(FindBugs) close resources

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/net/trunk@1788522 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/examples/unix/chargen.java b/src/main/java/examples/unix/chargen.java
index c36b05f..2d0076e 100644
--- a/src/main/java/examples/unix/chargen.java
+++ b/src/main/java/examples/unix/chargen.java
@@ -66,6 +66,7 @@
             System.out.println(line);
         }
 
+        chargenInput.close();
         client.disconnect();
     }
 
diff --git a/src/main/java/examples/unix/echo.java b/src/main/java/examples/unix/echo.java
index d37e9a9..8824c77 100644
--- a/src/main/java/examples/unix/echo.java
+++ b/src/main/java/examples/unix/echo.java
@@ -64,7 +64,9 @@
             echoOutput.println(line);
             System.out.println(echoInput.readLine());
         }
-
+        echoOutput.close();
+        echoInput.close();
+        echoInput.close();
         client.disconnect();
     }