Package jetbrains.buildServer.util

Class StringPool

java.lang.Object

jetbrains.buildServer.util.StringPool

public class StringPool
extends Object

Simple pool for reusable strings. The pool is static, has unlimited size and thus can only be used for strings which are often the same. The pool is thread safe.

Author:

Pavel.Sher

Constructor Summary

Constructors

Constructor	Description
StringPool()

Method Summary

Modifier and Type	Method	Description
static void	clearPool()	Clears the pool of strings.
static String	getFromPool(String value)	The same as reuse(String) but allows to pass and return nulls.
static String	reuse(String value)	Ensures that the string is reused.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringPool

public StringPool()

Method Detail

getFromPool

@Nullable
@Contract("null->null;!null->!null")
public static String getFromPool(@Nullable
                                 String value)

The same as reuse(String) but allows to pass and return nulls.

Parameters:

value - string to retrieve from pool

Returns:

returns the specified string from the pool or stores it there if it was not pooled before.

reuse

@NotNull
public static String reuse(@NotNull
                           String value)

Ensures that the string is reused.

Parameters:

value - a string to get reused instance. Nulls are not allowed.

Returns:

the reused instance.

Since:

8.0

clearPool

public static void clearPool()

Clears the pool of strings.