Prentice Hall and Sun Microsystems. Personal use only; do not redistribute.
A.17 Using Applets As Servlet Front Ends
547
File Upload Controls
  Usual form:
 (no end tag)
  Attributes: 
NAME
 (required), 
VALUE
 (ignored), 
SIZE
, 
MAXLENGTH
, 
ACCEPT
, 
ONCHANGE
, 
ONSELECT
, 
ONFOCUS
, 
ONBLUR
 (nonstandard)
  Use an 
ENCTYPE
 of 
multipart/form data
 in the 
FORM
 declaration.
Server Side Image Maps
  Usual form:
 (no end tag)
  Attributes: 
NAME
 (required), 
SRC
, 
ALIGN
  You can also provide an 
ISMAP
 attribute to a standard 
IMG
 element that 
is inside an 
 element.
Hidden Fields
  Usual form:
 (no end tag)
  Attributes: 
NAME
 (required), 
VALUE
Internet Explorer Features
  FIELDSET (with LEGEND): groups controls
  TABINDEX: controls tabbing order
  Both capabilities are part of HTML 4.0 spec; neither is supported by 
Netscape 4.
A.17 Using Applets As Servlet Front Ends
Sending Data with GET and Displaying the 
Resultant Page
String someData =
name1 + "=" + URLEncoder.encode(val1) + "&" +
name2 + "=" + URLEncoder.encode(val2) + "&" +
...
nameN + "=" + URLEncoder.encode(valN);
try {
URL programURL = new URL(baseURL + "?" + someData);
getAppletContext().showDocument(programURL);
} catch(MalformedURLException mue) { ... }
Second edition of this book: www.coreservlets.com; Sequel: www.moreservlets.com.
Servlet and JSP training courses by book's author: courses.coreservlets.com.






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