com.netflix.concurrency.limits.strategy

Class LookupPartitionStrategy<T>

java.lang.Object

com.netflix.concurrency.limits.strategy.LookupPartitionStrategy<T>

Type Parameters:

T -

All Implemented Interfaces:

Strategy<T>

public class LookupPartitionStrategy<T>
extends java.lang.Object
implements Strategy<T>

Strategy for partitioning the limiter by named groups where the allocation of group to percentage is provided up front.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LookupPartitionStrategy.Builder<T>

Nested classes/interfaces inherited from interface com.netflix.concurrency.limits.Strategy

Strategy.Token

Method Summary

Modifier and Type	Method and Description
int	getLimit()
static <T> LookupPartitionStrategy.Builder<T>	newBuilder(java.util.function.Function<T,java.lang.String> lookup)
void	setLimit(int newLimit) Update the strategy with a new limit
java.lang.String	toString()
java.util.Optional<Strategy.Token>	tryAcquire(T type) Try to acquire a token from the limiter.

Methods inherited from class java.lang.Object

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

Method Detail

newBuilder

public static <T> LookupPartitionStrategy.Builder<T> newBuilder(java.util.function.Function<T,java.lang.String> lookup)

tryAcquire

public java.util.Optional<Strategy.Token> tryAcquire(T type)

Description copied from interface: Strategy

Try to acquire a token from the limiter.

Specified by:

tryAcquire in interface Strategy<T>

Parameters:

type - Context of the request for partitioned limits

Returns:

Optional.empty() if limit exceeded or a Strategy.Token that must be released when the operation completes.

setLimit

public void setLimit(int newLimit)

Description copied from interface: Strategy

Update the strategy with a new limit

Specified by:

setLimit in interface Strategy<T>

getLimit

public int getLimit()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object