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<form action="/smh/la/upload_file" method="POST" enctype="multipart/form-data">
文件<input type="file" name="file"/>
<input type="submit" value="提交">
</form>
/*jode*/
/***** DECOMPILATION REPORT *****
LOCATION: D:\likunming\workspace\MyJessMA\WebRoot\WEB-INF\lib\jessma-3.3.1.jar!org.jessma.mvc.ActionSupport
TOTAL TIME: 0 ms
CAUGHT EXCEPTIONS:
java.lang.NoClassDefFoundError: org.jessma.mvc.ActionSupport
at jode.bytecode.ClassInfo.loadInfo(ClassInfo.java:631)
at jode.decompiler.ClassAnalyzer.<init>(ClassAnalyzer.java:86)
at jode.decompiler.ClassAnalyzer.<init>(ClassAnalyzer.java:123)
at jode.decompiler.ClassAnalyzer.<init>(ClassAnalyzer.java:128)
at net.sourceforge.jode.JodeDecompiler.decompile(JodeDecompiler.java:72)
at net.sourceforge.jode.JodeSourceMapper.findSource(JodeSourceMapper.java:82)
at net.sourceforge.jode.JodeSourceMapper.findSource(JodeSourceMapper.java:65)
at net.sourceforge.jode.JodeClassFileEditor.doOpenBuffer(JodeClassFileEditor.java:104)
at net.sourceforge.jode.JodeClassFileEditor.init(JodeClassFileEditor.java:70)
at org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:828)
at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:647)
at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:465)
at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595)
at org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:289)
at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2945)
at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2850)
at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2842)
at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2793)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2789)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2773)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2764)
at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:368)
at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:174)
at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:249)
at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:228)
at org.eclipse.jdt.internal.ui.javaeditor.JavaElementHyperlink.open(JavaElementHyperlink.java:77)
at org.eclipse.jface.text.hyperlink.HyperlinkManager.mouseUp(HyperlinkManager.java:429)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:219)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4165)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3754)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2696)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:667)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
at org.eclipse.equinox.launcher.Main.main(Main.java:1386)
********************************/
@RequestMapping("/upload_file")
private @ResponseBody Map<String, Object> uploadFile(HttpServletRequest request, HttpServletResponse response) {
Map<String, Object> map = new HashMap<String, Object>();
//保存文件路径
String savePath="D:/likunming/lkm_file_temp";
//能上传的文件类型
String[] acceptTypes=new String[]{"jpg","png","bmp","gif"};
//一次上传最大10MB
long sizeMax=1024 * 1024 * 10;
//单个文件最大5MB
long fileSizeMax=1024 * 1024 * 5;
String cause;
try {
FileUploader fileUploader=new FileUploader(savePath, acceptTypes, sizeMax, fileSizeMax);
// 执行上传并获取操作结果
Result result = fileUploader.upload(request,response);
// 检查操作结果
if(result != FileUploader.Result.SUCCESS){
// 获取失败描述
cause = fileUploader.getCause().toString();
// 记录日志
LOGGER.error("upload file fail",fileUploader.getCause());
map.put("failure", true);
map.put("fail",cause);
return map;
}
// 通过非文件表单域创建 VO
//person = BeanHelper.createBean(Person.class, fu.getParamFields());
// 附件名称列表
List<String> photos = new ArrayList<String>();
/* 轮询文件表单域 */
Set<String> keys = fileUploader.getFileFields().keySet();
for(String key : keys){
FileInfo[] ffs = fileUploader.getFileFields().get(key);
for(FileInfo ff : ffs){
photos.add(String.format("[%s] %s%s%s", key, fileUploader.getSavePath(), File.separator, ff.getSaveFile().getName()));
}
}
// 设置 VO 的 photos 属性
//person.setPhotos(photos);
map.put("success", true);
} catch (Exception e) {
LOGGER.error("Exception {}", e);
}
return map;
}
result为success,问题就出在Set<String> keys = fileUploader.getFileFields().keySet();
这一句得到的一直是空的。
另说明整个3.3.1_all我只把其中
jessma-3.3.1.jar
jessma-ext-guice-3.3.1.jar
jessma-ext-rest-3.3.1.jar
jessma-ext-spring-3.3.1.jar
加入到了项目中。
-----------------------------------------------------------求解释。