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import lombok.Singular;
@lombok.Builder(toBuilder = true) class BuilderSingularToBuilderWithNull {
public static @java.lang.SuppressWarnings("all") class BuilderSingularToBuilderWithNullBuilder {
private @java.lang.SuppressWarnings("all") java.util.ArrayList<String> elems;
@java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNullBuilder() {
super();
}
public @java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder elem(final String elem) {
if ((this.elems == null))
this.elems = new java.util.ArrayList<String>();
this.elems.add(elem);
return this;
}
public @java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder elems(final java.util.Collection<? extends String> elems) {
if ((elems == null))
{
throw new java.lang.NullPointerException("elems cannot be null");
}
if ((this.elems == null))
this.elems = new java.util.ArrayList<String>();
this.elems.addAll(elems);
return this;
}
public @java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder clearElems() {
if ((this.elems != null))
this.elems.clear();
return this;
}
public @java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull build() {
java.util.List<String> elems;
switch (((this.elems == null) ? 0 : this.elems.size())) {
case 0 :
elems = java.util.Collections.emptyList();
break;
case 1 :
elems = java.util.Collections.singletonList(this.elems.get(0));
break;
default :
elems = java.util.Collections.unmodifiableList(new java.util.ArrayList<String>(this.elems));
}
return new BuilderSingularToBuilderWithNull(elems);
}
public @java.lang.Override @java.lang.SuppressWarnings("all") java.lang.String toString() {
return (("BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder(elems=" + this.elems) + ")");
}
}
private @Singular java.util.List<String> elems;
public static void test() {
new BuilderSingularToBuilderWithNull(null).toBuilder();
}
@java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull(final java.util.List<String> elems) {
super();
this.elems = elems;
}
public static @java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder builder() {
return new BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder();
}
public @java.lang.SuppressWarnings("all") BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder toBuilder() {
final BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder builder = new BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder();
if ((this.elems != null))
builder.elems(this.elems);
return builder;
}
}
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