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/StyleEntry.java
{
		this.start = start;
	}	 
	public int hashCode( )
	{
		int code = 0;
		for ( int i = 0; i < StyleConstant.COUNT; i++ )
		{
			String value = props[i] == null ? NULL : props[i];
			code += value.hashCode( ) * 2 + 1;
				
			if ( Integer.MAX_VALUE == code )
			{
				break;
			}
		}
		return code;
	}
	public static boolean isNull( String value )
	{
		return value == null ? true : StyleConstant.NULL
				.equalsIgnoreCase( value );
	}
	
	private String[] props = null;	
	
	private boolean start = false;
	private String dataType = "String";
}