Bug 57930: Add support for inlineString in FromHowTo

Also do not require an Apache Xerces Parser, let the JDK choose an available one instead

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1737247 13f79535-47bb-0310-9956-ffa450edef68

src/examples/src/org/apache/poi/xssf/eventusermodel/examples/FromHowTo.java

@@ -58,7 +58,7 @@ public class FromHowTo {
 		OPCPackage pkg = OPCPackage.open(filename);
 		XSSFReader r = new XSSFReader( pkg );
 		SharedStringsTable sst = r.getSharedStringsTable();
-		
+
 		XMLReader parser = fetchSheetParser(sst);
 
 		Iterator<InputStream> sheets = r.getSheetsData();
@@ -73,45 +73,40 @@ public class FromHowTo {
 	}
 
 	public XMLReader fetchSheetParser(SharedStringsTable sst) throws SAXException {
-		XMLReader parser =
-			XMLReaderFactory.createXMLReader(
-					"org.apache.xerces.parsers.SAXParser"
-			);
+		XMLReader parser = XMLReaderFactory.createXMLReader();
 		ContentHandler handler = new SheetHandler(sst);
 		parser.setContentHandler(handler);
 		return parser;
 	}
 
-	/** 
-	 * See org.xml.sax.helpers.DefaultHandler javadocs 
+	/**
+	 * See org.xml.sax.helpers.DefaultHandler javadocs
 	 */
 	private static class SheetHandler extends DefaultHandler {
 		private SharedStringsTable sst;
 		private String lastContents;
 		private boolean nextIsString;
-		
+		private boolean inlineStr;
+
 		private SheetHandler(SharedStringsTable sst) {
 			this.sst = sst;
 		}
-		
+
 		public void startElement(String uri, String localName, String name,
-				Attributes attributes) throws SAXException {
+								 Attributes attributes) throws SAXException {
 			// c => cell
 			if(name.equals("c")) {
 				// Print the cell reference
 				System.out.print(attributes.getValue("r") + " - ");
 				// Figure out if the value is an index in the SST
 				String cellType = attributes.getValue("t");
-				if(cellType != null && cellType.equals("s")) {
-					nextIsString = true;
-				} else {
-					nextIsString = false;
-				}
+				nextIsString = cellType != null && cellType.equals("s");
+				inlineStr = cellType != null && cellType.equals("inlineStr");
 			}
 			// Clear contents cache
 			lastContents = "";
 		}
-		
+
 		public void endElement(String uri, String localName, String name)
 				throws SAXException {
 			// Process the last contents as required.
@@ -119,12 +114,12 @@ public class FromHowTo {
 			if(nextIsString) {
 				int idx = Integer.parseInt(lastContents);
 				lastContents = new XSSFRichTextString(sst.getEntryAt(idx)).toString();
-            nextIsString = false;
+				nextIsString = false;
 			}
 
 			// v => contents of a cell
 			// Output after we've seen the string contents
-			if(name.equals("v")) {
+			if(name.equals("v") || (inlineStr && name.equals("c"))) {
 				System.out.println(lastContents);
 			}
 		}
@@ -133,7 +128,7 @@ public class FromHowTo {
 			lastContents += new String(ch, start, length);
 		}
 	}
-	
+
 	public static void main(String[] args) throws Exception {
 		FromHowTo howto = new FromHowTo();
 		howto.processFirstSheet(args[0]);