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niumooniumoo
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feat: 增加 HttpClient5 POST 请求(https://www.wdbyte.com/httpclient5/post.html)
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‎tool-java-apache-httpclient/src/main/java/com/wdbyte/httpclient/HttpClient5Post.java‎

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package com.wdbyte.httpclient;
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import java.io.IOException;
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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.HttpPost;
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import org.apache.hc.client5.http.entity.UrlEncodedFormEntity;
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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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/**
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* @author https://www.wdbyte.com
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*/
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public class HttpClient5Post {
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public static void main(String[] args) {
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String result = post("http://httpbin.org/post");
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System.out.println(result);
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}
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/**
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* {
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* "args": {},
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* "data": "",
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* "files": {},
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* "form": {
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* "password": "secret",
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* "username": "wdbyte.com"
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* },
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* "headers": {
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* "Accept-Encoding": "gzip, x-gzip, deflate",
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* "Content-Length": "31",
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* "Content-Type": "application/x-www-form-urlencoded; charset=ISO-8859-1",
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* "Host": "httpbin.org",
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* "User-Agent": "Apache-HttpClient/5.1.3 (Java/17)",
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* "X-Amzn-Trace-Id": "Root=1-62ab2708-4425003d3641a0a75cfeda74"
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* },
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* "json": null,
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* "origin": "47.251.4.198",
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* "url": "http://httpbin.org/post"
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* }
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*/
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public static String post(String url) {
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String result = null;
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HttpPost httpPost = new HttpPost(url);
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// 表单参数
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List<NameValuePair> nvps = new ArrayList<>();
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// POST 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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httpPost.setEntity(new UrlEncodedFormEntity(nvps));
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try (CloseableHttpClient httpclient = HttpClients.createDefault()) {
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try (CloseableHttpResponse response = httpclient.execute(httpPost)) {
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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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result = EntityUtils.toString(entity);
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// 确保流被完全消费
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EntityUtils.consume(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 result;
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}
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}

‎tool-java-apache-httpclient/src/main/java/com/wdbyte/httpclient/HttpClient5PostFluent.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.core5.http.message.BasicNameValuePair;
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/**
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* @author https://www.wdbyte.com
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*/
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public class HttpClient5PostFluent {
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public static void main(String[] args) {
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String result = post("http://httpbin.org/post");
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System.out.println(result);
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}
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public static String post(String url) {
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String result = null;
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Request request = Request.post(url);
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// POST 请求参数
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request.bodyForm(
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new BasicNameValuePair("username", "wdbyte.com"),
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new BasicNameValuePair("password", "secret"));
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try {
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result = request.execute().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/HttpClient5PostWithJson.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.HttpPost;
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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.ContentType;
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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.io.entity.StringEntity;
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/**
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* @author https://www.wdbyte.com
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*/
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public class HttpClient5PostWithJson {
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/**
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* {
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* "args": {},
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* "data": "{ \"password\": \"secret\", \"username\": \"wdbyte.com\"}",
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* "files": {},
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* "form": {},
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* "headers": {
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* "Accept-Encoding": "gzip, x-gzip, deflate",
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* "Content-Length": "55",
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* "Content-Type": "text/plain; charset=ISO-8859-1",
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* "Host": "httpbin.org",
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* "User-Agent": "Apache-HttpClient/5.1.3 (Java/17)",
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* "X-Amzn-Trace-Id": "Root=1-62b6ab18-2aec3a5731e325620f1f5717"
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* },
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* "json": {
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* "password": "secret",
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* "username": "wdbyte.com"
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* },
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* "origin": "42.120.74.8",
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* "url": "http://httpbin.org/post"
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* }
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*
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* @param args
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*/
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public static void main(String[] args) {
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String json = "{"
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+ " \"password\": \"secret\","
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+ " \"username\": \"wdbyte.com\""
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+ "}";
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String result = post("http://httpbin.org/post", json);
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System.out.println(result);
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}
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public static String post(String url, String jsonBody) {
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String result = null;
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HttpPost httpPost = new HttpPost(url);
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httpPost.setEntity(new StringEntity(jsonBody, ContentType.APPLICATION_JSON));
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try (CloseableHttpClient httpclient = HttpClients.createDefault()) {
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try (CloseableHttpResponse response = httpclient.execute(httpPost)) {
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// 获取响应信息
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result = EntityUtils.toString(response.getEntity());
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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 result;
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}
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}

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