1 files changed, 98 insertions, 0 deletions
diff --git a/src/com/google/wireless/gdata/spreadsheets/parser/xml/XmlWorksheetsGDataParser.java b/src/com/google/wireless/gdata/spreadsheets/parser/xml/XmlWorksheetsGDataParser.java
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+++ b/src/com/google/wireless/gdata/spreadsheets/parser/xml/XmlWorksheetsGDataParser.java
@@ -0,0 +1,98 @@
+// Copyright 2007 The Android Open Source Project
+package com.google.wireless.gdata.spreadsheets.parser.xml;
+
+import com.google.wireless.gdata.data.Entry;
+import com.google.wireless.gdata.data.Feed;
+import com.google.wireless.gdata.data.StringUtils;
+import com.google.wireless.gdata.data.XmlUtils;
+import com.google.wireless.gdata.parser.ParseException;
+import com.google.wireless.gdata.parser.xml.XmlGDataParser;
+import com.google.wireless.gdata.spreadsheets.data.WorksheetEntry;
+import com.google.wireless.gdata.spreadsheets.data.WorksheetFeed;
+
+import org.xmlpull.v1.XmlPullParser;
+import org.xmlpull.v1.XmlPullParserException;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * Parser helper for non-Atom data in a GData Spreadsheets Worksheets meta-feed.
+ */
+public class XmlWorksheetsGDataParser extends XmlGDataParser {
+    /**
+     * The rel ID used by the server to identify the cells feed for a worksheet
+     */
+    protected static final String CELLS_FEED_REL =
+            "http://schemas.google.com/spreadsheets/2006#cellsfeed";
+
+    /**
+     * The rel ID used by the server to identify the list feed for a worksheet
+     */
+    protected static final String LIST_FEED_REL =
+            "http://schemas.google.com/spreadsheets/2006#listfeed";
+
+    /**
+     * Creates a new XmlWorksheetsGDataParser.
+     * 
+     * @param is the stream from which to read the data
+     * @param xmlParser the XmlPullParser to use to parse the raw XML
+     * @throws ParseException if the super-class throws one
+     */
+    public XmlWorksheetsGDataParser(InputStream is, XmlPullParser xmlParser)
+            throws ParseException {
+        super(is, xmlParser);
+    }
+
+    /* (non-JavaDoc)
+     * Creates a new Entry that can handle the data parsed by this class.
+     */
+    protected Entry createEntry() {
+        return new WorksheetEntry();
+    }
+
+    /* (non-JavaDoc)
+     * Creates a new Feed that can handle the data parsed by this class.
+     */
+    protected Feed createFeed() {
+        return new WorksheetFeed();
+    }
+
+    /* (non-JavaDoc)
+     * Callback to handle non-Atom data present in an Atom entry tag.
+     */
+    protected void handleExtraElementInEntry(Entry entry)
+            throws XmlPullParserException, IOException {
+        XmlPullParser parser = getParser();
+        if (!(entry instanceof WorksheetEntry)) {
+            throw new IllegalArgumentException("Expected WorksheetEntry!");
+        }
+        WorksheetEntry worksheet = (WorksheetEntry) entry;
+
+        // the only custom elements are rowCount and colCount
+        String name = parser.getName();
+        if ("rowCount".equals(name)) {
+            worksheet.setRowCount(StringUtils.parseInt(XmlUtils
+                    .extractChildText(parser), 0));
+        } else if ("colCount".equals(name)) {
+            worksheet.setColCount(StringUtils.parseInt(XmlUtils
+                    .extractChildText(parser), 0));
+        }
+    }
+
+    /* (non-JavaDoc)
+     * Callback to handle non-Atom links present in an Atom entry tag. Used to
+     * pick out a worksheet's cells and list feeds.
+     */
+    protected void handleExtraLinkInEntry(String rel, String type, String href,
+            Entry entry) throws XmlPullParserException, IOException {
+        if (LIST_FEED_REL.equals(rel) && "application/atom+xml".equals(type)) {
+            WorksheetEntry sheet = (WorksheetEntry) entry;
+            sheet.setListFeedUri(href);
+        } else if (CELLS_FEED_REL.equals(rel)
+                && "application/atom+xml".equals(type)) {
+            WorksheetEntry sheet = (WorksheetEntry) entry;
+            sheet.setCellFeedUri(href);
+        }
+    }
+}