Bug 198624 Some unknow code in Thumbnail after import a preview image
Description: Some unknow code in Thumbnail after import a preview image Build number: 2.2.1.v20070802-0630 Steps to reproduce: 1, New a report 2, Import preview image(/templates/mailing_labels.gif) in general of Property editor 3, Go to Advanced and check the Thumbnail Expected result: I don't know what the code should be, but must not be the unknown code Actual result: Some unknow code such as BM.....I will attach a screen image to show you.
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/api/ElementExporterTest.java
DataSourceHandle dataSourceHandle = designHandle
				.findDataSource( "dataSource1" ); 
		ElementExportUtil
				.exportElement( dataSourceHandle, libraryHandle, false );
		saveLibrary( );
		assertTrue( compareFile( "ElementExporterTestLibrary_golden_6.xml" ) ); 
	}
	/**
	 * Tests exporting one structure to library file.
	 * 
	 * @throws Exception
	 *             if any exception
	 */
	public void testExportingCustomColor( ) throws Exception
	{
		openDesign( "ElementExporterTest.xml" ); 
		openLibrary( "ElementExporterTestLibrary.xml" ); 
		PropertyHandle propHandle = designHandle
				.getPropertyHandle( Module.COLOR_PALETTE_PROP );
		CustomColorHandle colorHandle = (CustomColorHandle) propHandle
				.getAt( 0 );
		ElementExportUtil.exportStructure( colorHandle, libraryHandle, false );
		try
		{
			
			
			ElementExportUtil.exportStructure( colorHandle, libraryHandle,
					false );
			fail( );
		}