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Java HttpClient4.3でProxy(https)を使うテスト
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.Header;
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.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.message.BasicHeader;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
public class HttpClientHttpsProxyTest {
public static void main(String[] args) {
try {
init();
} catch (IOException e) {
e.printStackTrace();
}
}
private static String domain = "https://hoge.com/";
private static final int socketTimeout = 3000;
private static final int connectTimeout = 3000;
private static final String userAgent = "httpClient4.3-test";
private static void init() throws IOException {
System.out.println("===== HTTP POST Start =====");
HttpHost proxy = new HttpHost("127.0.0.1", 8081);
RequestConfig config = RequestConfig.custom()
.setProxy(proxy)
.setConnectTimeout(connectTimeout)
.setSocketTimeout(socketTimeout)
.build();
List<Header> httpHeaders = new ArrayList<>();
httpHeaders.add(new BasicHeader("User-Agent", userAgent));
httpHeaders.add(new BasicHeader("Accept-Charset",
StandardCharsets.UTF_8.toString()));
HttpClient httpClient = HttpClientBuilder.create()
.setDefaultRequestConfig(config)
.setDefaultHeaders(httpHeaders)
.build();
HttpPost postMethod = new HttpPost(domain + "api/fuga");
List<NameValuePair> params = new ArrayList<>();
params.add(new BasicNameValuePair("param1", "parameter-1"));
params.add(new BasicNameValuePair("param2", "parameter-2"));
postMethod.setEntity(new UrlEncodedFormEntity(params));
HttpResponse response = httpClient.execute(postMethod);
int responseCode = response.getStatusLine().getStatusCode();
String responseEntity = EntityUtils.toString(response.getEntity(),StandardCharsets.UTF_8.toString());
System.out.println("responseCode : " + responseCode);
System.out.println("responseEntity : " + responseEntity);
}
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>test</groupId>
<artifactId>test</artifactId>
<version>0.0.1-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.3.1</version>
</dependency>
</dependencies>
</project>
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