/**
* When the DataSet editor runs, modifications to the queryText as done in the BindParameter
* function will get written to the queryText. To avoid this, we test if the query is being run by
* the DataSet editor.
*
* <p>BIRT 2.5 has added a new Task type that identifies the DataSet editor so that this code is
* no longer required.
*
* @param reportContext
* @return
*/
public static boolean isDataSetEditor(IReportContext reportContext) {
try {
// get the protect field 'context' from reportContext
@SuppressWarnings({"rawtypes"})
Class rciClass = reportContext.getClass();
Field fieldFromScript = rciClass.getDeclaredField("context");
if (fieldFromScript == null) {
throw new NoSuchFieldException("Reporting Access to context from IReportContext");
}
// instantiate the ExecutionContext object that
// populates the context field
fieldFromScript.setAccessible(true);
Object execContext = fieldFromScript.get(reportContext);
ExecutionContext ectx = (ExecutionContext) execContext;
IEngineTask et = ectx.getEngineTask();
if ("DummyEngineTask".equalsIgnoreCase(et.getClass().getSimpleName())) {
logger.info("Is Data Set Editor");
return true;
}
} catch (SecurityException e) {
logger.warning("BIRT Functions, check for DataSet Editor: " + e.getMessage());
} catch (NoSuchFieldException e) {
logger.warning("BIRT Functions, check for DataSet Editor: " + e.getMessage());
} catch (IllegalArgumentException e) {
logger.warning("BIRT Functions, check for DataSet Editor: " + e.getMessage());
} catch (IllegalAccessException e) {
logger.warning("BIRT Functions, check for DataSet Editor: " + e.getMessage());
}
logger.finest("Is Not a Data Set Editor");
return false;
}
public static void handleOnPrepare(AutoTextHandle autoTextHandle, ExecutionContext context) {
try {
IAutoText cell = new AutoText(autoTextHandle);
IAutoTextEventHandler eh = getEventHandler(autoTextHandle, context);
if (eh != null) eh.onPrepare(cell, context.getReportContext());
} catch (Exception e) {
addException(context, e);
}
}
public static void handleInitialize(ModuleHandle design, ExecutionContext context) {
try {
String scriptText = design.getInitialize();
Expression.Script scriptExpr = null;
if (null != scriptText) {
String id =
ModuleUtil.getScriptUID(design.getPropertyHandle(IModuleModel.INITIALIZE_METHOD));
scriptExpr = Expression.newScript(scriptText);
scriptExpr.setFileName(id);
}
if (handleScript(null, scriptExpr, context).didRun()) return;
IReportEventHandler eh = (IReportEventHandler) getInstance(design, context);
if (eh != null) eh.initialize(context.getReportContext());
} catch (Exception e) {
addException(context, e, design);
}
}
public static void handleOnPrepare(ReportDesignHandle report, ExecutionContext context) {
try {
String scriptText = report.getOnPrepare();
Expression.Script scriptExpr = null;
if (null != scriptText) {
String id =
ModuleUtil.getScriptUID(report.getPropertyHandle(IReportDesignModel.ON_PREPARE_METHOD));
scriptExpr = Expression.newScript(scriptText);
scriptExpr.setFileName(id);
}
if (handleScript(null, scriptExpr, context).didRun()) return;
IReportEventHandler eh = (IReportEventHandler) getInstance(report, context);
if (eh != null) eh.onPrepare(context.getReportContext());
} catch (Exception e) {
addException(context, e, report);
}
}
public static void handleOnPageBreak(IAutoTextContent content, ExecutionContext context) {
Object generateBy = content.getGenerateBy();
if (generateBy == null) {
return;
}
ReportItemDesign autoTextDesign = (ReportItemDesign) generateBy;
try {
if (!needOnPageBreak(autoTextDesign)) {
return;
}
// fromGrid doesn't matter here since row data is null
IAutoTextInstance autoText = new AutoTextInstance(content, context, RunningState.PAGEBREAK);
if (handleScript(autoText, autoTextDesign.getOnPageBreak(), context).didRun()) return;
IAutoTextEventHandler eh = getEventHandler(autoTextDesign, context);
if (eh != null) eh.onPageBreak(autoText, context.getReportContext());
} catch (Exception e) {
addException(context, e, autoTextDesign.getHandle());
}
}
public static void handleOnCreate(IAutoTextContent content, ExecutionContext context) {
Object generateBy = content.getGenerateBy();
if (generateBy == null) {
return;
}
