eclipse/runtime/org.argeo.eclipse.ui.rap/src/main/java/org/argeo/eclipse/ui/specific/ImportFileSystemWizardPage.java

   1 package org.argeo.eclipse.ui.specific;
   2
   3 import java.io.InputStream;
   4
   5 import org.apache.commons.logging.Log;
   6 import org.apache.commons.logging.LogFactory;
   7 import org.argeo.ArgeoException;
   8 import org.eclipse.jface.dialogs.MessageDialog;
   9 import org.eclipse.jface.wizard.WizardPage;
  10 import org.eclipse.rwt.widgets.Upload;
  11 import org.eclipse.rwt.widgets.UploadAdapter;
  12 import org.eclipse.rwt.widgets.UploadEvent;
  13 import org.eclipse.rwt.widgets.UploadItem;
  14 import org.eclipse.swt.SWT;
  15 import org.eclipse.swt.layout.GridData;
  16 import org.eclipse.swt.layout.GridLayout;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.swt.widgets.Display;
  19 import org.eclipse.swt.widgets.Label;
  20
  21 public class ImportFileSystemWizardPage extends WizardPage {
  22         private Log log = LogFactory.getLog(ImportFileSystemWizardPage.class);
  23
  24         private Upload uploadFile;
  25
  26         public ImportFileSystemWizardPage() {
  27                 super("Import from file system");
  28                 setDescription("Import files from the local file system into the JCR repository");
  29         }
  30
  31         public void createControl(Composite parent) {
  32
  33                 Composite composite = new Composite(parent, SWT.NONE);
  34                 composite.setLayout(new GridLayout(2, false));
  35                 composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
  36
  37                 new Label(composite, SWT.NONE).setText("Pick up a file");
  38
  39                 uploadFile = new Upload(composite, SWT.BORDER);
  40                 uploadFile.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
  41                 uploadFile.setBrowseButtonText("Open...");
  42                 uploadFile.addUploadListener(new UploadManager(uploadFile));
  43
  44                 setControl(composite);
  45         }
  46
  47         public String getObjectPath() {
  48                 // NOTE Returns the full file name of the last uploaded file including
  49                 // the file path as selected by the user on his local machine.
  50                 // The full path including the directory and file drive are only
  51                 // returned, if the browser supports reading this properties. In Firefox
  52                 // 3, only the filename is returned.
  53                 return uploadFile.getPath();
  54         }
  55
  56         public String getObjectName() {
  57                 return uploadFile.getUploadItem().getFileName();
  58         }
  59
  60         public String getObjectType() {
  61                 return "nt:file";
  62         }
  63
  64         public void performFinish() {
  65                 boolean success = uploadFile.performUpload();
  66                 if (!success)
  67                         throw new ArgeoException("Cannot upload file named "
  68                                         + uploadFile.getPath());
  69         }
  70
  71         protected void handleUploadFinished(final Upload upload) {
  72                 if (log.isTraceEnabled()) {
  73                         UploadItem uploadItem = upload.getUploadItem();
  74                         log.trace("filename     : " + uploadItem.getFileName());
  75                         log.trace("content-type : " + uploadItem.getContentType());
  76                 }
  77         }
  78
  79         public InputStream getFileInputStream() {
  80                 return uploadFile.getUploadItem().getFileInputStream();
  81         }
  82
  83         private class UploadManager extends UploadAdapter {
  84                 private Upload upload;
  85
  86                 public UploadManager(Upload upload) {
  87                         super();
  88                         this.upload = upload;
  89                 }
  90
  91                 public void uploadFinished(UploadEvent uploadEvent) {
  92                         handleUploadFinished(upload);
  93                 }
  94
  95                 public void uploadInProgress(UploadEvent uploadEvent) {
  96                 }
  97
  98                 public void uploadException(UploadEvent uploadEvent) {
  99                         Exception exc = uploadEvent.getUploadException();
 100                         if (exc != null) {
 101                                 MessageDialog.openError(Display.getCurrent().getActiveShell(),
 102                                                 "Error", exc.getMessage());
 103                         }
 104                 }
 105         }
 106 }