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-rw-r--r--node/jumpbackwardnode.cpp38
1 files changed, 38 insertions, 0 deletions
diff --git a/node/jumpbackwardnode.cpp b/node/jumpbackwardnode.cpp
new file mode 100644
index 0000000..c311ed2
--- /dev/null
+++ b/node/jumpbackwardnode.cpp
@@ -0,0 +1,38 @@
+#include "jumpbackwardnode.h"
+
+JumpBackwardNode::JumpBackwardNode()
+{
+}
+
+
+
+qint64 JumpBackwardNode::getPriority() const
+{
+ return 1;
+}
+QString JumpBackwardNode::toString() const
+{
+ return QString();
+}
+void JumpBackwardNode::run(ExecutionNode* previous)
+{
+ ExecutionNode* parent = previous;
+ bool found=false;
+ int i = 1;
+ Result* result=NULL;
+ while((NULL!=parent)&&(found))
+ {
+ result = parent->getResult();
+ if(NULL!=result)
+ {
+ --i;
+ if(i==0)
+ {
+ found =true;
+ }
+ }
+ parent = parent->getPreviousNode();
+
+ }
+ m_result = result;
+}