DPML Notify

[mcconnell AT dpml.net]

Author: mcconnell AT dpml.net
Date: Mon Jul  4 21:43:50 2005
New Revision: 2972

Added:
   
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/MissingGroupException.java
Modified:
   
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/Artifact.java
Log:
Add explicit missing group exception.

Modified: 
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/Artifact.java
==============================================================================
--- 
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/Artifact.java
      (original)
+++ 
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/Artifact.java
      Mon Jul  4 21:43:50 2005
@@ -128,6 +128,12 @@
             throw new NullArgumentException( "uri" );
         }
         String scheme = uri.getScheme();
+        if( null == scheme )
+        {
+            final String error = 
+              "URI does not declare a scheme: " + uri;
+            throw new UnsupportedSchemeException( error );
+        }
         if( !scheme.equals( "artifact" ) && !scheme.equals( "link" ) )
         {
             final String error = 
@@ -248,9 +254,9 @@
         else
         {
             final String error =
-              "Supplied artifact specification ["
+              "Artifact specification ["
               + uri + "] does not contain a group.";
-            throw new IllegalArgumentException( error );
+            throw new MissingGroupException( error );
         }
 
         //

Added: 
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/MissingGroupException.java
==============================================================================
--- (empty file)
+++ 
development/main/transit/core/handler/src/main/net/dpml/transit/artifact/MissingGroupException.java
 Mon Jul  4 21:43:50 2005
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2004-2005 Stephen J. McConnell.
+ *
+ * Licensed  under the  Apache License,  Version 2.0  (the "License");
+ * you may not use  this file  except in  compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed  under the  License is distributed on an "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
+ * implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.transit.artifact;
+
+/**
+ * Exception to indicate that the group component of an artifact uri 
+ * was not found.
+ *
+ * @author <a href="http://www.dpml.net";>The Digital Product Meta Library</a>
+ */
+public class MissingGroupException extends IllegalArgumentException
+{
+    // 
------------------------------------------------------------------------
+    // constructor
+    // 
------------------------------------------------------------------------
+
+    /**
+     * Construct a new <code>MissingGroupException </code> instance.
+     *
+     * @param message The detail message for this exception.
+     */
+    public MissingGroupException( String message )
+    {
+        super( message );
+    }
+}
+