com.mongodb.util
Class StringBuilderPool

java.lang.Object
  com.mongodb.util.SimplePool<StringBuilder>
      com.mongodb.util.StringBuilderPool

All Implemented Interfaces:

DynamicMBean

public class StringBuilderPool
extends SimplePool<StringBuilder>

Field Summary

Fields inherited from class com.mongodb.util.SimplePool

_availSafe, _debug, _maxToKeep, _maxTotal, _mbeanInfo, _name, _trackLeaks

Constructor Summary

StringBuilderPool(String name, int maxToKeep, int maxSize)
Initializes a pool of a given number of StringBuilders, each of a certain size.

Method Summary

StringBuilder	createNew() Create a new string builder.
protected long	memSize(StringBuilder buf)
boolean	ok(StringBuilder buf) Checks that the given string builder is within the size limit.

Methods inherited from class com.mongodb.util.SimplePool

available, cleanup, clear, done, everCreated, get, get, getAll, getAttribute, getAttributes, getMBeanInfo, inUse, invoke, maxToKeep, pick, remove, setAttribute, setAttributes, toString, total

Methods inherited from class java.lang.Object

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

Constructor Detail

StringBuilderPool

public StringBuilderPool(String name,
                         int maxToKeep,
                         int maxSize)

Initializes a pool of a given number of StringBuilders, each of a certain size.

Parameters:

maxToKeep - the number of string builders in the pool

maxSize - the size of each string builder

Method Detail

createNew

public StringBuilder createNew()

Create a new string builder.

Specified by:

createNew in class SimplePool<StringBuilder>

Returns:

the string builder

ok

public boolean ok(StringBuilder buf)

Checks that the given string builder is within the size limit.

Overrides:

ok in class SimplePool<StringBuilder>

Parameters:

buf - the builder to check

Returns:

if it is not too big

memSize

protected long memSize(StringBuilder buf)