New openxml4j. Also, re-order some of the xssfworkbook writing out steps, so we can update references. Finally, some more tests

git-svn-id: https://svn.apache.org/repos/asf/poi/branches/ooxml@639723 13f79535-47bb-0310-9956-ffa450edef68

build.xml

@@ -147,8 +147,8 @@ under the License.
   <property name="ooxml.jar5.dir" location="${ooxml.lib}/jsr173_1.0_api.jar"/>
   <property name="ooxml.jar5.url" value="${repository}/xmlbeans/jars/jsr173_1.0_api.jar"/>
   <!-- No official release of openxml4j yet -->
-  <property name="ooxml.jar6.dir" location="${ooxml.lib}/openxml4j-bin-alpha-080311.jar"/>
+  <property name="ooxml.jar6.dir" location="${ooxml.lib}/openxml4j-bin-alpha-080321.jar"/>
-  <property name="ooxml.jar6.url" value="http://people.apache.org/~nick/openxml4j-bin-alpha-080311.jar"/>
+  <property name="ooxml.jar6.url" value="http://people.apache.org/~nick/openxml4j-bin-alpha-080321.jar"/>
 
   <!-- See http://www.ecma-international.org/publications/standards/Ecma-376.htm -->
   <!-- "Copy these file(s), free of charge" -->

src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFWorkbook.java

@@ -67,6 +67,12 @@ import org.openxmlformats.schemas.spreadsheetml.x2006.main.WorksheetDocument;
 
 
 public class XSSFWorkbook extends POIXMLDocument implements Workbook {
+	public static final XSSFRelation WORKBOOK = new XSSFRelation(
+			"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml",
+			"http://schemas.openxmlformats.org/officeDocument/2006/relationships/workbook",
+			"/xl/workbook.xml",
+			null
+	);
 	public static final XSSFRelation WORKSHEET = new XSSFRelation(
 			"application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml",
 			"http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet",
@@ -140,25 +146,30 @@ public class XSSFWorkbook extends POIXMLDocument implements Workbook {
 		}
 		/**
 		 * Save, with the default name
+		 * @return The internal reference ID it was saved at, normally then used as an r:id
 		 */
-		private void save(XSSFModel model, PackagePart corePart) throws IOException {
+		private String save(XSSFModel model, PackagePart corePart) throws IOException {
-			save(model, corePart, DEFAULT_NAME);
+			return save(model, corePart, DEFAULT_NAME);
 		}
 		/**
 		 * Save, with the specified name
+		 * @return The internal reference ID it was saved at, normally then used as an r:id
 		 */
-		private void save(XSSFModel model, PackagePart corePart, String name) throws IOException {
+		private String save(XSSFModel model, PackagePart corePart, String name) throws IOException {
             PackagePartName ppName = null;
             try {
             	ppName = PackagingURIHelper.createPartName(name);
             } catch(InvalidFormatException e) {
             	throw new IllegalStateException(e);
             }
+            PackageRelationship rel =
             	corePart.addRelationship(ppName, TargetMode.INTERNAL, REL);
             PackagePart part = corePart.getPackage().createPart(ppName, TYPE);
             OutputStream out = part.getOutputStream();
             model.writeTo(out);
             out.close();
+            
+            return rel.getId();
 		}
 	}
 	
@@ -203,7 +214,7 @@ public class XSSFWorkbook extends POIXMLDocument implements Workbook {
             for (CTSheet ctSheet : this.workbook.getSheets().getSheetArray()) {
                 PackagePart part = getPackagePart(ctSheet);
                 if (part == null) {
-                	log.log(POILogger.WARN, "Sheet with name " + ctSheet.getName() + " was defined, but didn't exist, skipping");
+                	log.log(POILogger.WARN, "Sheet with name " + ctSheet.getName() + " and r:id " + ctSheet.getId()+ " was defined, but didn't exist in package, skipping");
                     continue;
                 }
                 WorksheetDocument worksheetDoc = WorksheetDocument.Factory.parse(part.getInputStream());
@@ -231,7 +242,7 @@ public class XSSFWorkbook extends POIXMLDocument implements Workbook {
     private PackagePart getPackagePart(CTSheet ctSheet) throws InvalidFormatException {
         PackageRelationship rel = this.getCorePart().getRelationship(ctSheet.getId());
         if (rel == null) {
-            log.log(POILogger.WARN, "No relationship found for sheet " + ctSheet.getId());
+            log.log(POILogger.WARN, "No relationship found for sheet " + ctSheet.getId() + " - core part has " + this.getCorePart().getRelationships().size() + " relations defined");
             return null;
         }
         return getTargetPart(rel);
@@ -579,32 +590,33 @@ public class XSSFWorkbook extends POIXMLDocument implements Workbook {
             // Create main part relationship
             pkg.addRelationship(corePartName, TargetMode.INTERNAL, PackageRelationshipTypes.CORE_DOCUMENT, "rId1");
             // Create main document part
-            PackagePart corePart = pkg.createPart(corePartName,
+            PackagePart corePart = pkg.createPart(corePartName, WORKBOOK.getContentType());
-                    "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml");
+            OutputStream out;
+
             XmlOptions xmlOptions = new XmlOptions();
             // Requests use of whitespace for easier reading
             xmlOptions.setSavePrettyPrint();
             xmlOptions.setSaveOuter();
-             // XXX This should not be needed, but apparently the setSaveOuter call above does not work in XMLBeans 2.2
-             xmlOptions.setSaveSyntheticDocumentElement(new QName(CTWorkbook.type.getName().getNamespaceURI(), "workbook"));
             xmlOptions.setUseDefaultNamespace();
             
