Add regional endpoints code samples (#9431)

Author: jakubrauch

dlp/snippets/src/main/java/dlp/snippets/InspectStringRep.java

@@ -0,0 +1,99 @@
+/*
+ * Copyright 2024 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 dlp.snippets;
+
+// [START dlp_inspect_string_rep]
+
+import com.google.cloud.dlp.v2.DlpServiceClient;
+import com.google.cloud.dlp.v2.DlpServiceSettings;
+import com.google.privacy.dlp.v2.ByteContentItem;
+import com.google.privacy.dlp.v2.ByteContentItem.BytesType;
+import com.google.privacy.dlp.v2.ContentItem;
+import com.google.privacy.dlp.v2.Finding;
+import com.google.privacy.dlp.v2.InfoType;
+import com.google.privacy.dlp.v2.InspectConfig;
+import com.google.privacy.dlp.v2.InspectContentRequest;
+import com.google.privacy.dlp.v2.InspectContentResponse;
+import com.google.privacy.dlp.v2.LocationName;
+import com.google.protobuf.ByteString;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class InspectStringRep {
+
+  public static void main(String[] args) throws Exception {
+    // TODO(developer): Replace these variables before running the sample.
+    String projectId = "your-project-id";
+    String repLocation = "regional-endpoint-location-to-use";
+    String textToInspect = "My name is Gary and my email is [email protected]";
+    inspectString(projectId, repLocation, textToInspect);
+  }
+
+  // Inspects the provided text.
+  public static void inspectString(String projectId, String repLocation, String textToInspect)
+      throws IOException {
+    // Assemble the regional endpoint url using provided rep location
+    String repEndpoint = String.format("dlp.%s.rep.googleapis.com:443", repLocation);
+    DlpServiceSettings settings = DlpServiceSettings.newBuilder()
+        .setEndpoint(repEndpoint)
+        .build();
+    // 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 "close" method on the client to safely clean up any remaining background resources.
+    try (DlpServiceClient dlp = DlpServiceClient.create(settings)) {
+      // Specify the type and content to be inspected.
+      ByteContentItem byteItem =
+          ByteContentItem.newBuilder()
+              .setType(BytesType.TEXT_UTF8)
+              .setData(ByteString.copyFromUtf8(textToInspect))
+              .build();
+      ContentItem item = ContentItem.newBuilder().setByteItem(byteItem).build();
+
+      // Specify the type of info the inspection will look for.
+      List<InfoType> infoTypes = new ArrayList<>();
+      // See https://cloud.google.com/dlp/docs/infotypes-reference for complete list of info types
+      for (String typeName : new String[] {"PHONE_NUMBER", "EMAIL_ADDRESS", "CREDIT_CARD_NUMBER"}) {
+        infoTypes.add(InfoType.newBuilder().setName(typeName).build());
+      }
+
+      // Construct the configuration for the Inspect request.
+      InspectConfig config =
+          InspectConfig.newBuilder().addAllInfoTypes(infoTypes).setIncludeQuote(true).build();
+
+      // Construct the Inspect request to be sent by the client.
+      InspectContentRequest request =
+          InspectContentRequest.newBuilder()
+              .setParent(LocationName.of(projectId, repLocation).toString())
+              .setItem(item)
+              .setInspectConfig(config)
+              .build();
+
+      // Use the client to send the API request.
+      InspectContentResponse response = dlp.inspectContent(request);
+
+      // Parse the response and process results
+      System.out.println("Findings: " + response.getResult().getFindingsCount());
+      for (Finding f : response.getResult().getFindingsList()) {
+        System.out.println("\tQuote: " + f.getQuote());
+        System.out.println("\tInfo type: " + f.getInfoType().getName());
+        System.out.println("\tLikelihood: " + f.getLikelihood());
+      }
+    }
+  }
+}
+// [END dlp_inspect_string_rep]

dlp/snippets/src/test/java/dlp/snippets/InspectTests.java

@@ -146,6 +146,15 @@ public void testInspectString() throws Exception {
     assertThat(output).contains("Info type: EMAIL_ADDRESS");
   }
 
+  @Test
+  public void testInspectStringRep() throws Exception {
+    InspectStringRep.inspectString(
+        PROJECT_ID, "us-east1", "I'm Gary and my email is [email protected]");
+
+    String output = bout.toString();
+    assertThat(output).contains("Info type: EMAIL_ADDRESS");
+  }
+
   @Test
   public void testInspectWithCustomRegex() throws Exception {
     InspectWithCustomRegex.inspectWithCustomRegex(