本文整理汇总了Java中java.util.GregorianCalendar.BC属性的典型用法代码示例。如果您正苦于以下问题：Java GregorianCalendar.BC属性的具体用法？Java GregorianCalendar.BC怎么用？Java GregorianCalendar.BC使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类java.util.GregorianCalendar的用法示例。
在下文中一共展示了GregorianCalendar.BC属性的4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，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: next
@Override
public Timestamp next() {
cal.clear();
cal.set(Calendar.YEAR, MIN_YEAR + rng.nextInt(MAX_YEAR - MIN_YEAR + 1));
cal.set(Calendar.DAY_OF_YEAR, 1 + rng.nextInt(cal
.getActualMaximum(Calendar.DAY_OF_YEAR)));
cal.set(Calendar.HOUR_OF_DAY, rng.nextInt(24));
cal.set(Calendar.MINUTE, rng.nextInt(60));
cal.set(Calendar.SECOND, rng.nextInt(
cal.getActualMaximum(Calendar.SECOND)));
// Workaround for oracle jdbc bugs related to BC leap years
if (cal.get(Calendar.ERA) == GregorianCalendar.BC
&& cal.get(Calendar.MONTH) == 1 && cal.get(Calendar.DAY_OF_MONTH) >= 28) {
return next();
}
Timestamp timestamp = new Timestamp(cal.getTimeInMillis());
if (precision > 0) {
int nanos = rng.nextInt((int) Math.pow(10, precision));
timestamp.setNanos(nanos * (int) Math.pow(10, NANOS_DIGITS - precision));
}
return timestamp;
}
示例2: Test4149677
/**
* Reported bug is that a GregorianCalendar with a cutover of Date(Long.MAX_VALUE)
* doesn't behave as a pure Julian calendar.
* CANNOT REPRODUCE THIS BUG
*/
public void Test4149677() {
TimeZone[] zones = {TimeZone.getTimeZone("GMT"),
TimeZone.getTimeZone("PST"),
TimeZone.getTimeZone("EAT")};
for (int i = 0; i < zones.length; ++i) {
GregorianCalendar calendar = new GregorianCalendar(zones[i]);
// Make sure extreme values don't wrap around
calendar.setTime(new Date(Long.MIN_VALUE));
if (calendar.get(ERA) != GregorianCalendar.BC) {
errln("Fail: Date(Long.MIN_VALUE) has an AD year in " + zones[i]);
}
calendar.setTime(new Date(Long.MAX_VALUE));
if (calendar.get(ERA) != GregorianCalendar.AD) {
errln("Fail: Date(Long.MAX_VALUE) has a BC year in " + zones[i]);
}
calendar.setGregorianChange(new Date(Long.MAX_VALUE));
// to obtain a pure Julian calendar
boolean is100Leap = calendar.isLeapYear(100);
if (!is100Leap) {
errln("test failed with zone " + zones[i].getID());
errln(" cutover date is Date(Long.MAX_VALUE)");
errln(" isLeapYear(100) returns: " + is100Leap);
}
}
}
示例3: XMLGregorianCalendarImpl
/**
* <p>Convert a <code>java.util.GregorianCalendar</code> to XML Schema 1.0
* representation.</p>
*
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="2">
* Field by Field Conversion from
* <code>java.util.GregorianCalendar</code> to this class
* </th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <th><code>javax.xml.datatype.XMLGregorianCalendar</code> field</th>
* <th><code>java.util.GregorianCalendar</code> field</th>
* </tr>
* <tr>
* <th>{@link #setYear(int)}</th>
* <th><code>ERA == GregorianCalendar.BC ? -YEAR : YEAR</code></th>
* </tr>
* <tr>
* <th>{@link #setMonth(int)}</th>
* <th><code>MONTH + 1</code></th>
* </tr>
* <tr>
* <th>{@link #setDay(int)}</th>
* <th><code>DAY_OF_MONTH</code></th>
* </tr>
* <tr>
* <th>{@link #setTime(int,int,int, BigDecimal)}</th>
* <th><code>HOUR_OF_DAY, MINUTE, SECOND, MILLISECOND</code></th>
* </tr>
* <tr>
* <th>{@link #setTimezone(int)}<i>*</i></th>
* <th><code>(ZONE_OFFSET + DST_OFFSET) / (60*1000)</code><br/>
* <i>(in minutes)</i>
* </th>
* </tr>
* </tbody>
* </table>
* <p><i>*</i>conversion loss of information. It is not possible to represent
* a <code>java.util.GregorianCalendar</code> daylight savings timezone id in the
* XML Schema 1.0 date/time datatype representation.</p>
*
* <p>To compute the return value's <code>TimeZone</code> field,
* <ul>
* <li>when <code>this.getTimezone() != DatatypeConstants.FIELD_UNDEFINED</code>,
* create a <code>java.util.TimeZone</code> with a custom timezone id
* using the <code>this.getTimezone()</code>.</li>
* <li>else use the <code>GregorianCalendar</code> default timezone value
* for the host is defined as specified by
* <code>java.util.TimeZone.getDefault()</code>.</li></p>
*
* @param cal <code>java.util.GregorianCalendar</code> used to create <code>XMLGregorianCalendar</code>
*/
public XMLGregorianCalendarImpl(GregorianCalendar cal) {
int year = cal.get(Calendar.YEAR);
if (cal.get(Calendar.ERA) == GregorianCalendar.BC) {
year = -year;
}
this.setYear(year);
// Calendar.MONTH is zero based, XSD Date datatype's month field starts
// with JANUARY as 1.
