diff options
| -rw-r--r-- | src/core/lombok/javac/TreeMirrorMaker.java | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/core/lombok/javac/TreeMirrorMaker.java b/src/core/lombok/javac/TreeMirrorMaker.java index 1c0b9311..d3f95b29 100644 --- a/src/core/lombok/javac/TreeMirrorMaker.java +++ b/src/core/lombok/javac/TreeMirrorMaker.java @@ -30,17 +30,21 @@ public class TreeMirrorMaker extends TreeCopier<Void> { @Override public <T extends JCTree> List<T> copy(List<T> originals) { List<T> copies = super.copy(originals); - Iterator<T> it1 = originals.iterator(); - Iterator<T> it2 = copies.iterator(); - while (it1.hasNext()) originalToCopy.put(it1.next(), it2.next()); + if (originals != null) { + Iterator<T> it1 = originals.iterator(); + Iterator<T> it2 = copies.iterator(); + while (it1.hasNext()) originalToCopy.put(it1.next(), it2.next()); + } return copies; } @Override public <T extends JCTree> List<T> copy(List<T> originals, Void p) { List<T> copies = super.copy(originals, p); - Iterator<T> it1 = originals.iterator(); - Iterator<T> it2 = copies.iterator(); - while (it1.hasNext()) originalToCopy.put(it1.next(), it2.next()); + if (originals != null) { + Iterator<T> it1 = originals.iterator(); + Iterator<T> it2 = copies.iterator(); + while (it1.hasNext()) originalToCopy.put(it1.next(), it2.next()); + } return copies; } |