dataheader.java

JSP源码-jspupload.zip

//Source file: D:/MyWork/com/jspupload/DataHeader.java

/////////////////////////////////////////////////////////////////////
// Author  : Sean B.C. Ryu (幅豪冕)
// E-Mail  : [e-mail]
// Date    : 2000.9.10
// Update  : 2000.9.20
// Version : 0.8
// Title   : JSP File Uploader
// Class   : DataHeader
// Update History :
//	MIME鸥涝阑 掘阑 锭, 霉 巩磊啊 狐瘤绰 滚弊 荐沥(2000.9.20)
//
// 捞 颇老篮 JSP File Uploader狼 老何 涝聪促.
// 夯 橇肺弊伐 傈眉俊 措茄 历累鼻篮 幅豪冕俊霸 乐嚼聪促.
// 捞 橇肺弊伐 肚绰 家胶狼 荤侩捞唱 硅器绰 磊蜡酚嚼聪促.
// 窍瘤父 公窜栏肺 函版窍角 荐 绰 绝嚼聪促.
// 窜 捞 橇肺弊伐阑 捞侩窍咯 傍何窍脚 饶, 犁累己窍绰 巴俊 措秦辑绰
// 包咯窍瘤 臼摆嚼聪促.
// 榴芭款 Java 傍何啊 登辨 瑚聪促.
////////////////////////////////////////////////////////////////////


package com.jspupload;


public class DataHeader 
{
   private boolean file = false;
   private String fieldName = null;
   private String fullPathName = null;
   private String fileName = null;
   private String fileExtension = null;
   private String contentType = null;
   private String contentDisposition = null;
   private String mimeType = null;
   private String mimeSubType = null;
   
   public DataHeader() 
   {
   }
   
   /**
   @roseuid 39C1BF690069
   */
   public DataHeader(String headerString) 
   {
    this.file = headerString.indexOf("filename") > 0;
    
    //Form Field狼 捞抚阑 掘绢柯促.
    int startPosition = headerString.indexOf("name=\"") + "name=\"".length();
    int endPosition = headerString.indexOf("\"", startPosition);
    if( (startPosition > 0) && (endPosition > 0) )
    {
        this.fieldName = headerString.substring(startPosition, endPosition);
    }
    
    if( isFile() )
    {
        // Upload瞪 颇老狼 Full Path 疙阑 掘绢柯促.
        startPosition = headerString.indexOf("filename=\"") + "filename=\"".length();
        endPosition = headerString.indexOf("\"", startPosition);
        if( (startPosition > 0) && (endPosition > 0) )
        {
            this.fullPathName = headerString.substring(startPosition, endPosition);
        }
        
        // Content 鸥涝阑 掘绢柯促.
        startPosition = headerString.indexOf("Content-Type: ") + "Content-Type: ".length();
        if( startPosition > 0 )
        {
            this.contentType = headerString.substring(startPosition);
        }
        
        // Content disposition阑 掘绢柯促.
        startPosition = headerString.indexOf("Content-Disposition: ") + "Content-Disposition: ".length();
        endPosition = headerString.indexOf(";", startPosition);
        this.contentDisposition = headerString.substring(startPosition, endPosition);
        
        // file 疙阑 掘绢柯促.
        if((startPosition = this.fullPathName.lastIndexOf(47)) > 0)
        {
            this.fileName = this.fullPathName.substring(startPosition + 1);
        }
        else if((startPosition = this.fullPathName.lastIndexOf(92)) > 0)
        {
            this.fileName = this.fullPathName.substring(startPosition + 1);
        }
        else 
        {
            this.fileName = this.fullPathName;
        }
        
        // file狼 犬厘磊甫 掘绰促.
        if((startPosition = this.fileName.lastIndexOf(46)) > 0 )
        {
            this.fileExtension = this.fileName.substring(startPosition+1);
        }
        else
        {
            this.fileExtension = "";
        }
        
        // MIME 鸥涝苞 MIME 辑宏 鸥涝阑 掘绰促.
        if((startPosition = this.contentType.indexOf("/")) > 0)
        {
            this.mimeType = this.contentType.substring(0,startPosition);
            this.mimeSubType = this.contentType.substring(startPosition+1);
        }
        else
        {
            this.mimeType = this.contentType;
            this.mimeSubType = this.contentType;
        }
    }
   }
   
   /**
   @roseuid 39C1BF8E0370
   */
   public boolean isFile() 
   {
    return this.file;
   }
   
   /**
   @roseuid 39C1BF9C0185
   */
   public String getFieldName() 
   {
    return this.fieldName;
   }
   
   /**
   @roseuid 39C1BFAB02C7
   */
   public String getFullPathName() 
   {
    return this.fullPathName;
   }
   
   /**
   @roseuid 39C1BFDB033E
   */
   public String getFileName() 
   {
    return this.fileName;
   }
   
   /**
   @roseuid 39C1BFE703BE
   */
   public String getFileExtension() 
   {
    return this.fileExtension;
   }
   
   /**
   @roseuid 39C1BFFB02AE
   */
   public String getContentType() 
   {
    return this.contentType;
   }
   
   /**
   @roseuid 39C1C00E02C0
   */
   public String getContentDisposition() 
   {
    return this.contentDisposition;
   }
   
   /**
   @roseuid 39C1C0280263
   */
   public String getMimeType() 
   {
    return this.mimeType;
   }
   
   /**
   @roseuid 39C1C0350121
   */
   public String getMimeSubType() 
   {
    return this.mimeSubType;
   }
}