com.sapportals.wcm.util.html

Class HtmlTokenizer

java.lang.Object
  com.sapportals.wcm.WcmObject
      com.sapportals.wcm.util.html.HtmlTokenizer

public class HtmlTokenizer

extends WcmObject

HtmlTokenizer

Copyright (c) SAP AG 2001-2003

Field Summary

static int	TOKEN_COMMENT comment token
static int	TOKEN_EOF end of file
static int	TOKEN_TAG tag token
static int	TOKEN_TEXT text token

Fields inherited from class com.sapportals.wcm.WcmObject

ORDER_TYPE_MANUAL, ORDER_TYPE_NONE

Constructor Summary

HtmlTokenizer(InputStream in)
Create a new HtmlTokenizer InputStream is = ; HtmlTokenizer htmlTokenizer = new HtmlTokenizer(is); while (htmlTokenizer.next() !

Method Summary

String	getEncoding()
String	getToken() this method returns the current token as a String.
String	getTokenContent() this method returns raw content of last token, e.g. a tag without "<" and ">".
int	getTokenType()
int	next() Parse the input stream and returns the type of the next token. type is one of the TOKEN_ defines:
void	writeToStream(Writer pw) This method writes the inputstream from the current position to the PrintWriter without any further parsing.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TOKEN_EOF

public static final int TOKEN_EOF

end of file

See Also:

Constant Field Values

TOKEN_TEXT

public static final int TOKEN_TEXT

text token

See Also:

Constant Field Values

TOKEN_TAG

public static final int TOKEN_TAG

tag token

See Also:

Constant Field Values

TOKEN_COMMENT

public static final int TOKEN_COMMENT

comment token

See Also:

Constant Field Values

Constructor Detail

HtmlTokenizer

public HtmlTokenizer(InputStream in)

Create a new HtmlTokenizer

 InputStream is = ;
 HtmlTokenizer htmlTokenizer = new HtmlTokenizer(is);
 while (htmlTokenizer.next() != HtmlTokenizer.TOKEN_EOF) {
   int type = htmlTokenizer.getTokenType();
   if (type == HtmlTokenizer.TOKEN_TAG) {
     System.out.println("tag: " + htmlTokenizer.getToken());
   }
   else if (type == HtmlTokenizer.TOKEN_TEXT) {
     System.out.println("text: " + htmlTokenizer.getToken());
   }
   else if (type == HtmlTokenizer.TOKEN_COMMENT) {
     System.out.println("comment: " + htmlTokenizer.getToken());
   }
 

Parameters:

in - input stream

Method Detail

getEncoding

public String getEncoding()

Returns:

the encoding of the HTML page

getTokenType

public int getTokenType()

Returns:

the last token type. See TOKEN_ defines

getToken

public String getToken()

this method returns the current token as a String.

Returns:

token

getTokenContent

public String getTokenContent()

this method returns raw content of last token, e.g. a tag without "<" and ">".

Returns:

tokenContent

next

public int next()
         throws IOException

Parse the input stream and returns the type of the next token. type is one of the TOKEN_ defines:

Returns:

TBD: Description of the outgoing return value

Throws:

IOException - Exception raised in failure situation

writeToStream

public void writeToStream(Writer pw)
                   throws IOException

This method writes the inputstream from the current position to the PrintWriter without any further parsing.

Parameters:

pw - TBD: Description of the incoming method parameter

Throws:

IOException - Exception raised in failure situation