eclipse/rap/org.eclipse.rwt.widgets.upload/src/org/eclipse/rwt/widgets/upload/servlet/FileUploadStorageItem.java

   1 /*******************************************************************************
   2  * Copyright (c) 2002-2006 Innoopract Informationssysteme GmbH.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     Innoopract Informationssysteme GmbH - initial API and implementation
  10  ******************************************************************************/
  11
  12 package org.eclipse.rwt.widgets.upload.servlet;
  13
  14 import java.io.InputStream;
  15
  16
  17 /**
  18  * This Pojo is used to store a file reference and a progress listener.
  19  * It is used for communication between service handler and rap application.
  20  * Due to the asynchronous nature of ServiceHandler-requests and access from
  21  * the UIThread to instances of this class, all members are access
  22  * synchronized.
  23  *
  24  * @author stefan.roeck
  25  */
  26 public class FileUploadStorageItem {
  27   private InputStream fileInputStream;
  28   private String contentType;
  29   private String uploadProcessId;
  30   private long bytesRead;
  31   private long contentLength;
  32   private Exception exception;
  33
  34
  35   public FileUploadStorageItem() {
  36     reset();
  37   }
  38
  39   public synchronized InputStream getFileInputStream() {
  40     return this.fileInputStream;
  41   }
  42
  43   public synchronized void setFileInputStream( final InputStream fileInputStream ) {
  44     this.fileInputStream = fileInputStream;
  45   }
  46
  47   public synchronized void setContentType( final String contentType ) {
  48     this.contentType = contentType;
  49   }
  50
  51   public synchronized String getContentType() {
  52     return this.contentType;
  53   }
  54
  55   public synchronized void setUploadProcessId( final String uploadProcessId ) {
  56     this.uploadProcessId = uploadProcessId;
  57   }
  58
  59   public synchronized String getUploadProcessId() {
  60     return this.uploadProcessId;
  61   }
  62
  63   public synchronized void updateProgress(final long bytesRead, final long contentLength) {
  64     this.bytesRead = bytesRead;
  65     this.contentLength = contentLength;
  66   }
  67
  68   public synchronized long getBytesRead() {
  69     return bytesRead;
  70   }
  71
  72   public synchronized long getContentLength() {
  73     return contentLength;
  74   }
  75
  76   public synchronized void reset() {
  77     contentLength = -1;
  78     bytesRead = -1;
  79     contentType = null;
  80     fileInputStream = null;
  81     exception = null;
  82   }
  83
  84   public synchronized void setException( Exception e ) {
  85     this.exception = e;
  86   }
  87
  88   public synchronized Exception getException() {
  89     return exception;
  90   }
  91 }