Checktyle.

src/main/java/org/apache/commons/lang3/function/FailableBiConsumer.java

@@ -33,7 +33,7 @@ public interface FailableBiConsumer<T, U, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableBiConsumer NOP = (t, u) -> {/* NOP */};
+    FailableBiConsumer NOP = (t, u) -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableBiFunction.java

@@ -35,7 +35,7 @@ public interface FailableBiFunction<T, U, R, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableBiFunction NOP = (t, u) -> null;
+    FailableBiFunction NOP = (t, u) -> null;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableConsumer.java

@@ -32,7 +32,7 @@ public interface FailableConsumer<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableConsumer NOP = t -> {/* NOP */};
+    FailableConsumer NOP = t -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableDoubleConsumer.java

@@ -31,7 +31,7 @@ public interface FailableDoubleConsumer<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableDoubleConsumer NOP = t -> {/* NOP */};
+    FailableDoubleConsumer NOP = t -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableDoubleFunction.java

@@ -31,7 +31,7 @@ public interface FailableDoubleFunction<R, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableDoubleFunction NOP = t -> null;
+    FailableDoubleFunction NOP = t -> null;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableDoubleToIntFunction.java

@@ -30,7 +30,7 @@ public interface FailableDoubleToIntFunction<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableDoubleToIntFunction NOP = t -> 0;
+    FailableDoubleToIntFunction NOP = t -> 0;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableDoubleToLongFunction.java

@@ -30,7 +30,7 @@ public interface FailableDoubleToLongFunction<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableDoubleToLongFunction NOP = t -> 0;
+    FailableDoubleToLongFunction NOP = t -> 0;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableFunction.java

@@ -33,7 +33,7 @@ public interface FailableFunction<T, R, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableFunction NOP = t -> null;
+    FailableFunction NOP = t -> null;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableIntConsumer.java

@@ -31,7 +31,7 @@ public interface FailableIntConsumer<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableIntConsumer NOP = t -> {/* NOP */};
+    FailableIntConsumer NOP = t -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableIntFunction.java

@@ -31,7 +31,7 @@ public interface FailableIntFunction<R, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableIntFunction NOP = t -> null;
+    FailableIntFunction NOP = t -> null;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableIntToDoubleFunction.java

@@ -30,7 +30,7 @@ public interface FailableIntToDoubleFunction<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableIntToDoubleFunction NOP = t -> 0d;
+    FailableIntToDoubleFunction NOP = t -> 0d;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableIntToLongFunction.java

@@ -30,7 +30,7 @@ public interface FailableIntToLongFunction<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableIntToLongFunction NOP = t -> 0L;
+    FailableIntToLongFunction NOP = t -> 0L;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableLongConsumer.java

@@ -31,7 +31,7 @@ public interface FailableLongConsumer<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableLongConsumer NOP = t -> {/* NOP */};
+    FailableLongConsumer NOP = t -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableLongFunction.java

@@ -31,7 +31,7 @@ public interface FailableLongFunction<R, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableLongFunction NOP = t -> null;
+    FailableLongFunction NOP = t -> null;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableLongToDoubleFunction.java

@@ -30,7 +30,7 @@ public interface FailableLongToDoubleFunction<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableLongToDoubleFunction NOP = t -> 0d;
+    FailableLongToDoubleFunction NOP = t -> 0d;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableLongToIntFunction.java

@@ -30,7 +30,7 @@ public interface FailableLongToIntFunction<E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableLongToIntFunction NOP = t -> 0;
+    FailableLongToIntFunction NOP = t -> 0;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableObjDoubleConsumer.java

@@ -31,7 +31,7 @@ public interface FailableObjDoubleConsumer<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableObjDoubleConsumer NOP = (t, u) -> {/* NOP */};
+    FailableObjDoubleConsumer NOP = (t, u) -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableObjIntConsumer.java

@@ -31,7 +31,7 @@ public interface FailableObjIntConsumer<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableObjIntConsumer NOP = (t, u) -> {/* NOP */};
+    FailableObjIntConsumer NOP = (t, u) -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableObjLongConsumer.java

@@ -31,7 +31,7 @@ public interface FailableObjLongConsumer<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableObjLongConsumer NOP = (t, u) -> {/* NOP */};
+    FailableObjLongConsumer NOP = (t, u) -> {/* NOP */};
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableToDoubleBiFunction.java

@@ -32,7 +32,7 @@ public interface FailableToDoubleBiFunction<T, U, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableToDoubleBiFunction NOP = (t, u) -> 0d;
+    FailableToDoubleBiFunction NOP = (t, u) -> 0d;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableToDoubleFunction.java

@@ -31,7 +31,7 @@ public interface FailableToDoubleFunction<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableToDoubleFunction NOP = t -> 0d;
+    FailableToDoubleFunction NOP = t -> 0d;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableToIntBiFunction.java

@@ -32,7 +32,7 @@ public interface FailableToIntBiFunction<T, U, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableToIntBiFunction NOP = (t, u) -> 0;
+    FailableToIntBiFunction NOP = (t, u) -> 0;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableToIntFunction.java

@@ -31,7 +31,7 @@ public interface FailableToIntFunction<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableToIntFunction NOP = t -> 0;
+    FailableToIntFunction NOP = t -> 0;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableToLongBiFunction.java

@@ -32,7 +32,7 @@ public interface FailableToLongBiFunction<T, U, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableToLongBiFunction NOP = (t, u) -> 0;
+    FailableToLongBiFunction NOP = (t, u) -> 0;
 
     /**
      * Returns The NOP singleton.

src/main/java/org/apache/commons/lang3/function/FailableToLongFunction.java

@@ -31,7 +31,7 @@ public interface FailableToLongFunction<T, E extends Throwable> {
 
     /** NOP singleton */
     @SuppressWarnings("rawtypes")
-    final FailableToLongFunction NOP = t -> 0L;
+    FailableToLongFunction NOP = t -> 0L;
 
     /**
      * Returns The NOP singleton.