Cookie-based Authentication (Java Client Example)

Samples | Cookie-based Authentication (Java Client Example)

Notes
Maven POM file (dependencies)
Java Client Example (WebTarget)
Java Client Example (WebTarget/ClientRequestFilter)
Java Client Example (URLConnection)

Notes
See this page for details how to configure FORM Authentication with Apache Tomcat:
FORM Authentication with Apache Tomcat
Maven POM file (dependencies)
<dependencies> <dependency> <groupId>javax.ws.rs</groupId> <artifactId>javax.ws.rs-api</artifactId> <version>2.1.1</version> </dependency> <dependency> <groupId>org.glassfish.jersey.core</groupId> <artifactId>jersey-common</artifactId> <version>2.29.1</version> </dependency> <dependency> <groupId>org.glassfish.jersey.core</groupId> <artifactId>jersey-client</artifactId> <version>2.29.1</version> </dependency> <dependency> <groupId>org.glassfish.jersey.inject</groupId> <artifactId>jersey-hk2</artifactId> <version>2.29.1</version> </dependency> </dependencies>
Java Client Example (WebTarget)
import java.io.IOException; import javax.ws.rs.client.Client; import javax.ws.rs.client.ClientBuilder; import javax.ws.rs.client.Invocation; import javax.ws.rs.client.WebTarget; import javax.ws.rs.core.Cookie; import javax.ws.rs.core.MediaType; import javax.ws.rs.core.Response; import org.glassfish.jersey.logging.LoggingFeature; public class Test { public static void main(String[] args) throws IOException { final String url = "http://localhost:8080/auth/jsp/"; final String cookieName = "JSESSIONID"; final String cookieValue = "C4AB71C3C27DEFF400FBEE8974CCB4D9"; Cookie cookie = new Cookie(cookieName, cookieValue); final Client client = ClientBuilder.newBuilder() .property(LoggingFeature.LOGGING_FEATURE_VERBOSITY_CLIENT, LoggingFeature.Verbosity.PAYLOAD_ANY) .property(LoggingFeature.LOGGING_FEATURE_LOGGER_LEVEL_CLIENT, "INFO").build(); WebTarget webTarget = client.target(url); Invocation.Builder invocationBuilder = webTarget.request(MediaType.TEXT_HTML); invocationBuilder = invocationBuilder.cookie(cookie); Response response = invocationBuilder.get(); //System.out.println(response.getStatus()); //System.out.println(response.readEntity(String.class)); } }
Output:
Oct 13, 2015 1:40:47 PM org.glassfish.jersey.logging.LoggingInterceptor log INFO: 1 * Sending client request on thread main 1 > GET http://localhost:8080/auth/jsp/ 1 > Accept: text/html 1 > Cookie: $Version=1;JSESSIONID=C4AB71C3C27DEFF400FBEE8974CCB4D9 Oct 13, 2015 1:40:47 PM org.glassfish.jersey.logging.LoggingInterceptor log INFO: 1 * Client response received on thread main 1 < 200 1 < Cache-Control: private 1 < Content-Length: 99 1 < Content-Type: text/html;charset=ISO-8859-1 1 < Date: Sun, 13 Oct 2015 17:40:47 GMT 1 < Expires: Wed, 31 Dec 1969 19:00:00 EST <html> <body> User: tomcat </body> </html>
Java Client Example (WebTarget/ClientRequestFilter)
import java.io.IOException; import javax.ws.rs.client.Client; import javax.ws.rs.client.ClientBuilder; import javax.ws.rs.client.ClientRequestContext; import javax.ws.rs.client.ClientRequestFilter; import javax.ws.rs.client.Invocation; import javax.ws.rs.client.WebTarget; import javax.ws.rs.core.HttpHeaders; import javax.ws.rs.core.MediaType; import javax.ws.rs.core.Response; import org.glassfish.jersey.logging.LoggingFeature; public class Test { public static void main(String[] args) throws IOException { final String url = "http://localhost:8080/auth/jsp/"; final String cookieName = "JSESSIONID"; final String cookieValue = "8CDAA8F9254720AABDB920F899AD0768"; final Client client = ClientBuilder.newBuilder() .property(LoggingFeature.LOGGING_FEATURE_VERBOSITY_CLIENT, LoggingFeature.Verbosity.PAYLOAD_ANY) .property(LoggingFeature.LOGGING_FEATURE_LOGGER_LEVEL_CLIENT, "INFO").build(); WebTarget webTarget = client.target(url); webTarget.register(new CookieClientRequestFilter(cookieName, cookieValue)); Invocation.Builder invocationBuilder = webTarget.request(MediaType.TEXT_HTML); Response response = invocationBuilder.get(); //System.out.println(response.getStatus()); //System.out.println(response.readEntity(String.class)); } } class CookieClientRequestFilter implements ClientRequestFilter { private final String cookieName; private final String cookieValue; public CookieClientRequestFilter(final String cookieName, final String cookieValue) { this.cookieName = cookieName; this.cookieValue = cookieValue; } @Override public void filter(final ClientRequestContext requestContext) throws IOException { requestContext.getHeaders().add(HttpHeaders.COOKIE, cookieName + "=" + cookieValue); } }
Output:
Oct 13, 2015 6:20:31 PM org.glassfish.jersey.logging.LoggingInterceptor log INFO: 1 * Sending client request on thread main 1 > GET http://localhost:8080/auth/jsp/ 1 > Accept: text/html 1 > Cookie: JSESSIONID=8CDAA8F9254720AABDB920F899AD0768 Oct 13, 2015 6:20:31 PM org.glassfish.jersey.logging.LoggingInterceptor log INFO: 1 * Client response received on thread main 1 < 200 1 < Cache-Control: private 1 < Content-Length: 99 1 < Content-Type: text/html;charset=ISO-8859-1 1 < Date: Sun, 13 Oct 2015 22:20:31 GMT 1 < Expires: Wed, 31 Dec 1969 19:00:00 EST <html> <head> <title>Index Page</title> </head> <body> User: <b>tomcat </body> </html>
Java Client Example (URLConnection)
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.util.List; import java.util.Map; import javax.ws.rs.core.HttpHeaders; import javax.ws.rs.core.MediaType; public class Test { public static void main(String[] args) throws IOException { final String targetURL = "http://localhost:8080/auth/jsp/"; final String cookieName = "JSESSIONID"; final String cookieValue = "C4AB71C3C27DEFF400FBEE8974CCB4D9"; HttpURLConnection connection = null; try { final URL url = new URL(targetURL); connection = (HttpURLConnection) url.openConnection(); connection.setRequestMethod("GET"); final String cookie = cookieName + "=" + cookieValue; connection.setRequestProperty(HttpHeaders.COOKIE, cookie); connection.setRequestProperty("Accept", MediaType.TEXT_HTML); // response code System.out.println(connection.getResponseCode()); // response headers final Map<String, List<String>> headerFields = connection.getHeaderFields(); for (final Map.Entry<String, List<String>> entry : headerFields.entrySet()) { System.out.println("Key: " + entry.getKey() + ", Value: " + entry.getValue()); } // response body if (connection.getInputStream() != null) { final StringBuilder response = new StringBuilder(); try (final InputStream inputStream = connection.getInputStream(); final InputStreamReader inputStreamReader = new InputStreamReader(inputStream); final BufferedReader bufferedReader = new BufferedReader(inputStreamReader)) { String line; while ((line = bufferedReader.readLine()) != null) { response.append(line); response.append('\n'); } } System.out.println(response.toString()); } } catch (Exception e) { e.printStackTrace(); } finally { if (connection != null) { connection.disconnect(); } } } }
Output:
200 Key: null, Value: [HTTP/1.1 200] Key: Cache-Control, Value: [private] Key: Expires, Value: [Wed, 31 Dec 1969 19:00:00 EST] Key: Content-Length, Value: [99] Key: Date, Value: [Sun, 13 Oct 2015 18:57:31 GMT] Key: Content-Type, Value: [text/html;charset=ISO-8859-1] <html> <body> User: tomcat </body> </html>