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Method for nested Div and List #8

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Method for nested Div and List #8

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74 changes: 60 additions & 14 deletions xmlworker/src/main/java/com/itextpdf/tool/xml/pipeline/end/PdfWriterPipeline.java
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Original file line number Diff line number Diff line change
Expand Up @@ -141,24 +141,70 @@ private void write(final WorkerContext context, final ProcessObject po) throws P
while (null != (writable = po.poll())) {
if (writable instanceof WritableElement) {
for (Element e : ((WritableElement) writable).elements()) {
try {
if (!doc.add(e) && LOG.isLogging(Level.TRACE)) {
LOG.trace(String.format(
LocaleMessages.getInstance().getMessage(LocaleMessages.ELEMENT_NOT_ADDED),
e.toString()));
}
} catch (DocumentException e1) {
if (!continuousWrite) {
throw new PipelineException(e1);
} else {
LOG.error(
LocaleMessages.getInstance().getMessage(LocaleMessages.ELEMENT_NOT_ADDED_EXC),
e1);
}
applyNested(e, continuousWrite, doc);
}
}
}
}
}

/**
* @param Element
* @param boolean
* @param Document
* @throws PipelineException
* Method for nested Div especially if you have inside a nested list (ex ol/ul)
*/
private void applyNested(Element e, boolean continuousWrite, Document doc) throws PipelineException{
try {
Class<?> noparams[] = {};
Class<?> clazz = Class.forName(e.getClass().getName());
try{
Method method = clazz.getDeclaredMethod("getContent", noparams);
Class<?> lista = method.invoke(e).getClass();
Class<?> listzz = Class.forName(lista.getName());
Method methodSize = listzz.getDeclaredMethod("size", noparams);
if (method.invoke(e) != null && (Integer) methodSize.invoke(method.invoke(e)) > 0) {
for (Element par : (Iterable<Element>) method.invoke(e)) {
try{
Class<?> clazzNested = Class.forName(par.getClass().getName());
Method methodNested = clazzNested.getDeclaredMethod("getContent", noparams);
Class<?> listaNested = methodNested.invoke(par).getClass();
Class<?> listzzNested = Class.forName(listaNested.getName());
Method methodSizeNested = listzzNested.getDeclaredMethod("size", noparams);
if(methodNested.invoke(e) != null && (Integer) methodSizeNested.invoke(methodNested.invoke(par)) > 0){
applyNested(par, continuousWrite, doc);
}
} catch(NoSuchMethodException err) {
//it has'nt method getContent, so it's not a Div
doc.add(par);
}
}
} else {
doc.add(e);
}
} catch(NoSuchMethodException err) {
//non ha metodo getContent dunque non è un DIV
doc.add(e);
}

} catch (DocumentException e1) {
if (!continuousWrite) {
throw new PipelineException(e1);
} else {
LOG.error(LocaleMessages.getInstance().getMessage(LocaleMessages.ELEMENT_NOT_ADDED_EXC),
e1);
}
} catch (ClassNotFoundException e1) {
LOG.error(e1.toString());
} catch (IllegalAccessException e1) {
LOG.error(e1.toString());
} catch (SecurityException e1) {
LOG.error(e1.toString());
} catch (IllegalArgumentException e1) {
LOG.error(e1.toString());
} catch (InvocationTargetException e1) {
LOG.error(e1.toString());
}
}

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