1 files changed, 4 insertions, 0 deletions
diff --git a/test/transform/resource/after-delombok/BuilderSingularSets.java b/test/transform/resource/after-delombok/BuilderSingularSets.java
index c85bbb99..7b905c8c 100644
--- a/test/transform/resource/after-delombok/BuilderSingularSets.java
+++ b/test/transform/resource/after-delombok/BuilderSingularSets.java
@@ -34,6 +34,7 @@ class BuilderSingularSets<T> {
 		}
 		@java.lang.SuppressWarnings("all")
 		public BuilderSingularSets.BuilderSingularSetsBuilder<T> dangerMice(final java.util.Collection<? extends T> dangerMice) {
+			if (dangerMice == null) throw new java.lang.NullPointerException("dangerMice cannot be null");
 			if (this.dangerMice == null) this.dangerMice = new java.util.ArrayList<T>();
 			this.dangerMice.addAll(dangerMice);
 			return this;
@@ -51,6 +52,7 @@ class BuilderSingularSets<T> {
 		}
 		@java.lang.SuppressWarnings("all")
 		public BuilderSingularSets.BuilderSingularSetsBuilder<T> octopodes(final java.util.Collection<? extends Number> octopodes) {
+			if (octopodes == null) throw new java.lang.NullPointerException("octopodes cannot be null");
 			if (this.octopodes == null) this.octopodes = new java.util.ArrayList<Number>();
 			this.octopodes.addAll(octopodes);
 			return this;
@@ -68,6 +70,7 @@ class BuilderSingularSets<T> {
 		}
 		@java.lang.SuppressWarnings("all")
 		public BuilderSingularSets.BuilderSingularSetsBuilder<T> rawSet(final java.util.Collection<?> rawSet) {
+			if (rawSet == null) throw new java.lang.NullPointerException("rawSet cannot be null");
 			if (this.rawSet == null) this.rawSet = new java.util.ArrayList<java.lang.Object>();
 			this.rawSet.addAll(rawSet);
 			return this;
@@ -85,6 +88,7 @@ class BuilderSingularSets<T> {
 		}
 		@java.lang.SuppressWarnings("all")
 		public BuilderSingularSets.BuilderSingularSetsBuilder<T> stringSet(final java.util.Collection<? extends String> stringSet) {
+			if (stringSet == null) throw new java.lang.NullPointerException("stringSet cannot be null");
 			if (this.stringSet == null) this.stringSet = new java.util.ArrayList<String>();
 			this.stringSet.addAll(stringSet);
 			return this;