#1428 - ENH: Use java.time.Clock for @WhenModified and @WhenCreated and allow it to be Replaceable for testing

Adjust such that Clock is on DefaultServer and can be set via ExtendedServer interface

src/test/java/io/ebean/ExtendedServerTest.java

@@ -1,6 +1,5 @@
 package io.ebean;
 
-import io.ebeaninternal.api.SpiEbeanServer;
 import org.junit.After;
 import org.junit.Test;
 import org.tests.model.basic.Customer;
@@ -17,8 +16,8 @@ public class ExtendedServerTest extends BaseTestCase {
 
   @After
   public void cleanup() {
-    ((SpiEbeanServer) Ebean.getDefaultServer())
-      .getServerConfig()
+    Ebean.getDefaultServer()
+      .extended()
       .setClock(Clock.systemUTC());
   }
 
@@ -52,11 +51,13 @@ public class ExtendedServerTest extends BaseTestCase {
 
   @Test
   public void mockClock() {
-    SpiEbeanServer server = (SpiEbeanServer) Ebean.getDefaultServer();
+
+    EbeanServer server = Ebean.getDefaultServer();
     final Instant snapshot = Instant.now();
     Instant backedSnapshot = snapshot.minus(1, ChronoUnit.DAYS);
     Clock snapshotClock = Clock.fixed(backedSnapshot, Clock.systemUTC().getZone());
-    server.getServerConfig().setClock(snapshotClock);
+
+    server.extended().setClock(snapshotClock);
 
     ResetBasicData.reset();
 

src/test/java/io/ebeaninternal/api/TDSpiEbeanServer.java

@@ -55,6 +55,7 @@ import io.ebeaninternal.server.transaction.RemoteTransactionEvent;
 import javax.persistence.OptimisticLockException;
 import javax.persistence.PersistenceException;
 import java.lang.reflect.Type;
+import java.time.Clock;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
@@ -85,6 +86,16 @@ public class TDSpiEbeanServer implements SpiEbeanServer {
     return this;
   }
 
+  @Override
+  public long clockNow() {
+    return System.currentTimeMillis();
+  }
+
+  @Override
+  public void setClock(Clock clock) {
+
+  }
+
   @Override
   public SpiLogManager log() {
     return null;