added in version 22.1.0
belongs to Maven artifact com.android.support:support-compat:28.0.0-alpha1
Summary: Nested Classes | Inherited Methods | [Expand All]

Pools

public final class Pools
extends Object

java.lang.Object
   ↳ android.support.v4.util.Pools

Helper class for creating pools of objects. An example use looks like this: 

 public class MyPooledClass { private static final SynchronizedPool sPool = new SynchronizedPool(10); public static MyPooledClass obtain() { MyPooledClass instance = sPool.acquire(); return (instance != null) ? instance : new MyPooledClass(); } public void recycle() { // Clear state if needed. sPool.release(this); } . . . }

Summary

Nested classes

interface Pools.Pool<T>

Interface for managing a pool of objects. 

class Pools.SimplePool<T>

Simple (non-synchronized) pool of objects. 

class Pools.SynchronizedPool<T>

Synchronized) pool of objects. 

Inherited methods

From class java.lang.Object