ReportItemDesign autoTextItemDesign = (ReportItemDesign) generateBy;
try {
if (!needOnCreate(autoTextItemDesign)) {
return;
}
IAutoTextInstance autoText = new AutoTextInstance(content, context, RunningState.CREATE);
if (handleScript(autoText, autoTextItemDesign.getOnCreate(), context).didRun()) return;
IAutoTextEventHandler eh = getEventHandler(autoTextItemDesign, context);
if (eh != null) eh.onCreate(autoText, context.getReportContext());
} catch (Exception e) {
addException(context, e, autoTextItemDesign.getHandle());
}
}
public static void handleBeforeFactory(ReportDesignHandle report, ExecutionContext context) {
try {
IDesignElement element = SimpleElementFactory.getInstance().getElement(report);
IReportDesign reportDesign = new ReportDesign(report);
String scriptText = report.getBeforeFactory();
Expression.Script scriptExpr = null;
if (null != scriptText) {
String id =
ModuleUtil.getScriptUID(
report.getPropertyHandle(IReportDesignModel.BEFORE_FACTORY_METHOD));
scriptExpr = Expression.newScript(scriptText);
scriptExpr.setFileName(id);
}
if (handleScript(element, scriptExpr, context).didRun()) return;
IReportEventHandler eh = (IReportEventHandler) getInstance(report, context);
if (eh != null) eh.beforeFactory(reportDesign, context.getReportContext());
} catch (Exception e) {
addException(context, e, report);
}
}
protected BackgroundImageInfo createBackgroundImage(String url) {
ResourceLocatorWrapper rl = null;
ExecutionContext exeContext =
((ReportContent) content.getReportContent()).getExecutionContext();
if (exeContext != null) {
rl = exeContext.getResourceLocator();
}
IStyle cs = pageContent.getComputedStyle();
BackgroundImageInfo backgroundImage =
new BackgroundImageInfo(
url, cs.getProperty(IStyle.STYLE_BACKGROUND_REPEAT), 0, 0, 0, 0, rl);
Image img = backgroundImage.getImageInstance();
IStyle style = pageContent.getStyle();
String widthStr = style.getBackgroundWidth();
String heightStr = style.getBackgroundHeight();
if (img != null) {
int resolutionX = img.getDpiX();
int resolutionY = img.getDpiY();
if (0 == resolutionX || 0 == resolutionY) {
resolutionX = 96;
resolutionY = 96;
}
float imageWidth = img.getPlainWidth() / resolutionX * 72 * PDFConstants.LAYOUT_TO_PDF_RATIO;
float imageHeight =
img.getPlainHeight() / resolutionY * 72 * PDFConstants.LAYOUT_TO_PDF_RATIO;
int actualWidth = (int) imageWidth;
int actualHeight = (int) imageHeight;
if (widthStr != null && widthStr.length() > 0
|| heightStr != null && heightStr.length() > 0) {
if ("contain".equals(widthStr) || "contain".equals(heightStr)) {
float rh = imageHeight / height;
float rw = imageWidth / width;
if (rh > rw) {
actualHeight = height;
actualWidth = (int) (imageWidth * height / imageHeight);
} else {
actualWidth = width;
actualHeight = (int) (imageHeight * width / imageWidth);
}
} else if ("cover".equals(widthStr) || "cover".equals(heightStr)) {
float rh = imageHeight / height;
float rw = imageWidth / width;
if (rh > rw) {
actualWidth = width;
actualHeight = (int) (imageHeight * width / imageWidth);
} else {
actualHeight = height;
actualWidth = (int) (imageWidth * height / imageHeight);
}
} else {
DimensionType widthDim = DimensionType.parserUnit(widthStr);
DimensionType heightDim = DimensionType.parserUnit(heightStr);
if (widthDim != null) {
actualWidth = PropertyUtil.getDimensionValue(content, widthDim);
if (heightDim == null) {
actualHeight = (int) (imageHeight * actualWidth / imageWidth);
} else {
actualHeight = PropertyUtil.getDimensionValue(content, heightDim);
}
} else if (heightDim != null) {
actualHeight = PropertyUtil.getDimensionValue(content, heightDim);
if (widthDim == null) {
actualWidth = (int) (imageWidth * actualHeight / imageHeight);
} else {
actualWidth = PropertyUtil.getDimensionValue(content, widthDim);
}
} else {
actualHeight = (int) imageHeight;
actualWidth = (int) imageWidth;
}
}
}
backgroundImage.setXOffset(
getDimensionValue(
cs.getProperty(IStyle.STYLE_BACKGROUND_POSITION_X), width - actualWidth));
backgroundImage.setYOffset(
getDimensionValue(
cs.getProperty(IStyle.STYLE_BACKGROUND_POSITION_Y), height - actualHeight));
backgroundImage.setHeight(actualHeight);
backgroundImage.setWidth(actualWidth);
return backgroundImage;
}
return null;
}