andreacavalli/data-generator-runtime
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Update runtime

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This commit is contained in:
Andrea Cavalli 2022-02-20 16:25:35 +01:00
parent 3e15dc24a1
commit 14fd6fc4b2
1 changed files with 9 additions and 2 deletions
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11
src/main/java/it/cavallium/data/generator/Nullable.java
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@ -3,6 +3,7 @@ package it.cavallium.data.generator;
public class Nullable<T> { public class Nullable<T> {
private static final long serialVersionUID = 1L; private static final long serialVersionUID = 1L;
private static final Nullable<?> NULL = new Nullable<>(null);
private final T value; private final T value;
@ -18,12 +19,18 @@ public class Nullable<T> {
} }
} }
@SuppressWarnings("unchecked")
public static <T> Nullable<T> ofNullable(T value) { public static <T> Nullable<T> ofNullable(T value) {
return new Nullable<>(value); if (value == null) {
return (Nullable<T>) NULL;
} else {
return new Nullable<>(value);
}
} }
@SuppressWarnings("unchecked")
public static <T> Nullable<T> empty() { public static <T> Nullable<T> empty() {
return new Nullable<>(null); return (Nullable<T>) NULL;
} }
public boolean isEmpty() { public boolean isEmpty() {