1 files changed, 110 insertions, 0 deletions
diff --git a/reportbuilder/java/org/libreoffice/report/pentaho/layoutprocessor/ObjectOleLayoutController.java b/reportbuilder/java/org/libreoffice/report/pentaho/layoutprocessor/ObjectOleLayoutController.java
new file mode 100644
index 000000000..a7e4d4da0
--- /dev/null
+++ b/reportbuilder/java/org/libreoffice/report/pentaho/layoutprocessor/ObjectOleLayoutController.java
@@ -0,0 +1,110 @@
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you 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 .
+ */
+
+package org.libreoffice.report.pentaho.layoutprocessor;
+
+import org.libreoffice.report.OfficeToken;
+import org.libreoffice.report.SDBCReportDataFactory;
+import org.libreoffice.report.pentaho.model.ObjectOleElement;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.jfree.layouting.util.AttributeMap;
+import org.jfree.report.DataFlags;
+import org.jfree.report.DataRow;
+import org.jfree.report.DataSourceException;
+import org.jfree.report.JFreeReportInfo;
+import org.jfree.report.ReportDataFactoryException;
+import org.jfree.report.ReportProcessingException;
+import org.jfree.report.flow.ReportTarget;
+import org.jfree.report.flow.layoutprocessor.LayoutController;
+import org.jfree.report.structure.Element;
+
+public class ObjectOleLayoutController extends AbstractReportElementLayoutController
+{
+
+    @Override
+    public boolean isValueChanged()
+    {
+        final ObjectOleElement element = (ObjectOleElement) getNode();
+        final List masterfields = element.getMasterfields();
+        final DataRow view = getFlowController().getMasterRow().getGlobalView();
+        for (final Iterator iter = masterfields.iterator(); iter.hasNext();)
+        {
+            final String master = (String) iter.next();
+            try
+            {
+                final DataFlags flags = view.getFlags(master);
+                if (flags != null && flags.isChanged())
+                {
+                    return true;
+                }
+            }
+            catch (DataSourceException e)
+            {
+                // ignore .. assume that the reference has not changed.
+            }
+        }
+        return false;
+    }
+
+    @Override
+    protected LayoutController delegateContentGeneration(final ReportTarget target) throws ReportProcessingException, ReportDataFactoryException, DataSourceException
+    {
+        final ObjectOleElement element = (ObjectOleElement) getNode();
+        final String url = element.getUrl();
+        if (url != null)
+        {
+            final AttributeMap ole = new AttributeMap();
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, Element.NAMESPACE_ATTRIBUTE, JFreeReportInfo.REPORT_NAMESPACE);
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, Element.TYPE_ATTRIBUTE, OfficeToken.OBJECT_OLE);
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, "href", url);
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, "class-id", element.getClassid());
+            final List<String> masterfields = element.getMasterfields();
+            final List<Object> values = new ArrayList<Object>();
+            final DataRow view = getFlowController().getMasterRow().getGlobalView();
+            for (final Iterator<String> iter = masterfields.iterator(); iter.hasNext();)
+            {
+                final String master = iter.next();
+                try
+                {
+                    final DataFlags flags = view.getFlags(master);
+                    if (flags != null)
+                    {
+                        values.add(flags.getValue());
+                    }
+                }
+                catch (DataSourceException e)
+                {
+                    // ignore .. assume that the reference has not changed.
+                }
+            }
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, SDBCReportDataFactory.MASTER_COLUMNS, masterfields);
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, SDBCReportDataFactory.MASTER_VALUES, values);
+            ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, SDBCReportDataFactory.DETAIL_COLUMNS, element.getDetailfields());
+
+            target.startElement(ole);
+            target.endElement(ole);
+        }
+
+        return join(getFlowController());
+    }
+}
+