From 52f6e19961e14a669eea307d6ae4bfc97e58daf6 Mon Sep 17 00:00:00 2001
From: Brett Leslie Porter <brett@apache.org>
Date: Wed, 9 Aug 2006 01:46:31 +0000
Subject: [PATCH] port r429917 from branch - add a quiet option for the CLI

git-svn-id: https://svn.apache.org/repos/asf/maven/components/trunk@429921 13f79535-47bb-0310-9956-ffa450edef68
---
 .../src/main/java/org/apache/maven/cli/CLIManager.java     | 5 +++++
 maven-cli/src/main/java/org/apache/maven/cli/MavenCli.java | 7 +++++++
 2 files changed, 12 insertions(+)

diff --git a/maven-cli/src/main/java/org/apache/maven/cli/CLIManager.java b/maven-cli/src/main/java/org/apache/maven/cli/CLIManager.java
index 9f2ed90e12..e9ddc392b7 100644
--- a/maven-cli/src/main/java/org/apache/maven/cli/CLIManager.java
+++ b/maven-cli/src/main/java/org/apache/maven/cli/CLIManager.java
@@ -30,6 +30,8 @@ public class CLIManager
 
     public static final char REACTOR = 'r';
 
+    public static final char QUIET = 'q';
+
     public static final char DEBUG = 'X';
 
     public static final char ERRORS = 'e';
@@ -83,6 +85,9 @@ public class CLIManager
         options.addOption(
             OptionBuilder.withLongOpt( "version" ).withDescription( "Display version information" ).create(
                 VERSION ) );
+        options.addOption(
+            OptionBuilder.withLongOpt( "quiet" ).withDescription( "Quiet output - only show warnings and errors" ).create(
+                QUIET ) );
         options.addOption(
             OptionBuilder.withLongOpt( "debug" ).withDescription( "Produce execution debug output" ).create(
                 DEBUG ) );
diff --git a/maven-cli/src/main/java/org/apache/maven/cli/MavenCli.java b/maven-cli/src/main/java/org/apache/maven/cli/MavenCli.java
index 8586030d96..2ab966497b 100644
--- a/maven-cli/src/main/java/org/apache/maven/cli/MavenCli.java
+++ b/maven-cli/src/main/java/org/apache/maven/cli/MavenCli.java
@@ -170,6 +170,13 @@ public class MavenCli
             {
                 recursive = false;
             }
+            else if ( commandLine.hasOption( CLIManager.QUIET ) )
+            {
+                // TODO: we need to do some more work here. Some plugins use sys out or log errors at info level.
+                // Ideally, we could use Warn across the board
+                loggerManager.setThreshold( Logger.LEVEL_ERROR );
+                // TODO:Additionally, we can't change the mojo level because the component key includes the version and it isn't known ahead of time. This seems worth changing.
+            }
 
             if ( commandLine.hasOption( CLIManager.FAIL_FAST ) )
             {