http://nexus.sonatype.org/oss-repository-hosting.html/jool-java-8: jOOλ is part of the jOOQ series (along with jOOQ, jOOX, jOOR, jOOU) providing some useful extensions to Java 8 lambdas.
  • Lukas Eder 
public interface org.jooq.lambda.fi.util.function.CheckedUnaryOperator<T> extends org.jooq.lambda.fi.util.function.CheckedFunction<T, T>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.jooq.lambda.fi.util.function.CheckedUnaryOperator
  super_class: java.lang.Object
{
  public static <T> java.util.function.UnaryOperator<T> sneaky(org.jooq.lambda.fi.util.function.CheckedUnaryOperator<T>);
    descriptor: (Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator;)Ljava/util/function/UnaryOperator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jooq.lambda.fi.util.function.CheckedUnaryOperator operator
         0: .line 35
            aload 0 /* operator */
            invokestatic org.jooq.lambda.Sneaky.unaryOperator:(Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator;)Ljava/util/function/UnaryOperator;
            areturn
        end local 0 // org.jooq.lambda.fi.util.function.CheckedUnaryOperator operator
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0  operator  Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator<TT;>;
    Signature: <T:Ljava/lang/Object;>(Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator<TT;>;)Ljava/util/function/UnaryOperator<TT;>;
    MethodParameters:
          Name  Flags
      operator  

  public static <T> java.util.function.UnaryOperator<T> unchecked(org.jooq.lambda.fi.util.function.CheckedUnaryOperator<T>);
    descriptor: (Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator;)Ljava/util/function/UnaryOperator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jooq.lambda.fi.util.function.CheckedUnaryOperator operator
         0: .line 42
            aload 0 /* operator */
            invokestatic org.jooq.lambda.Unchecked.unaryOperator:(Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator;)Ljava/util/function/UnaryOperator;
            areturn
        end local 0 // org.jooq.lambda.fi.util.function.CheckedUnaryOperator operator
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0  operator  Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator<TT;>;
    Signature: <T:Ljava/lang/Object;>(Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator<TT;>;)Ljava/util/function/UnaryOperator<TT;>;
    MethodParameters:
          Name  Flags
      operator  

  public static <T> java.util.function.UnaryOperator<T> unchecked(org.jooq.lambda.fi.util.function.CheckedUnaryOperator<T>, java.util.function.Consumer<java.lang.Throwable>);
    descriptor: (Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator;Ljava/util/function/Consumer;)Ljava/util/function/UnaryOperator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.jooq.lambda.fi.util.function.CheckedUnaryOperator operator
        start local 1 // java.util.function.Consumer handler
         0: .line 49
            aload 0 /* operator */
            aload 1 /* handler */
            invokestatic org.jooq.lambda.Unchecked.unaryOperator:(Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator;Ljava/util/function/Consumer;)Ljava/util/function/UnaryOperator;
            areturn
        end local 1 // java.util.function.Consumer handler
        end local 0 // org.jooq.lambda.fi.util.function.CheckedUnaryOperator operator
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0  operator  Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator<TT;>;
            0    1     1   handler  Ljava/util/function/Consumer<Ljava/lang/Throwable;>;
    Signature: <T:Ljava/lang/Object;>(Lorg/jooq/lambda/fi/util/function/CheckedUnaryOperator<TT;>;Ljava/util/function/Consumer<Ljava/lang/Throwable;>;)Ljava/util/function/UnaryOperator<TT;>;
    MethodParameters:
          Name  Flags
      operator  
      handler   
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;Lorg/jooq/lambda/fi/util/function/CheckedFunction<TT;TT;>;
SourceFile: "CheckedUnaryOperator.java"
    RuntimeVisibleAnnotations: 
      java.lang.FunctionalInterface()