Implement clearWarnings() as no-op (needed by apache-commons-dbcp); Make sure Level.getMembers() returns objects that implement Measure if applied to level in [Measures] dimension; Minor changes to web home page.

git-svn-id: https://olap4j.svn.sourceforge.net/svnroot/olap4j/trunk@95 c6a108a4-781c-0410-a6c6-c2d559e19af0

Author: julianhyde

doc/index.html

@@ -7,7 +7,7 @@
   == This software is subject to the terms of the Common Public License
   == Agreement, available at the following URL:
   == http://www.opensource.org/licenses/cpl.html.
-  == Copyright (C) 2006-2007 Julian Hyde and others.
+  == Copyright (C) 2006-2008 Julian Hyde and others.
   == All Rights Reserved.
   == You must accept the terms of that agreement to use this software.
   -->
@@ -188,7 +188,8 @@ <h4>Resources</h4>
 			<h4>Get involved!</h4> 
 			<p>Join the <a href="http://sourceforge.net/forum/forum.php?forum_id=577988">forum</a>, download the specification, and give us your feedback. If you are developing an OLAP server, component or 
 	application, let's work together to make your project olap4j-compliant.</p><br/>
-			<p>Drivers for mondrian and XML/A are under development; we're looking for committers to work on these drivers and drivers for other servers.</p></td>
+			<p>Drivers for mondrian and XML/A are under development; we're looking for committers to work on these drivers and drivers for other servers.</p>
+</td>
           <td rowspan="5" class="col_spacer" style="padding-bottom: 10px;"><img src="images/spacer.png" class="col_spacer"/></td>
           <td rowspan="4" valign="top" style="padding-bottom: 10px;"><div class="participation_bg"><h4 style="margin: 0px;">Participation</h4>
 			olap4j is an open specification, being developed by a consortium of companies and open source projects, including:
@@ -214,7 +215,12 @@ <h5>Companies</h5>
 						</table></td>
   </tr>
   <tr>
-    <td colspan="2" class="copyright">&copy; 2007</td></td>
+    <td colspan="2" class="copyright">&copy; 2007-2008</td>
+  </tr>
+  <tr>
+    <td colspan="2" align="right">
+<a href="http://sourceforge.net/projects/olap4j"><img src="http://sourceforge.net/sflogo.php?group_id=168953&type=1" width="88" height="31" border="0" alt="SourceForge.net_Logo"></a>
+    </td>
   </tr>
 </table>
 </td>

src/org/olap4j/driver/xmla/XmlaOlap4jConnection.java

@@ -342,7 +342,7 @@ public SQLWarning getWarnings() throws SQLException {
     }
 
     public void clearWarnings() throws SQLException {
-        throw new UnsupportedOperationException();
+        // this driver does not support warnings, so nothing to do 
     }
 
     public Statement createStatement(

src/org/olap4j/driver/xmla/XmlaOlap4jCube.java

@@ -46,6 +46,13 @@ class XmlaOlap4jCube implements Cube, Named
         new NamedListImpl<XmlaOlap4jNamedSet>();
     private final MetadataReader metadataReader;
 
+    /**
+     * Creates an XmlaOlap4jCube.
+     *
+     * @param olap4jSchema Schema
+     * @param name Name
+     * @param description Description
+     */
     XmlaOlap4jCube(
         XmlaOlap4jSchema olap4jSchema,
         String name,
@@ -120,6 +127,27 @@ class XmlaOlap4jCube implements Cube, Named
                 measure.getUniqueName(),
                 new SoftReference<XmlaOlap4jMember>(measure));
         }
+        if (!measures.isEmpty()) {
+            final XmlaOlap4jHierarchy measuresHierarchy =
+                measures.get(0).getHierarchy();
+            for (XmlaOlap4jLevel level : measuresHierarchy.levels) {
+                final List<Member> memberList = level.getMembers();
+                final List<Measure> measureList =
+                    new ArrayList<Measure>(memberList.size());
+                for (Member member : memberList) {
+                    final SoftReference<XmlaOlap4jMember> measureRef =
+                        ((CachingMetadataReader) metadataReader).memberMap.get(
+                            member.getUniqueName());
+                    // gc not possible - we hold all members in 'measures' field.
+                    assert measureRef.get() != null;
+                    measureList.add((Measure) measureRef.get());
+                }
+                ((CachingMetadataReader) metadataReader).levelMemberListMap.put(
+                    level,
+                    new SoftReference<List<XmlaOlap4jMember>>(
+                        Olap4jUtil.<XmlaOlap4jMember>cast(measureList)));
+            }
+        }
         // populate named sets
         olap4jConnection.populateList(
             namedSets, context,
@@ -177,6 +205,13 @@ public Member lookupMember(String... nameParts) throws OlapException {
         return lookupMember(segmentList);
     }
 
+    /**
+     * Finds a member, given its fully qualfieid name.
+     *
+     * @param segmentList List of the segments of the name
+     * @return Member, or null if not found
+     * @throws OlapException on error
+     */
     private Member lookupMember(
         List<IdentifierNode.Segment> segmentList) throws OlapException
     {
@@ -230,6 +265,11 @@ private static abstract class DelegatingMetadataReader
     {
         private final MetadataReader metadataReader;
 
+        /**
+         * Creates a DelegatingMetadataReader.
+         *
+         * @param metadataReader Underlying metadata reader
+         */
         DelegatingMetadataReader(MetadataReader metadataReader) {
             this.metadataReader = metadataReader;
         }
@@ -283,6 +323,11 @@ private static class CachingMetadataReader
             levelMemberListMap =
             new HashMap<XmlaOlap4jLevel, SoftReference<List<XmlaOlap4jMember>>>();
 
+        /**
+         * Creates a CachingMetadataReader.
+         *
+         * @param metadataReader Underlying metadata reader
+         */
         CachingMetadataReader(MetadataReader metadataReader) {
             super(metadataReader);
         }