Fix SubStandardConsole

[aaf/authz.git] / cadi / core / src / main / java / org / onap / aaf / cadi / util / SubStandardConsole.java

diff --git a/cadi/core/src/main/java/org/onap/aaf/cadi/util/SubStandardConsole.java b/cadi/core/src/main/java/org/onap/aaf/cadi/util/SubStandardConsole.java
index 8d52811..b7dd014 100644 (file)
--- a/cadi/core/src/main/java/org/onap/aaf/cadi/util/SubStandardConsole.java
+++ b/cadi/core/src/main/java/org/onap/aaf/cadi/util/SubStandardConsole.java
@@ -27,7 +27,13 @@ import java.io.InputStreamReader;
 
 // Substandard, because System.in doesn't do Passwords..
 public class SubStandardConsole implements MyConsole {
-       BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+       private final static char[] BLANK = new char[0];
+       private final BufferedReader br; 
+
+       public SubStandardConsole() {
+               br = new BufferedReader(new InputStreamReader(System.in));
+       }
+       
        @Override
        public String readLine(String fmt, Object... args) {
                String rv;
@@ -48,10 +54,12 @@ public class SubStandardConsole implements MyConsole {
        public char[] readPassword(String fmt, Object... args) {
                try {
                        System.out.printf(fmt,args);
-                       return br.readLine().toCharArray();
+                       String response = br.readLine();
+                       return response==null?BLANK:response.toCharArray();
+
                } catch (IOException e) {
                        System.err.println("uh oh...");
-                       return new char[0];
+                       return BLANK;
                }
        }