Here you can find the source of toBigDecimal(@Nullable final Date value)
public static BigDecimal toBigDecimal(@Nullable final Date value)
//package com.java2s; /*/*from www.j ava 2s. c om*/ * Copyright (c) 2014 Haixing Hu * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ import java.math.BigDecimal; import java.sql.Time; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import java.util.TimeZone; import javax.annotation.Nullable; public class Main { /** * The UTC time zone. */ public static final TimeZone UTC = TimeZone.getTimeZone("UTC"); public static BigDecimal toBigDecimal(@Nullable final Date value) { return (value == null ? null : BigDecimal.valueOf(value.getTime())); } public static BigDecimal toBigDecimal(@Nullable final Date value, @Nullable final BigDecimal defaultValue) { return (value == null ? defaultValue : BigDecimal.valueOf(value.getTime())); } /** * Creates a {@link java.sql.Time} for a specified time in the UTC time zone. * * @param hour * the hour in the day, starting from 0. * @param minute * the minute in the hour, starting from 0. * @param second * the second in the minute, starting from 0. * @return the {@link java.util.Date} object corresponds to the specified * date. */ public static Time getTime(final int hour, final int minute, final int second) { final Calendar cal = new GregorianCalendar(UTC); cal.clear(); cal.set(1979, 0, 1, hour, minute, second); return new Time(cal.getTimeInMillis()); } }