| Package | Description | 
|---|---|
| org.apache.http.impl.client | Default HTTP client implementation. | 
| org.apache.http.impl.execchain | HTTP request execution chain APIs. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | DefaultBackoffStrategyThis  ConnectionBackoffStrategybacks off either for a raw
 network socket or connection timeout or if the server explicitly
 sends a 503 (Service Unavailable) response. | 
| class  | NullBackoffStrategyThis is a  ConnectionBackoffStrategythat never backs off,
 for compatibility with existing behavior. | 
| Modifier and Type | Method and Description | 
|---|---|
| ConnectionBackoffStrategy | AbstractHttpClient. getConnectionBackoffStrategy()Deprecated.  | 
| Modifier and Type | Method and Description | 
|---|---|
| HttpClientBuilder | HttpClientBuilder. setConnectionBackoffStrategy(ConnectionBackoffStrategy connectionBackoffStrategy)Assigns  ConnectionBackoffStrategyinstance. | 
| void | AbstractHttpClient. setConnectionBackoffStrategy(ConnectionBackoffStrategy strategy)Deprecated.  | 
| Constructor and Description | 
|---|
| BackoffStrategyExec(ClientExecChain requestExecutor,
                   ConnectionBackoffStrategy connectionBackoffStrategy,
                   BackoffManager backoffManager) | 
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