SynchronizedStack (Apache Tomcat 9.0.80 API Documentation)

java.lang.Object
- org.apache.tomcat.util.collections.SynchronizedStack<T>

Type Parameters:

T - The type of object managed by this stack

Direct Known Subclasses:

AbstractProtocol.RecycledProcessors
```
public class SynchronizedStack<T>
extends java.lang.Object
```
This is intended as a (mostly) GC-free alternative to Stack when the requirement is to create a pool of re-usable objects with no requirement to shrink the pool. The aim is to provide the bare minimum of required functionality as quickly as possible with minimum garbage.

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static int DEFAULT_SIZE
- Constructor Summary
  
  Constructors
  Constructor Description
  
  SynchronizedStack()
  
  SynchronizedStack(int size, int limit)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  void clear()
  
  T pop()
  
  boolean push(T obj)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- DEFAULT_SIZE
```
public static final int DEFAULT_SIZE
```
  See Also:
  
  Constant Field Values

Constructor Detail

SynchronizedStack
```
public SynchronizedStack()
```

SynchronizedStack

public SynchronizedStack(int size,
                         int limit)

Method Detail

push
```
public boolean push(T obj)
```

pop
```
public T pop()
```

clear
```
public void clear()
```