Nanosecond precision lost in SqlTimestampExternalizer and InstantExternalizer

This is evident with JDK fix for https://bugs.openjdk.java.net/browse/JDK-8068730

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T E S T S
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Running org.wildfly.clustering.marshalling.spi.IndexExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in org.wildfly.clustering.marshalling.spi.IndexExternalizerTestCase
Running org.wildfly.clustering.marshalling.spi.net.NetExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.005 sec - in org.wildfly.clustering.marshalling.spi.net.NetExternalizerTestCase
Running org.wildfly.clustering.marshalling.spi.time.TimeExternalizerTestCase
Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.019 sec <<< FAILURE! - in org.wildfly.clustering.marshalling.spi.time.TimeExternalizerTestCase
test(org.wildfly.clustering.marshalling.spi.time.TimeExternalizerTestCase) Time elapsed: 0.019 sec <<< FAILURE!
java.lang.AssertionError: expected:<2017-02-08T11:02:48.240513Z> but was:<2017-02-08T11:02:48.240Z>
at org.junit.Assert.fail(Assert.java:88)
at org.junit.Assert.failNotEquals(Assert.java:834)
at org.junit.Assert.assertEquals(Assert.java:118)
at org.junit.Assert.assertEquals(Assert.java:144)
at org.wildfly.clustering.marshalling.spi.ExternalizerTestUtil.lambda$test$0(ExternalizerTestUtil.java:42)
at org.wildfly.clustering.marshalling.spi.ExternalizerTestUtil.test(ExternalizerTestUtil.java:55)
at org.wildfly.clustering.marshalling.spi.ExternalizerTestUtil.test(ExternalizerTestUtil.java:42)
at org.wildfly.clustering.marshalling.spi.time.TimeExternalizerTestCase.test(TimeExternalizerTestCase.java:54)

Running org.wildfly.clustering.marshalling.spi.util.AtomicExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.003 sec - in org.wildfly.clustering.marshalling.spi.util.AtomicExternalizerTestCase
Running org.wildfly.clustering.marshalling.spi.util.CollectionExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.024 sec - in org.wildfly.clustering.marshalling.spi.util.CollectionExternalizerTestCase
Running org.wildfly.clustering.marshalling.spi.util.DateExternalizerTestCase
Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.018 sec <<< FAILURE! - in org.wildfly.clustering.marshalling.spi.util.DateExternalizerTestCase
test(org.wildfly.clustering.marshalling.spi.util.DateExternalizerTestCase) Time elapsed: 0.017 sec <<< FAILURE!
java.lang.AssertionError: expected:<2017-02-08 12:02:48.30185> but was:<2017-02-08 12:02:48.301>
at org.junit.Assert.fail(Assert.java:88)
at org.junit.Assert.failNotEquals(Assert.java:834)
at org.junit.Assert.assertEquals(Assert.java:118)
at org.junit.Assert.assertEquals(Assert.java:144)
at org.wildfly.clustering.marshalling.spi.ExternalizerTestUtil.lambda$test$0(ExternalizerTestUtil.java:42)
at org.wildfly.clustering.marshalling.spi.ExternalizerTestUtil.test(ExternalizerTestUtil.java:55)
at org.wildfly.clustering.marshalling.spi.ExternalizerTestUtil.test(ExternalizerTestUtil.java:42)
at org.wildfly.clustering.marshalling.spi.util.DateExternalizerTestCase.test(DateExternalizerTestCase.java:49)

Running org.wildfly.clustering.marshalling.spi.util.MapEntryExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.002 sec - in org.wildfly.clustering.marshalling.spi.util.MapEntryExternalizerTestCase
Running org.wildfly.clustering.marshalling.spi.util.MapExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.01 sec - in org.wildfly.clustering.marshalling.spi.util.MapExternalizerTestCase
Running org.wildfly.clustering.marshalling.spi.util.UtilExternalizerTestCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.011 sec - in org.wildfly.clustering.marshalling.spi.util.UtilExternalizerTestCase

Results :

Failed tests:
TimeExternalizerTestCase.test:54 expected:<2017-02-08T11:02:48.240513Z> but was:<2017-02-08T11:02:48.240Z>
DateExternalizerTestCase.test:49 expected:<2017-02-08 12:02:48.30185> but was:<2017-02-08 12:02:48.301>

Tests run: 9, Failures: 2, Errors: 0, Skipped: 0

[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------