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class BuilderSingularToBuilderWithNull {
private java.util.List<String> elems;
public static void test() {
new BuilderSingularToBuilderWithNull(null).toBuilder();
}
@java.lang.SuppressWarnings("all")
BuilderSingularToBuilderWithNull(final java.util.List<String> elems) {
this.elems = elems;
}
@java.lang.SuppressWarnings("all")
public static class BuilderSingularToBuilderWithNullBuilder {
@java.lang.SuppressWarnings("all")
private java.util.ArrayList<String> elems;
@java.lang.SuppressWarnings("all")
BuilderSingularToBuilderWithNullBuilder() {
}
@java.lang.SuppressWarnings("all")
public BuilderSingularToBuilderWithNullBuilder elem(final String elem) {
if (this.elems == null) this.elems = new java.util.ArrayList<String>();
this.elems.add(elem);
return this;
}
@java.lang.SuppressWarnings("all")
public BuilderSingularToBuilderWithNullBuilder elems(final java.util.Collection<? extends String> elems) {
if (this.elems == null) this.elems = new java.util.ArrayList<String>();
this.elems.addAll(elems);
return this;
}
@java.lang.SuppressWarnings("all")
public BuilderSingularToBuilderWithNullBuilder clearElems() {
if (this.elems != null) this.elems.clear();
return this;
}
@java.lang.SuppressWarnings("all")
public 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);
}
@java.lang.Override
@java.lang.SuppressWarnings("all")
public java.lang.String toString() {
return "BuilderSingularToBuilderWithNull.BuilderSingularToBuilderWithNullBuilder(elems=" + this.elems + ")";
}
}
@java.lang.SuppressWarnings("all")
public static BuilderSingularToBuilderWithNullBuilder builder() {
return new BuilderSingularToBuilderWithNullBuilder();
}
@java.lang.SuppressWarnings("all")
public BuilderSingularToBuilderWithNullBuilder toBuilder() {
return new BuilderSingularToBuilderWithNullBuilder().elems(this.elems == null ? java.util.Collections.emptyList() : this.elems);
}
}
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