpicocli/CommandLine$Model$Messages;
MethodParameters:
Name Flags
messages
public static java.util.ResourceBundle resourceBundle(picocli.CommandLine$Model$Messages);
descriptor: (Lpicocli/CommandLine$Model$Messages;)Ljava/util/ResourceBundle;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
ifnonnull 1
aconst_null
goto 2
StackMap locals:
StackMap stack:
1: aload 0
invokevirtual picocli.CommandLine$Model$Messages.resourceBundle:()Ljava/util/ResourceBundle;
StackMap locals:
StackMap stack: java.util.ResourceBundle
2: areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 messages Lpicocli/CommandLine$Model$Messages;
MethodParameters:
Name Flags
messages
public java.lang.String resourceBundleBaseName();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield picocli.CommandLine$Model$Messages.bundleBaseName:Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lpicocli/CommandLine$Model$Messages;
public java.util.ResourceBundle resourceBundle();
descriptor: ()Ljava/util/ResourceBundle;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield picocli.CommandLine$Model$Messages.rb:Ljava/util/ResourceBundle;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lpicocli/CommandLine$Model$Messages;
public picocli.CommandLine$Model$CommandSpec commandSpec();
descriptor: ()Lpicocli/CommandLine$Model$CommandSpec;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield picocli.CommandLine$Model$Messages.spec:Lpicocli/CommandLine$Model$CommandSpec;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lpicocli/CommandLine$Model$Messages;
}
SourceFile: "CommandLine.java"
NestHost: picocli.CommandLine
InnerClasses:
private final Assert = picocli.CommandLine$Assert of picocli.CommandLine
public final Model = picocli.CommandLine$Model of picocli.CommandLine
public CommandSpec = picocli.CommandLine$Model$CommandSpec of picocli.CommandLine$Model
public Messages = picocli.CommandLine$Model$Messages of picocli.CommandLine$Model
Tracer = picocli.CommandLine$Tracer of picocli.CommandLine