samples: export data to BigQuery (#90)

contact-center-insights/snippets/pom.xml

@@ -43,6 +43,12 @@
       <version>1.1.3</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>com.google.cloud</groupId>
+      <artifactId>google-cloud-bigquery</artifactId>
+      <version>2.1.7</version>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>

contact-center-insights/snippets/src/main/java/com/example/contactcenterinsights/ExportToBigquery.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright 2021 Google Inc.
+ *
+ * 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 com.example.contactcenterinsights;
+
+// [START contactcenterinsights_export_to_bigquery]
+
+import com.google.api.gax.longrunning.OperationTimedPollAlgorithm;
+import com.google.api.gax.retrying.RetrySettings;
+import com.google.cloud.contactcenterinsights.v1.ContactCenterInsightsClient;
+import com.google.cloud.contactcenterinsights.v1.ContactCenterInsightsSettings;
+import com.google.cloud.contactcenterinsights.v1.ExportInsightsDataRequest;
+import com.google.cloud.contactcenterinsights.v1.ExportInsightsDataResponse;
+import com.google.cloud.contactcenterinsights.v1.LocationName;
+import java.io.IOException;
+import org.threeten.bp.Duration;
+
+public class ExportToBigquery {
+
+  public static void main(String[] args) throws Exception, IOException {
+    // TODO(developer): Replace these variables before running the sample.
+    String projectId = "my_project_id";
+    String bigqueryProjectId = "my_bigquery_project_id";
+    String bigqueryDataset = "my_bigquery_dataset";
+    String bigqueryTable = "my_bigquery_table";
+
+    exportToBigquery(projectId, bigqueryProjectId, bigqueryDataset, bigqueryTable);
+  }
+
+  public static void exportToBigquery(
+      String projectId, String bigqueryProjectId, String bigqueryDataset, String bigqueryTable)
+      throws Exception, IOException {
+    // Set the operation total polling timeout to 24 hours instead of the 5-minute default.
+    // Other values are copied from the default values of {@link ContactCenterInsightsStubSettings}.
+    ContactCenterInsightsSettings.Builder clientSettings =
+        ContactCenterInsightsSettings.newBuilder();
+    clientSettings
+        .exportInsightsDataOperationSettings()
+        .setPollingAlgorithm(
+            OperationTimedPollAlgorithm.create(
+                RetrySettings.newBuilder()
+                    .setInitialRetryDelay(Duration.ofMillis(5000L))
+                    .setRetryDelayMultiplier(1.5)
+                    .setMaxRetryDelay(Duration.ofMillis(45000L))
+                    .setInitialRpcTimeout(Duration.ZERO)
+                    .setRpcTimeoutMultiplier(1.0)
+                    .setMaxRpcTimeout(Duration.ZERO)
+                    .setTotalTimeout(Duration.ofHours(24L))
+                    .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 (ContactCenterInsightsClient client =
+        ContactCenterInsightsClient.create(clientSettings.build())) {
+      // Construct an export request.
+      LocationName parent = LocationName.of(projectId, "us-central1");
+      ExportInsightsDataRequest request =
+          ExportInsightsDataRequest.newBuilder()
+              .setParent(parent.toString())
+              .setBigQueryDestination(
+                  ExportInsightsDataRequest.BigQueryDestination.newBuilder()
+                      .setProjectId(bigqueryProjectId)
+                      .setDataset(bigqueryDataset)
+                      .setTable(bigqueryTable)
+                      .build())
+              .setFilter("agent_id=\"007\"")
+              .build();
+
+      // Call the Insights client to export data to BigQuery.
+      ExportInsightsDataResponse response = client.exportInsightsDataAsync(request).get();
+      System.out.printf("Exported data to BigQuery");
+    }
+  }
+}
+
+// [END contactcenterinsights_export_to_bigquery]

contact-center-insights/snippets/src/test/java/com/example/contactcenterinsights/ExportToBigqueryIT.java

