HttpClients

企业开发 2023-12-17 23:28:48 阅读次数: 0 
public static String getDataDemo(String url) throws ClientProtocolException,IOException,BusiException{
		String result = "";
		CloseableHttpClient client = HttpClients.createDefault();
		HttpGet httpGet = new HttpGet(url);
		CloseableHttpResponse addResponse = client.execute(httpGet);
		HttpEntity responseEntity = addResponse.getEntity();
		result = EntityUtils.toString(responseEntity, "utf-8");
		client.close();
		return result;
	}

package com.pcitc.fms.dconf.util.remoteCall;

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

import org.apache.commons.lang.StringUtils;
import org.apache.http.HttpEntity;
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.CloseableHttpResponse;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.pcitc.imp.common.exception.BusiException;

/**
 * @Description: YLCloseableHttpClient
 * @Date: 2023/5/31
 * @return:
 * @param:
 **/
public class YLCloseableHttpClient {

	public static final int DEF_CONN_TIMEOUT = 30000;
	public static final int DEF_READ_TIMEOUT = 30000;
	public static final int DEF_REQUEST_TIMEOUT = 30000;

	/**
	 * @Description: post
	 * @Date: 2023/5/31
	 * @return: java.lang.String
	 * @param: [url, pojo]
	 **/
	public static String post(String url, String pojo) throws ClientProtocolException, IOException,
			BusiException {
		String result = "";
		CloseableHttpClient client = HttpClients.createDefault();
		HttpPost httpPost = new HttpPost(url);
		StringEntity entity = new StringEntity(pojo, "utf-8");
		httpPost.setEntity(entity);
		CloseableHttpResponse addResponse = client.execute(httpPost);
		HttpEntity responseEntity = addResponse.getEntity();
		result = EntityUtils.toString(responseEntity);
		System.out.println(result);
		client.close();
		return result;
	}

	/**
	 * @Description: put
	 * @Date: 2023/5/31
	 * @return: java.lang.String
	 * @param: [url, pojo]
	 **/
	public static String put(String url, String pojo) throws ClientProtocolException, IOException,
			BusiException {
		String result = "";
		CloseableHttpClient client = HttpClients.createDefault();
		HttpPut httpPut = new HttpPut(url);
		StringEntity entity = new StringEntity(pojo, "utf-8");
		httpPut.setEntity(entity);
		CloseableHttpResponse addResponse = client.execute(httpPut);
		HttpEntity responseEntity = addResponse.getEntity();
		result = EntityUtils.toString(responseEntity);
		System.out.println(result);
		client.close();
		return result;
	}

	/**
	 * @Description: delete
	 * @Date: 2023/5/31
	 * @return: java.lang.String
	 * @param: [url]
	 **/
	public static String delete(String url) throws ClientProtocolException, IOException,
			BusiException {
		String result = "";
		CloseableHttpClient client = HttpClients.createDefault();
		HttpDelete httpDelet = new HttpDelete(url);
		CloseableHttpResponse addResponse = client.execute(httpDelet);
		HttpEntity responseEntity = addResponse.getEntity();
		result = EntityUtils.toString(responseEntity);
		System.out.println(result);
		client.close();
		return result;
	}

	/**
	 * @Description: get
	 * @Date: 2023/5/31
	 * @return: boolean
	 * @param: [url]
	 **/
	public static boolean get(String url) throws ClientProtocolException, IOException,
			BusiException {
		String result = "";
		boolean hasData = false;
		CloseableHttpClient client = HttpClients.createDefault();
		HttpGet httpGet = new HttpGet(url);
		CloseableHttpResponse addResponse = client.execute(httpGet);
		HttpEntity responseEntity = addResponse.getEntity();
		result = EntityUtils.toString(responseEntity, "utf-8");
		if (StringUtils.isNotEmpty(result)) {
			JSONObject jSONObject = JSONObject.parseObject(result);
			JSONObject object1 = jSONObject.getJSONObject("collection");
			JSONArray jsonArray = object1.getJSONArray("items");
			if (!jsonArray.isEmpty()) {
				hasData = true;
			}
			System.out.println(result);
			client.close();
		}

		return hasData;
	}

	/**
	 * @Description: getDate
	 * @Date: 2023/5/31
	 * @return: java.lang.String
	 * @param: [url]
	 **/
	public static String getDate(String url) throws ClientProtocolException, IOException,
			BusiException {
		String result = "";
		CloseableHttpClient client = HttpClients.createDefault();
		HttpGet httpGet = new HttpGet(url);
		CloseableHttpResponse addResponse = client.execute(httpGet);
		HttpEntity responseEntity = addResponse.getEntity();
		result = EntityUtils.toString(responseEntity, "utf-8");
		client.close();
		return result;
	}

	
	public static Object getObject(String url) throws ClientProtocolException, IOException,
			BusiException {

		CloseableHttpClient client = HttpClients.createDefault();
		HttpGet httpGet = new HttpGet(url);
		CloseableHttpResponse response = client.execute(httpGet);
		HttpEntity responseEntity = response.getEntity();
		String result = EntityUtils.toString(responseEntity, "utf-8");
		client.close();

		return result;
	}

	@SuppressWarnings("resource")
	public static String doHttpsGet(String url) throws Exception {
		HttpClient httpClient = null;
		HttpGet httpGet = null;
		String result = null;

		httpClient = new SSLClient();
		httpGet = new HttpGet(url);
		httpGet.addHeader("Content-Type", "application/json");
		HttpResponse response = httpClient.execute(httpGet);
		if (response != null) {
			HttpEntity resEntity = response.getEntity();
			if (resEntity != null) {
				result = EntityUtils.toString(resEntity, "utf-8");
			}
		}

		return result;
	}

	// https校验超时
	public static String doHttpsGetCheckTimeOut(String url) throws Exception {
		HttpGet httpGet = null;
		String result = null;

		// 创建Httpclient对象,getCloseableHttpClient-->手工覆盖默认校验规则
		// CloseableHttpClient httpClient = getCloseableHttpClient();
		CloseableHttpClient httpClient = new SSLClient();

		// 使用httpGet方法添加URL
		httpGet = new HttpGet(url);
		// 设置请求超时时间
		RequestConfig config = getRequestConfig();
		httpGet.setConfig(config);
		// 添加头部请求体
		httpGet.addHeader("Content-Type", "application/json");
		try {
			CloseableHttpResponse response = httpClient.execute(httpGet);
			if (response != null) {
				HttpEntity resEntity = response.getEntity();
				if (resEntity != null) {
					result = EntityUtils.toString(resEntity, "utf-8");
				}
			}
		} catch (SocketTimeoutException | ConnectTimeoutException ex) {
			throw new BusiException("", "请求连接超时");
		} catch (Exception ex) {
			throw new BusiException("", "请求异常，异常信息：" + ex.getMessage());
		}

		return result;
	}

	// 设置连接超时
	private static RequestConfig getRequestConfig() {
		RequestConfig config = RequestConfig.custom().setConnectTimeout(DEF_CONN_TIMEOUT) // 从服务器连接超时时间：httpclient会创建一个异步线程用以创建socket连接，此处设置该socket的连接超时时间
				.setSocketTimeout(DEF_READ_TIMEOUT) // socket读数据超时时间：从服务器获取响应数据的超时时间
				.setConnectionRequestTimeout(DEF_REQUEST_TIMEOUT) // 从连接池中获取连接超时时间
				.build();
		return config;
	}

	// 手工覆盖默认校验规则
	private static CloseableHttpClient getCloseableHttpClient() {
		CloseableHttpClient client = HttpClients.createDefault();
		HttpClientBuilder builder = HttpClients.custom(); // 手工覆盖默认的校验规则
		builder.setSSLHostnameVerifier((hostName, sslSession) -> {
			return true; // 证书校验通过
		});
		CloseableHttpClient build = builder.build();
		client = build;
		return client;
	}

	public static String doHttpsPostCheckTimeOut(String url, String job) throws Exception {
		String result = "";
		HttpPost httpPost = new HttpPost(url);
		// 创建httpClient，手工覆盖默认的校验规则
		// CloseableHttpClient httpClient = getCloseableHttpClient();
		CloseableHttpClient httpClient = new SSLClient();
		// 设置请求超时时间
		RequestConfig config = getRequestConfig();
		StringEntity s = new StringEntity(job, "utf-8");
		httpPost.setConfig(config);
		httpPost.setEntity(s);
		System.out.println("请求地址：" + url);
		httpPost.setHeader("Content-type", "application/json");
		HttpResponse response = httpClient.execute(httpPost);
		HttpEntity responseEntity = response.getEntity();
		result = EntityUtils.toString(responseEntity, "utf-8");
		return result;
	}

	public static String sendHttpPostCheckTimeOut(HttpPost httpPost) throws Exception {
		String result = "";
		CloseableHttpClient httpClient = null;
		try {
			// 创建httpClient，手工覆盖默认的校验规则
			httpClient = new SSLClient();
			// httpClient = getCloseableHttpClient();
			// 设置请求超时时间
			RequestConfig config = getRequestConfig();
			httpPost.setConfig(config);
			HttpResponse response = httpClient.execute(httpPost);
			HttpEntity responseEntity = response.getEntity();
			result = EntityUtils.toString(responseEntity, "utf-8");
		} catch (SocketTimeoutException | ConnectTimeoutException ex) {
			throw new BusiException("", "请求连接超时");
		} catch (Exception ex) {
			throw new BusiException("", "请求异常，异常信息：" + ex.getMessage());
		} finally {
			if (httpClient != null) {
				httpClient.close();
			}
		}
		return result;
	}

}

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