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Code Issues Releases Wiki Activity

Add new method QPDFValue::checkOwnership

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This commit is contained in:
m-holger 2022-11-17 17:35:13 +00:00
parent a1a8f35b63
commit c6179da961
2 changed files with 23 additions and 0 deletions
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20
libqpdf/QPDF_Array.cc
View File

@ -7,6 +7,26 @@
static const QPDFObjectHandle null_oh = QPDFObjectHandle::newNull();
inline void
QPDF_Array::checkOwnership(QPDFObjectHandle const& item) const
{
if (auto obj = item.getObjectPtr()) {
if (qpdf) {
if (auto item_qpdf = obj->getQPDF()) {
if (qpdf != item_qpdf) {
throw std::logic_error(
"Attempting to add an object from a different QPDF. "
"Use QPDF::copyForeignObject to add objects from "
"another file.");
}
}
}
} else {
throw std::logic_error(
"Attempting to add an uninitialized object to a QPDF_Array.");
}
}
QPDF_Array::QPDF_Array(std::vector<QPDFObjectHandle> const& v) :
QPDFValue(::ot_array, "array")
{

3
libqpdf/qpdf/QPDF_Array.hh
View File

@ -42,6 +42,9 @@ class QPDF_Array: public QPDFValue
QPDF_Array(std::vector<std::shared_ptr<QPDFObject>>&& items, bool sparse);
QPDF_Array(SparseOHArray const& items);
QPDF_Array(std::vector<std::shared_ptr<QPDFObject>> const& items);
void checkOwnership(QPDFObjectHandle const& item) const;
bool sparse{false};
SparseOHArray sp_elements;
std::vector<std::shared_ptr<QPDFObject>> elements;