com.google.cloud.Timestamp.getNanos()方法的使用及代码示例

x33g5p2x  于2022-01-30 转载在 其他  
字(8.1k)|赞(0)|评价(0)|浏览(219)

本文整理了Java中com.google.cloud.Timestamp.getNanos()方法的一些代码示例，展示了Timestamp.getNanos()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Timestamp.getNanos()方法的具体详情如下：
包路径：com.google.cloud.Timestamp
类名称：Timestamp
方法名：getNanos

Timestamp.getNanos介绍

[英]Returns the fractional seconds component, in nanoseconds.
[中]返回以纳秒为单位的分数秒分量。

代码示例

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void maxValue() {
  3.  TimeZone tz = TimeZone.getTimeZone("UTC");
  4.  GregorianCalendar calendar = new GregorianCalendar(tz);
  5.  calendar.set(9999, Calendar.DECEMBER, 31, 23, 59, 59);
  6.  java.sql.Timestamp expectedMin = new java.sql.Timestamp(calendar.getTimeInMillis());
  7.  expectedMin.setNanos(999999999);
  8.  assertThat(Timestamp.MAX_VALUE.getSeconds()).isEqualTo(calendar.getTimeInMillis() / 1000L);
  9.  assertThat(Timestamp.MAX_VALUE.getNanos()).isEqualTo(999999999);
  10. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void ofDate() {
  3.  Timestamp timestamp = Timestamp.of(TEST_DATE);
  4.  Long expectedSeconds = TimeUnit.MILLISECONDS.toSeconds(TEST_TIME_MILLISECONDS);
  5.  Long expectedNanos =
  6.    TimeUnit.MILLISECONDS.toNanos(TEST_TIME_MILLISECONDS)
  7.      - TimeUnit.SECONDS.toNanos(expectedSeconds);
  8.  assertThat(timestamp.getSeconds()).isEqualTo(expectedSeconds);
  9.  assertThat(timestamp.getNanos()).isEqualTo(expectedNanos);
  10. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void minValue() {
  3.  // MIN_VALUE is before the start of the Gregorian calendar... use magic value.
  4.  assertThat(Timestamp.MIN_VALUE.getSeconds()).isEqualTo(-62135596800L);
  5.  assertThat(Timestamp.MIN_VALUE.getNanos()).isEqualTo(0);
  6. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void toFromSqlTimestamp() {
  3.  long seconds = TEST_TIME_SECONDS;
  4.  int nanos = 500000000;
  5.  java.sql.Timestamp sqlTs = new java.sql.Timestamp(seconds * 1000);
  6.  sqlTs.setNanos(nanos);
  7.  Timestamp ts = Timestamp.of(sqlTs);
  8.  assertThat(ts.getSeconds()).isEqualTo(seconds);
  9.  assertThat(ts.getNanos()).isEqualTo(nanos);
  10.  assertThat(ts.toSqlTimestamp()).isEqualTo(sqlTs);
  11. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void ofMicroseconds() {
  3.  Timestamp timestamp = Timestamp.ofTimeMicroseconds(TEST_TIME_MICROSECONDS);
  4.  assertThat(timestamp.getSeconds()).isEqualTo(TEST_TIME_MICROSECONDS / 1000000L);
  5.  assertThat(timestamp.getNanos()).isEqualTo(TEST_TIME_MICROSECONDS % 1000000L * 1000);
  6. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void fromProto() {
  3.  com.google.protobuf.Timestamp proto =
  4.    com.google.protobuf.Timestamp.newBuilder().setSeconds(1234).setNanos(567).build();
  5.  Timestamp timestamp = Timestamp.fromProto(proto);
  6.  assertThat(timestamp.getSeconds()).isEqualTo(1234);
  7.  assertThat(timestamp.getNanos()).isEqualTo(567);
  8. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void writeAtLeastOnce() throws ParseException {
  3.  String timestampString = "2015-10-01T10:54:20.021Z";
  4.  ArgumentCaptor<CommitRequest> commit = ArgumentCaptor.forClass(CommitRequest.class);
  5.  CommitResponse response =
  6.    CommitResponse.newBuilder().setCommitTimestamp(Timestamps.parse(timestampString)).build();
  7.  Mockito.when(rpc.commit(commit.capture(), Mockito.eq(options))).thenReturn(response);
  8.  Timestamp timestamp =
  9.    session.writeAtLeastOnce(
  10.      Arrays.asList(Mutation.newInsertBuilder("T").set("C").to("x").build()));
  11.  assertThat(timestamp.getSeconds())
  12.    .isEqualTo(utcTimeSeconds(2015, Calendar.OCTOBER, 1, 10, 54, 20));
  13.  assertThat(timestamp.getNanos()).isEqualTo(TimeUnit.MILLISECONDS.toNanos(21));
  14.  CommitRequest request = commit.getValue();
  15.  assertThat(request.getSingleUseTransaction()).isNotNull();
  16.  assertThat(request.getSingleUseTransaction().getReadWrite()).isNotNull();
  17.  com.google.spanner.v1.Mutation mutation =
  18.    com.google.spanner.v1.Mutation.newBuilder()
  19.      .setInsert(
  20.        Write.newBuilder()
  21.          .setTable("T")
  22.          .addColumns("C")
  23.          .addValues(
  24.            ListValue.newBuilder()
  25.              .addValues(com.google.protobuf.Value.newBuilder().setStringValue("x"))))
  26.      .build();
  27.  assertThat(request.getMutationsList()).containsExactly(mutation);
  28. }

