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fixed a nullpointer during copy and paste

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hneemann 2017-03-13 14:26:57 +01:00
parent f83d26dc31
commit 7877c2de4f
1 changed files with 3 additions and 0 deletions
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src/main/java/de/neemann/digital/gui/components/CircuitTransferable.java
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@ -77,6 +77,9 @@ public class CircuitTransferable implements Transferable {
Vector max = null;
try (Reader in = new StringReader(data.toString())) {
ArrayList<Moveable> elements = (ArrayList<Moveable>) xStream.fromXML(in);
if (elements == null)
return null;
for (Moveable m : elements)
if (m instanceof VisualElement) {
((VisualElement) m).setShapeFactory(shapeFactory);