优化下载

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

@@ -2,20 +2,14 @@ package org.sss.presentation.noui.controller;
 
 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.FileItem;
-import org.apache.commons.fileupload.disk.DiskFileItemFactory;
-import org.apache.commons.fileupload.servlet.ServletFileUpload;
 import org.apache.commons.io.IOUtils;
+import org.springframework.web.multipart.MultipartFile;
 import org.sss.common.model.EventType;
 import org.sss.common.model.IBaseObject;
 import org.sss.common.model.IDatafield;
@@ -37,7 +31,8 @@ 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);
@@ -49,38 +44,37 @@ public class AbstractCommonController {
 	protected static String ON_STREAM_DOWNLOAD = "ON_STREAM_DOWNLOAD";
 
 	@SuppressWarnings("unchecked")
-	public Object event(String mappingUrl, String eventType, Map<String, Object> dataMap, HttpServletRequest request, HttpServletResponse response) {
+	public Object event(String mappingUrl, String eventType,MultipartFile file, Map<String, Object> dataMap, HttpServletRequest request, HttpServletResponse response) {
 
 		NoUiContext context = null;
 		Result ret = null;
-		boolean isMultipart = false;
-		FileItem lastFileItem = null;
+
 		try {
-			isMultipart = ServletFileUpload.isMultipartContent(request);
-			if (isMultipart) {
-
-				ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
-				// Parse the request
-				List<FileItem> items = upload.parseRequest(request);
-				Iterator<FileItem> iter = items.iterator();
-
-				while (iter.hasNext()) {
-					FileItem item = iter.next();
-					// 普通表单域
-					if (item.isFormField()) {
-						String itemName = item.getFieldName();
-						String itemValue = item.getString();
-						log.info("文件表单 key:" + itemName + ",Value:" + itemValue);
-						// 给dataMap赋值
-						Map<String, ?> itemMap = new Gson().fromJson(itemValue, Map.class);
-						dataMap.put(itemName, itemMap);
-					} else { // 文件域
-						lastFileItem = item;
-					}
-				}
-			} else {
-				log.info("普通表单key-Value:" + dataMap);
-			}
+//			isMultipart = ServletFileUpload.isMultipartContent(request);
+//			if (isMultipart) {
+//
+//				ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
+//				// Parse the request
+//				List<FileItem> items = upload.parseRequest(request);
+//				Iterator<FileItem> iter = items.iterator();
+//
+//				while (iter.hasNext()) {
+//					FileItem item = iter.next();
+//					// 普通表单域
+//					if (item.isFormField()) {
+//						String itemName = item.getFieldName();
+//						String itemValue = item.getString();
+//						log.info("文件表单 key:" + itemName + ",Value:" + itemValue);
+//						// 给dataMap赋值
+//						Map<String, ?> itemMap = new Gson().fromJson(itemValue, Map.class);
+//						dataMap.put(itemName, itemMap);
+//					} else { // 文件域
+//						lastFileItem = item;
+//					}
+//				}
+//			} else {
+//				log.info("普通表单key-Value:" + dataMap);
+//			}
 			NoUiRequest noUiRequest = new NoUiRequest(request, mappingUrl, dataMap);
 			context = NoUiContextManager.createNoUiContext(noUiRequest);
 			Alias alias = new Alias(mappingUrl);
@@ -117,14 +111,14 @@ public class AbstractCommonController {
 						((IDatafield<?>) currentDataField).invokeCheckRules(context);
 					}
 				}
-			} else if (eventType.equals(ON_STREAM_UPLOAD) && lastFileItem != null) {
+			} else if (eventType.equals(ON_STREAM_UPLOAD) && file != null) {
 				@SuppressWarnings("rawtypes")
 				IDatafield dataField = (IDatafield) baseObject(context, noUiRequest, alias);
 				IStream stream = (IStream) dataField.getValue();
-				stream.setName(lastFileItem.getName());
-				stream.setType(lastFileItem.getContentType());
-				IOUtils.copy(lastFileItem.getInputStream(), stream.getOutputStream(), 1024);
-				// dataField.setValue(stream);
+				stream.setName(file.getName());
+				stream.setType(file.getContentType());
+				log.info("文件表单 key:" + file.getName() + ",size:" + file.getSize());
+				IOUtils.copy(file.getInputStream(), stream.getOutputStream(), 1024);
 				dataField.invokeEventRules(context, EventType.ON_STREAM_UPLOAD, null);
 			} else if (eventType.equals(ON_STREAM_DOWNLOAD)) {
 				@SuppressWarnings("rawtypes")

src/main/resources/spring-mvc.xml

@@ -26,6 +26,10 @@
 			<bean class="org.sss.presentation.noui.jwt.TokenInterceptor"></bean>
 		</mvc:interceptor>
 	</mvc:interceptors>
+	<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
+       <property name="maxUploadSize" value="200000" />
+       <property name="maxInMemorySize" value="200000" />
+	</bean> 
 
 	<!-- 配置自动扫描的包 -->
 	<context:component-scan base-package="org.sss.presentation.noui.controller"></context:component-scan>