http://junit.org: JUnit is a unit testing framework for Java, created by Erich Gamma and Kent Beck. (JUnit)
  • David Saff
  • Kevin Cooney
  • Stefan Birkner
  • Marc Philipp 
public class org.junit.internal.RealSystem implements org.junit.internal.JUnitSystem
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.junit.internal.RealSystem
  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.junit.internal.RealSystem this
         0: .line 5
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.junit.internal.RealSystem this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/junit/internal/RealSystem;

  public void exit(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // org.junit.internal.RealSystem this
        start local 1 // int code
         0: .line 12
            iload 1 /* code */
            invokestatic java.lang.System.exit:(I)V
         1: .line 13
            return
        end local 1 // int code
        end local 0 // org.junit.internal.RealSystem this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/junit/internal/RealSystem;
            0    2     1  code  I
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()
    MethodParameters:
      Name  Flags
      code  

  public java.io.PrintStream out();
    descriptor: ()Ljava/io/PrintStream;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.junit.internal.RealSystem this
         0: .line 16
            getstatic java.lang.System.out:Ljava/io/PrintStream;
            areturn
        end local 0 // org.junit.internal.RealSystem this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/junit/internal/RealSystem;
}
SourceFile: "RealSystem.java"