org.encog.bot
Class BotUtil

java.lang.Object
  org.encog.bot.BotUtil

public final class BotUtil
extends Object

Utility class for bots.

Author:

jheaton

Field Summary

static int

BUFFER_SIZE How much data to read at once.

Method Summary

static void	downloadPage(URL url, File file) Load the specified URL to a file.
static String	extract(String str, String token1, String token2, int index) This method is very useful for grabbing information from a HTML page.
static String	extractFromIndex(String str, String token1, String token2, int index, int occurence) This method is very useful for grabbing information from a HTML page.
static int	findOccurance(String search, String searchFor, int index) Find the specified occurrence of one string in another string.
static String	loadPage(InputStream is) Load load from the specified input stream.
static String	loadPage(URL url) Load the specified web page into a string.
static String	stripTags(String str) Strip any HTML or XML tags from the specified string.

Methods inherited from class java.lang.Object

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

Field Detail

BUFFER_SIZE

public static final int BUFFER_SIZE

How much data to read at once.

See Also:

Constant Field Values

Method Detail

downloadPage

public static void downloadPage(URL url,
                                File file)

Load the specified URL to a file.

Parameters:

url - The URL.

file - The file.

extract

public static String extract(String str,
                             String token1,
                             String token2,
                             int index)

This method is very useful for grabbing information from a HTML page.

Parameters:

str - The string to search.

token1 - The text, or tag, that comes before the desired text

token2 - The text, or tag, that comes after the desired text

index - Which occurrence of token1 to use, 1 for the first

Returns:

The contents of the URL that was downloaded.

extractFromIndex

public static String extractFromIndex(String str,
                                      String token1,
                                      String token2,
                                      int index,
                                      int occurence)

This method is very useful for grabbing information from a HTML page.

Parameters:

str - The string to search.

token1 - The text, or tag, that comes before the desired text

token2 - The text, or tag, that comes after the desired text

index - Index in the string to start searching from.

occurence - What occurrence.

Returns:

The contents of the URL that was downloaded.

findOccurance

public static int findOccurance(String search,
                                String searchFor,
                                int index)

Find the specified occurrence of one string in another string.

Parameters:

search - The string to search.

searchFor - What we are searching for.

index - The occurrence to find.

Returns:

The index of the specified string, or -1 if not found.

loadPage

public static String loadPage(InputStream is)

Load load from the specified input stream.

Parameters:

is - The input stream to load from.

Returns:

The data loaded from the specified input stream.

loadPage

public static String loadPage(URL url)

Load the specified web page into a string.

Parameters:

url - The url to load.

Returns:

The web page as a string.

stripTags

public static String stripTags(String str)

Strip any HTML or XML tags from the specified string.

Parameters:

str - The string to process.

Returns:

The string without tags.