Bug 137817 NPE while generating PDF report
Got this excecption when generating a big PDF report. The PDF report fails and a browser error page is displayed: WARNING: D:\workspaces\runtime-workspace\.metadata\.plugins\com.ibm.xtools.analysis.reporting\reports\codereview_severity_summary\codereview_severity_summary.pdf (The system cannot find the path specified) java.io.FileNotFoundException: D:\workspaces\runtime-workspace\.metadata\.plugins\com.ibm.xtools.analysis.reporting\reports\codereview_severity_summary\codereview_severity_summary.pdf (The system cannot find the path specified) at java.io.FileOutputStream.open(Native Method) at java.io.FileOutputStream.<init>(FileOutputStream.java:201) at java.io.FileOutputStream.<init>(FileOutputStream.java:153) at org.eclipse.birt.report.engine.emitter.pdf.PDFEmitter.initialize(PDFEmitter.java:186) at org.eclipse.birt.report.engine.layout.impl.ReportLayoutEngine.initialize(ReportLayoutEngine.java:381) at org.eclipse.birt.report.engine.presentation.WrappedEmitter.initialize(WrappedEmitter.java:44) at org.eclipse.birt.report.engine.presentation.LocalizedEmitter.initialize(LocalizedEmitter.java:129) at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.createContentEmitter(RunAndRenderTask.java:145) at org.eclipse.birt.report.engine.api.impl.RunAndRenderTask.run(RunAndRenderTask.java:174) at com.ibm.xtools.analysis.reporting.internal.editor.ReportEditor$1.runInWorkspace(ReportEditor.java:167) at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:58)
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
* @param imageURI		the URI referring the image
	 * @param x				the start X coordinate at the pdf where the image is positioned
	 * @param y				the start Y coordinate at the pdf where the image is positioned
	 * @param width			the width of the background dimension
	 * @param height		the height of the background dimension
	 * @param positionX		the offset X percentage relating to start X
	 * @param positionY		the offset Y percentage relating to start Y
	 * @param repeat		the background-repeat property
	 */
	private void drawBackgroundImage(String imageURI, float x, float y, 
			float width, float height, float positionX, float positionY, String repeat)
	{
		
		if ( null == imageURI )
		{
			return;
		}
		
		String id = imageURI;
		if (reportDesign != null)
		{
			URL url = reportDesign.findResource(imageURI, IResourceLocator.IMAGE);
			if (url != null)
			{
				id = url.toExternalForm();
			}
		}
		
		if(id==null || "".equals(id)) 
		{