http://poi.apache.org/: Apache POI - Java API To Access Microsoft Format Files (Apache Software Foundation) 
public class org.apache.poi.EmptyFileException extends java.lang.IllegalArgumentException
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.poi.EmptyFileException
  super_class: java.lang.IllegalArgumentException
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 1536449292174360166

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.poi.EmptyFileException this
         0: .line 26
            aload 0 /* this */
            ldc "The supplied file was empty (zero bytes long)"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
         1: .line 27
            return
        end local 0 // org.apache.poi.EmptyFileException this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/poi/EmptyFileException;
}
SourceFile: "EmptyFileException.java"