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-rw-r--r--chapter01/src/main/java/com/seaofnodes/simple/node/Node.java6
1 files changed, 5 insertions, 1 deletions
diff --git a/chapter01/src/main/java/com/seaofnodes/simple/node/Node.java b/chapter01/src/main/java/com/seaofnodes/simple/node/Node.java
index bafa58f4..f817db52 100644
--- a/chapter01/src/main/java/com/seaofnodes/simple/node/Node.java
+++ b/chapter01/src/main/java/com/seaofnodes/simple/node/Node.java
@@ -33,7 +33,6 @@ public abstract class Node {
* input. These nodes are users of this node, thus these are def-use
* references to Nodes.
* <p>
-
* Outputs directly match inputs, making a directed graph that can be
* walked in either direction. These outputs are typically used for
* efficient optimizations but otherwise have no semantics meaning.
@@ -67,6 +66,11 @@ public abstract class Node {
public int nIns() { return _inputs.size(); }
+ /**
+ * Gets the ith output node
+ * @param i Offset of the output node
+ * @return Output node (not null)
+ */
public Node out(int i) { return _outputs.get(i); }
public int nOuts() { return _outputs.size(); }