<dependencies> <dependency> <groupId>org.glassfish.jersey.ext</groupId> <artifactId>jersey-apache-client</artifactId> <version>2.33</version> </dependency> </dependencies> import javax.ws.rs.client.Client; import javax.ws.rs.client.ClientBuilder; Client client = ClientBuilder.newClient(); import org.glassfish.jersey.apache.connector.ApacheHttpClient4Config; ApacheHttpClient4Config config = new ApacheHttpClient4Config(); config.property("sun.net.http.allowRestrictedHeaders", true); config.property("http.protocol.content-charset", "UTF-8"); import javax.ws.rs.client.Entity; import javax.ws.rs.core.Response; Response response = client.target("https://example.com/api/resource") .request() .get(); int statusCode = response.getStatus(); String responseBody = response.readEntity(String.class);