docs(samples): added annotate assessment sample and refactored tests. (#635)

* docs(samples): added annotate assessment sample and refactored tests.

* 🦉 Updates from OwlBot

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* docs(samples): refactored variable name.

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: Sita04

README.md

@@ -109,6 +109,7 @@ Samples are in the [`samples/`](https://github.com/googleapis/java-recaptchaente
 | --------------------------- | --------------------------------- | ------ |
 | Main | [source code](https://github.com/googleapis/java-recaptchaenterprise/blob/main/samples/snippets/cloud-client/src/main/java/app/Main.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-recaptchaenterprise&page=editor&open_in_editor=samples/snippets/cloud-client/src/main/java/app/Main.java) |
 | Main Controller | [source code](https://github.com/googleapis/java-recaptchaenterprise/blob/main/samples/snippets/cloud-client/src/main/java/app/MainController.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-recaptchaenterprise&page=editor&open_in_editor=samples/snippets/cloud-client/src/main/java/app/MainController.java) |
+| Annotate Assessment | [source code](https://github.com/googleapis/java-recaptchaenterprise/blob/main/samples/snippets/cloud-client/src/main/java/recaptcha/AnnotateAssessment.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-recaptchaenterprise&page=editor&open_in_editor=samples/snippets/cloud-client/src/main/java/recaptcha/AnnotateAssessment.java) |
 | Create Assessment | [source code](https://github.com/googleapis/java-recaptchaenterprise/blob/main/samples/snippets/cloud-client/src/main/java/recaptcha/CreateAssessment.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-recaptchaenterprise&page=editor&open_in_editor=samples/snippets/cloud-client/src/main/java/recaptcha/CreateAssessment.java) |
 | Create Site Key | [source code](https://github.com/googleapis/java-recaptchaenterprise/blob/main/samples/snippets/cloud-client/src/main/java/recaptcha/CreateSiteKey.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-recaptchaenterprise&page=editor&open_in_editor=samples/snippets/cloud-client/src/main/java/recaptcha/CreateSiteKey.java) |
 | Delete Site Key | [source code](https://github.com/googleapis/java-recaptchaenterprise/blob/main/samples/snippets/cloud-client/src/main/java/recaptcha/DeleteSiteKey.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-recaptchaenterprise&page=editor&open_in_editor=samples/snippets/cloud-client/src/main/java/recaptcha/DeleteSiteKey.java) |

samples/snippets/cloud-client/src/main/java/recaptcha/AnnotateAssessment.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright 2021 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package recaptcha;
+
+// [START recaptcha_enterprise_annotate_assessment]
+
+import com.google.cloud.recaptchaenterprise.v1.RecaptchaEnterpriseServiceClient;
+import com.google.recaptchaenterprise.v1.AnnotateAssessmentRequest;
+import com.google.recaptchaenterprise.v1.AnnotateAssessmentRequest.Annotation;
+import com.google.recaptchaenterprise.v1.AnnotateAssessmentRequest.Reason;
+import com.google.recaptchaenterprise.v1.AnnotateAssessmentResponse;
+import com.google.recaptchaenterprise.v1.AssessmentName;
+import java.io.IOException;
+
+public class AnnotateAssessment {
+
+  public static void main(String[] args) throws IOException {
+    // TODO(developer): Replace these variables before running the sample.
+    String projectID = "project-id";
+    String assessmentId = "assessment-id";
+    annotateAssessment(projectID, assessmentId);
+  }
+
+  /**
+   * Pre-requisite: Create an assessment before annotating.
+   *
+   * <p>Annotate an assessment to provide feedback on the correctness of recaptcha prediction.
+   *
+   * @param projectID: GCloud Project id
+   * @param assessmentId: Value of the 'name' field returned from the CreateAssessment call.
+   */
+  public static void annotateAssessment(String projectID, String assessmentId) throws IOException {
+    // Initialize client that will be used to send requests. This client only needs to be created
+    // once, and can be reused for multiple requests. After completing all of your requests, call
+    // the `client.close()` method on the client to safely
+    // clean up any remaining background resources.
+    try (RecaptchaEnterpriseServiceClient client = RecaptchaEnterpriseServiceClient.create()) {
+      // Build the annotation request.
+      // For more info on when/how to annotate, see:
+      // https://cloud.google.com/recaptcha-enterprise/docs/annotate-assessment#when_to_annotate
+      AnnotateAssessmentRequest annotateAssessmentRequest =
+          AnnotateAssessmentRequest.newBuilder()
+              .setName(AssessmentName.of(projectID, assessmentId).toString())
+              .setAnnotation(Annotation.FRAUDULENT)
+              .addReasons(Reason.FAILED_TWO_FACTOR)
+              .build();
+
+      // Empty response is sent back.
+      AnnotateAssessmentResponse response = client.annotateAssessment(annotateAssessmentRequest);
+      System.out.println("Annotated response sent successfully ! " + response);
+    }
+  }
+}
+// [END recaptcha_enterprise_annotate_assessment]