this.setMonth(cal.get(Calendar.MONTH) + 1);
this.setDay(cal.get(Calendar.DAY_OF_MONTH));
this.setTime(
cal.get(Calendar.HOUR_OF_DAY),
cal.get(Calendar.MINUTE),
cal.get(Calendar.SECOND),
cal.get(Calendar.MILLISECOND));
// Calendar ZONE_OFFSET and DST_OFFSET fields are in milliseconds.
int offsetInMinutes = (cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET)) / (60 * 1000);
this.setTimezone(offsetInMinutes);
}
示例4: XMLGregorianCalendarImpl
/**
* <p>Convert a <code>java.util.GregorianCalendar</code> to XML Schema 1.0
* representation.</p>
*
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="2">
* Field by Field Conversion from
* <code>java.util.GregorianCalendar</code> to this class
* </th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <th><code>javax.xml.datatype.XMLGregorianCalendar</code> field</th>
* <th><code>java.util.GregorianCalendar</code> field</th>
* </tr>
* <tr>
* <th>{@link #setYear(int)}</th>
* <th><code>ERA == GregorianCalendar.BC ? -YEAR : YEAR</code></th>
* </tr>
* <tr>
* <th>{@link #setMonth(int)}</th>
* <th><code>MONTH + 1</code></th>
* </tr>
* <tr>
* <th>{@link #setDay(int)}</th>
* <th><code>DAY_OF_MONTH</code></th>
* </tr>
* <tr>
* <th>{@link #setTime(int,int,int, BigDecimal)}</th>
* <th><code>HOUR_OF_DAY, MINUTE, SECOND, MILLISECOND</code></th>
* </tr>
* <tr>
* <th>{@link #setTimezone(int)}<i>*</i></th>
* <th><code>(ZONE_OFFSET + DST_OFFSET) / (60*1000)</code><br/>
* <i>(in minutes)</i>
* </th>
* </tr>
* </tbody>
* </table>
* <p><i>*</i>conversion loss of information. It is not possible to represent
* a <code>java.util.GregorianCalendar</code> daylight savings timezone id in the
* XML Schema 1.0 date/time datatype representation.</p>
*
* <p>To compute the return value's <code>TimeZone</code> field,
* <ul>
* <li>when <code>this.getTimezone() != DatatypeConstants.FIELD_UNDEFINED</code>,
* create a <code>java.util.TimeZone</code> with a custom timezone id
* using the <code>this.getTimezone()</code>.</li>
* <li>else use the <code>GregorianCalendar</code> default timezone value
* for the host is defined as specified by
* <code>java.util.TimeZone.getDefault()</code>.</li></p>
*
* @param cal <code>java.util.GregorianCalendar</code> used to create <code>XMLGregorianCalendar</code>
*/
public XMLGregorianCalendarImpl(GregorianCalendar cal) {
int year1 = cal.get(Calendar.YEAR);
if (cal.get(Calendar.ERA) == GregorianCalendar.BC) {
year1 = -year1;
}
this.setYear(year1);
// Calendar.MONTH is zero based, XSD Date datatype's month field starts
// with JANUARY as 1.
this.setMonth(cal.get(Calendar.MONTH) + 1);
this.setDay(cal.get(Calendar.DAY_OF_MONTH));
this.setTime(
cal.get(Calendar.HOUR_OF_DAY),
cal.get(Calendar.MINUTE),
cal.get(Calendar.SECOND),
cal.get(Calendar.MILLISECOND));
// Calendar ZONE_OFFSET and DST_OFFSET fields are in milliseconds.
int offsetInMinutes = (cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET)) / (60 * 1000);
this.setTimezone(offsetInMinutes);
save();
}