Adding limited version of processFile method

Author: raoulDoc

src/main/java/lambdasinaction/chap3/ExecuteAround.java

@@ -4,6 +4,13 @@
 public class ExecuteAround {
 
 	public static void main(String ...args) throws IOException{
+
+        // method we want to refactor to make more flexible
+        String result = processFileLimited();
+        System.out.println(result);
+
+        System.out.println("---");
+
 		String oneLine = processFile((BufferedReader b) -> b.readLine());
 		System.out.println(oneLine);
 
@@ -12,6 +19,14 @@ public static void main(String ...args) throws IOException{
 
 	}
 
+    public static String processFileLimited() throws IOException {
+        try (BufferedReader br =
+                     new BufferedReader(new FileReader("lambdasinaction/chap3/data.txt"))) {
+            return br.readLine();
+        }
+    }
+
+
 	public static String processFile(BufferedReaderProcessor p) throws IOException {
 		try(BufferedReader br = new BufferedReader(new FileReader("lambdasinaction/chap3/data.txt"))){
 			return p.process(br);