https://www.graalvm.org/ 
public class org.graalvm.component.installer.FileIterable extends org.graalvm.component.installer.AbstractIterable
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.graalvm.component.installer.FileIterable
  super_class: org.graalvm.component.installer.AbstractIterable
{
  public void <init>(org.graalvm.component.installer.CommandInput, org.graalvm.component.installer.Feedback);
    descriptor: (Lorg/graalvm/component/installer/CommandInput;Lorg/graalvm/component/installer/Feedback;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.graalvm.component.installer.FileIterable this
        start local 1 // org.graalvm.component.installer.CommandInput input
        start local 2 // org.graalvm.component.installer.Feedback fb
         0: .line 39
            aload 0 /* this */
            aload 1 /* input */
            aload 2 /* fb */
            invokespecial org.graalvm.component.installer.AbstractIterable.<init>:(Lorg/graalvm/component/installer/CommandInput;Lorg/graalvm/component/installer/Feedback;)V
         1: .line 40
            return
        end local 2 // org.graalvm.component.installer.Feedback fb
        end local 1 // org.graalvm.component.installer.CommandInput input
        end local 0 // org.graalvm.component.installer.FileIterable this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0   this  Lorg/graalvm/component/installer/FileIterable;
            0    2     1  input  Lorg/graalvm/component/installer/CommandInput;
            0    2     2     fb  Lorg/graalvm/component/installer/Feedback;
    MethodParameters:
       Name  Flags
      input  
      fb     

  private java.io.File getFile(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/io/File;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=7, locals=3, args_size=2
        start local 0 // org.graalvm.component.installer.FileIterable this
        start local 1 // java.lang.String pathSpec
         0: .line 43
            new java.io.File
            dup
            aload 1 /* pathSpec */
            invokespecial java.io.File.<init>:(Ljava/lang/String;)V
            astore 2 /* f */
        start local 2 // java.io.File f
         1: .line 44
            aload 2 /* f */
            invokevirtual java.io.File.exists:()Z
            ifeq 3
         2: .line 45
            aload 2 /* f */
            areturn
         3: .line 47
      StackMap locals: java.io.File
      StackMap stack:
            aload 0 /* this */
            getfield org.graalvm.component.installer.FileIterable.feedback:Lorg/graalvm/component/installer/Feedback;
            ldc "ERROR_MissingFile"
            aconst_null
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 1 /* pathSpec */
            aastore
            invokeinterface org.graalvm.component.installer.Feedback.failure:(Ljava/lang/String;Ljava/lang/Throwable;[Ljava/lang/Object;)Ljava/lang/RuntimeException;
            athrow
        end local 2 // java.io.File f
        end local 1 // java.lang.String pathSpec
        end local 0 // org.graalvm.component.installer.FileIterable this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lorg/graalvm/component/installer/FileIterable;
            0    4     1  pathSpec  Ljava/lang/String;
            1    4     2         f  Ljava/io/File;
    MethodParameters:
          Name  Flags
      pathSpec  

  public java.util.Iterator<org.graalvm.component.installer.ComponentParam> iterator();
    descriptor: ()Ljava/util/Iterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.graalvm.component.installer.FileIterable this
         0: .line 52
            new org.graalvm.component.installer.FileIterable$1
            dup
            aload 0 /* this */
            invokespecial org.graalvm.component.installer.FileIterable$1.<init>:(Lorg/graalvm/component/installer/FileIterable;)V
            areturn
        end local 0 // org.graalvm.component.installer.FileIterable this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/component/installer/FileIterable;
    Signature: ()Ljava/util/Iterator<Lorg/graalvm/component/installer/ComponentParam;>;

  public org.graalvm.component.installer.ComponentIterable allowIncompatible();
    descriptor: ()Lorg/graalvm/component/installer/ComponentIterable;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokespecial org.graalvm.component.installer.AbstractIterable.allowIncompatible:()Lorg/graalvm/component/installer/ComponentIterable;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public org.graalvm.component.installer.ComponentIterable matchVersion(org.graalvm.component.installer.Version$Match);
    descriptor: (Lorg/graalvm/component/installer/Version$Match;)Lorg/graalvm/component/installer/ComponentIterable;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            invokespecial org.graalvm.component.installer.AbstractIterable.matchVersion:(Lorg/graalvm/component/installer/Version$Match;)Lorg/graalvm/component/installer/ComponentIterable;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void setVerifyJars(boolean);
    descriptor: (Z)V
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            iload 1
            invokespecial org.graalvm.component.installer.AbstractIterable.setVerifyJars:(Z)V
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public org.graalvm.component.installer.ComponentParam createParam(java.lang.String, org.graalvm.component.installer.model.ComponentInfo);
    descriptor: (Ljava/lang/String;Lorg/graalvm/component/installer/model/ComponentInfo;)Lorg/graalvm/component/installer/ComponentParam;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            aload 2
            invokespecial org.graalvm.component.installer.AbstractIterable.createParam:(Ljava/lang/String;Lorg/graalvm/component/installer/model/ComponentInfo;)Lorg/graalvm/component/installer/ComponentParam;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void setCatalogFactory(org.graalvm.component.installer.CommandInput$CatalogFactory);
    descriptor: (Lorg/graalvm/component/installer/CommandInput$CatalogFactory;)V
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            invokespecial org.graalvm.component.installer.AbstractIterable.setCatalogFactory:(Lorg/graalvm/component/installer/CommandInput$CatalogFactory;)V
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public boolean isVerifyJars();
    descriptor: ()Z
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokespecial org.graalvm.component.installer.AbstractIterable.isVerifyJars:()Z
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "FileIterable.java"
NestMembers:
  org.graalvm.component.installer.FileIterable$1  org.graalvm.component.installer.FileIterable$FileComponent
InnerClasses:
  public abstract CatalogFactory = org.graalvm.component.installer.CommandInput$CatalogFactory of org.graalvm.component.installer.CommandInput
  org.graalvm.component.installer.FileIterable$1
  public FileComponent = org.graalvm.component.installer.FileIterable$FileComponent of org.graalvm.component.installer.FileIterable
  public final Match = org.graalvm.component.installer.Version$Match of org.graalvm.component.installer.Version