Java DateTimeUtils类代码示例

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本文整理汇总了Java中org.apache.calcite.avatica.util.DateTimeUtils类的典型用法代码示例。如果您正苦于以下问题：Java DateTimeUtils类的具体用法？Java DateTimeUtils怎么用？Java DateTimeUtils使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

DateTimeUtils类属于org.apache.calcite.avatica.util包，在下文中一共展示了DateTimeUtils类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: create

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public static JdbcResultSet create(String connectionId, int statementId,
    ResultSet resultSet, int maxRowCount, Meta.Signature signature) {
  try {
    final Calendar calendar = DateTimeUtils.calendar();
    final int fetchRowCount;
    if (maxRowCount == JdbcMeta.UNLIMITED_COUNT) {
      fetchRowCount = -1;
    } else if (maxRowCount < 0L) {
      fetchRowCount = AvaticaStatement.DEFAULT_FETCH_SIZE;
    } else if (maxRowCount > AvaticaStatement.DEFAULT_FETCH_SIZE) {
      fetchRowCount = AvaticaStatement.DEFAULT_FETCH_SIZE;
    } else {
      fetchRowCount = maxRowCount;
    }
    final Meta.Frame firstFrame = frame(null, resultSet, 0, fetchRowCount, calendar,
        Optional.of(signature));
    if (firstFrame.done) {
      resultSet.close();
    }
    return new JdbcResultSet(connectionId, statementId, true, signature,
        firstFrame);
  } catch (SQLException e) {
    throw new RuntimeException(e);
  }
}

开发者ID:apache，项目名称:calcite-avatica，代码行数:26，代码来源:JdbcResultSet.java

示例2: testBase64

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
@Test public void testBase64() {
  byte[] bytes = "qwertyasdf".getBytes(UTF_8);
  // Plain bytes get put into protobuf for simplicitly
  Common.TypedValue proto = Common.TypedValue.newBuilder().setBytesValue(
      com.google.protobuf.ByteString.copyFrom(bytes))
      .setType(Common.Rep.BYTE_STRING).build();

  // But we should get back a b64-string to make sure TypedValue doesn't get confused.
  Object deserializedObj = TypedValue.getSerialFromProto(proto);
  assertThat(deserializedObj, is(instanceOf(String.class)));
  assertEquals(new ByteString(bytes).toBase64String(), (String) deserializedObj);

  // But we should get a non-b64 byte array as the JDBC representation
  deserializedObj =
      TypedValue.protoToJdbc(proto, DateTimeUtils.calendar());
  assertThat(deserializedObj, is(instanceOf(byte[].class)));
  assertArrayEquals(bytes, (byte[]) deserializedObj);
}

开发者ID:apache，项目名称:calcite-avatica，代码行数:19，代码来源:TypedValueTest.java

示例3: create

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public static QuarkMetaResultSet create(String connectionId, int statementId,
                                        ResultSet resultSet,
                                        long maxRowCount, Meta.Signature signature) {
  try {
    final Calendar calendar = Calendar.getInstance(DateTimeUtils.GMT_ZONE);
    final int fetchRowCount;
    if (maxRowCount == QuarkMetaImpl.UNLIMITED_COUNT) {
      fetchRowCount = -1;
    } else if (maxRowCount < 0L) {
      fetchRowCount = AvaticaStatement.DEFAULT_FETCH_SIZE;
    } else if (maxRowCount > AvaticaStatement.DEFAULT_FETCH_SIZE) {
      fetchRowCount = AvaticaStatement.DEFAULT_FETCH_SIZE;
    } else {
      fetchRowCount = (int) maxRowCount;
    }
    final Meta.Frame firstFrame = frame(resultSet, 0, fetchRowCount, calendar);
    if (firstFrame.done) {
      resultSet.close();
    }
    return new QuarkMetaResultSet(connectionId, statementId, true, signature,
        firstFrame);
  } catch (SQLException e) {
    throw new RuntimeException(e);
  }
}