-             OutputStream out = corePart.getOutputStream();
+            // Write out our sheets, updating the references
-             workbook.save(out, xmlOptions);
+            //  to them in the main workbook as we go
-             out.close();
+            for (int i=0 ; i < this.getNumberOfSheets(); i++) {
-             
+            	int sheetNumber = (i+1);
-             for (int i = 0 ; i < this.getNumberOfSheets() ; ++i) {
             	XSSFSheet sheet = (XSSFSheet) this.getSheetAt(i);
-                 PackagePartName partName = PackagingURIHelper.createPartName("/xl/worksheets/sheet" + i + ".xml");
+                PackagePartName partName = PackagingURIHelper.createPartName("/xl/worksheets/sheet" + sheetNumber + ".xml");
-                 corePart.addRelationship(partName, TargetMode.INTERNAL, WORKSHEET.getRelation(), "rSheet" + 1);
+                PackageRelationship rel =
+                	 corePart.addRelationship(partName, TargetMode.INTERNAL, WORKSHEET.getRelation(), "rSheet" + sheetNumber);
                 PackagePart part = pkg.createPart(partName, WORKSHEET.getContentType());
                  
                 // XXX This should not be needed, but apparently the setSaveOuter call above does not work in XMLBeans 2.2
                 xmlOptions.setSaveSyntheticDocumentElement(new QName(CTWorksheet.type.getName().getNamespaceURI(), "worksheet"));
                 out = part.getOutputStream();
                 sheet.getWorksheet().save(out, xmlOptions);
-                 
                 out.close();
+                 
+                // Update our internal reference for the package part
+                workbook.getSheets().getSheetArray(i).setId(rel.getId());
             }
              
             // Write shared strings and styles
@@ -617,6 +629,14 @@ public class XSSFWorkbook extends POIXMLDocument implements Workbook {
 	             STYLES.save(st, corePart);
             }
 
+            // Now we can write out the main Workbook, with
+            //  the correct references to the other parts
+            out = corePart.getOutputStream();
+            // XXX This should not be needed, but apparently the setSaveOuter call above does not work in XMLBeans 2.2
+            xmlOptions.setSaveSyntheticDocumentElement(new QName(CTWorkbook.type.getName().getNamespaceURI(), "workbook"));
+            workbook.save(out, xmlOptions);
+            out.close();
+             
             //  All done
             pkg.close();
         } catch (InvalidFormatException e) {

src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFWorkbook.java

@@ -130,7 +130,10 @@ public class TestXSSFWorkbook extends TestCase {
         assertEquals(0, workbook.getNumberOfSheets());
     }
     
-    public void testSave() throws Exception {
+    /**
+     * Tests that we can save a new document
+     */
+    public void testSaveNew() throws Exception {
         XSSFWorkbook workbook = new XSSFWorkbook();
         Sheet sheet1 = workbook.createSheet("sheet1");
         Sheet sheet2 = workbook.createSheet("sheet2");
@@ -142,6 +145,46 @@ public class TestXSSFWorkbook extends TestCase {
         out.close();
     }
 
+    /**
+     * Tests that we can save, and then re-load a new document
+     */
+    public void testSaveLoadNew() throws Exception {
+        XSSFWorkbook workbook = new XSSFWorkbook();
+        Sheet sheet1 = workbook.createSheet("sheet1");
+        Sheet sheet2 = workbook.createSheet("sheet2");
+        Sheet sheet3 = workbook.createSheet("sheet3");
+        
+        sheet1.createRow(0);
+        sheet1.createRow(1);
+        sheet2.createRow(0);
+        
+        assertEquals(0, workbook.getSheetAt(0).getFirstRowNum());
+        assertEquals(1, workbook.getSheetAt(0).getLastRowNum());
+        assertEquals(0, workbook.getSheetAt(1).getFirstRowNum());
+        assertEquals(0, workbook.getSheetAt(1).getLastRowNum());
+        assertEquals(-1, workbook.getSheetAt(2).getFirstRowNum());
+        assertEquals(-1, workbook.getSheetAt(2).getLastRowNum());
+        
+        File file = File.createTempFile("poi-", ".xlsx");
+        OutputStream out = new FileOutputStream(file);
+        workbook.write(out);
+        out.close();
+        
+        // Load back in again
+        workbook = new XSSFWorkbook(file.toString());
+        assertEquals(3, workbook.getNumberOfSheets());
+        assertNotNull(workbook.getSheetAt(0));
+        assertNotNull(workbook.getSheetAt(1));
+        assertNotNull(workbook.getSheetAt(2));
+        
+        assertEquals(0, workbook.getSheetAt(0).getFirstRowNum());
+        assertEquals(1, workbook.getSheetAt(0).getLastRowNum());
+        assertEquals(0, workbook.getSheetAt(1).getFirstRowNum());
+        assertEquals(0, workbook.getSheetAt(1).getLastRowNum());
+        assertEquals(-1, workbook.getSheetAt(2).getFirstRowNum());
+        assertEquals(-1, workbook.getSheetAt(2).getLastRowNum());
+    }
+    
     public void testExisting() throws Exception {
 		File xml = new File(
 				System.getProperty("HSSF.testdata.path") +