Java TimeZone toZoneId() Method

Description

The Java TimeZone toZoneId() method is used to convert this timezone object to ZoneId.

Declaration

Following is the declaration for java.util.TimeZone.toZoneId() method.

public ZoneId toZoneId()

Parameters

NA

Return Value

This method returns a ZoneId representing the same time zone as this TimeZone.

Exception

NA

Getting ZoneId of a Default Timezone Example

The following example shows the usage of Java TimeZone toZoneId() method to get the ZoneId object from the current timeone object. We've created a TimeZone using getDefault() method and then using toZoneId(), we've printed the corresponding zone id.

package com.tutorialspoint;

import java.util.TimeZone;

public class TimeZoneDemo {
   public static void main( String args[] ) {

      // create time zone object 
      TimeZone tzone = TimeZone.getDefault();

      // checking zoneid
      System.out.println("ZoneId is :" +tzone.toZoneId());
   }    
}

Output

Let us compile and run the above program, this will produce the following result.

ZoneId is :Asia/Calcutta

Getting ZoneId of a Timezone of America Region Example

The following example shows the usage of Java TimeZone toZoneId() method to get the ZoneId object from the current timeone object. We've created a TimeZone using using America/Los_Angeles and then using toZoneId(), we've printed the corresponding zone id.

package com.tutorialspoint;

import java.util.TimeZone;

public class TimeZoneDemo {
   public static void main( String args[] ) {

      // create time zone object 
      TimeZone tzone = TimeZone.getTimeZone("America/Los_Angeles");

      // checking zoneid
      System.out.println("ZoneId is :" +tzone.toZoneId());
   }    
}

Output

Let us compile and run the above program, this will produce the following result.

ZoneId is :America/Los_Angeles

Getting ZoneId of a Timezone of Poland Region Example

The following example shows the usage of Java TimeZone toZoneId() method to get the ZoneId object from the current timeone object. We've created a TimeZone using using Poland and then using toZoneId(), we've printed the corresponding zone id.

package com.tutorialspoint;

import java.util.TimeZone;

public class TimeZoneDemo {
   public static void main( String args[] ) {

      // create time zone object 
      TimeZone tzone = TimeZone.getTimeZone("Poland");

      // checking zoneid
      System.out.println("ZoneId is :" +tzone.toZoneId());
   }    
}

Output

Let us compile and run the above program, this will produce the following result.

ZoneId is :America/Los_Angeles