开发者ID:qubole，项目名称:quark，代码行数:26，代码来源:QuarkMetaResultSet.java

示例4: convert

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
private static Object convert(Object o, Class clazz) {
  if (o == null) {
    return null;
  }
  Primitive primitive = Primitive.of(clazz);
  if (primitive != null) {
    clazz = primitive.boxClass;
  } else {
    primitive = Primitive.ofBox(clazz);
  }
  if (clazz.isInstance(o)) {
    return o;
  }
  if (o instanceof Date && primitive != null) {
    o = ((Date) o).getTime() / DateTimeUtils.MILLIS_PER_DAY;
  }
  if (o instanceof Number && primitive != null) {
    return primitive.number((Number) o);
  }
  return o;
}

开发者ID:apache，项目名称:calcite，代码行数:22，代码来源:Elasticsearch2Enumerator.java

示例5: dateTimeLiteral

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
private RexLiteral dateTimeLiteral(RexBuilder rexBuilder, Calendar calendar,
    RexNode operand) {
  final TimestampString ts;
  final int p;
  switch (operand.getType().getSqlTypeName()) {
  case TIMESTAMP:
    ts = TimestampString.fromCalendarFields(calendar);
    p = operand.getType().getPrecision();
    return rexBuilder.makeTimestampLiteral(ts, p);
  case TIMESTAMP_WITH_LOCAL_TIME_ZONE:
    ts = TimestampString.fromCalendarFields(calendar);
    final TimeZone tz = TimeZone.getTimeZone(this.timeZone);
    final TimestampString localTs =
        new TimestampWithTimeZoneString(ts, tz)
            .withTimeZone(DateTimeUtils.UTC_ZONE)
            .getLocalTimestampString();
    p = operand.getType().getPrecision();
    return rexBuilder.makeTimestampWithLocalTimeZoneLiteral(localTs, p);
  case DATE:
    final DateString d = DateString.fromCalendarFields(calendar);
    return rexBuilder.makeDateLiteral(d);
  default:
    throw Util.unexpected(operand.getType().getSqlTypeName());
  }
}

开发者ID:apache，项目名称:calcite，代码行数:26，代码来源:DateRangeRules.java

示例6: subtractMonths

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public static int subtractMonths(long t0, long t1) {
  final long millis0 =
      DateTimeUtils.floorMod(t0, DateTimeUtils.MILLIS_PER_DAY);
  final int d0 = (int) DateTimeUtils.floorDiv(t0 - millis0,
      DateTimeUtils.MILLIS_PER_DAY);
  final long millis1 =
      DateTimeUtils.floorMod(t1, DateTimeUtils.MILLIS_PER_DAY);
  final int d1 = (int) DateTimeUtils.floorDiv(t1 - millis1,
      DateTimeUtils.MILLIS_PER_DAY);
  int x = subtractMonths(d0, d1);
  final long d2 = addMonths(d1, x);
  if (d2 == d0 && millis0 < millis1) {
    --x;
  }
  return x;
}

开发者ID:apache，项目名称:calcite，代码行数:17，代码来源:SqlFunctions.java

示例7: parseTimestampLiteral

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public static SqlTimestampLiteral parseTimestampLiteral(String s,
    SqlParserPos pos) {
  final String dateStr = parseString(s);
  final DateTimeUtils.PrecisionTime pt =
      DateTimeUtils.parsePrecisionDateTimeLiteral(dateStr,
          Format.PER_THREAD.get().timestamp, DateTimeUtils.UTC_ZONE, -1);
  if (pt == null) {
    throw SqlUtil.newContextException(pos,
        RESOURCE.illegalLiteral("TIMESTAMP", s,
            RESOURCE.badFormat(DateTimeUtils.TIMESTAMP_FORMAT_STRING).str()));
  }
  final TimestampString ts =
      TimestampString.fromCalendarFields(pt.getCalendar())
          .withFraction(pt.getFraction());
  return SqlLiteral.createTimestamp(ts, pt.getPrecision(), pos);
}

