Bug 200751 NPE in Excel emitter
writer.text( ( (Data) d ).txt.toString( ) ); SEVERE: An error happened while running the report. Cause: java.lang.NullPointerException at org.eclipse.birt.report.engine.emitter.excel.ExcelWriter.writeText(Ex celWriter.java:102) at org.eclipse.birt.report.engine.emitter.excel.ExcelWriter.writeTxtData (ExcelWriter.java:152) at org.eclipse.birt.report.engine.emitter.excel.ExcelEmitter.outputData( ExcelEmitter.java:311) at org.eclipse.birt.report.engine.emitter.excel.ExcelEmitter.end(ExcelEm itter.java:286) at org.eclipse.birt.report.engine.api.impl.RenderTask$PageRangeRender.re nder(RenderTask.java:593) at org.eclipse.birt.report.engine.api.impl.RenderTask.render(RenderTask. java:260)
engine/org.eclipse.birt.report.engine.emitter.prototype.excel/src/org/eclipse/birt/report/engine/emitter/excel/ExcelWriter.java
writer.closeTag( "Style" );
	}
    
	public void writeDataFormat( StyleEntry style )
	{
		if ( style.getDatatype( ) == Data.DATE
				&& style.getProperty( StyleConstant.DATE_FORMAT_PROP ) != null )
		{
			writer.openTag( "NumberFormat" );
			writer.attribute( "ss:Format", style
					.getProperty( StyleConstant.DATE_FORMAT_PROP ) );
			writer.closeTag( "NumberFormat" );
		}
		if ( style.getDatatype( ) == Data.STRING
				&& style.getProperty( StyleConstant.STRING_FORMAT_PROP ) != null )
		{
			writer.openTag( "NumberFormat" );
			writer.attribute( "ss:Format", style
					.getProperty( StyleConstant.STRING_FORMAT_PROP ) );
			writer.closeTag( "NumberFormat" );
		}
		if ( style.getDatatype( ) == Data.NUMBER
				&& style.getProperty( StyleConstant.NUMBER_FORMAT_PROP ) != null )
		{
			writer.openTag( "NumberFormat" );
			writer.attribute( "ss:Format", style
					.getProperty( StyleConstant.NUMBER_FORMAT_PROP ) );
			writer.closeTag( "NumberFormat" );