import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.util.EntityUtils;
public class HttpClientExample {
public static void main(String[] args) {
HttpClient httpClient = HttpClientBuilder.create().build();
HttpGet httpGet = new HttpGet("http://example.com");
try {
HttpResponse response = httpClient.execute(httpGet);
HttpEntity entity = response.getEntity();
String responseBody = EntityUtils.toString(entity);
System.out.println(responseBody);
} catch (Exception e) {
e.printStackTrace();
}
}
}
import org.apache.http.HttpHost;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.CredentialsProvider;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.impl.client.BasicCredentialsProvider;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.message.BasicHeader;
public class HttpClientConfigurationExample {
public static void main(String[] args) {
HttpHost proxy = new HttpHost("proxy.example.com", 8080, "http");
RequestConfig config = RequestConfig.custom().setProxy(proxy).build();
CredentialsProvider credsProvider = new BasicCredentialsProvider();
credsProvider.setCredentials(new AuthScope("proxy.example.com", 8080),
new UsernamePasswordCredentials("username", "password"));
HttpClient httpClient = HttpClientBuilder.create()
.setDefaultCredentialsProvider(credsProvider)
.setDefaultRequestConfig(config)
.setDefaultHeaders(Collections.singletonList(new BasicHeader("User-Agent", "Mozilla/5.0")))
.build();
}
}