代码示例来源：origin: googleapis/google-cloud-java

  1. @Test
  2. public void timestampDoesntGetTruncatedDuringUpdate() throws Exception {
  3.  DocumentReference documentReference =
  4.    addDocument("time", Timestamp.ofTimeSecondsAndNanos(0, 123000));
  5.  DocumentSnapshot documentSnapshot = documentReference.get().get();
  6.  Timestamp timestamp = documentSnapshot.getTimestamp("time");
  7.  documentReference.update("time", timestamp);
  8.  documentSnapshot = documentReference.get().get();
  9.  timestamp = documentSnapshot.getTimestamp("time");
  10.  assertEquals(123000, timestamp.getNanos());
  11. }

代码示例来源：origin: GoogleCloudPlatform/java-docs-samples

  1. @Override
  2.  public MutationGroup apply(String userId) {
  3.   // Immediately block the user.
  4.   Mutation userMutation = Mutation.newUpdateBuilder("Users")
  5.     .set("id").to(userId)
  6.     .set("state").to("BLOCKED")
  7.     .build();
  8.   long generatedId = Hashing.sha1().newHasher()
  9.     .putString(userId, Charsets.UTF_8)
  10.     .putLong(timestamp.getSeconds())
  11.     .putLong(timestamp.getNanos())
  12.     .hash()
  13.     .asLong();
  14.   // Add an entry to pending review requests.
  15.   Mutation pendingReview = Mutation.newInsertOrUpdateBuilder("PendingReviews")
  16.     .set("id").to(generatedId)  // Must be deterministically generated.
  17.     .set("userId").to(userId)
  18.     .set("action").to("REVIEW ACCOUNT")
  19.     .set("note").to("Suspicious activity detected.")
  20.     .build();
  21.   return MutationGroup.create(userMutation, pendingReview);
  22.  }
  23. }));

代码示例来源：origin: spring-cloud/spring-cloud-gcp

  1. @Nullable
  2.   @Override
  3.   public Instant convert(Timestamp timestamp) {
  4.     return Instant.ofEpochSecond(timestamp.getSeconds(), timestamp.getNanos());
  5.   }
  6. };

代码示例来源：origin: org.springframework.cloud/spring-cloud-gcp-data-spanner

  1. @Nullable
  2.   @Override
  3.   public Instant convert(Timestamp timestamp) {
  4.     return Instant.ofEpochSecond(timestamp.getSeconds(), timestamp.getNanos());
  5.   }
  6. };

代码示例来源：origin: spotify/styx

  1. private static Instant timestampToInstant(Timestamp ts) {
  2.  return Instant.ofEpochSecond(ts.getSeconds(), ts.getNanos());
  3. }

