com.ondelette.servlet.webforum
Class HTMLUtil

java.lang.Object
  |
  +--com.ondelette.servlet.webforum.HTMLUtil

public final class HTMLUtil

extends java.lang.Object

Useful HTML methods

Field Summary

static java.lang.String[]	mAllowedClosingHTML
static java.lang.String[]	mAllowedHTML These HTML tags can be opened but must be closed.
static java.lang.String[]	mSafeClosingHTML
static java.lang.String[]	mSafeHTML

Method Summary

static int	getNumberOfLines(java.lang.String s) Count the number of lines
protected static java.lang.String	givebackQuotes(java.lang.String str) Used inside tags to revert back from "
static void	main(java.lang.String[] args)
static java.lang.String	makeStringHTMLSafe(java.lang.String str) Make the string HTML safe, removes <,>, " and replace with HTML entities
static java.lang.String	readNextString(java.io.InputStreamReader in) Read a string and use <, > as separators.
static java.lang.String	readString(java.io.InputStreamReader in) Read a string and use <, > as separators.
static java.lang.String	recoverHTML(java.lang.String str) Recover string from HTML by converting HTML entities to chars (&< goes to < and &> goes to > and " goes to ") (Does that comment come out ok in HTML?) It will only allow some HTML tags by default.
static java.lang.String	recoverHTMLOld(java.lang.String str)
static java.lang.String	replaceLinesWithParagraphs(java.lang.String s) Replace \r\n or \n by <BR />

Methods inherited from class java.lang.Object

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

Field Detail

mAllowedHTML

public static java.lang.String[] mAllowedHTML

These HTML tags can be opened but must be closed. We don't expect browsers toString() do miracles. This will also block malicious users.

Since:

0.35

mAllowedClosingHTML

public static java.lang.String[] mAllowedClosingHTML

mSafeHTML

public static java.lang.String[] mSafeHTML

mSafeClosingHTML

public static java.lang.String[] mSafeClosingHTML

Method Detail

getNumberOfLines

public static int getNumberOfLines(java.lang.String s)

Count the number of lines

Parameters:

s -

Returns:

The numberOfLines value

Since:

0.30

readString

public static java.lang.String readString(java.io.InputStreamReader in)
                                   throws java.io.IOException

Read a string and use <, > as separators. This is actually used for XML parsing. This specific method keeps reading until it finds an actual string so that when applied to '<>>

Parameters:

in -

Returns:

Throws:

java.io.IOException

Since:

0.30

readNextString

public static java.lang.String readNextString(java.io.InputStreamReader in)
                                       throws java.io.IOException

Read a string and use <, > as separators. This is actually used for XML parsing. This specific method returns the first string it finds so that when applied to '<>>

Parameters:

in -

Returns:

Throws:

java.io.IOException

Since:

0.35

replaceLinesWithParagraphs

public static java.lang.String replaceLinesWithParagraphs(java.lang.String s)

Replace \r\n or \n by <BR />

Parameters:

s -

Returns:

Since:

0.30

makeStringHTMLSafe

public static java.lang.String makeStringHTMLSafe(java.lang.String str)

Make the string HTML safe, removes <,>, " and replace with HTML entities

Parameters:

str -

Returns:

Since:

0.30

recoverHTMLOld

public static java.lang.String recoverHTMLOld(java.lang.String str)

recoverHTML

public static java.lang.String recoverHTML(java.lang.String str)

Recover string from HTML by converting HTML entities to chars (&< goes to < and &> goes to > and " goes to ") (Does that comment come out ok in HTML?) It will only allow some HTML tags by default. Can be extended.

Parameters:

str -

Returns:

Since:

0.30

givebackQuotes

protected static java.lang.String givebackQuotes(java.lang.String str)

Used inside tags to revert back from "

Parameters:

str -

Returns:

Since:

0.35

main

public static void main(java.lang.String[] args)