declare variables final when possible

1 files changed, 3 insertions, 3 deletions

diff --git a/src/com.example.portfolio3/com/example/portfolio3/EdgeGraph.java b/src/com.example.portfolio3/com/example/portfolio3/EdgeGraph.java
index 22cfe87..979b118 100644
--- a/src/com.example.portfolio3/com/example/portfolio3/EdgeGraph.java
+++ b/src/com.example.portfolio3/com/example/portfolio3/EdgeGraph.java
@@ -17,7 +17,7 @@ class EdgeGraph extends AbstractGraph {
   Set<Edge> edges=new HashSet<>();
 
   /// foo
-  public void insertEdge(Vertex v1,Vertex v2,int w){
+  public void insertEdge(final Vertex v1, final Vertex v2, final int w){
     edges.add(new Edge(v1,v2,w));
   }
 
@@ -25,14 +25,14 @@ class EdgeGraph extends AbstractGraph {
   public Collection<Edge> edges(){return edges;}
 
   /// foo
-  public Collection<Edge> outEdge(Vertex v){
+  public Collection<Edge> outEdge(final Vertex v){
     ArrayList<Edge> outEdge=new ArrayList<>();
     for(Edge e:edges)if(e.from()==v)outEdge.add(e);
     return outEdge;
   }
 
   /// foo
-  public Integer getWeight(Vertex v1,Vertex v2){
+  public Integer getWeight(final Vertex v1, final Vertex v2){
     // linear in number of edges in the graph
     for(Edge e:edges){
       if(e.from()==v1 && e.to()==v2)return e.weight();