Package htsjdk.samtools.util

Class Lazy<T>

java.lang.Object

htsjdk.samtools.util.Lazy<T>

public class Lazy<T>
extends Object

Simple utility for building an on-demand (lazy) object-initializer. Works by accepting an initializer describing how to build the on-demand object, which is only called once and only after the first invocation of get() (or it may not be called at all).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	Lazy.LazyInitializer<T>	Deprecated. since 1/2017 use a Supplier instead

Constructor Summary

Constructors

Constructor	Description
Lazy(Supplier<T> initializer)

Method Summary

Modifier and Type	Method	Description
T	get()	Returns the instance associated with this Lazy, initializing it if necessary.
boolean	isInitialized()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Lazy

public Lazy(Supplier<T> initializer)

Method Details

get

public T get()

Returns the instance associated with this Lazy, initializing it if necessary.

isInitialized

public boolean isInitialized()