Example usage for java.util TimeZone getDefault

Introduction

In this page you can find the example usage for java.util TimeZone getDefault.

Prototype

public static TimeZone getDefault()

Source Link

Document

Gets the default TimeZone of the Java virtual machine.

Usage

From source file:com.clustercontrol.HinemosManagerMain.java

/**
 * Hinemos Manager?main<br/>//from  w w w. j  a  v  a2  s .  c  om
 * @param args
 * @throws Exception
 */
public static void main(String args[]) {

    try {
        try {
            if (System.getProperty("systime.iso") != null) {
                String oldVmName = System.getProperty("java.vm.name");

                //System?mock?????HotSpot??????????
                System.setProperty("java.vm.name", "HotSpot 64-Bit Server VM");

                Class.forName("com.clustercontrol.util.SystemTimeShifter");

                System.setProperty("java.vm.name", oldVmName);
            }
        } catch (Exception e) {
            log.error(e);
        } catch (Error e) {
            log.error(e);
        }

        long bootTime = System.currentTimeMillis();
        log.info("Hinemos Manager is starting." + " (startupMode=" + _startupMode + ", clustered="
                + _isClustered + ", locale=" + Locale.getDefault() + ")");

        // Hinemos(??????)???????
        // (???????????????????????)
        long offset = HinemosPropertyUtil.getHinemosPropertyNum("common.time.offset", Long.valueOf(0));
        HinemosTime.setTimeOffsetMillis(offset);

        // Hinemos?(UTC??)??/(??)
        int timeZoneOffset = HinemosPropertyUtil
                .getHinemosPropertyNum("common.timezone", Long.valueOf(TimeZone.getDefault().getRawOffset()))
                .intValue();
        HinemosTime.setTimeZoneOffset(timeZoneOffset);

        // ???HinemosPlugin??(create)?
        HinemosPluginService.getInstance().create();

        // ???HinemosPlugin?(activate)?
        HinemosPluginService.getInstance().activate();

        // Hinemos Manger????
        Runtime.getRuntime().addShutdownHook(new Thread() {
            @Override
            public void run() {
                log.info("shutdown hook called.");
                synchronized (shutdownLock) {
                    // Hinemos Manager???
                    String[] msgArgsShutdown = { _hostname };
                    AplLogger.put(PriorityConstant.TYPE_INFO, HinemosModuleConstant.HINEMOS_MANAGER_MONITOR,
                            MessageConstant.MESSAGE_SYS_002_MNG, msgArgsShutdown);

                    // ???HinemosPlugin??(deactivate)?
                    HinemosPluginService.getInstance().deactivate();

                    // ???HinemosPlugin?(destroy)?
                    HinemosPluginService.getInstance().destroy();

                    log.info("Hinemos Manager is stopped.");

                    shutdown = true;
                    shutdownLock.notify();
                }
            }
        });

        // ??
        long startupTime = System.currentTimeMillis();
        long initializeSec = (startupTime - bootTime) / 1000;
        long initializeMSec = (startupTime - bootTime) % 1000;
        log.info("Hinemos Manager Started in " + initializeSec + "s:" + initializeMSec + "ms");

        // Hinemos Manager??
        String[] msgArgsStart = { _hostname };
        AplLogger.put(PriorityConstant.TYPE_INFO, HinemosModuleConstant.HINEMOS_MANAGER_MONITOR,
                MessageConstant.MESSAGE_SYS_001_MNG, msgArgsStart);

        // Hinemos Manager???????
        synchronized (shutdownLock) {
            while (!shutdown) {
                try {
                    shutdownLock.wait();
                } catch (InterruptedException e) {
                    log.warn("shutdown lock interrupted.", e);
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException sleepE) {
                    }
                    ;
                }
            }
        }

        System.exit(0);

    } catch (Throwable e) {
        log.error("unknown error occured.", e);
    }
}

From source file:Main.java

public static int getTimeZone() {
    return TimeZone.getDefault().getRawOffset() / (1000 * 3600);
}

From source file:Main.java

public static long getLocalDateFromUTC(long utcDate) { ////
    TimeZone tz = TimeZone.getDefault();
    long gmtOffser = tz.getOffset(utcDate);
    return utcDate - gmtOffser;
}

From source file:Main.java

public static String getTimeZone() {
    return TimeZone.getDefault().getDisplayName(false, 0);
}

From source file:Main.java

public static String getTimeZoneOffset() {
    TimeZone timezone = TimeZone.getDefault();
    int i = timezone.getRawOffset() / 1000;
    int j;//from  ww  w .  j  a v  a 2 s .  c  o m
    double d;
    Object aobj[];
    if (timezone.useDaylightTime() && timezone.inDaylightTime(new java.sql.Date(System.currentTimeMillis())))
        j = 1;
    else
        j = 0;
    d = (double) i / 3600D + (double) j;
    aobj = new Object[1];
    aobj[0] = Double.valueOf(d);
    return String.format("%.2f", aobj);
}

From source file:Main.java

/**
 * Get the timezone//from   w  w w . j a va  2  s.  co m
 * 
 * @return
 */
public static String getTimeZone() {
    int time_zone = TimeZone.getDefault().getRawOffset() / 1000 / 3600;
    if (time_zone > 0)
        return "+" + time_zone;
    else
        return time_zone + "";

}

From source file:Main.java

public static Long GetUTCTime() {
    Calendar cal = Calendar.getInstance(TimeZone.getDefault(), Locale.getDefault());
    int zoneOffset = cal.get(Calendar.ZONE_OFFSET);
    int dstOffset = cal.get(Calendar.DST_OFFSET);
    cal.add(java.util.Calendar.MILLISECOND, -(zoneOffset + dstOffset));
    return cal.getTimeInMillis();
}

From source file:Main.java

public static boolean isInDaylightSavings() {
    return Boolean.valueOf(TimeZone.getDefault().inDaylightTime(new Date()));
}

From source file:Main.java

public static boolean isInEasternEightZones() {
    boolean defaultVaule = true;
    if (TimeZone.getDefault() == TimeZone.getTimeZone("GMT+08"))
        defaultVaule = true;/*from www .j  a  v  a  2 s.  c  o  m*/
    else
        defaultVaule = false;
    return defaultVaule;
}

From source file:Main.java

private static int getDiffTimeZoneRawOffset() {
    return TimeZone.getDefault().getRawOffset() - TimeZone.getTimeZone(GMT).getRawOffset();
}