feat: introduce java.time methods and variables

google-cloud-datastore/src/main/java/com/google/cloud/datastore/models/ExecutionStats.java

@@ -15,25 +15,27 @@
  */
 package com.google.cloud.datastore.models;
 
+import static com.google.api.gax.util.TimeConversionUtils.toThreetenDuration;
+
 import com.google.api.core.BetaApi;
 import com.google.api.core.InternalApi;
+import com.google.api.core.ObsoleteApi;
 import com.google.cloud.Structs;
 import com.google.common.base.Objects;
 import java.util.Map;
-import org.threeten.bp.Duration;
 
 /** Model class for {@link com.google.datastore.v1.ExecutionStats} */
 @BetaApi
 public class ExecutionStats {
   private final long resultsReturned;
-  private final Duration executionDuration;
+  private final java.time.Duration executionDuration;
   private final long readOperations;
   private final Map<String, Object> debugStats;
 
   @InternalApi
   public ExecutionStats(com.google.datastore.v1.ExecutionStats proto) {
     this.resultsReturned = proto.getResultsReturned();
-    this.executionDuration = Duration.ofNanos(proto.getExecutionDuration().getNanos());
+    this.executionDuration = java.time.Duration.ofNanos(proto.getExecutionDuration().getNanos());
     this.readOperations = proto.getReadOperations();
     this.debugStats = Structs.asMap(proto.getDebugStats());
   }
@@ -51,8 +53,14 @@ public Map<String, Object> getDebugStats() {
     return debugStats;
   }
 
+  /** This method is obsolete. Use {@link #getExecutionDurationJavaTime()} instead. */
+  @ObsoleteApi("Use getExecutionDurationJavaTime() instead")
+  public org.threeten.bp.Duration getExecutionDuration() {
+    return toThreetenDuration(getExecutionDurationJavaTime());
+  }
+
   /** Returns the total time to execute the query in the backend. */
-  public Duration getExecutionDuration() {
+  public java.time.Duration getExecutionDurationJavaTime() {
     return executionDuration;
   }
 

google-cloud-datastore/src/main/java/com/google/cloud/datastore/testing/LocalDatastoreHelper.java

@@ -16,9 +16,11 @@
 
 package com.google.cloud.datastore.testing;
 
+import static com.google.api.gax.util.TimeConversionUtils.toJavaTimeDuration;
 import static com.google.common.base.MoreObjects.firstNonNull;
 
 import com.google.api.core.InternalApi;
+import com.google.api.core.ObsoleteApi;
 import com.google.cloud.NoCredentials;
 import com.google.cloud.ServiceOptions;
 import com.google.cloud.datastore.DatastoreOptions;
@@ -38,7 +40,6 @@
 import java.util.UUID;
 import java.util.concurrent.TimeoutException;
 import java.util.logging.Logger;
-import org.threeten.bp.Duration;
 
 /**
  * Utility to start and stop local Google Cloud Datastore emulators.
@@ -307,6 +308,14 @@ public void reset() throws IOException {
     sendPostRequest("/reset");
   }
 
+  /** This method is obsolete. Use {@link #stopDuration(java.time.Duration)} instead */
+  @ObsoleteApi("Use stopDuration(java.time.Duration) instead")
+  @Override
+  public void stop(org.threeten.bp.Duration timeout)
+      throws IOException, InterruptedException, TimeoutException {
+    stopDuration(toJavaTimeDuration(timeout));
+  }
+
   /**
    * Stops the Datastore emulator.
    *
@@ -319,23 +328,24 @@ public void reset() throws IOException {
    *     this value high to ensure proper shutdown, like 5 seconds or more.
    */
   @Override
-  public void stop(Duration timeout) throws IOException, InterruptedException, TimeoutException {
+  public void stopDuration(java.time.Duration timeout)
+      throws IOException, InterruptedException, TimeoutException {
     sendPostRequest("/shutdown");
-    waitForProcess(timeout);
+    waitForProcessDuration(timeout);
     deleteRecursively(gcdPath);
   }
 
   /**
-   * Stops the Datastore emulator. The same as {@link #stop(Duration)} but with timeout duration of
-   * 20 seconds.
+   * Stops the Datastore emulator. The same as {@link #stopDuration(java.time.Duration)} but with
+   * timeout duration of 20 seconds.
    *
    * <p>It is important to stop the emulator. Since the emulator runs in its own process, not
    * stopping it might cause it to become orphan.
    *
    * <p>It is not required to call {@link #reset()} before {@code stop()}.
    */
   public void stop() throws IOException, InterruptedException, TimeoutException {
-    stop(Duration.ofSeconds(20));
+    stopDuration(java.time.Duration.ofSeconds(20));
   }
 
   static void deleteRecursively(Path path) throws IOException {

google-cloud-datastore/src/test/java/com/google/cloud/datastore/DatastoreTest.java

@@ -68,6 +68,7 @@
 import com.google.datastore.v1.TransactionOptions;
 import com.google.protobuf.ByteString;
 import java.io.IOException;
+import java.time.Duration;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -87,7 +88,6 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
-import org.threeten.bp.Duration;
 
 @RunWith(JUnit4.class)
 public class DatastoreTest {
@@ -193,7 +193,7 @@ public void setUp() {
 
   @AfterClass
   public static void afterClass() throws IOException, InterruptedException, TimeoutException {
-    helper.stop(Duration.ofMinutes(1));
+    helper.stopDuration(Duration.ofMinutes(1));
   }
 
