Index: lutincommandline/src/java/org/codelutin/option/actions/OptionActionShowConfigRunnable.java
diff -u lutincommandline/src/java/org/codelutin/option/actions/OptionActionShowConfigRunnable.java:1.1 lutincommandline/src/java/org/codelutin/option/actions/OptionActionShowConfigRunnable.java:1.2
--- lutincommandline/src/java/org/codelutin/option/actions/OptionActionShowConfigRunnable.java:1.1	Tue Mar 18 23:40:47 2008
+++ lutincommandline/src/java/org/codelutin/option/actions/OptionActionShowConfigRunnable.java	Sat Mar 22 06:09:34 2008
@@ -37,9 +37,9 @@
 
         if (category.equals("all")) {
             for (ConfigKey<?> configKey : context.getConfigKeys()) {
-                ParserUtil.printConfig(writer, context.getConfig(configKey));
-                log.info(writer);
+                ParserUtil.printConfig(writer, context.getConfig(configKey));                
             }
+            log.info(writer);
         } else {
             if (context.getConfig(category) == null) {
                 throw new IllegalArgumentException("could not found a configuration with category " + category);

Index: lutincommandline/src/java/org/codelutin/option/actions/OptionActionHelpConfigRunnable.java
diff -u /dev/null lutincommandline/src/java/org/codelutin/option/actions/OptionActionHelpConfigRunnable.java:1.1
--- /dev/null	Sat Mar 22 06:09:39 2008
+++ lutincommandline/src/java/org/codelutin/option/actions/OptionActionHelpConfigRunnable.java	Sat Mar 22 06:09:34 2008
@@ -0,0 +1,76 @@
+/**
+ * ##% Copyright (C) 2008 Code Lutin, Tony Chemit
+ * This program is free software; you
+ * can redistribute it and/or modify it under the terms of the GNU General
+ * Public License as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. This program is
+ * distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE. See the GNU General Public License for more details. You
+ * should have received a copy of the GNU General Public License along with this
+ * program; if not, write to the Free Software Foundation, Inc., 59 Temple Place
+ * - Suite 330, Boston, MA 02111-1307, USA. ##%*
+ */
+package org.codelutin.option.actions;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import static org.codelutin.i18n.I18n._;
+import org.codelutin.option.AbstractContext;
+import org.codelutin.option.ConfigKey;
+import org.codelutin.option.ConfigPropertyKey;
+import org.codelutin.option.OptionAction;
+import org.codelutin.option.OptionActionRunnable;
+import static org.codelutin.option.ParserUtil.addTitle;
+import org.codelutin.util.ReflectUtil;
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.Writer;
+
+/** @author chemit */
+public class OptionActionHelpConfigRunnable implements OptionActionRunnable {
+
+    protected final Log log = LogFactory.getLog(getClass());
+
+    public void run(OptionAction action) throws Exception {
+        AbstractContext<?> context = action.getContext();
+        String category = action.getOption().getConstantArgumentValue(0);
+
+        log.info("required showConfig pour category [" + category + "]");
+        StringWriter writer = new StringWriter();
+
+        if (category.equals("all")) {
+            for (ConfigKey<?> configKey : context.getConfigKeys()) {
+                toString(writer, configKey);
+            }
+            log.info(writer);
+        } else {
+            if (context.getConfig(category) == null) {
+                throw new IllegalArgumentException("could not found a configuration with category " + category);
+            }
+            toString(writer, context.getConfigKey(category));
+            log.info(writer);
+        }
+
+        context.setQuit(true);
+    }
+
+    public void toString(Writer w, ConfigKey<?> key) throws IOException {
+
+        String prefixConfig = _("lutinutil.parserdef.printUsage.configs.head", key.getCategory());
+        String prefix = "\n";
+        w.append(addTitle(prefixConfig, '-', false)).append("\n");
+        w.append("\n").append(addTitle(key.getDescription() + " (" + key.getCategory() + ")", '~', false)).append("\n");
+        for (ConfigPropertyKey propertyKey : ReflectUtil.getConstants(key.getAbstractConfigClass(), ConfigPropertyKey.class)) {
+            w.append(prefix).append(propertyKey.getKey()).append(" (").append(propertyKey.getType().getSimpleName()).append(")");
+            if (propertyKey.getDefaultValue() != null) {
+                w.append(" <defaultValue:").append(propertyKey.getDefaultValue().toString()).append(">");
+
+            }
+            w.append("\n    ").append(propertyKey.getDescription()).append("\n\n");
+        }
+    }
+
+
+}
\ No newline at end of file