samples/snippets/cloud-client/src/main/java/recaptcha/CreateAssessment.java

@@ -89,15 +89,20 @@ public static void createAssessment(
         return;
       }
 
-      // Get the risk score and the reason(s).
+      // Get the reason(s) and the risk score.
       // For more information on interpreting the assessment,
       // see: https://cloud.google.com/recaptcha-enterprise/docs/interpret-assessment
-      float recaptchaScore = response.getRiskAnalysis().getScore();
-      System.out.println("The reCAPTCHA score is: " + recaptchaScore);
-
       for (ClassificationReason reason : response.getRiskAnalysis().getReasonsList()) {
         System.out.println(reason);
       }
+
+      float recaptchaScore = response.getRiskAnalysis().getScore();
+      System.out.println("The reCAPTCHA score is: " + recaptchaScore);
+
+      // Get the assessment name (id). Use this to annotate the assessment.
+      String assessmentName = response.getName();
+      System.out.println(
+          "Assessment name: " + assessmentName.substring(assessmentName.lastIndexOf("/") + 1));
     }
   }
 }

samples/snippets/cloud-client/src/main/java/recaptcha/UpdateSiteKey.java

@@ -60,6 +60,7 @@ public static void updateSiteKey(String projectID, String recaptchaSiteKeyID, St
           UpdateKeyRequest.newBuilder()
               .setKey(
                   Key.newBuilder()
+                      .setDisplayName("any descriptive name for the key")
                       .setName(KeyName.of(projectID, recaptchaSiteKeyID).toString())
                       .setWebSettings(
                           WebKeySettings.newBuilder()

samples/snippets/cloud-client/src/test/java/app/SnippetsIT.java

@@ -24,10 +24,12 @@
 import java.io.IOException;
 import java.io.PrintStream;
 import java.net.URI;
+import java.time.Duration;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import org.json.JSONException;
+import org.json.JSONObject;
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Assert;
@@ -47,6 +49,7 @@
 import org.springframework.boot.web.server.LocalServerPort;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.web.util.UriComponentsBuilder;
+import recaptcha.AnnotateAssessment;
 
 @RunWith(SpringJUnit4ClassRunner.class)
 @EnableAutoConfiguration
@@ -55,6 +58,7 @@ public class SnippetsIT {
 
   private static final String PROJECT_ID = System.getenv("GOOGLE_CLOUD_PROJECT");
   private static final String DOMAIN_NAME = "localhost";
+  private static String ASSESSMENT_NAME = "";
   private static String RECAPTCHA_SITE_KEY_1 = "recaptcha-site-key1";
   private static String RECAPTCHA_SITE_KEY_2 = "recaptcha-site-key2";
   private static WebDriver browser;
@@ -69,7 +73,7 @@ public static void requireEnvVar(String envVarName) {
   }
 
   @BeforeClass
-  public static void setUp() throws IOException, InterruptedException {
+  public static void setUp() throws IOException, InterruptedException, JSONException {
     requireEnvVar("GOOGLE_APPLICATION_CREDENTIALS");
     requireEnvVar("GOOGLE_CLOUD_PROJECT");
 
