Share a connection

import com.google.api.resourcenames.ResourceName;
import com.google.cloud.bigquery.connection.v1.ConnectionName;
import com.google.cloud.bigqueryconnection.v1.ConnectionServiceClient;
import com.google.iam.v1.Binding;
import com.google.iam.v1.Policy;
import com.google.iam.v1.SetIamPolicyRequest;
import java.io.IOException;

// Sample to share connections
public class ShareConnection {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "MY_PROJECT_ID";
    String location = "MY_LOCATION";
    String connectionId = "MY_CONNECTION_ID";
    shareConnection(projectId, location, connectionId);
  }

  static void shareConnection(String projectId, String location, String connectionId)
      throws IOException {
    try (ConnectionServiceClient client = ConnectionServiceClient.create()) {
      ResourceName resource = ConnectionName.of(projectId, location, connectionId);
      Binding binding =
          Binding.newBuilder()
              .addMembers("group:example-analyst-group@google.com")
              .setRole("roles/bigquery.connectionUser")
              .build();
      Policy policy = Policy.newBuilder().addBindings(binding).build();
      SetIamPolicyRequest request =
          SetIamPolicyRequest.newBuilder()
              .setResource(resource.toString())
              .setPolicy(policy)
              .build();
      client.setIamPolicy(request);
      System.out.println("Connection shared successfully");
    }
  }
}