diff --git a/src/main/java/org/apache/commons/collections4/bag/TransformedBag.java b/src/main/java/org/apache/commons/collections4/bag/TransformedBag.java
index 760b4dcca..3f24440c5 100644
--- a/src/main/java/org/apache/commons/collections4/bag/TransformedBag.java
+++ b/src/main/java/org/apache/commons/collections4/bag/TransformedBag.java
@@ -76,7 +76,7 @@ public class TransformedBag<E> extends TransformedCollection<E> implements Bag<E
         final TransformedBag<E> decorated = new TransformedBag<E>(bag, transformer);
         if (transformer != null && bag != null && bag.size() > 0) {
             @SuppressWarnings("unchecked") // Bag is of type E
-            final E[] values = (E[]) bag.toArray();
+            final E[] values = (E[]) bag.toArray(); // NOPMD - false positive for generics
             bag.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));
diff --git a/src/main/java/org/apache/commons/collections4/bag/TransformedSortedBag.java b/src/main/java/org/apache/commons/collections4/bag/TransformedSortedBag.java
index 7d1db12b7..724b0c429 100644
--- a/src/main/java/org/apache/commons/collections4/bag/TransformedSortedBag.java
+++ b/src/main/java/org/apache/commons/collections4/bag/TransformedSortedBag.java
@@ -77,7 +77,7 @@ public class TransformedSortedBag<E> extends TransformedBag<E> implements Sorted
         final TransformedSortedBag<E>  decorated = new TransformedSortedBag<E>(bag, transformer);
         if (transformer != null && bag != null && bag.size() > 0) {
             @SuppressWarnings("unchecked") // bag is type E
-            final E[] values = (E[]) bag.toArray();
+            final E[] values = (E[]) bag.toArray(); // NOPMD - false positive for generics
             bag.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));
diff --git a/src/main/java/org/apache/commons/collections4/collection/TransformedCollection.java b/src/main/java/org/apache/commons/collections4/collection/TransformedCollection.java
index 1e751eb5e..7a776ebea 100644
--- a/src/main/java/org/apache/commons/collections4/collection/TransformedCollection.java
+++ b/src/main/java/org/apache/commons/collections4/collection/TransformedCollection.java
@@ -84,7 +84,7 @@ public class TransformedCollection<E> extends AbstractCollectionDecorator<E> {
         // null collection & transformer are disallowed by the constructor call above 
         if (collection.size() > 0) {
             @SuppressWarnings("unchecked") // collection is of type E
-            final E[] values = (E[]) collection.toArray();
+            final E[] values = (E[]) collection.toArray(); // NOPMD - false positive for generics
             collection.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));
diff --git a/src/main/java/org/apache/commons/collections4/list/TransformedList.java b/src/main/java/org/apache/commons/collections4/list/TransformedList.java
index 927c4c915..a10f1899b 100644
--- a/src/main/java/org/apache/commons/collections4/list/TransformedList.java
+++ b/src/main/java/org/apache/commons/collections4/list/TransformedList.java
@@ -80,7 +80,7 @@ public class TransformedList<E> extends TransformedCollection<E> implements List
         final TransformedList<E> decorated = new TransformedList<E>(list, transformer);
         if (transformer != null && list != null && list.size() > 0) {
             @SuppressWarnings("unchecked") // list is of type E
-            final E[] values = (E[]) list.toArray();
+            final E[] values = (E[]) list.toArray(); // NOPMD - false positive for generics
             list.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));
diff --git a/src/main/java/org/apache/commons/collections4/queue/TransformedQueue.java b/src/main/java/org/apache/commons/collections4/queue/TransformedQueue.java
index ec934ffe8..88a25568b 100644
--- a/src/main/java/org/apache/commons/collections4/queue/TransformedQueue.java
+++ b/src/main/java/org/apache/commons/collections4/queue/TransformedQueue.java
@@ -76,7 +76,7 @@ public class TransformedQueue<E> extends TransformedCollection<E> implements Que
         final TransformedQueue<E> decorated = new TransformedQueue<E>(queue, transformer); 
         if (queue.size() > 0) {
             @SuppressWarnings("unchecked") // queue is type <E>
-            final E[] values = (E[]) queue.toArray();
+            final E[] values = (E[]) queue.toArray(); // NOPMD - false positive for generics
             queue.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));
diff --git a/src/main/java/org/apache/commons/collections4/set/TransformedSet.java b/src/main/java/org/apache/commons/collections4/set/TransformedSet.java
index 1f8330d94..032560362 100644
--- a/src/main/java/org/apache/commons/collections4/set/TransformedSet.java
+++ b/src/main/java/org/apache/commons/collections4/set/TransformedSet.java
@@ -76,7 +76,7 @@ public class TransformedSet<E> extends TransformedCollection<E> implements Set<E
         final TransformedSet<E> decorated = new TransformedSet<E>(set, transformer);
         if (transformer != null && set != null && set.size() > 0) {
             @SuppressWarnings("unchecked") // set is type E
-            final E[] values = (E[]) set.toArray();
+            final E[] values = (E[]) set.toArray(); // NOPMD - false positive for generics
             set.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));
diff --git a/src/main/java/org/apache/commons/collections4/set/TransformedSortedSet.java b/src/main/java/org/apache/commons/collections4/set/TransformedSortedSet.java
index 380200b81..f519616a7 100644
--- a/src/main/java/org/apache/commons/collections4/set/TransformedSortedSet.java
+++ b/src/main/java/org/apache/commons/collections4/set/TransformedSortedSet.java
@@ -78,7 +78,7 @@ public class TransformedSortedSet<E> extends TransformedSet<E> implements Sorted
         final TransformedSortedSet<E> decorated = new TransformedSortedSet<E>(set, transformer);
         if (transformer != null && set != null && set.size() > 0) {
             @SuppressWarnings("unchecked") // set is type E
-            final E[] values = (E[]) set.toArray();
+            final E[] values = (E[]) set.toArray(); // NOPMD - false positive for generics
             set.clear();
             for (final E value : values) {
                 decorated.decorated().add(transformer.transform(value));