HttpClient 4.3以上版本

package com.wangxuegang.pachong;

import java.io.IOException;
import java.net.SocketTimeoutException;

import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import org.apache.log4j.Logger;
import org.junit.Test;

/**
 * 
 * @类描述：httpclient 4.3以上版本
 * @项目名称：com.wangxuegang.pachong
 * @包名： com.wangxuegang.pachong
 * @类名称：Pachong20181220
 * @创建人：wangxuegang
 * @创建时间：2018年12月21日上午9:49:30
 * @mail [e-mail]
 * @version v1.0
 
 */
public class Pachong20181220 {
	
	private static Logger log = Logger.getLogger(Pachong20181220.class);
	
	private static int CONNECT_TIME_OUT = 1000;
	private static int SOCKET_TIME_OUT = 2000;
	private static int CONNECTION_REQUEST_TIME_OUT = 2000;
	
	@Test
	public void test01(){
		
		try {
			/** 创建 httpClient 实例 */
			HttpClient httpClient = HttpClients.createDefault();
			
			/** 创建 get()方法 */
			HttpGet httpGet = new HttpGet("https://www.zhihu.com");
			
			/** 超时设置 */
			RequestConfig requestConfig = RequestConfig.custom()
					/** 设置连接超时时间，单位毫秒 */
					.setConnectTimeout(CONNECT_TIME_OUT)
					/** 请求获取数据的超时时间(即响应时间)，单位毫秒。 如果访问一个接口，多少时间内无法返回数据，就直接放弃此次调用 */
					.setSocketTimeout(SOCKET_TIME_OUT)
					/** 设置从connect Manager(连接池)获取Connection 超时时间，单位毫秒,这个属性是新加的属性，因为目前版本是可以共享连接池的 */
					.setConnectionRequestTimeout(CONNECTION_REQUEST_TIME_OUT)
					.build();
			httpGet.setConfig(requestConfig);
			
			/** get请求，返回响应 */
			HttpResponse httpResponse = httpClient.execute(httpGet);
			HttpEntity entity = httpResponse.getEntity();
			/** 状态 */
			int state = httpResponse.getStatusLine().getStatusCode();
			
			/** 打印 */
			System.out.println("响应状态:"+state+"\n内容："+EntityUtils.toString(entity,"UTF-8"));
			
		} catch (ClientProtocolException e) {
			log.error(e.getStackTrace());
		} catch (ConnectTimeoutException e) {
			log.error("温馨提示：连接超时");
		} catch (SocketTimeoutException e) {
			log.error("温馨提示：响应超时");
		} catch (IOException e) {
			log.error(e.getStackTrace());
		}
	}
	
	@Test
	public void test02(){
		
		try {
			/** 超时设置 */
			RequestConfig requestConfig = RequestConfig.custom()
					/** 设置连接超时时间，单位毫秒 */
					.setConnectTimeout(CONNECT_TIME_OUT)
					/** 请求获取数据的超时时间(即响应时间)，单位毫秒。 如果访问一个接口，多少时间内无法返回数据，就直接放弃此次调用 */
					.setSocketTimeout(SOCKET_TIME_OUT)
					/** 设置从connect Manager(连接池)获取Connection 超时时间，单位毫秒,这个属性是新加的属性，因为目前版本是可以共享连接池的 */
					.setConnectionRequestTimeout(CONNECTION_REQUEST_TIME_OUT)
					.build();
			
			/** 创建 httpClient 实例 */
			HttpClientBuilder httpClientBuilder = HttpClientBuilder.create();
			/** 连接池个数 */
			httpClientBuilder.setMaxConnTotal(30);
			/** 路由并发数 */
			httpClientBuilder.setMaxConnPerRoute(2);
			/** 使用配置的连接池和路由 */
			httpClientBuilder.setDefaultRequestConfig(requestConfig);
			
			/** 构建httpclient对象*/
			HttpClient httpClient = httpClientBuilder.build();
			
			/** 创建 get()方法 */
			HttpGet httpGet = new HttpGet("https://www.zhihu.com");
			
			/** get请求，返回响应 */
			HttpResponse httpResponse = httpClient.execute(httpGet);
			HttpEntity entity = httpResponse.getEntity();
			/** 状态 */
			int state = httpResponse.getStatusLine().getStatusCode();
			
			/** 打印 */
			System.out.println(""响应状态:"+state+"\n内容："+EntityUtils.toString(entity,"UTF-8"));
			
		} catch (ClientProtocolException e) {
			log.error(e.getStackTrace());
		} catch (ConnectTimeoutException e) {
			log.error("温馨提示：连接超时");
		} catch (SocketTimeoutException e) {
			log.error("温馨提示：响应超时");
		} catch (IOException e) {
			log.error(e.getStackTrace());
		}
	}
}

 

 

### 设置日志打印优先级 OFF、FATAL、ERROR、WARN、INFO、DEBUG、ALL###
log4j.rootLogger = debug,console,debug,error,all

### 输出信息到控制抬 ###
log4j.appender.console = org.apache.log4j.ConsoleAppender
log4j.appender.console.Target = System.out
log4j.appender.console.layout = org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n

### 输出INFO 级别以上的日志到=C://logs/info.log ###
log4j.appender.debug = org.apache.log4j.DailyRollingFileAppender
log4j.appender.debug.File = C://logs/info.log
log4j.appender.debug.Append = true
log4j.appender.debug.Threshold = INFO 
log4j.appender.debug.layout = org.apache.log4j.PatternLayout
log4j.appender.debug.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

### 输出ERROR 级别以上的日志到=C://logs/error.log ###
log4j.appender.error = org.apache.log4j.DailyRollingFileAppender
log4j.appender.error.File =C://logs/error.log 
log4j.appender.error.Append = true
log4j.appender.error.Threshold = ERROR 
log4j.appender.error.layout = org.apache.log4j.PatternLayout
log4j.appender.error.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

### 输出ALL 级别以上的日志到=C://logs/all.log ###
log4j.appender.all = org.apache.log4j.DailyRollingFileAppender
log4j.appender.all.File =C://logs/all.log 
log4j.appender.all.Append = true
log4j.appender.all.Threshold = ALL 
log4j.appender.all.layout = org.apache.log4j.PatternLayout
log4j.appender.all.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n