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 'i' :
					case 'I' :
						int timeForm = ( patternTemp == 'i' ) ? com.ibm.icu.text.DateFormat.MEDIUM
								: com.ibm.icu.text.DateFormat.LONG;
						com.ibm.icu.text.DateFormat factoryFormat = com.ibm.icu.text.DateFormat.getDateTimeInstance( com.ibm.icu.text.DateFormat.SHORT,
								timeForm,
								locale );
						
						
						
						SimpleDateFormat factorySimpleFormat;
						try
						{
							factorySimpleFormat = (SimpleDateFormat) factoryFormat;
						}
						catch ( ClassCastException e )
						{
							
							dateFormat = factoryFormat;
							return;
						}
						String pattern = factorySimpleFormat.toPattern( );
						
						
						if ( pattern.indexOf( "yyyy" ) == -1 )