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
calendar.set( Calendar.HOUR_OF_DAY, 0 );
		calendar.set( Calendar.MINUTE, 0 );
		calendar.set( Calendar.SECOND, 0 );
		calendar.set( Calendar.MILLISECOND, 0 );		
		return new java.sql.Date( calendar.getTimeInMillis( ) );
    }
    
    /**
	 * A temp solution to the adoption of ICU4J to BIRT. Simply delegate
	 * toDate( String, Locale) method.
	 * 
	 * @param source
	 *            the String to be convert
	 * @param locate
	 * 			  the locate of the string
	 * @return result Date
	 */
	public static Date toDate( String source, Locale locale )
			throws BirtException
	{
		return toDate( source, ULocale.forLocale( locale ) );
	}
	/**
	 * convert String with the specified locale to java.util.Date
	 * 
	 * @param source
	 *            the String to be convert
	 * @param locate
	 * 			  the locate of the string
	 * @return result Date