Créer une routine et déclarer une variable statique

package routines;
/*
* user specification: the function's comment should contain keys as follows: 1. write about the function's comment.but
* it must be before the "{talendTypes}" key.
*
* 2. {talendTypes} 's value must be talend Type, it is required . its value should be one of: String, char | Character,
* long | Long, int | Integer, boolean | Boolean, byte | Byte, Date, double | Double, float | Float, Object, short |
* Short
*
* 3. {Category} define a category for the Function. it is required. its value is user-defined .
*
* 4. {param} 's format is: {param} <type>[(<default value or closed list values>)] <name>[ : <comment>]
*
* <type> 's value should be one of: string, int, list, double, object, boolean, long, char, date. <name>'s value is the
* Function's parameter name. the {param} is optional. so if you the Function without the parameters. the {param} don't
* added. you can have many parameters for the Function.
*
* 5. {example} gives a example for the Function. it is optional.
*/
public class MyRoutine {
    private static String name = null;

	/**
	 * helloExample: not return value, only print "hello" + message.
	 *
	 *
	 * {talendTypes} String
	 *
	 * {Category} User Defined
	 *
	 * {param} string("world") input: The string need to be printed.
	 *
	 * {example} helloExemple("world") # hello world !.
	 */
	public static void helloExample(String message) {
		if (message == null) {
			message = "World"; //$NON-NLS-1$
		}
		System.out.println("Hello " + message + " !"); //$NON-NLS-1$ //$NON-NLS-2$
	}

	public static synchronized void setValue(String message) {
		name = message;
	}

	public static synchronized String getValue() {
		return name;
	}
}