org.apache.http.impl.execchain

Class MainClientExec

java.lang.Object

org.apache.http.impl.execchain.MainClientExec

All Implemented Interfaces:

ClientExecChain

@Contract(threading=IMMUTABLE_CONDITIONAL)
public class MainClientExec
extends Object
implements ClientExecChain

HTTP请求执行链中的最后一个请求执行器负责执行与相对端点的请求/响应交换。 如果中间代理或目标服务器进行身份验证挑战，此执行程序将自动重试该请求。

从以下版本开始：

4.3

构造方法摘要

构造方法

Constructor and Description
MainClientExec(HttpRequestExecutor requestExecutor, HttpClientConnectionManager connManager, ConnectionReuseStrategy reuseStrategy, ConnectionKeepAliveStrategy keepAliveStrategy, AuthenticationStrategy targetAuthStrategy, AuthenticationStrategy proxyAuthStrategy, UserTokenHandler userTokenHandler)
MainClientExec(HttpRequestExecutor requestExecutor, HttpClientConnectionManager connManager, ConnectionReuseStrategy reuseStrategy, ConnectionKeepAliveStrategy keepAliveStrategy, HttpProcessor proxyHttpProcessor, AuthenticationStrategy targetAuthStrategy, AuthenticationStrategy proxyAuthStrategy, UserTokenHandler userTokenHandler)

方法摘要

Methods

Modifier and Type	Method and Description
CloseableHttpResponse	execute(HttpRoute route, HttpRequestWrapper request, HttpClientContext context, HttpExecutionAware execAware) 通过将请求发送到目标服务器或将其传递到请求执行链中的下一个执行程序来执行请求。

Methods inherited from class java.lang.Object

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

构造方法详细信息

MainClientExec

public MainClientExec(HttpRequestExecutor requestExecutor,
              HttpClientConnectionManager connManager,
              ConnectionReuseStrategy reuseStrategy,
              ConnectionKeepAliveStrategy keepAliveStrategy,
              HttpProcessor proxyHttpProcessor,
              AuthenticationStrategy targetAuthStrategy,
              AuthenticationStrategy proxyAuthStrategy,
              UserTokenHandler userTokenHandler)

从以下版本开始：

4.4

MainClientExec

public MainClientExec(HttpRequestExecutor requestExecutor,
              HttpClientConnectionManager connManager,
              ConnectionReuseStrategy reuseStrategy,
              ConnectionKeepAliveStrategy keepAliveStrategy,
              AuthenticationStrategy targetAuthStrategy,
              AuthenticationStrategy proxyAuthStrategy,
              UserTokenHandler userTokenHandler)

方法详细信息

execute

public CloseableHttpResponse execute(HttpRoute route,
                            HttpRequestWrapper request,
                            HttpClientContext context,
                            HttpExecutionAware execAware)
                              throws IOException,
                                     HttpException

说明从界面： ClientExecChain复制

通过将请求发送到目标服务器或将其传递到请求执行链中的下一个执行程序来执行请求。

Specified by:

execute在界面 ClientExecChain

参数

route - 连接路线。

request - 当前请求。

context - 当前的HTTP上下文。

execAware - 阻塞I / O操作通知的接收者。

结果

HTTP响应从相对端点接收或本地生成。

异常

IOException - 在出现I / O错误的情况下。 （这种类型的异常是潜在的可恢复的）。

HttpException - 在HTTP协议错误的情况下（通常这种类型的异常是不可恢复的）。