支持上传

src/main/java/org/sss/presentation/noui/controller/AbstractCommonController.java

 package org.sss.presentation.noui.controller;
 
-import java.io.ByteArrayOutputStream;
-import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import log.Log;
-import log.LogFactory;
-
-import org.apache.commons.fileupload.FileItemIterator;
-import org.apache.commons.fileupload.FileItemStream;
+import org.apache.commons.fileupload.FileItem;
+import org.apache.commons.fileupload.disk.DiskFileItemFactory;
 import org.apache.commons.fileupload.servlet.ServletFileUpload;
-import org.apache.commons.fileupload.util.Streams;
 import org.apache.commons.io.IOUtils;
 import org.sss.common.model.EventType;
 import org.sss.common.model.IBaseObject;
@@ -39,6 +34,11 @@ import org.sss.presentation.noui.util.NoUiPresentationUtil;
 import org.sss.presentation.noui.util.RedisUtil;
 import org.sss.presentation.noui.util.StringUtil;
 
+import com.google.gson.Gson;
+
+import log.Log;
+import log.LogFactory;
+
 public class AbstractCommonController {
 	protected static final Log log = LogFactory.getLog(AbstractCommonController.class);
 	protected static String ON_CLICK = "ON_CLICK";
@@ -53,25 +53,27 @@ public class AbstractCommonController {
 		NoUiContext context = null;
 		Result ret = null;
 		boolean isMultipart = false;
-		InputStream fileStream = null;
+		FileItem lastFileItem = null;
 		try {
 			isMultipart = ServletFileUpload.isMultipartContent(request);
 			if (isMultipart) {
 
-				ServletFileUpload upload = new ServletFileUpload();
+				ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
 				// Parse the request
-				FileItemIterator iter = upload.getItemIterator(request);
+				List<FileItem> items = upload.parseRequest(request);
+				Iterator<FileItem> iter = items.iterator();
+				
 				while (iter.hasNext()) {
-					FileItemStream item = iter.next();
-
+					FileItem item = iter.next();
 					// 普通表单域
 					if (item.isFormField()) {
 						String itemName = item.getFieldName();
-						String itemValue = Streams.asString(item.openStream());
+						String itemValue =item.getString();
 						// 给dataMap赋值
-						dataMap.put(itemName, itemValue);
+						Map<String,?> itemMap = new Gson().fromJson(itemValue, Map.class);
+						dataMap.put(itemName, itemMap);
 					} else { // 文件域
-						fileStream = item.openStream();
+						lastFileItem = item;
 					}
 				}
 
@@ -112,23 +114,15 @@ public class AbstractCommonController {
 						((IDatafield<?>) currentDataField).invokeCheckRules(context);
 					}
 				}
-			} else if (eventType.equals(ON_STREAM_UPLOAD)) {
+			} else if (eventType.equals(ON_STREAM_UPLOAD) && lastFileItem!=null) {
 				@SuppressWarnings("rawtypes")
 				IDatafield dataField = (IDatafield) baseObject(context, noUiRequest, alias);
 				IStream stream = (IStream) dataField.getValue();
-				ByteArrayOutputStream bos = new ByteArrayOutputStream();
-				byte[] data = new byte[1024];
-				int bytes = 0;
-				if (fileStream != null) {
-					while ((bytes = fileStream.read(data)) != -1) {
-						bos.write(data, 0, bytes);
-					}
-					IOUtils.write(bos.toByteArray(), stream.getOutputStream());
-					IOUtils.closeQuietly(bos);
-				}
+				stream.setName(lastFileItem.getName());
+				stream.setType(lastFileItem.getContentType());
+				IOUtils.copy(lastFileItem.getInputStream(), stream.getOutputStream(), 1024);				
 				// dataField.setValue(stream);
 				dataField.invokeEventRules(context, EventType.ON_STREAM_UPLOAD, null);
-				IOUtils.closeQuietly(fileStream);
 			} else if (eventType.equals(ON_STREAM_DOWNLOAD)) {
 				@SuppressWarnings("rawtypes")
 				IDatafield dataField = (IDatafield) baseObject(context, noUiRequest, alias);