REPORT-28589 html解析最后一行不应该全是空格

fine-itext/src/com/fr/third/v2/lowagie/text/html/simpleparser/HTMLWorker.java

@@ -171,6 +171,7 @@ public class HTMLWorker implements SimpleXMLDocHandler, DocListener {
 		worker.setInterfaceProps(interfaceProps);
 		worker.objectList = new ArrayList();
 		worker.parse(reader);
+
 		return worker.objectList;
 	}
 
@@ -178,7 +179,7 @@ public class HTMLWorker implements SimpleXMLDocHandler, DocListener {
 		try {
 			for (int k = 0; k < stack.size(); ++k)
 				document.add((Element) stack.elementAt(k));
-			if (currentParagraph != null)
+			if (needAddLastParagraph())
 				document.add(currentParagraph);
 			currentParagraph = null;
 		} catch (Exception e) {
@@ -186,6 +187,18 @@ public class HTMLWorker implements SimpleXMLDocHandler, DocListener {
 		}
 	}
 
+    private boolean needAddLastParagraph() {
+        if (currentParagraph == null) {
+            return false;
+        }
+        ArrayList list = currentParagraph.getChunks();
+        if (!(list.size() == 1 && list.get(0) instanceof Chunk)) {
+            return true;
+        }
+        Chunk c = (Chunk) list.get(0);
+        return c.getImage() != null || c.getContent().trim().length() != 0;
+    }
+
 	public void startDocument() {
 		HashMap h = new HashMap();
 		style.applyStyle("body", h);