   @Test

google-cloud-datastore/src/test/java/com/google/cloud/datastore/it/ITDatastoreTest.java

@@ -81,6 +81,7 @@
 import com.google.common.truth.Truth;
 import com.google.datastore.v1.TransactionOptions;
 import com.google.datastore.v1.TransactionOptions.ReadOnly;
+import java.time.Duration;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -103,7 +104,6 @@
 import org.junit.rules.Timeout;
 import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
-import org.threeten.bp.Duration;
 
 @RunWith(Parameterized.class)
 public class ITDatastoreTest {
@@ -674,7 +674,7 @@ private void assertExecutionStats(
     Truth.assertThat(debugStats.get("index_entries_scanned"))
         .isEqualTo(expectedIndexEntriesScanned);
 
-    Duration executionDuration = executionStats.getExecutionDuration();
+    Duration executionDuration = executionStats.getExecutionDurationJavaTime();
     Truth.assertThat(executionDuration).isIn(Range.greaterThan(Duration.ofMillis(0)));
 
     long readOperations = executionStats.getReadOperations();

google-cloud-datastore/src/test/java/com/google/cloud/datastore/models/ExecutionStatsTest.java

@@ -41,8 +41,8 @@ public class ExecutionStatsTest {
   @Test
   public void testModel() {
     Truth.assertThat(executionStats.getDebugStats()).isEqualTo(Structs.asMap(struct));
-    Truth.assertThat(executionStats.getExecutionDuration())
-        .isEqualTo(org.threeten.bp.Duration.ofNanos(duration.getNanos()));
+    Truth.assertThat(executionStats.getExecutionDurationJavaTime())
+        .isEqualTo(java.time.Duration.ofNanos(duration.getNanos()));
     Truth.assertThat(executionStats.getReadOperations()).isEqualTo(2);
     Truth.assertThat(executionStats.getResultsReturned()).isEqualTo(3);
   }

google-cloud-datastore/src/test/java/com/google/cloud/datastore/testing/ITLocalDatastoreHelperTest.java

@@ -32,14 +32,14 @@
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.time.Duration;
 import java.util.concurrent.TimeoutException;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
-import org.threeten.bp.Duration;
 
 @RunWith(JUnit4.class)
 public class ITLocalDatastoreHelperTest {
@@ -178,7 +178,7 @@ public void testStartStopReset() throws IOException, InterruptedException, Timeo
       assertNotNull(datastore.get(key));
       helper.reset();
       assertNull(datastore.get(key));
-      helper.stop(Duration.ofMinutes(1));
+      helper.stopDuration(Duration.ofMinutes(1));
       datastore.get(key);
       Assert.fail();
     } catch (DatastoreException ex) {
@@ -198,7 +198,7 @@ public void testStartStopResetWithBuilder()
       assertNotNull(datastore.get(key));
       helper.reset();
       assertNull(datastore.get(key));
-      helper.stop(Duration.ofMinutes(1));
+      helper.stopDuration(Duration.ofMinutes(1));
       datastore.get(key);
       Assert.fail();
     } catch (DatastoreException ex) {

google-cloud-datastore/src/test/java/com/google/cloud/datastore/testing/RemoteDatastoreHelper.java

@@ -27,9 +27,9 @@
 import com.google.cloud.datastore.StructuredQuery;
 import com.google.cloud.http.HttpTransportOptions;
 import io.opentelemetry.sdk.OpenTelemetrySdk;
+import java.time.Duration;
 import java.util.UUID;
 import javax.annotation.Nullable;
-import org.threeten.bp.Duration;
 
 /**
  * Utility to create a remote datastore configuration for testing. Datastore options can be obtained
@@ -110,13 +110,13 @@ public static RemoteDatastoreHelper create(String databaseId) {
   private static RetrySettings retrySettings() {
     return RetrySettings.newBuilder()
         .setMaxAttempts(10)
-        .setMaxRetryDelay(Duration.ofMillis(30000L))
-        .setTotalTimeout(Duration.ofMillis(120000L))
-        .setInitialRetryDelay(Duration.ofMillis(250L))
+        .setMaxRetryDelayDuration(Duration.ofMillis(30000L))
+        .setTotalTimeoutDuration(Duration.ofMillis(120000L))
+        .setInitialRetryDelayDuration(Duration.ofMillis(250L))
         .setRetryDelayMultiplier(1.0)
-        .setInitialRpcTimeout(Duration.ofMillis(120000L))
+        .setInitialRpcTimeoutDuration(Duration.ofMillis(120000L))
         .setRpcTimeoutMultiplier(1.0)
-        .setMaxRpcTimeout(Duration.ofMillis(120000L))
+        .setMaxRpcTimeoutDuration(Duration.ofMillis(120000L))
         .build();
   }
 }

samples/snippets/src/test/java/com/google/datastore/snippets/ConceptsTest.java

@@ -77,7 +77,6 @@
 import org.junit.rules.ExpectedException;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
-import org.threeten.bp.Duration;
 
 /** Contains Cloud Datastore snippets demonstrating concepts for documentation. */
 @RunWith(JUnit4.class)
@@ -147,7 +146,7 @@ public void tearDown() throws Exception {
    */
   @AfterClass
   public static void afterClass() throws IOException, InterruptedException, TimeoutException {
-    HELPER.stop(Duration.ofMinutes(1));
+    HELPER.stopDuration(java.time.Duration.ofMinutes(1));
   }
 
   private void assertValidKey(Key taskKey) {