@@ -0,0 +1,111 @@
+/*
+ * Copyright 2021 Google Inc.
+ *
+ * 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 com.example.contactcenterinsights;
+
+import static com.google.common.truth.Truth.assertThat;
+import static junit.framework.TestCase.assertNotNull;
+
+import com.google.cloud.bigquery.BigQuery;
+import com.google.cloud.bigquery.BigQueryException;
+import com.google.cloud.bigquery.BigQueryOptions;
+import com.google.cloud.bigquery.Dataset;
+import com.google.cloud.bigquery.DatasetId;
+import com.google.cloud.bigquery.DatasetInfo;
+import com.google.cloud.bigquery.Schema;
+import com.google.cloud.bigquery.StandardTableDefinition;
+import com.google.cloud.bigquery.Table;
+import com.google.cloud.bigquery.TableDefinition;
+import com.google.cloud.bigquery.TableId;
+import com.google.cloud.bigquery.TableInfo;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+import java.util.ArrayList;
+import java.util.UUID;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+@RunWith(JUnit4.class)
+public class ExportToBigqueryIT {
+
+  private static final String PROJECT_ID = System.getenv("GOOGLE_CLOUD_PROJECT");
+  private static final String BIGQUERY_PROJECT_ID = System.getenv("GOOGLE_CLOUD_PROJECT");
+  private static final String GCLOUD_TESTS_PREFIX = "java_samples_tests";
+  private ByteArrayOutputStream bout;
+  private PrintStream out;
+  private String bigqueryDatasetId;
+  private String bigqueryTableId;
+
+  private static void requireEnvVar(String varName) {
+    assertNotNull(String.format(varName), String.format(varName));
+  }
+
+  @BeforeClass
+  public static void checkRequirements() {
+    requireEnvVar("GOOGLE_APPLICATION_CREDENTIALS");
+    requireEnvVar("GOOGLE_CLOUD_PROJECT");
+  }
+
+  @Before
+  public void setUp() throws BigQueryException {
+    bout = new ByteArrayOutputStream();
+    out = new PrintStream(bout);
+    System.setOut(out);
+
+    // Generate BigQuery table and dataset IDs.
+    bigqueryDatasetId =
+        String.format("%s_%s", GCLOUD_TESTS_PREFIX, UUID.randomUUID().toString().replace("-", "_"));
+    bigqueryTableId =
+        String.format("%s_%s", GCLOUD_TESTS_PREFIX, UUID.randomUUID().toString().replace("-", "_"));
+
+    // Create a BigQuery dataset.
+    BigQuery bigquery = BigQueryOptions.getDefaultInstance().getService();
+    DatasetInfo datasetInfo =
+        DatasetInfo.newBuilder(DatasetId.of(BIGQUERY_PROJECT_ID, bigqueryDatasetId)).build();
+    Dataset dataset = bigquery.create(datasetInfo);
+
+    // Create a BigQuery table under the created dataset.
+    Schema schema = Schema.of(new ArrayList<>());
+    TableDefinition tableDefinition = StandardTableDefinition.of(schema);
+    TableInfo tableInfo =
+        TableInfo.newBuilder(TableId.of(bigqueryDatasetId, bigqueryTableId), tableDefinition)
+            .build();
+    Table table = bigquery.create(tableInfo);
+  }
+
+  @After
+  public void tearDown() throws BigQueryException {
+    // Delete the BigQuery dataset and table.
+    BigQuery bigquery = BigQueryOptions.getDefaultInstance().getService();
+    boolean success =
+        bigquery.delete(
+            DatasetId.of(PROJECT_ID, bigqueryDatasetId),
+            BigQuery.DatasetDeleteOption.deleteContents());
+    System.setOut(null);
+  }
+
+  @Test
+  public void testExportToBigquery() throws Exception, IOException {
+    ExportToBigquery.exportToBigquery(
+        PROJECT_ID, BIGQUERY_PROJECT_ID, bigqueryDatasetId, bigqueryTableId);
+    assertThat(bout.toString()).contains("Exported data to BigQuery");
+  }
+}