http://commons.apache.org/proper/commons-logging/: Apache Commons Logging is a thin adapter allowing configurable bridging to other, well known logging systems. (The Apache Software Foundation)
  • Matthew P. Del Buono
  • Vince Eagen
  • Peter Lawrey
  • Berin Loritsch
  • Philippe Mouawad
  • Neeme Praks
  • Juozas Baliuka
  • Morgan Delagrange (Apache)
  • Peter Donald
  • Robert Burrell Donkin (The Apache Software Foundation)
  • Simon Kitching (The Apache Software Foundation)
  • Dennis Lundberg (The Apache Software Foundation)
  • Costin Manolache (The Apache Software Foundation)
  • Craig McClanahan (The Apache Software Foundation)
  • Thomas Neidhart (The Apache Software Foundation)
  • Scott Sanders (The Apache Software Foundation)
  • Richard Sitze (The Apache Software Foundation)
  • Brian Stansberry
  • Rodney Waldhoff (The Apache Software Foundation) 
class org.apache.commons.logging.LogFactory$6 implements java.security.PrivilegedAction
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.commons.logging.LogFactory$6
  super_class: java.lang.Object
{
  private final java.lang.String val$key;
    descriptor: Ljava/lang/String;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  private final java.lang.String val$def;
    descriptor: Ljava/lang/String;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.commons.logging.LogFactory$6 this
         0: .line 1443
            aload 0 /* this */
            aload 1
            putfield org.apache.commons.logging.LogFactory$6.val$key:Ljava/lang/String;
            aload 0 /* this */
            aload 2
            putfield org.apache.commons.logging.LogFactory$6.val$def:Ljava/lang/String;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.commons.logging.LogFactory$6 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/logging/LogFactory$6;
    MethodParameters:
         Name  Flags
      val$key  final
      val$def  final

  public java.lang.Object run();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.logging.LogFactory$6 this
         0: .line 1445
            aload 0 /* this */
            getfield org.apache.commons.logging.LogFactory$6.val$key:Ljava/lang/String;
            aload 0 /* this */
            getfield org.apache.commons.logging.LogFactory$6.val$def:Ljava/lang/String;
            invokestatic java.lang.System.getProperty:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
            areturn
        end local 0 // org.apache.commons.logging.LogFactory$6 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/logging/LogFactory$6;
}
SourceFile: "LogFactory.java"
EnclosingMethod: org.apache.commons.logging.LogFactory.getSystemProperty:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
NestHost: org.apache.commons.logging.LogFactory
InnerClasses:
  org.apache.commons.logging.LogFactory$6