开发者ID:apache，项目名称:calcite，代码行数:17，代码来源:SqlParserUtil.java

示例8: getMillisSinceEpoch

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
/** Returns the number of milliseconds since the epoch. */
public long getMillisSinceEpoch() {
  final int year = Integer.valueOf(v.substring(0, 4));
  final int month = Integer.valueOf(v.substring(5, 7));
  final int day = Integer.valueOf(v.substring(8, 10));
  final int h = Integer.valueOf(v.substring(11, 13));
  final int m = Integer.valueOf(v.substring(14, 16));
  final int s = Integer.valueOf(v.substring(17, 19));
  final int ms = getMillisInSecond();
  final int d = DateTimeUtils.ymdToUnixDate(year, month, day);
  return d * DateTimeUtils.MILLIS_PER_DAY
      + h * DateTimeUtils.MILLIS_PER_HOUR
      + m * DateTimeUtils.MILLIS_PER_MINUTE
      + s * DateTimeUtils.MILLIS_PER_SECOND
      + ms;
}

开发者ID:apache，项目名称:calcite，代码行数:17，代码来源:TimestampString.java

示例9: generateCert

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
private X509CertificateObject generateCert(String keyName, KeyPair kp, boolean isCertAuthority,
    PublicKey signerPublicKey, PrivateKey signerPrivateKey) throws IOException,
    CertIOException, OperatorCreationException, CertificateException,
    NoSuchAlgorithmException {
  Calendar startDate = DateTimeUtils.calendar();
  Calendar endDate = DateTimeUtils.calendar();
  endDate.add(Calendar.YEAR, 100);

  BigInteger serialNumber = BigInteger.valueOf(startDate.getTimeInMillis());
  X500Name issuer = new X500Name(
      IETFUtils.rDNsFromString("cn=localhost", RFC4519Style.INSTANCE));
  JcaX509v3CertificateBuilder certGen = new JcaX509v3CertificateBuilder(issuer,
      serialNumber, startDate.getTime(), endDate.getTime(), issuer, kp.getPublic());
  JcaX509ExtensionUtils extensionUtils = new JcaX509ExtensionUtils();
  certGen.addExtension(Extension.subjectKeyIdentifier, false,
      extensionUtils.createSubjectKeyIdentifier(kp.getPublic()));
  certGen.addExtension(Extension.basicConstraints, false,
      new BasicConstraints(isCertAuthority));
  certGen.addExtension(Extension.authorityKeyIdentifier, false,
      extensionUtils.createAuthorityKeyIdentifier(signerPublicKey));
  if (isCertAuthority) {
    certGen.addExtension(Extension.keyUsage, true, new KeyUsage(KeyUsage.keyCertSign));
  }
  X509CertificateHolder cert = certGen.build(
      new JcaContentSignerBuilder(SIGNING_ALGORITHM).build(signerPrivateKey));
  return new X509CertificateObject(cert.toASN1Structure());
}

开发者ID:apache，项目名称:calcite-avatica，代码行数:28，代码来源:SslDriverTest.java

示例10: testLegacyDecimalParsing

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
@Test public void testLegacyDecimalParsing() {
  final BigDecimal decimal = new BigDecimal("123451234512345");
  final Calendar calendar = DateTimeUtils.calendar();

  // CALCITE-1103 Decimals were (incorrectly) getting serialized as normal "numbers" which
  // caused them to use the numberValue field. TypedValue should still be able to handle
  // values like this (but large values will be truncated and return bad values).
  Common.TypedValue oldProtoStyle = Common.TypedValue.newBuilder().setType(Common.Rep.NUMBER)
      .setNumberValue(decimal.longValue()).build();

  TypedValue fromProtoTv = TypedValue.fromProto(oldProtoStyle);
  Object o = fromProtoTv.toJdbc(calendar);
  assertEquals(decimal, o);
}

开发者ID:apache，项目名称:calcite-avatica，代码行数:15，代码来源:TypedValueTest.java

示例11: evaluate

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
@Override public BeamSqlPrimitive evaluate(BeamRecord inputRow, BoundedWindow window) {
  Long time = opValueEvaluated(1, inputRow, window);

