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Posted to commits@maven.apache.org by vs...@apache.org on 2008/08/06 13:01:18 UTC
svn commit: r683221 -
/maven/plugins/trunk/maven-help-plugin/src/main/java/org/apache/maven/plugins/help/DescribeMojo.java
Author: vsiveton
Date: Wed Aug 6 04:01:17 2008
New Revision: 683221
URL: http://svn.apache.org/viewvc?rev=683221&view=rev
Log:
MPH-29: help:describe should be way more helpful when no arguments are provided
o improved the error message
Modified:
maven/plugins/trunk/maven-help-plugin/src/main/java/org/apache/maven/plugins/help/DescribeMojo.java
Modified: maven/plugins/trunk/maven-help-plugin/src/main/java/org/apache/maven/plugins/help/DescribeMojo.java
URL: http://svn.apache.org/viewvc/maven/plugins/trunk/maven-help-plugin/src/main/java/org/apache/maven/plugins/help/DescribeMojo.java?rev=683221&r1=683220&r2=683221&view=diff
==============================================================================
--- maven/plugins/trunk/maven-help-plugin/src/main/java/org/apache/maven/plugins/help/DescribeMojo.java (original)
+++ maven/plugins/trunk/maven-help-plugin/src/main/java/org/apache/maven/plugins/help/DescribeMojo.java Wed Aug 6 04:01:17 2008
@@ -312,8 +312,15 @@
}
else
{
- throw new MojoFailureException(
- "You must either specify \'groupId\' and \'artifactId\', or a valid \'plugin\' parameter." );
+ StringBuffer msg = new StringBuffer();
+ msg.append( "You must either specify 'groupId' and 'artifactId' both parameters, or a valid 'plugin' " +
+ "parameter. For instance:\n" );
+ msg.append( " # mvn help:describe -Dplugin=org.apache.maven.plugins:maven-help-plugin\n" );
+ msg.append( "or\n" );
+ msg.append( " # mvn help:describe -DgroupId=org.apache.maven.plugins -DartifactId=maven-help-plugin\n\n" );
+ msg.append( "Try 'mvn help:help -Ddetail=true' for more informations." );
+
+ throw new MojoFailureException( msg.toString() );
}
if ( descriptor == null && forLookup != null )