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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. import java.time.*;
  8. import java.time.format.*;
  9.  
  10. /* Name of the class has to be "Main" only if the class is public. */
  11. class Ideone
  12. {
  13. 	public static void main (String[] args) throws java.lang.Exception
  14. 	{
  15.  
  16.     String input = "20141202" ;
  17.     DateTimeFormatter f = DateTimeFormatter.BASIC_ISO_DATE ;
  18.     LocalDate ld = null;
  19.     try{
  20.        ld = LocalDate.parse( input , f );
  21.     } catch ( DateTimeParseException e ) {
  22.           // … Handle error because of bad input.
  23.             System.out.println( "error: " + e );
  24.     }
  25.  
  26.  
  27.     LocalDate oneWeekAgo = ld.minusWeeks( 1 );
  28.  
  29.     System.out.println( "input: " + input );
  30.     System.out.println( "ld.toString(): " + ld );
  31.     System.out.println( "oneWeekAgo.toString(): " + oneWeekAgo );
  32.  
  33.  
  34. 	}
  35. }
Success #stdin #stdout 0.1s 711680KB
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stdin
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Standard input is empty
stdout
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input: 20141202
ld.toString(): 2014-12-02
oneWeekAgo.toString(): 2014-11-25
https://ideone.com/mk4j3G
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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