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niumooniumoo
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feat: 增加 HttpClient5 GET 请求(https://www.wdbyte.com/httpclient5/get.html)
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‎tool-java-apache-httpclient/src/main/java/com/wdbyte/httpclient/HttpClient5Get.java‎

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package com.wdbyte.httpclient;
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import java.io.IOException;
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import org.apache.hc.client5.http.classic.methods.HttpGet;
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import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
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import org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
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import org.apache.hc.client5.http.impl.classic.HttpClients;
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import org.apache.hc.core5.http.HttpEntity;
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import org.apache.hc.core5.http.ParseException;
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import org.apache.hc.core5.http.io.entity.EntityUtils;
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/**
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* @author https://www.wdbyte.com
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* @date 2022/04/01
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*/
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public class HttpClient5Get {
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public static void main(String[] args) {
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String result = get("http://httpbin.org/get");
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System.out.println(result);
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}
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public static String get(String url) {
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String resultContent = null;
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HttpGet httpGet = new HttpGet(url);
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try (CloseableHttpClient httpclient = HttpClients.createDefault()) {
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try (CloseableHttpResponse response = httpclient.execute(httpGet)) {
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// 获取状态码
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System.out.println(response.getVersion()); // HTTP/1.1
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System.out.println(response.getCode()); // 200
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System.out.println(response.getReasonPhrase()); // OK
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HttpEntity entity = response.getEntity();
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// 获取响应信息
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resultContent = EntityUtils.toString(entity);
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}
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} catch (IOException | ParseException e) {
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e.printStackTrace();
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}
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return resultContent;
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}
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}

‎tool-java-apache-httpclient/src/main/java/com/wdbyte/httpclient/HttpClient5GetFluent.java‎

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package com.wdbyte.httpclient;
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import java.io.IOException;
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import org.apache.hc.client5.http.fluent.Request;
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import org.apache.hc.client5.http.fluent.Response;
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/**
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* @author https://www.wdbyte.com
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*/
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public class HttpClient5GetFluent {
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public static void main(String[] args) {
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System.out.println(get("http://httpbin.org/get"));
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}
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public static String get(String url) {
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String result = null;
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try {
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Response response = Request.get(url).execute();
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result = response.returnContent().asString();
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} catch (IOException e) {
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e.printStackTrace();
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}
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return result;
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}
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}

‎tool-java-apache-httpclient/src/main/java/com/wdbyte/httpclient/HttpClient5GetParams.java‎

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package com.wdbyte.httpclient;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.hc.client5.http.classic.methods.HttpGet;
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import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
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import org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
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import org.apache.hc.client5.http.impl.classic.HttpClients;
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import org.apache.hc.core5.http.HttpEntity;
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import org.apache.hc.core5.http.NameValuePair;
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import org.apache.hc.core5.http.ParseException;
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import org.apache.hc.core5.http.io.entity.EntityUtils;
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import org.apache.hc.core5.http.message.BasicNameValuePair;
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import org.apache.hc.core5.net.URIBuilder;
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/**
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* @author https://www.wdbyte.com
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* @date 2022/04/01
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*/
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public class HttpClient5GetParams {
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public static void main(String[] args) {
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String result = get("http://httpbin.org/get");
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System.out.println(result);
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}
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public static String get(String url) {
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String resultContent = null;
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HttpGet httpGet = new HttpGet(url);
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// 表单参数
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List<NameValuePair> nvps = new ArrayList<>();
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// GET 请求参数
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nvps.add(new BasicNameValuePair("username", "wdbyte.com"));
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nvps.add(new BasicNameValuePair("password", "secret"));
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// 增加到请求 URL 中
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try {
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URI uri = new URIBuilder(new URI(url))
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.addParameters(nvps)
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.build();
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httpGet.setUri(uri);
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} catch (URISyntaxException e) {
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throw new RuntimeException(e);
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}
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try (CloseableHttpClient httpclient = HttpClients.createDefault()) {
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try (CloseableHttpResponse response = httpclient.execute(httpGet)) {
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// 获取状态码
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System.out.println(response.getVersion()); // HTTP/1.1
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System.out.println(response.getCode()); // 200
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System.out.println(response.getReasonPhrase()); // OK
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HttpEntity entity = response.getEntity();
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// 获取响应信息
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resultContent = EntityUtils.toString(entity);
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}
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} catch (IOException | ParseException e) {
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e.printStackTrace();
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}
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return resultContent;
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}
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}

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