HttpUtils.java
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package com.erry.iclear.dateInterface.util;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.apache.http.HttpEntity;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.params.ConnRoutePNames;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
/**
* 利用HttpClient进行post请求的工具类
* mt
* 2022年3月8日11:09:58
*/
public class HttpUtils {
private static String CHARSET = "utf-8";
/**
* post请求
* @param url
* @param json
* @return
*/
public static String doProxyPost(String url,String json,Map<String,String> headerMap,String proxyUrl,Integer port) throws Exception {
HttpClient httpClient = null;
HttpPost httpPost = null;
String result = null;
httpClient = SSLClient.getProxyHttpsClient(proxyUrl,port);
try{
httpPost = new HttpPost(url);
//设置参数
List<NameValuePair> list = new ArrayList<NameValuePair>();
StringEntity entity = new StringEntity(json, HttpUtils.CHARSET);//解决中文乱码问题
entity.setContentEncoding("UTF-8");
entity.setContentType("application/json");
httpPost.setEntity(entity);
Iterator headerIterator = headerMap.entrySet().iterator();
while(headerIterator.hasNext()){
Entry<String,String> elem = (Entry<String, String>) headerIterator.next();
httpPost.addHeader(elem.getKey(),elem.getValue());
}
// /** 设置代理IP **/
// HttpHost proxy = new HttpHost(proxyUrl, 3128);
// httpClient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY,proxy);
HttpResponse response = httpClient.execute(httpPost);
if(response != null){
HttpEntity resEntity = response.getEntity();
if(resEntity != null){
result = EntityUtils.toString(resEntity,HttpUtils.CHARSET);
}
}
} finally {
httpClient.getConnectionManager().shutdown(); //关闭连接
}
return result;
}
public static String doProxyPost(String url,Map<String,String> paramMap,String proxyUrl,Integer port) throws Exception {
// HttpClient httpClient = null;
HttpPost httpPost = null;
String result = null;
HttpClient httpClient = SSLClient.getProxyHttpsClient(proxyUrl,port);
try{
httpPost = new HttpPost(url);
//设置参数
List<NameValuePair> list = new ArrayList<NameValuePair>();
Iterator iterator = paramMap.entrySet().iterator();
while(iterator.hasNext()){
Entry<String,String> elem = (Entry<String, String>) iterator.next();
list.add(new BasicNameValuePair(elem.getKey(),elem.getValue()));
}
if(list.size() > 0){
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list,HttpUtils.CHARSET);
httpPost.setEntity(entity);
}
/** 设置代理IP **/
// HttpHost proxy = new HttpHost(proxyUrl, 3128);
// httpClient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY,proxy);
HttpResponse response = httpClient.execute(httpPost);
if(response != null){
HttpEntity resEntity = response.getEntity();
if(resEntity != null){
result = EntityUtils.toString(resEntity,HttpUtils.CHARSET);
}
}
} finally {
httpClient.getConnectionManager().shutdown(); //关闭连接
}
return result;
}
/**
* 代理模式get请求，返回请求状态
* @param url
* @param proxyUrl
* @param port
* @return
* @throws Exception
*/
public static Integer doProxyGet(String url,String proxyUrl,Integer port) throws Exception {
HttpGet httpGet = null;
Integer statusCode = 0;
HttpClient httpClient = SSLClient.getProxyHttpsClient(proxyUrl,port);
try{
httpGet = new HttpGet(url);
HttpResponse response = httpClient.execute(httpGet);
if(response != null){
statusCode = response.getStatusLine().getStatusCode();
}
} finally {
httpClient.getConnectionManager().shutdown(); //关闭连接
}
return statusCode;
}
/**
* post请求
* @param url
* @param json
* @return
*/
public static String doPost(String url,String json,Map<String,String> headerMap){
HttpClient httpClient = null;
HttpPost httpPost = null;
String result = null;
try{
httpClient = new SSLClient();
httpPost = new HttpPost(url);
//设置参数
List<NameValuePair> list = new ArrayList<NameValuePair>();
StringEntity entity = new StringEntity(json, HttpUtils.CHARSET);//解决中文乱码问题
entity.setContentEncoding("UTF-8");
entity.setContentType("application/json");
httpPost.setEntity(entity);
Iterator headerIterator = headerMap.entrySet().iterator();
while(headerIterator.hasNext()){
Entry<String,String> elem = (Entry<String, String>) headerIterator.next();
httpPost.addHeader(elem.getKey(),elem.getValue());
}
HttpResponse response = httpClient.execute(httpPost);
if(response != null){
HttpEntity resEntity = response.getEntity();
if(resEntity != null){
result = EntityUtils.toString(resEntity,HttpUtils.CHARSET);
}
}
}catch(Exception ex){
ex.printStackTrace();
}
return result;
}
/**
* post请求 map参数
* @param url
* @param paramMap
* @return
*/
public static String doPost(String url,Map<String,String> paramMap){
HttpClient httpClient = null;
HttpPost httpPost = null;
String result = null;
try{
httpClient = new SSLClient();
httpPost = new HttpPost(url);
//设置参数
List<NameValuePair> list = new ArrayList<NameValuePair>();
Iterator iterator = paramMap.entrySet().iterator();
while(iterator.hasNext()){
Entry<String,String> elem = (Entry<String, String>) iterator.next();
list.add(new BasicNameValuePair(elem.getKey(),elem.getValue()));
}
if(list.size() > 0){
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list,HttpUtils.CHARSET);
httpPost.setEntity(entity);
}
HttpResponse response = httpClient.execute(httpPost);
if(response != null){
HttpEntity resEntity = response.getEntity();
if(resEntity != null){
result = EntityUtils.toString(resEntity,HttpUtils.CHARSET);
}
}
}catch(Exception ex){
ex.printStackTrace();
}
return result;
}
/**
* post请求，包含header
* @param url
* @param paramMap
* @param headerMap
* @return
*/
public static String doPost(String url,Map<String,String> paramMap,Map<String,String> headerMap){
HttpClient httpClient = null;
HttpPost httpPost = null;
String result = null;
try{
httpClient = new SSLClient();
httpPost = new HttpPost(url);
//设置参数
List<NameValuePair> list = new ArrayList<NameValuePair>();
Iterator iterator = paramMap.entrySet().iterator();
while(iterator.hasNext()){
Entry<String,String> elem = (Entry<String, String>) iterator.next();
list.add(new BasicNameValuePair(elem.getKey(),elem.getValue()));
}
if(list.size() > 0){
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list,HttpUtils.CHARSET);
httpPost.setEntity(entity);
}
Iterator headerIterator = headerMap.entrySet().iterator();
while(headerIterator.hasNext()){
Entry<String,String> elem = (Entry<String, String>) headerIterator.next();
httpPost.addHeader(elem.getKey(),elem.getValue());
}
HttpResponse response = httpClient.execute(httpPost);
if(response != null){
HttpEntity resEntity = response.getEntity();
if(resEntity != null){
result = EntityUtils.toString(resEntity,HttpUtils.CHARSET);
}
}
}catch(Exception ex){
ex.printStackTrace();
}
return result;
}
}