Bug 180645 Support set format for Date/Time type parameter.[0705]
Description: Support set format for Date/Time type parameter. Build number:2.2.0.v200704031345 Steps to reproduce: 1. New a Date report parameter. 2. Click Change... button to set format for it. Expected result: Can set format for Date/Time parameter. Actual result: Change... button is disabled. Error log:N/A
core/org.eclipse.birt.core/src/org/eclipse/birt/core/format/DateFormatter.java
{
	/**
	 * Comment for <code>formatPattern</code> record the string pattern
	 */
	private String formatPattern;
	/**
	 * Comment for <code>dateFormat</code> used for two methods,
	 * createDateFormat() and format()
	 */
	private com.ibm.icu.text.DateFormat dateFormat;
	/**
	 * Comment for <code>locale</code> used for record Locale information
	 */
	private ULocale locale = ULocale.getDefault( );
	/**
	 * logger used to log syntax errors.
	 */
	static protected Logger logger = Logger.getLogger( DateFormatter.class.getName( ) );
	/**
	 * constuctor method with no paremeter
	 */
	public DateFormatter( )
	{
		applyPattern( null );
	}