1 files changed, 34 insertions, 0 deletions
diff --git a/src/Chapter4/GraphElements/UserNode.java b/src/Chapter4/GraphElements/UserNode.java
new file mode 100644
index 0000000..fba4419
--- /dev/null
+++ b/src/Chapter4/GraphElements/UserNode.java
@@ -0,0 +1,34 @@
+package GraphElements;
+
+
+
+public class UserNode {
+	private String username;
+	
+	public UserNode(String username){
+		this.username = username;
+	}
+
+	public String getUsername() {
+		return username;
+	}
+
+	public void setUsername(String username) {
+		this.username = username;
+	}
+	
+	public boolean equals(Object un){
+		if(un instanceof UserNode){
+			return username.equals(((UserNode)un).username);
+		}
+		return false;
+	}
+	
+	public String toString(){
+		return username;
+	}
+	
+	public int hashCode(){
+		return username.hashCode();
+	}
+}