com.jack90john.common.utils.http.client.HttpClientUtils Maven / Gradle / Ivy
package com.jack90john.common.utils.http.client;
import org.apache.commons.collections4.MapUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.ssl.SSLContextBuilder;
import org.apache.http.util.EntityUtils;
import java.io.IOException;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.util.Map;
/**
* 网络请求工具（封装apache-httpClient）
* @author jack
* @version 1.0.0
* @since 2.0.0.RELEASE
*/
public class HttpClientUtils {
private HttpClientUtils() {
}
/**
* 发送无参的Get请求
*
* @param url 请求URL
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doGet(String url) throws IOException {
return doGetWithHeader(url, null);
}
/**
* 发送带参的Get请求
*
* @param url 请求URL
* @param param 参数Map
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doGet(String url, Map param) throws IOException {
return doGetWithHeader(combineUrlAndParam(url, param), null);
}
/**
* 发送带参数和头信息的Get请求
*
* @param url 请求URL
* @param param 参数Map
* @param headers 头信息Map
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doGetWithHeader(String url, Map param, Map headers) throws IOException {
return doGetWithHeader(combineUrlAndParam(url, param), headers);
}
/**
* 发送无参数但是有头信息的Get请求
*
* @param url 请求URL
* @param headers 头信息Map
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doGetWithHeader(String url, Map headers) throws IOException {
// 创建Httpclient对象
CloseableHttpClient httpClient = buildClient();
CloseableHttpResponse response = null;
HttpClientResult result = new HttpClientResult();
try {
// 创建http GET请求
HttpGet httpGet = new HttpGet(url);
if (MapUtils.isNotEmpty(headers)) {
headers.forEach(httpGet::addHeader);
}
// 执行请求
response = httpClient.execute(httpGet);
String data = EntityUtils.toString(response.getEntity(), "UTF-8");
result.setStatus(response.getStatusLine().getStatusCode());
result.setResult(data);
result.setHeaders(response.getAllHeaders());
} finally {
if (response != null) {
response.close();
}
httpClient.close();
}
return result;
}
/**
* 发送无参的Post请求
*
* @param url 请求URL
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doPost(String url) throws IOException {
return doPostWithHeader(url, null, null);
}
/**
* 发送带参（Json格式）的Post请求
*
* @param url 请求URL
* @param jsonParam Json参数
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doPost(String url, String jsonParam) throws IOException {
return doPostWithHeader(url, jsonParam, null);
}
/**
* 发送无参数但是有头信息的Post请求
*
* @param url 请求URL
* @param headers 头信息Map
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doPost(String url, Map headers) throws IOException {
return doPostWithHeader(url, null, headers);
}
/**
* 发送带参数（Json格式）和头信息的Post请求
*
* @param url 请求URL
* @param jsonParam Json参数
* @param headers 头信息Map
* @return {@link HttpClientResult} 请求结果
* @throws IOException IOException
* @since 2.0.0.RELEASE
*/
public static HttpClientResult doPostWithHeader(String url, String jsonParam, Map headers) throws IOException {
// 创建Httpclient对象
CloseableHttpClient httpClient = buildClient();
CloseableHttpResponse response = null;
HttpClientResult httpClientResult = new HttpClientResult();
try {
// 创建Http Post请求
HttpPost httpPost = new HttpPost(url);
httpPost.expectContinue();
// 创建请求内容
if (StringUtils.isNotEmpty(jsonParam)) {
StringEntity entity = new StringEntity(jsonParam, ContentType.APPLICATION_JSON);
httpPost.setEntity(entity);
}
if (MapUtils.isNotEmpty(headers)) {
headers.forEach(httpPost::addHeader);
}
// 执行http请求
response = httpClient.execute(httpPost);
String data = EntityUtils.toString(response.getEntity(), "UTF-8");
httpClientResult.setResult(data);
httpClientResult.setHeaders(response.getAllHeaders());
httpClientResult.setStatus(response.getStatusLine().getStatusCode());
} finally {
if (response != null) {
response.close();
}
httpClient.close();
}
return httpClientResult;
}
/**
* 建立httpClient
* @return CloseableHttpClient
* @since 2.0.0.RELEASE
*/
private static CloseableHttpClient buildClient() {
SSLContextBuilder builder = new SSLContextBuilder();
SSLConnectionSocketFactory sslConnectionSocketFactory = null;
try {
builder.loadTrustMaterial(null, new TrustSelfSignedStrategy());
sslConnectionSocketFactory = new SSLConnectionSocketFactory(builder.build(), NoopHostnameVerifier.INSTANCE);
} catch (NoSuchAlgorithmException | KeyStoreException | KeyManagementException e) {
e.printStackTrace();
}
Registry registry = RegistryBuilder.create()
.register("http", new PlainConnectionSocketFactory())
.register("https", sslConnectionSocketFactory)
.build();
PoolingHttpClientConnectionManager cm = new PoolingHttpClientConnectionManager(registry);
cm.setMaxTotal(100);
return HttpClients.custom()
.setSSLSocketFactory(sslConnectionSocketFactory)
.setConnectionManager(cm)
.build();
}
/**
* 构建带参数GET请求的Url
* @param uri uri
* @param param 参数
* @return 完整URL
* @since 2.0.0.RELEASE
*/
private static String combineUrlAndParam(String uri, Map param) {
StringBuilder stb = new StringBuilder(uri);
stb.append("?");
param.forEach((s, s2) -> stb.append(s).append("=").append(s2).append("&"));
stb.deleteCharAt(stb.lastIndexOf("&"));
return stb.toString();
}
}