java.util.Date
The Date class is available in java.util package. It represents a specific instant in time with millisecond precision.
Date class supports following two constructors:
- Date(): It initializes the object with the current date and time.
- Date(long millisec): initializes the object with the specified number of milliseconds since January 1, 1970, 00:00:00 GMT.
Java Date Class Methods
| Method | Description |
| boolean after(Date when) | It returns true if the instant represented by this Date object is strictly later than the instant represented by when otherwise returns false. |
| boolean before(Date when) | It returns true if the instant represented by this Date object is strictly earlier than the instant represented by when otherwise returns false. |
| Object clone() | It duplicates the invoking Date object. |
| int compareTo(Date date) | It returns 0 if the argument Date is equal to this Date; a value less than 0 if this Date is before the Date argument; and a value greater than 0 if this Date is after the Date argument. |
| boolean equals(Object date) | It returns true if both objects same long value from getTime method. |
| long getTime() | It returns the number of milliseconds since January 1, 1970, 00:00:00 GMT. |
| int hashCode() | It returns a hash code value for this object. |
| void setTime(long time) | Sets this Date object to represent a point in time that is time milliseconds after January 1, 1970 00:00:00 GMT. |
| String toString() | Converts this Date object to a String. |
java.util.date class example
package com.w3spoint;
import java.text.SimpleDateFormat;
import java.util.Date;
public class GetDateTime {
public static void main(String args[]){
SimpleDateFormat sdf = new SimpleDateFormat("dd-MM-yyyy");
String date = sdf.format(new Date());
System.out.println(date);
}
} |
package com.w3spoint; import java.text.SimpleDateFormat;
import java.util.Date; public class GetDateTime {
public static void main(String args[]){
SimpleDateFormat sdf = new SimpleDateFormat("dd-MM-yyyy");
String date = sdf.format(new Date());
System.out.println(date);
}
}
Output:
