1 files changed, 30 insertions, 0 deletions
diff --git a/src/Chapter4/centrality/examples/InDegreeCentralityExample.java b/src/Chapter4/centrality/examples/InDegreeCentralityExample.java
new file mode 100644
index 0000000..6a027ac
--- /dev/null
+++ b/src/Chapter4/centrality/examples/InDegreeCentralityExample.java
@@ -0,0 +1,30 @@
+package Chapter4.centrality.examples;
+
+import Chapter4.util.TweetFileToGraph;
+import java.io.File;
+import GraphElements.RetweetEdge;
+import GraphElements.UserNode;
+import edu.uci.ics.jung.graph.DirectedGraph;
+
+public class InDegreeCentralityExample {
+	
+	public static void main(String[] args){
+		
+		File tweetFile;
+		
+		if(args.length > 0){
+			tweetFile = new File(args[0]);
+		}
+		else{
+			tweetFile = new File("synthetic_retweet_network.json");
+		}
+		
+		DirectedGraph<UserNode, RetweetEdge> retweetGraph = TweetFileToGraph.getRetweetNetwork(tweetFile);
+		
+		//calculate the betweenness centrality
+		for(UserNode node : retweetGraph.getVertices()){
+			System.out.println(node + " - " + retweetGraph.getInEdges(node).size());
+		}
+		
+	}
+}