Example usage for java.time ZonedDateTime plusNanos

Introduction

In this page you can find the example usage for java.time ZonedDateTime plusNanos.

Prototype

public ZonedDateTime plusNanos(long nanos) 

Source Link

Document

Returns a copy of this ZonedDateTime with the specified number of nanoseconds added.

Usage

From source file:Main.java

public static void main(String[] args) {
    ZonedDateTime dateTime = ZonedDateTime.now();
    ZonedDateTime n = dateTime.plusNanos(1234);
    System.out.println(n);//from   www.j a v  a2s.com
}

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From source file:it.tidalwave.northernwind.frontend.media.impl.DefaultMetadataCacheTest.java

/*******************************************************************************************************************
 *
 ******************************************************************************************************************/
@Test// w w w . j a  v a 2 s .  c  o m
public void must_reload_metadata_after_expiration_time_when_file_has_been_changed() throws Exception {
    // given
    ZonedDateTime nextExpectedExpirationTime = initialTime.plusSeconds(underTest.getMedatataExpirationTime());
    final Metadata metadata = underTest.findMetadataById(mediaId, siteNodeProperties);

    for (int count = 1; count < 10; count++) {
        final ZonedDateTime now = nextExpectedExpirationTime.plusNanos(1);
        setTime(now);
        when(mediaFile.getLatestModificationTime()).thenReturn(now.plusNanos(1));
        nextExpectedExpirationTime = now.plusSeconds(underTest.getMedatataExpirationTime());
        // when
        final Metadata metadata2 = underTest.findMetadataById(mediaId, siteNodeProperties);
        // then
        assertThat(metadata2, is(not(sameInstance(metadata))));

        final ExpirableMetadata expirableMetadata = underTest.metadataMapById.get(mediaId);
        assertThat(expirableMetadata, is(notNullValue()));
        assertThat(expirableMetadata.getMetadata(), sameInstance(metadata2));
        assertThat(expirableMetadata.getCreationTime(), is(now));
        assertThat(expirableMetadata.getExpirationTime(), is(nextExpectedExpirationTime));
        log.info(">>>> next expiration time: {}", expirableMetadata.getExpirationTime());

        verify(metadataLoader, times(count + 1)).loadMetadata(eq(mediaFile));
        verify(mediaFile, times(count)).getLatestModificationTime();
    }
}

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From source file:it.tidalwave.northernwind.frontend.media.impl.DefaultMetadataCacheTest.java

/*******************************************************************************************************************
 *
 ******************************************************************************************************************/
@Test// www  .  j  a v a 2s  .  c  o  m
public void must_check_file_modification_after_expiration_time_and_still_keep_in_cache_when_no_modifications()
        throws Exception {
    // given
    ZonedDateTime nextExpectedExpirationTime = initialTime.plusSeconds(underTest.getMedatataExpirationTime());
    when(mediaFile.getLatestModificationTime()).thenReturn(initialTime.minusNanos(1));

    final Metadata metadata = underTest.findMetadataById(mediaId, siteNodeProperties);

    for (int count = 1; count <= 10; count++) {
        final ZonedDateTime now = nextExpectedExpirationTime.plusNanos(1);
        setTime(now);
        nextExpectedExpirationTime = now.plusSeconds(underTest.getMedatataExpirationTime());
        // when
        final Metadata metadata2 = underTest.findMetadataById(mediaId, siteNodeProperties);
        // then
        assertThat(metadata2, is(sameInstance(metadata)));

        final ExpirableMetadata expirableMetadata = underTest.metadataMapById.get(mediaId);
        assertThat(expirableMetadata, is(notNullValue()));
        assertThat(expirableMetadata.getMetadata(), sameInstance(metadata2));
        assertThat(expirableMetadata.getCreationTime(), is(initialTime));
        assertThat(expirableMetadata.getExpirationTime(), is(nextExpectedExpirationTime));
        log.info(">>>> next expiration time: {}", expirableMetadata.getExpirationTime());

        verify(metadataLoader, times(1)).loadMetadata(eq(mediaFile));
        verify(mediaFile, times(count)).getLatestModificationTime();
    }
}

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