close BufferedReader in getInput (#241)

tejas-ae · tejasae-afk · web-flow · commit 5b04bd29ca5d · 2026-06-09T08:46:33.000-07:00
Co-authored-by: tejasae-afk &lt;tejasae-afk@users.noreply.github.com&gt;
diff --git a/chapter21/src/test/java/com/seaofnodes/simple/Simple.java b/chapter21/src/test/java/com/seaofnodes/simple/Simple.java
@@ -153,8 +153,9 @@ static void print_compilation_times(CodeGen code) {
     }
 
     static String getInput() {
-        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
-        return reader.lines().collect(Collectors.joining("\n"));
+        try (BufferedReader reader = new BufferedReader(new InputStreamReader(System.in))) {
+            return reader.lines().collect(Collectors.joining("\n"));
+        }
     }
 
     public static void main(String[] args) throws Exception {

Original file line number	Diff line number	Diff line change
`@@ -153,8 +153,9 @@ static void print_compilation_times(CodeGen code) {`
`153`	`153`	`}`
`154`	`154`
`155`	`155`	`static String getInput() {`
`156`		`- BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));`
`157`		`- return reader.lines().collect(Collectors.joining("\n"));`
	`156`	`+ try (BufferedReader reader = new BufferedReader(new InputStreamReader(System.in))) {`
	`157`	`+ return reader.lines().collect(Collectors.joining("\n"));`
	`158`	`+ }`
`158`	`159`	`}`
`159`	`160`
`160`	`161`	`public static void main(String[] args) throws Exception {`