  TimeUnitRange unit = ((BeamSqlPrimitive<TimeUnitRange>) op(0)).getValue();

  switch (unit) {
    case YEAR:
    case MONTH:
    case DAY:
      Long timeByDay = time / 1000 / 3600 / 24;
      Long extracted = DateTimeUtils.unixDateExtract(
          unit,
          timeByDay
      );
      return BeamSqlPrimitive.of(outputType, extracted);

    case DOY:
    case DOW:
    case WEEK:
      Calendar calendar = Calendar.getInstance();
      calendar.setTime(new Date(time));
      return BeamSqlPrimitive.of(outputType, (long) calendar.get(typeMapping.get(unit)));

    case QUARTER:
      calendar = Calendar.getInstance();
      calendar.setTime(new Date(time));
      long ret = calendar.get(Calendar.MONTH) / 3;
      if (ret * 3 < calendar.get(Calendar.MONTH)) {
        ret += 1;
      }
      return BeamSqlPrimitive.of(outputType, ret);

    default:
      throw new UnsupportedOperationException(
          "Extract for time unit: " + unit + " not supported!");
  }
}

开发者ID:apache，项目名称:beam，代码行数:38，代码来源:BeamSqlExtractExpression.java

示例12: evaluate

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
@Override public BeamSqlPrimitive evaluate(BeamRecord inputRow, BoundedWindow window) {
  Date date = opValueEvaluated(0, inputRow, window);
  long time = date.getTime();
  TimeUnitRange unit = ((BeamSqlPrimitive<TimeUnitRange>) op(1)).getValue();

  long newTime = DateTimeUtils.unixTimestampFloor(unit, time);
  Date newDate = new Date(newTime);

  return BeamSqlPrimitive.of(outputType, newDate);
}

开发者ID:apache，项目名称:beam，代码行数:11，代码来源:BeamSqlDateFloorExpression.java

示例13: evaluate

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
@Override public BeamSqlPrimitive evaluate(BeamRecord inputRow, BoundedWindow window) {
  Date date = opValueEvaluated(0, inputRow, window);
  long time = date.getTime();
  TimeUnitRange unit = ((BeamSqlPrimitive<TimeUnitRange>) op(1)).getValue();

  long newTime = DateTimeUtils.unixTimestampCeil(unit, time);
  Date newDate = new Date(newTime);

  return BeamSqlPrimitive.of(outputType, newDate);
}

开发者ID:apache，项目名称:beam，代码行数:11，代码来源:BeamSqlDateCeilExpression.java

示例14: shift

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
private static Time shift(Time v) {
    if (v == null) {
        return null;
    }
    long time = v.getTime();
    int offset = TimeZone.getDefault().getOffset(time);
    return new Time((time + offset) % DateTimeUtils.MILLIS_PER_DAY);
}

开发者ID:bitnine-oss，项目名称:octopus，代码行数:9，代码来源:JdbcUtils.java

示例15: shift

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
private static Time shift(Time v) {
  if (v == null) {
    return null;
  }
  long time = v.getTime();
  int offset = TimeZone.getDefault().getOffset(time);
  return new Time((time + offset) % DateTimeUtils.MILLIS_PER_DAY);
}

开发者ID:apache，项目名称:calcite，代码行数:9，代码来源:JdbcUtils.java

示例16: normalize

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
/** Normalizes a TIME value into 00:00:00..23:59:39. */
private Expression normalize(SqlTypeName typeName, Expression e) {
  switch (typeName) {
  case TIME:
    return Expressions.call(BuiltInMethod.FLOOR_MOD.method, e,
        Expressions.constant(DateTimeUtils.MILLIS_PER_DAY));
  default:
    return e;
  }
}

