request.java

java上传文件工具非常实用 java上传文件工具非常实用

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi
// Source File Name:   Request.java

package com.westerasoft.util.jspsmart.upload ;



import java.util.Enumeration ;
import java.util.Hashtable ;

public class Request
{

     private Hashtable m_parameters ;

     private int m_counter ;

     Request()
     {
          m_parameters = new Hashtable() ;
          m_counter = 0 ;
     }


     protected void putParameter( String name , String value )
     {
          if ( name == null )
          {
               throw new IllegalArgumentException(
                       "The name of an element cannot be null." ) ;
          }
          if ( m_parameters.containsKey( name ) )
          {
               Hashtable values = ( Hashtable ) m_parameters.get( name ) ;
               values.put( new Integer( values.size() ) , value ) ;
          }
          else
          {
               Hashtable values = new Hashtable() ;
               values.put( new Integer( 0 ) , value ) ;
               m_parameters.put( name , values ) ;
               m_counter++ ;
          }
     }


     public String getParameter( String name )
     {
          if ( name == null )
          {
               throw new IllegalArgumentException(
                       "Form's name is invalid or does not exist (1305)." ) ;
          }
          Hashtable values = ( Hashtable ) m_parameters.get( name ) ;
          if ( values == null )
          {
               return null ;
          }
          else
          {
               return ( String ) values.get( new Integer( 0 ) ) ;
          }
     }


     public Enumeration getParameterNames()
     {
          return m_parameters.keys() ;
     }


     public String[] getParameterValues( String name )
     {
          if ( name == null )
          {
               throw new IllegalArgumentException(
                       "Form's name is invalid or does not exist (1305)." ) ;
          }
          Hashtable values = ( Hashtable ) m_parameters.get( name ) ;
          if ( values == null )
          {
               return null ;
          }
          String strValues[] = new String[values.size()] ;
          for ( int i = 0 ; i < values.size() ; i++ )
          {
               strValues[i] = ( String ) values.get( new Integer( i ) ) ;

          }
          return strValues ;
     }
}