improve i18n support

scm-clients/scm-cli-client/src/main/java/sonia/scm/cli/I18n.java

@@ -1,10 +1,10 @@
 /**
  * Copyright (c) 2010, Sebastian Sdorra
  * All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
- * 
+ *
  * 1. Redistributions of source code must retain the above copyright notice,
  *    this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright notice,
@@ -13,7 +13,7 @@
  * 3. Neither the name of SCM-Manager; nor the names of its
  *    contributors may be used to endorse or promote products derived from this
  *    software without specific prior written permission.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
@@ -24,12 +24,23 @@
  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * 
+ *
  * http://bitbucket.org/sdorra/scm-manager
- * 
+ *
  */
+
+
+
 package sonia.scm.cli;
 
+//~--- non-JDK imports --------------------------------------------------------
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.MissingResourceException;
 import java.util.ResourceBundle;
 
 /**
@@ -38,9 +49,63 @@ import java.util.ResourceBundle;
  */
 public class I18n
 {
- 
-  public static ResourceBundle getBundle(){
-    return null;
-  };
-  
+
+  /** Field description */
+  public static final String RESOURCE_BUNDLE = "sonia.resources.i18n";
+
+  /** the logger for I18n */
+  private static final Logger logger = LoggerFactory.getLogger(I18n.class);
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   */
+  public I18n()
+  {
+    bundle = ResourceBundle.getBundle(RESOURCE_BUNDLE);
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public ResourceBundle getBundle()
+  {
+    return bundle;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param key
+   *
+   * @return
+   */
+  public String getMessage(String key)
+  {
+    String value = key;
+
+    try
+    {
+      key = bundle.getString(key);
+    }
+    catch (MissingResourceException ex)
+    {
+      logger.warn("could not find resource for key {}", key);
+    }
+
+    return value;
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private ResourceBundle bundle;
 }