开发者ID:apache，项目名称:calcite，代码行数:11，代码来源:RexImpTable.java

示例17: convertCall

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public RexNode convertCall(SqlRexContext cx, SqlCall call) {
  // TIMESTAMPDIFF(unit, t1, t2)
  //    => (t2 - t1) UNIT
  final RexBuilder rexBuilder = cx.getRexBuilder();
  final SqlLiteral unitLiteral = call.operand(0);
  TimeUnit unit = unitLiteral.symbolValue(TimeUnit.class);
  BigDecimal multiplier = BigDecimal.ONE;
  BigDecimal divider = BigDecimal.ONE;
  switch (unit) {
  case MICROSECOND:
  case MILLISECOND:
  case WEEK:
    multiplier = BigDecimal.valueOf(DateTimeUtils.MILLIS_PER_SECOND);
    divider = unit.multiplier;
    unit = TimeUnit.SECOND;
    break;
  case QUARTER:
    divider = unit.multiplier;
    unit = TimeUnit.MONTH;
    break;
  }
  final SqlIntervalQualifier qualifier =
      new SqlIntervalQualifier(unit, null, SqlParserPos.ZERO);
  final RexNode op2 = cx.convertExpression(call.operand(2));
  final RexNode op1 = cx.convertExpression(call.operand(1));
  final RelDataType intervalType =
      cx.getTypeFactory().createTypeWithNullability(
          cx.getTypeFactory().createSqlIntervalType(qualifier),
          op1.getType().isNullable() || op2.getType().isNullable());
  final RexCall rexCall = (RexCall) rexBuilder.makeCall(
      intervalType, SqlStdOperatorTable.MINUS_DATE,
      ImmutableList.of(op2, op1));
  final RelDataType intType =
      cx.getTypeFactory().createTypeWithNullability(
          cx.getTypeFactory().createSqlType(SqlTypeName.INTEGER),
          SqlTypeUtil.containsNullable(rexCall.getType()));
  RexNode e = rexBuilder.makeCast(intType, rexCall);
  return rexBuilder.multiplyDivide(e, multiplier, divider);
}

开发者ID:apache，项目名称:calcite，代码行数:40，代码来源:StandardConvertletTable.java

示例18: timeWithLocalTimeZoneToTimestamp

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public static long timeWithLocalTimeZoneToTimestamp(String date, int v, TimeZone timeZone) {
  final TimeWithTimeZoneString tTZ = TimeWithTimeZoneString.fromMillisOfDay(v)
      .withTimeZone(DateTimeUtils.UTC_ZONE);
  return new TimestampWithTimeZoneString(date + " " + tTZ.toString())
      .withTimeZone(timeZone)
      .getLocalTimestampString()
      .getMillisSinceEpoch();
}

开发者ID:apache，项目名称:calcite，代码行数:9，代码来源:SqlFunctions.java

示例19: timeWithLocalTimeZoneToTimestampWithLocalTimeZone

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
public static long timeWithLocalTimeZoneToTimestampWithLocalTimeZone(String date, int v) {
  final TimeWithTimeZoneString tTZ = TimeWithTimeZoneString.fromMillisOfDay(v)
      .withTimeZone(DateTimeUtils.UTC_ZONE);
  return new TimestampWithTimeZoneString(date + " " + tTZ.toString())
      .getLocalTimestampString()
      .getMillisSinceEpoch();
}

开发者ID:apache，项目名称:calcite，代码行数:8，代码来源:SqlFunctions.java

示例20: currentTime

import org.apache.calcite.avatica.util.DateTimeUtils; //导入依赖的package包/类
/** SQL {@code CURRENT_TIME} function. */
@NonDeterministic
public static int currentTime(DataContext root) {
  int time = (int) (currentTimestamp(root) % DateTimeUtils.MILLIS_PER_DAY);
  if (time < 0) {
    time += DateTimeUtils.MILLIS_PER_DAY;
  }
  return time;
}

开发者ID:apache，项目名称:calcite，代码行数:10，代码来源:SqlFunctions.java

注：本文中的org.apache.calcite.avatica.util.DateTimeUtils类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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Java DateTimeUtils类代码示例

示例1: create

示例2: testBase64

示例3: create

示例4: convert

示例5: dateTimeLiteral

示例6: subtractMonths

示例7: parseTimestampLiteral

示例8: getMillisSinceEpoch

示例9: generateCert

示例10: testLegacyDecimalParsing

示例11: evaluate

示例12: evaluate

示例13: evaluate

示例14: shift

示例15: shift

示例16: normalize

示例17: convertCall

示例18: timeWithLocalTimeZoneToTimestamp

示例19: timeWithLocalTimeZoneToTimestampWithLocalTimeZone

示例20: currentTime

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