@@ -144,11 +148,59 @@ public void testDeleteSiteKey()
   }
 
   @Test
-  public void testCreateAssessment() throws IOException, JSONException, InterruptedException {
+  public void testCreateAnnotateAssessment()
+      throws JSONException, IOException, InterruptedException {
+    // Create an assessment.
+    String testURL = "http://localhost:" + randomServerPort + "/";
+    JSONObject createAssessmentResult = createAssessment(testURL);
+    ASSESSMENT_NAME = createAssessmentResult.getString("assessmentName");
+    // Verify that the assessment name has been modified post the assessment creation.
+    assertThat(ASSESSMENT_NAME).isNotEmpty();
+
+    // Annotate the assessment.
+    AnnotateAssessment.annotateAssessment(PROJECT_ID, ASSESSMENT_NAME);
+    assertThat(stdOut.toString()).contains("Annotated response sent successfully ! ");
+  }
+
+  public JSONObject createAssessment(String testURL)
+      throws IOException, JSONException, InterruptedException {
+
+    // Setup the automated browser test and retrieve the token and action.
+    JSONObject tokenActionPair = initiateBrowserTest(testURL);
+
+    // Send the token for analysis. The analysis score ranges from 0.0 to 1.0
+    recaptcha.CreateAssessment.createAssessment(
+        PROJECT_ID,
+        RECAPTCHA_SITE_KEY_1,
+        tokenActionPair.getString("token"),
+        tokenActionPair.getString("action"));
+
+    // Analyse the response.
+    String response = stdOut.toString();
+    assertThat(response).contains("Assessment name: ");
+    assertThat(response).contains("The reCAPTCHA score is: ");
+    float recaptchaScore = 0;
+    String assessmentName = "";
+    for (String line : response.split("\n")) {
+      if (line.contains("The reCAPTCHA score is: ")) {
+        recaptchaScore = Float.parseFloat(substr(line));
+      } else if (line.contains("Assessment name: ")) {
+        assessmentName = substr(line);
+      }
+    }
+
+    // Set the score.
+    browser.findElement(By.cssSelector("#assessment")).sendKeys(String.valueOf(recaptchaScore));
+    return new JSONObject()
+        .put("recaptchaScore", recaptchaScore)
+        .put("assessmentName", assessmentName);
+  }
+
+  public JSONObject initiateBrowserTest(String testURL)
+      throws IOException, JSONException, InterruptedException {
     // Construct the URL to call for validating the assessment.
-    String assessURL = "http://localhost:" + randomServerPort + "/";
     URI url =
-        UriComponentsBuilder.fromUriString(assessURL)
+        UriComponentsBuilder.fromUriString(testURL)
             .queryParam("recaptchaSiteKey", RECAPTCHA_SITE_KEY_1)
             .build()
             .encode()
@@ -158,7 +210,7 @@ public void testCreateAssessment() throws IOException, JSONException, Interrupte
 
     // Wait until the page is loaded.
     JavascriptExecutor js = (JavascriptExecutor) browser;
-    new WebDriverWait(browser, 10)
+    new WebDriverWait(browser, Duration.ofSeconds(10))
         .until(webDriver -> js.executeScript("return document.readyState").equals("complete"));
 
     // Pass the values to be entered.
@@ -175,21 +227,10 @@ public void testCreateAssessment() throws IOException, JSONException, Interrupte
     String token = element.getAttribute("data-token");
     String action = element.getAttribute("data-action");
 
-    // The obtained token must be further analyzed to get the score.
-    float recaptchaScore = assessToken(token, action);
-
-    // Set the score.
-    browser.findElement(By.cssSelector("#assessment")).sendKeys(String.valueOf(recaptchaScore));
-    return;
+    return new JSONObject().put("token", token).put("action", action);
   }
 
-  public float assessToken(String token, String action) throws IOException {
-    // Send the token for analysis. The analysis score ranges from 0.0 to 1.0
-    recaptcha.CreateAssessment.createAssessment(PROJECT_ID, RECAPTCHA_SITE_KEY_1, token, action);
-    String response = stdOut.toString();
-    assertThat(response).contains("The reCAPTCHA score is: ");
-    float recaptchaScore =
-        Float.parseFloat(response.substring(response.lastIndexOf(":") + 1).trim());
-    return recaptchaScore;
+  public String substr(String line) {
+    return line.substring((line.lastIndexOf(":") + 1)).trim();
   }
 }