Bug 207897 [Automation][Regression]A DataException is thrown out when preview reportdesign
Description: A DataException is thrown out when preview reportdesign Test Date: 20071030 Test Build: BIRT2.2.2 v20071029 Step to reproduce: 1. Use the reportdesign attached 2. Preview it Expect result: Report can be previewed without any exception. Actual result: A DataException is thrown out.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
loader = createClassLoaderFromDesign( loader );
		}
		protected ClassLoader createClassLoaderFromProperty( ClassLoader parent )
		{
			EngineConfig config = context.getEngine( ).getConfig( );
			ArrayList urls = new ArrayList( );
			for ( int i = 0; i < classPathes.length; i++ )
			{
				String classPath = null;
				if ( config != null )
				{
					Object propValue = config.getProperty( classPathes[i] );
					if ( propValue instanceof String )
					{
						classPath = (String) propValue;
					}
				}
				if ( classPath == null )
				{
					classPath = System.getProperty( classPathes[i] );
				}
				if ( classPath != null && classPath.length( ) != 0 )
				{
					String[] jars = classPath.split( PROPERTYSEPARATOR, -1 );
					if ( jars != null && jars.length != 0 )
					{
						for ( int j = 0; j < jars.length; j++ )
						{
							File file = new File( jars[j] );
							try