com.atlassian.vcache.internal.core

Class DefaultRequestContext

java.lang.Object

com.atlassian.vcache.internal.core.DefaultRequestContext

All Implemented Interfaces:

RequestContext

public class DefaultRequestContext
extends Object
implements RequestContext

An implementation of the RequestContext that is NOT thread-safe.

Since:

1.0

Constructor Summary

Constructors

Constructor and Description
DefaultRequestContext(String partitionId)

Method Summary

Modifier and Type	Method and Description
<T> T	computeIfAbsent(Object key, Supplier<T> supplier) Returns the value associated with the specified key, or computes it atomically using the provided supplier.
<T> Optional<T>	get(Object key) Returns the value associated with the specified key, or Optional.empty().
String	partitionIdentifier() Returns the partition identifier

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultRequestContext

public DefaultRequestContext(String partitionId)

Method Detail

partitionIdentifier

@Nonnull
public String partitionIdentifier()

Description copied from interface: RequestContext

Returns the partition identifier

Specified by:

partitionIdentifier in interface RequestContext

Returns:

the partition identifier

computeIfAbsent

@Nonnull
public <T> T computeIfAbsent(Object key,
                                      Supplier<T> supplier)

Description copied from interface: RequestContext

Returns the value associated with the specified key, or computes it atomically using the provided supplier.

Specified by:

computeIfAbsent in interface RequestContext

Type Parameters:

T - the return type

Parameters:

key - the key to retrieve the value under.

supplier - the supplier to create the missing value

Returns:

the current value associated with the key, or a new value created with the provided supplier.

get

@Nonnull
public <T> Optional<T> get(Object key)

Description copied from interface: RequestContext

Returns the value associated with the specified key, or Optional.empty().

Specified by:

get in interface RequestContext