ready to implement replacement stream data

git-svn-id: svn+q:///qpdf/trunk@987 71b93d88-0707-0410-a8cf-f5a4172ac649

1 files changed, 14 insertions, 0 deletions

diff --git a/libqpdf/QPDF_Dictionary.cc b/libqpdf/QPDF_Dictionary.cc
index ccaab4a8..838a37e6 100644
--- a/libqpdf/QPDF_Dictionary.cc
+++ b/libqpdf/QPDF_Dictionary.cc
@@ -92,3 +92,17 @@ QPDF_Dictionary::removeKey(std::string const& key)
     // no-op if key does not exist
     this->items.erase(key);
 }
+
+void
+QPDF_Dictionary::replaceOrRemoveKey(std::string const& key,
+				    QPDFObjectHandle value)
+{
+    if (value.isNull())
+    {
+	removeKey(key);
+    }
+    else
+    {
+	replaceKey(key, value);
+    }
+}