Bug 213959 [Regression]Blob computed column doesn't work
Description: [Regression]Blob type computed column doesn't work Build number: 2.3.0.v20071228-1005 Steps to reproduce: 1, New a sampleDB from table PRODUCTLINE 2, New a computed column A; type is Blob; expression is row["IMAGE"] 3, Preview in dataset Expected result: The dataset can be preview ok Actual result: Error happened Error log: A BIRT exception occurred. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Data Engine Plug-in ID:org.eclipse.birt.data Version:2.3.0.v20071228-1005 Error Code:data.engine.CompCol.FailRetrieveValueComputedColumn Error Message:Fail to compute value for computed column "AAA". Can not convert the value of [B@1a9efcd to Blob type.
core/org.eclipse.birt.core/src/org/eclipse/birt/core/data/DataTypeUtil.java
}
		}
		return value;
	}
	/**
	 * Convert String without specified locale to java.util.Date
	 * Try to format the given String for JRE default Locale,
	 * if it fails, try to format the String for Locale.US 
	 * @param source
	 *            the String to be convert
	 * @param locate
	 * 			  the locate of the string
	 * @return result Date
	 */
	private static Date toDate( String source ) throws BirtException
	{
		try
		{
			return toDateISO8601( source );
		}
		catch ( BirtException e )
		{
			try
			{
				
				return toDate( source, ULocale.getDefault( ) );
			}
			catch ( BirtException use )
			{