Method contains

ZezeJava/ZezeJava/src/main/java/Zeze/Transaction/TableX.java:629–631

(@NotNull K key)

	}

	public final boolean contains(@NotNull K key) {
		return get(key) != null;
	}

	public final @NotNull V getOrAdd(@NotNull K key) {
		return getOrAdd(key, null);