private static JRCompiler getCompiler(JasperDesign jasperDesign) throws JRException {
JRCompiler compiler = null;
String compilerClassName = JRProperties.getProperty(JRProperties.COMPILER_CLASS);
if (compilerClassName == null || compilerClassName.trim().length() == 0) {
String language = jasperDesign.getLanguage();
compilerClassName = JRProperties.getProperty(JRCompiler.COMPILER_PREFIX + language);
if (compilerClassName == null || compilerClassName.trim().length() == 0) {
if (JRReport.LANGUAGE_JAVA.equals(language)) {
return getJavaCompiler();
} else {
throw new JRException("No report compiler set for language : " + language);
}
}
}
try {
Class clazz = JRClassLoader.loadClassForName(compilerClassName);
compiler = (JRCompiler) clazz.newInstance();
} catch (Exception e) {
throw new JRException("Could not instantiate report compiler : " + compilerClassName, e);
}
return compiler;
}
private String getValueClassRealName() {
if (valueClassRealName == null) {
valueClassRealName = JRClassLoader.getClassRealName(valueClassName);
}
return valueClassRealName;
}
public Class<?> getNestedType() {
if (nestedTypeName != null && nestedType == null) {
try {
nestedType = JRClassLoader.loadClassForName(nestedTypeName);
} catch (ClassNotFoundException e) {
throw new JRRuntimeException(e);
}
}
return nestedType;
}
private static JRCompiler getJavaCompiler() {
JRCompiler compiler = null;
try {
JRClassLoader.loadClassForRealName("org.eclipse.jdt.internal.compiler.Compiler");
compiler = new JRJdtCompiler();
} catch (Exception e) {
}
if (compiler == null) {
try {
JRClassLoader.loadClassForRealName("com.sun.tools.javac.Main");
compiler = new JRJdk13Compiler();
} catch (Exception e) {
}
}
if (compiler == null) {
compiler = new JRJavacCompiler();
}
return compiler;
}
public Class<?> getValueClass() {
if (valueClass == null) {
String className = getValueClassRealName();
if (className != null) {
try {
valueClass = JRClassLoader.loadClassForName(className);
} catch (ClassNotFoundException e) {
throw new JRRuntimeException(e);
}
}
}
return valueClass;
}
/**
* Creates the scriptlet.
*
* @return the scriptlet
* @throws JRException
*/
protected JRAbstractScriptlet createScriptlet() throws JRException {
JRAbstractScriptlet tmpScriptlet = null;
if (scriptletClassName != null) {
try {
Class scriptletClass = JRClassLoader.loadClassForName(scriptletClassName);
tmpScriptlet = (JRAbstractScriptlet) scriptletClass.newInstance();
} catch (ClassNotFoundException e) {
throw new JRException("Error loading scriptlet class : " + scriptletClassName, e);
} catch (Exception e) {
throw new JRException("Error creating scriptlet class instance : " + scriptletClassName, e);
}
} else {
tmpScriptlet = new JRDefaultScriptlet();
}
return tmpScriptlet;
}
protected void evaluateRenderer(byte evaluation) throws JRException {
maxValue = (Double) fillContext.evaluate(getPlot().getMaxValueExpression(), evaluation);
titleText =
JRStringUtil.getString(
fillContext.evaluate(getChartSettings().getTitleExpression(), evaluation));
subtitleText =
JRStringUtil.getString(
fillContext.evaluate(getChartSettings().getSubtitleExpression(), evaluation));
anchorName =
JRStringUtil.getString(
fillContext.evaluate(getChartSettings().getAnchorNameExpression(), evaluation));
hyperlinkReference =
JRStringUtil.getString(
fillContext.evaluate(getChartSettings().getHyperlinkReferenceExpression(), evaluation));
hyperlinkAnchor =
JRStringUtil.getString(
fillContext.evaluate(getChartSettings().getHyperlinkAnchorExpression(), evaluation));
hyperlinkPage =
(Integer) fillContext.evaluate(getChartSettings().getHyperlinkPageExpression(), evaluation);
hyperlinkTooltip =
JRStringUtil.getString(
fillContext.evaluate(getChartSettings().getHyperlinkTooltipExpression(), evaluation));
hyperlinkParameters =
JRFillHyperlinkHelper.evaluateHyperlinkParameters(
getChartSettings(), expressionEvaluator, evaluation);
dataset.evaluateDatasetRun(evaluation);
dataset.finishDataset();
chartHyperlinkProvider = new CategoryChartHyperlinkProvider(dataset.getItemHyperlinks());
bookmarkLevel = getChartSettings().getBookmarkLevel();
JRComponentElement element = fillContext.getComponentElement();
SpiderChartSharedBean spiderChartSharedBean =
new SpiderChartSharedBean(
getChartSettings().getRenderType(),
maxValue,
titleText,
subtitleText,
chartHyperlinkProvider,
dataset);
customizerClass = chartSettings.getCustomizerClass();
if (customizerClass != null && customizerClass.length() > 0) {
try {
Class<?> myClass = JRClassLoader.loadClassForName(customizerClass);
chartCustomizer = (ChartCustomizer) myClass.newInstance();
} catch (Exception e) {
throw new JRRuntimeException("Could not create chart customizer instance.", e);
}
if (chartCustomizer instanceof AbstractChartCustomizer) {
((AbstractChartCustomizer) chartCustomizer).init(fillContext.getFiller(), getDataset());
}
}
renderer =
SpiderChartRendererEvaluator.evaluateRenderable(
fillContext.getFiller().getJasperReportsContext(),
element,
spiderChartSharedBean,
chartCustomizer,
JRChart.RENDER_TYPE_DRAW,
SpiderChartRendererEvaluator.FILL_DATASET);
}
