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## org.apache.xml.utils
Class ObjectPool

    java.lang.Object
      |
      +--org.apache.xml.utils.ObjectPool

public class ObjectPool
extends java.lang.Object
implements java.io.Serializable

**For internal use only** Pool of object of a given type to pick from to help memory usage

See Also:
  Serialized Form

Constructor Summary
`ObjectPool()` Constructor ObjectPool
`ObjectPool(java.lang.Class type)` Constructor ObjectPool
`ObjectPool(java.lang.Class type, int size)` Constructor ObjectPool
`ObjectPool(java.lang.String className)` Constructor ObjectPool

Method Summary
`void` | `freeInstance(java.lang.Object obj)` Add an instance of the given object to the pool
`java.lang.Object` | `getInstance()` Get an instance of the given object in this pool
`java.lang.Object` | `getInstanceIfFree()` Get an instance of the given object in this pool if available

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### ObjectPool

    public ObjectPool(java.lang.Class type)

  Constructor ObjectPool
  Parameters:
    `type` - Type of objects for this pool

### ObjectPool

    public ObjectPool(java.lang.String className)

  Constructor ObjectPool
  Parameters:
    `className` - Fully qualified name of the type of objects for this pool.

### ObjectPool

    public ObjectPool(java.lang.Class type,
                      int size)

  Constructor ObjectPool
  Parameters:
    `type` - Type of objects for this pool
    `size` - Size of vector to allocate

### ObjectPool

    public ObjectPool()

  Constructor ObjectPool

Method Detail

### getInstanceIfFree

    public java.lang.Object getInstanceIfFree()

  Get an instance of the given object in this pool if available
  Returns:
    an instance of the given object if available or null

### getInstance

    public java.lang.Object getInstance()

  Get an instance of the given object in this pool
  Returns:
    An instance of the given object

### freeInstance

    public void freeInstance(java.lang.Object obj)

  Add an instance of the given object to the pool
  Parameters:
    `obj` - Object to add.

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Copyright © 2002 Apache XML Project. All Rights Reserved.