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
case 'u' :
						dateFormat = new SimpleDateFormat( "yyyy.MM.dd HH:mm:ss  Z",
								locale );
						return;
						
						/*
						 * case 'U': return;
						 */
					case 'Y' :
					case 'y' :
						dateFormat = new SimpleDateFormat( "yyyy/mm", locale );
						return;
					default :
						dateFormat = new SimpleDateFormat( formatString, locale );
						return;
				}
			}
			/*
			 * including the patterns which Java accepted and those name-based
			 * patterns with multinumber letters
			 */
			if ( formatString.equals( "General Date" ) )
			{
				dateFormat = com.ibm.icu.text.DateFormat.getDateTimeInstance( com.ibm.icu.text.DateFormat.LONG,
						com.ibm.icu.text.DateFormat.LONG,
						locale );
				return;
			}
			if ( formatString.equals( "Long Date" ) )
			{