1 files changed, 235 insertions, 0 deletions
diff --git a/reportbuilder/java/org/libreoffice/report/pentaho/parser/rpt/ReportReadHandler.java b/reportbuilder/java/org/libreoffice/report/pentaho/parser/rpt/ReportReadHandler.java
new file mode 100644
index 000000000..55b413b5e
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+++ b/reportbuilder/java/org/libreoffice/report/pentaho/parser/rpt/ReportReadHandler.java
@@ -0,0 +1,235 @@
+/*
+ * 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.parser.rpt;
+
+import org.libreoffice.report.pentaho.OfficeNamespaces;
+import org.libreoffice.report.pentaho.model.OfficeReport;
+import org.libreoffice.report.pentaho.parser.ElementReadHandler;
+import org.libreoffice.report.pentaho.parser.chart.ChartReadHandler;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.jfree.report.JFreeReportInfo;
+import org.jfree.report.structure.Element;
+import org.jfree.report.structure.Section;
+
+import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler;
+
+import org.xml.sax.Attributes;
+import org.xml.sax.SAXException;
+
+
+public class ReportReadHandler extends ElementReadHandler
+{
+
+    private RootTableReadHandler pageHeader;
+    private RootTableReadHandler pageFooter;
+    private RootTableReadHandler reportHeader;
+    private RootTableReadHandler reportFooter;
+    private RootTableReadHandler detail;
+    private GroupReadHandler groups;
+    private final OfficeReport rootSection;
+    private final List<FunctionReadHandler> functionHandlers;
+    private final List<ElementReadHandler> preBodyHandlers;
+    private final List<ElementReadHandler> postBodyHandlers;
+    private boolean pre = true;
+
+    public ReportReadHandler()
+    {
+        rootSection = new OfficeReport();
+        rootSection.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, "simple-report-structure", Boolean.TRUE);
+        functionHandlers = new ArrayList<FunctionReadHandler>();
+        preBodyHandlers = new ArrayList<ElementReadHandler>();
+        postBodyHandlers = new ArrayList<ElementReadHandler>();
+    }
+
+    /**
+     * Returns the handler for a child element.
+     *
+     * @param tagName the tag name.
+     * @param atts    the attributes.
+     * @return the handler or null, if the tagname is invalid.
+     * @throws org.xml.sax.SAXException if there is a parsing error.
+     */
+    @Override
+    protected XmlReadHandler getHandlerForChild(final String uri,
+            final String tagName,
+            final Attributes atts)
+            throws SAXException
+    {
+        final XmlReadHandler erh;
+        if (OfficeNamespaces.CHART_NS.equals(uri))
+        {
+            ChartReadHandler crh = new ChartReadHandler(this);
+            if (pre)
+            {
+                preBodyHandlers.add(crh);
+            }
+            else
+            {
+                postBodyHandlers.add(crh);
+            }
+            erh = crh;
+        }
+        else if (OfficeNamespaces.OOREPORT_NS.equals(uri))
+        {
+            if ("function".equals(tagName))
+            {
+                FunctionReadHandler frh = new FunctionReadHandler();
+                functionHandlers.add(frh);
+                erh = frh;
+            }
+            else if ("page-header".equals(tagName))
+            {
+                pageHeader = new RootTableReadHandler();
+                erh = pageHeader;
+            }
+            else if ("report-header".equals(tagName))
+            {
+                reportHeader = new RootTableReadHandler();
+                erh = reportHeader;
+            }
+            else if ("report-footer".equals(tagName))
+            {
+                reportFooter = new RootTableReadHandler();
+                erh = reportFooter;
+            }
+            else if ("page-footer".equals(tagName))
+            {
+                pageFooter = new RootTableReadHandler();
+                erh = pageFooter;
+            }
+            else if ("detail".equals(tagName))
+            {
+                pre = false;
+                detail = new DetailRootTableReadHandler();
+                erh = detail;
+            }
+            else if ("group".equals(tagName))
+            {
+                groups = new GroupReadHandler(this);
+                erh = groups;
+            }
+            else
+            {
+                erh = null;
+            }
+        }
+        else
+        {
+            erh = null;
+        }
+        return erh;
+    }
+
+    /**
+     * Done parsing.
+     *
+     * @throws org.xml.sax.SAXException if there is a parsing error.
+     */
+    @Override
+    protected void doneParsing() throws SAXException
+    {
+        if (pageHeader != null)
+        {
+            rootSection.setPageHeader(pageHeader.getElement());
+        }
+        if (pageFooter != null)
+        {
+            rootSection.setPageFooter(pageFooter.getElement());
+        }
+        if (reportHeader != null)
+        {
+            rootSection.setReportHeader(reportHeader.getElement());
+        }
+
+        final Section preBody = createSection("report-pre-body", preBodyHandlers);
+        if (preBody != null)
+        {
+            rootSection.setPreBodySection(preBody);
+        }
+
+        final Section groupBody = new Section();
+        groupBody.setNamespace(JFreeReportInfo.REPORT_NAMESPACE);
+        groupBody.setType("report-body");
+        rootSection.setBodySection(groupBody);
+
+        // XOR: Either the detail or the group section can be set ..
+        if (groups != null)
+        {
+            groupBody.addNode(groups.getElement());
+        }
+        else if (detail != null)
+        {
+            groupBody.addNode(detail.getElement());
+        }
+
+        final Section postBody = createSection("report-post-body", postBodyHandlers);
+        if (postBody != null)
+        {
+            rootSection.setPostBodySection(postBody);
+        }
+
+        if (reportFooter != null)
+        {
+            rootSection.setReportFooter(reportFooter.getElement());
+        }
+
+        for (int i = 0; i < functionHandlers.size(); i++)
+        {
+            final FunctionReadHandler handler = functionHandlers.get(i);
+            rootSection.addExpression(handler.getExpression());
+        }
+    }
+
+    @Override
+    public Element getElement()
+    {
+        return rootSection;
+    }
+
+    private final Section createSection(final String name, final List<ElementReadHandler> handler)
+    {
+        if (!handler.isEmpty())
+        {
+            final Section section = new Section();
+            section.setNamespace(JFreeReportInfo.REPORT_NAMESPACE);
+            section.setType(name);
+
+            for (int i = 0; i < handler.size(); i++)
+            {
+                final ElementReadHandler erh = handler.get(i);
+                section.addNode(erh.getElement());
+            }
+            return section;
+        }
+        return null;
+    }
+
+    public void setDetail(final RootTableReadHandler detail)
+    {
+        this.detail = detail;
+    }
+
+    public final RootTableReadHandler getDetail()
+    {
+        return detail;
+    }
+
+}