From 7e36a378c4fd313adeb0eef601094c5a7601e1c4 Mon Sep 17 00:00:00 2001
From: Emmanuel Bigeon <emmanuel@bigeon.fr>
Date: Fri, 26 Oct 2018 16:09:04 -0400
Subject: [PATCH] documentation

Signed-off-by: Emmanuel Bigeon <emmanuel@bigeon.fr>
---
 .../main/java/net/bigeon/gclc/system/ExecSystemCommand.java   | 4 +++-
 .../java/net/bigeon/gclc/system/ExecSystemCommandTest.java    | 4 ++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/gclc.system/src/main/java/net/bigeon/gclc/system/ExecSystemCommand.java b/gclc.system/src/main/java/net/bigeon/gclc/system/ExecSystemCommand.java
index 6415bb1..34a71ad 100644
--- a/gclc.system/src/main/java/net/bigeon/gclc/system/ExecSystemCommand.java
+++ b/gclc.system/src/main/java/net/bigeon/gclc/system/ExecSystemCommand.java
@@ -95,8 +95,10 @@ public class ExecSystemCommand extends Command {
         final InputStream is = proc.getInputStream();
         final Thread th = new Thread(new ForwardingRunnable(out, is));
         th.start();
+        // Set the empty prompt for the processes promptings.
         in.setPrompt(""); //$NON-NLS-1$
-        // Forward console input to the process.
+        // Forward console input to the process, whether the process is waiting or not
+        // for input.
         final OutputStream os = proc.getOutputStream();
         try (BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os))) {
             while (th.isAlive()) {
diff --git a/gclc.system/src/test/java/net/bigeon/gclc/system/ExecSystemCommandTest.java b/gclc.system/src/test/java/net/bigeon/gclc/system/ExecSystemCommandTest.java
index 619231d..3f0a492 100644
--- a/gclc.system/src/test/java/net/bigeon/gclc/system/ExecSystemCommandTest.java
+++ b/gclc.system/src/test/java/net/bigeon/gclc/system/ExecSystemCommandTest.java
@@ -47,6 +47,7 @@ import net.bigeon.gclc.utils.SinkOutput;
 
 public class ExecSystemCommandTest {
 
+    /** Test the help methods of the command. */
     @Test
     public void testExecSystemCommand() {
         final ExecSystemCommand cmd = new ExecSystemCommand("test");
@@ -56,6 +57,9 @@ public class ExecSystemCommandTest {
         assertNotNull("usage should be defined", cmd.usageDetail());
     }
 
+    /** Test the execution of the command.
+     * 
+     * @throws CommandRunException */
     @Test
     public void testExecute() throws CommandRunException {
         final ConsoleOutput out = SinkOutput.INSTANCE;