Package org.apache.hc.client5.http.impl.classic

Class BackoffStrategyExec

java.lang.Object

org.apache.hc.client5.http.impl.classic.BackoffStrategyExec

All Implemented Interfaces:

ExecChainHandler

@Contract(threading=STATELESS)
public final class BackoffStrategyExec
extends Object
implements ExecChainHandler

Request execution handler in the classic request execution chain that is responsible for execution of an ConnectionBackoffStrategy.

Further responsibilities such as communication with the opposite endpoint is delegated to the next executor in the request execution chain.

Since:

4.3

Field Summary

Fields

Modifier and Type	Field	Description
private final BackoffManager	backoffManager
private final ConnectionBackoffStrategy	connectionBackoffStrategy
private static final org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor	Description
BackoffStrategyExec(ConnectionBackoffStrategy connectionBackoffStrategy, BackoffManager backoffManager)	Constructs a BackoffStrategyExec with the specified ConnectionBackoffStrategy and BackoffManager.

Method Summary

Modifier and Type	Method	Description
org.apache.hc.core5.http.ClassicHttpResponse	execute(org.apache.hc.core5.http.ClassicHttpRequest request, ExecChain.Scope scope, ExecChain chain)	Executes the actual HTTP request.

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.slf4j.Logger LOG

connectionBackoffStrategy

private final ConnectionBackoffStrategy connectionBackoffStrategy

backoffManager

private final BackoffManager backoffManager

Constructor Details

BackoffStrategyExec

public BackoffStrategyExec(ConnectionBackoffStrategy connectionBackoffStrategy,
 BackoffManager backoffManager)

Constructs a BackoffStrategyExec with the specified ConnectionBackoffStrategy and BackoffManager.

Parameters:

connectionBackoffStrategy - the strategy to determine whether to backoff based on the response or exception

backoffManager - the manager responsible for applying backoff and probing actions to the HTTP routes

Method Details

execute

public org.apache.hc.core5.http.ClassicHttpResponse execute(org.apache.hc.core5.http.ClassicHttpRequest request,
 ExecChain.Scope scope,
 ExecChain chain)
                                                     throws IOException,
org.apache.hc.core5.http.HttpException

Description copied from interface: ExecChainHandler

Executes the actual HTTP request. The handler can choose to return a response message or delegate request execution to the next element in the execution chain.

Specified by:

execute in interface ExecChainHandler

Parameters:

request - the actual request.

scope - the execution scope .

chain - the next element in the request execution chain.

Throws:

IOException

org.apache.hc.core5.http.HttpException