代码示例来源：origin: sai-pullabhotla/catatumbo

  1. @Override
  2. public Object toModel(Value<?> input) {
  3.  if (input instanceof NullValue) {
  4.   return null;
  5.  }
  6.  try {
  7.   Timestamp ts = ((TimestampValue) input).get();
  8.   long seconds = ts.getSeconds();
  9.   int nanos = ts.getNanos();
  10.   return ZonedDateTime.ofInstant(Instant.ofEpochSecond(seconds, nanos), ZoneId.systemDefault());
  11.  } catch (ClassCastException exp) {
  12.   String pattern = "Expecting %s, but found %s";
  13.   throw new MappingException(
  14.     String.format(pattern, TimestampValue.class.getName(), input.getClass().getName()), exp);
  15.  }
  16. }

代码示例来源：origin: sai-pullabhotla/catatumbo

  1. @Override
  2. public Object toModel(Value<?> input) {
  3.  if (input instanceof NullValue) {
  4.   return null;
  5.  }
  6.  try {
  7.   Timestamp ts = ((TimestampValue) input).get();
  8.   long millis = TimeUnit.SECONDS.toMillis(ts.getSeconds())
  9.     + TimeUnit.NANOSECONDS.toMillis(ts.getNanos());
  10.   return new Date(millis);
  11.  } catch (ClassCastException exp) {
  12.   String pattern = "Expecting %s, but found %s";
  13.   throw new MappingException(
  14.     String.format(pattern, TimestampValue.class.getName(), input.getClass().getName()), exp);
  15.  }
  16. }

代码示例来源：origin: sai-pullabhotla/catatumbo

  1. @Override
  2. public Object toModel(Value<?> input) {
  3.  if (input instanceof NullValue) {
  4.   return null;
  5.  }
  6.  try {
  7.   Timestamp ts = ((TimestampValue) input).get();
  8.   long seconds = ts.getSeconds();
  9.   int nanos = ts.getNanos();
  10.   return OffsetDateTime.ofInstant(Instant.ofEpochSecond(seconds, nanos),
  11.     ZoneId.systemDefault());
  12.  } catch (ClassCastException exp) {
  13.   String pattern = "Expecting %s, but found %s";
  14.   throw new MappingException(
  15.     String.format(pattern, TimestampValue.class.getName(), input.getClass().getName()), exp);
  16.  }
  17. }

代码示例来源：origin: sai-pullabhotla/catatumbo

  1. @Override
  2. public Object toModel(Value<?> input) {
  3.  if (input instanceof NullValue) {
  4.   return null;
  5.  }
  6.  try {
  7.   Timestamp ts = ((TimestampValue) input).get();
  8.   long millis = TimeUnit.SECONDS.toMillis(ts.getSeconds())
  9.     + TimeUnit.NANOSECONDS.toMillis(ts.getNanos());
  10.   return new Calendar.Builder().setInstant(millis).build();
  11.  } catch (ClassCastException exp) {
  12.   String pattern = "Expecting %s, but found %s";
  13.   throw new MappingException(
  14.     String.format(pattern, TimestampValue.class.getName(), input.getClass().getName()), exp);
  15.  }
  16. }

代码示例来源：origin: org.apache.beam/beam-sdks-java-io-google-cloud-platform

  1. private void writeTimestamp(OrderedCode orderedCode, KeyPart part, Timestamp v) {
  2.  if (part.isDesc()) {
  3.   orderedCode.writeNumDecreasing(v.getSeconds());
  4.   orderedCode.writeNumDecreasing(v.getNanos());
  5.  } else {
  6.   orderedCode.writeNumIncreasing(v.getSeconds());
  7.   orderedCode.writeNumIncreasing(v.getNanos());
  8.  }
  9. }

内容来源于网络，如有侵权，请联系作者删除！

timestamp

相关文章

    查看更多

    热门标签

    更多
    JavaquerypythonNode开发语言requestUtil数据库Table后端算法LoggerMessageElementParser

    最新文章

    更多
    • 蜀ICP备13028337号-1 大数据知识库 https://www.saoniuhuo.com © All rights reserved
    • 本站内容来源互联网,如果侵犯您的权益请联系我们删除, 联系方式：448109455@qq.com