net.kwfgrid.gwes.util
Class StringUtils

java.lang.Object
  net.kwfgrid.gwes.util.StringUtils

public class StringUtils
extends Object

Version:

$Id: StringUtils.java 1478 2011-02-10 14:49:57Z hoheisel $

Author:

Andreas Hoheisel (www.andreas-hoheisel.de)

Field Summary

static Pattern	PATTERN_PROBABILITY
static Pattern	PATTERN_SLASH_AND_COMMA
static Pattern	PATTERN_SPACES_AND_MORE

Constructor Summary

StringUtils()

Method Summary

static void	addXmlToStringBuffer(StringBuffer buffer, String elementName, int contents) Appends XML element to string buffer.
static void	addXmlToStringBuffer(StringBuffer buffer, String elementName, long contents) Appends XML element to string buffer.
static void	addXmlToStringBuffer(StringBuffer buffer, String elementName, String contents) Appends XML element to string buffer.
static String[][]	convertListListToStringArrayArray(List<List<String>> listlist) Convert a List<List<String>> into String[][]
static String	convertStreamToString(InputStream is)
static String	expandContextVariables(String edgeExpression) Replaces "$" by "/gwdl:data/" and leading "*" by "/gwdl:data/*" in edgeExpressions.
static String	extractFilteredCNFromDN(String userID) Extracts CN from DN and replaces chars that are not alphanumeric.
static String	extractStringFromXML(String xml, String elementname) Extract the text contents of an XML element, e.g., <name>Hugo</name> = Hugo
static String	filter(String message) Trim string and replace all string characters that are not within 0-9, a-z, A-Z by "-".
static double	getProbability(String str)
static String[]	splitSpacesAndMore(String str) Splits a string using as delimiter one ore more space-type characters (space, tab, etc.) or the characters "," and ";".
static String	stripNamespacePrefix(String str)
static String	stripOwl(String str) Replace URL edge expression ("http://host/dir/file#foo") with value after # ("foo").
static String	stripProbability(String str) Strip the probability substring from string.

Methods inherited from class java.lang.Object

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

Field Detail

PATTERN_PROBABILITY

public static final Pattern PATTERN_PROBABILITY

PATTERN_SPACES_AND_MORE

public static final Pattern PATTERN_SPACES_AND_MORE

PATTERN_SLASH_AND_COMMA

public static final Pattern PATTERN_SLASH_AND_COMMA

Constructor Detail

StringUtils

public StringUtils()

Method Detail

stripNamespacePrefix

public static String stripNamespacePrefix(String str)

expandContextVariables

public static String expandContextVariables(String edgeExpression)

Replaces "$" by "/gwdl:data/" and leading "*" by "/gwdl:data/*" in edgeExpressions. This method also trims the edge expression.

Parameters:

edgeExpression -

Returns:

stripOwl

public static String stripOwl(String str)

Replace URL edge expression ("http://host/dir/file#foo") with value after # ("foo").

Parameters:

str -

Returns:

the edge expression without owl part

getProbability

public static double getProbability(String str)

stripProbability

public static String stripProbability(String str)

Strip the probability substring from string. E.g.: "x{50.3%}" -> "x"

Parameters:

str -

Returns:

String without the probability substring.

extractStringFromXML

public static String extractStringFromXML(String xml,
                                          String elementname)

Extract the text contents of an XML element, e.g., <name>Hugo</name> = Hugo

Parameters:

xml - The XML

elementname - The element name.

Returns:

splitSpacesAndMore

public static String[] splitSpacesAndMore(String str)

Splits a string using as delimiter one ore more space-type characters (space, tab, etc.) or the characters "," and ";".

Parameters:

str - The string to split.

Returns:

array of string without the delimiters

filter

public static String filter(String message)

Trim string and replace all string characters that are not within 0-9, a-z, A-Z by "-".

Parameters:

message - The message string to be filtered

Returns:

The clean string only containing 0-9, a-z, A-Z.

extractFilteredCNFromDN

public static String extractFilteredCNFromDN(String userID)

Extracts CN from DN and replaces chars that are not alphanumeric. Supports the following DN formats: "CN=..., OU=..., OU=..., O=..., C=.." "/C=../O=.../OU=.../OU=.../CN=..."

Parameters:

userID - The user ID, e.g., a DN extracted from a certificate.

Returns:

The CN or the useID if no "CN=" is available.

addXmlToStringBuffer

public static void addXmlToStringBuffer(StringBuffer buffer,
                                        String elementName,
                                        String contents)

Appends XML element to string buffer. If contents is null or an empty String, this method does NOT append an empty element! "<elementName>contents</elementName>"

Parameters:

buffer - The String Buffer to append.

elementName - Name of the Element.

contents - The contents.

addXmlToStringBuffer

public static void addXmlToStringBuffer(StringBuffer buffer,
                                        String elementName,
                                        long contents)

Appends XML element to string buffer. If contents is less than zero, this method does NOT append an element! "<elementName>contents</elementName>"

Parameters:

buffer - The String Buffer to append.

elementName - Name of the Element.

contents - The contents.

addXmlToStringBuffer

public static void addXmlToStringBuffer(StringBuffer buffer,
                                        String elementName,
                                        int contents)

Appends XML element to string buffer. If contents is less than zero, this method does NOT append an element! "<elementName>contents</elementName>"

Parameters:

buffer - The String Buffer to append.

elementName - Name of the Element.

contents - The contents.

convertStreamToString

public static String convertStreamToString(InputStream is)
                                    throws IOException

Throws:

IOException

convertListListToStringArrayArray

public static String[][] convertListListToStringArrayArray(List<List<String>> listlist)

Convert a List<List<String>> into String[][]

Parameters:

listlist - The input list of list of Strings

Returns:

the corresponding String[][] object.