org.apache.jena.atlas.lib

Class StrUtils

java.lang.Object

org.apache.jena.atlas.lib.StrUtils

public class StrUtils
extends Object

Some functions that act on strings

Field Summary

Fields

Modifier and Type	Field and Description
static int	CMP_EQUAL
static int	CMP_GREATER
static int	CMP_INDETERMINATE
static int	CMP_LESS
static int	CMP_UNEQUAL

Method Summary

Modifier and Type	Method and Description
static byte[]	asUTF8bytes(String s)
static String	chop(String x)
static boolean	contains(String str1, String str2) Does one string contain another string?
static String	decodeHex(String str, char marker) Decode a string using marked hex values e.g.
static String	encodeHex(String str, char marker, char[] escapees) Encode a string using hex values e.g.
static String	escapeString(String x)
static String	fromUTF8bytes(byte[] bytes)
static String	noNewlineEnding(String x)
static String	replace(String string, String target, String replacement)
static String[]	split(String s, String splitStr) Split but also trim whiespace.
static String	str(Object x)
static int	strCompare(String s1, String s2)
static int	strCompareIgnoreCase(String s1, String s2)
static String	strform(Map<String,String> subs, String... args)
static <X> String	strjoin(List<X> args, String sep) Concatentate stringified objects, using a separator.
static String	strjoinNL(List<String> args) strjoin with a newline as the separator
static String	strjoinNL(String... args) strjoin with a newline as the separator
static String	substitute(String str, Map<String,String> subs)
static List<Character>	toCharList(String str)
static String	unescapeString(String x)

Methods inherited from class java.lang.Object

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

Field Detail

CMP_GREATER

public static final int CMP_GREATER

See Also:

Constant Field Values

CMP_EQUAL

public static final int CMP_EQUAL

See Also:

Constant Field Values

CMP_LESS

public static final int CMP_LESS

See Also:

Constant Field Values

CMP_UNEQUAL

public static final int CMP_UNEQUAL

See Also:

Constant Field Values

CMP_INDETERMINATE

public static final int CMP_INDETERMINATE

See Also:

Constant Field Values

Method Detail

strjoinNL

public static String strjoinNL(String... args)

strjoin with a newline as the separator

strjoinNL

public static String strjoinNL(List<String> args)

strjoin with a newline as the separator

strjoin

public static <X> String strjoin(List<X> args,
                                 String sep)

Concatentate stringified objects, using a separator.

strCompare

public static int strCompare(String s1,
                             String s2)

strCompareIgnoreCase

public static int strCompareIgnoreCase(String s1,
                                       String s2)

asUTF8bytes

public static byte[] asUTF8bytes(String s)

fromUTF8bytes

public static String fromUTF8bytes(byte[] bytes)

str

public static String str(Object x)

Parameters:

x -

Returns:

<null> if x == null, otherwise, x.toString()

split

public static String[] split(String s,
                             String splitStr)

Split but also trim whiespace.

contains

public static final boolean contains(String str1,
                                     String str2)

Does one string contain another string?

Parameters:

str1 -

str2 -

Returns:

true if str1 contains str2

replace

public static final String replace(String string,
                                   String target,
                                   String replacement)

substitute

public static String substitute(String str,
                                Map<String,String> subs)

strform

public static String strform(Map<String,String> subs,
                             String... args)

chop

public static String chop(String x)

noNewlineEnding

public static String noNewlineEnding(String x)

toCharList

public static List<Character> toCharList(String str)

encodeHex

public static String encodeHex(String str,
                               char marker,
                               char[] escapees)

Encode a string using hex values e.g. %20

Parameters:

str - String to encode

marker - Marker character

escapees - Characters to encode (must include the marker)

Returns:

Encoded string (returns input object if no change)

decodeHex

public static String decodeHex(String str,
                               char marker)

Decode a string using marked hex values e.g. %20

Parameters:

str - String to decode : characters should be ASCII (<127)

marker - The marker character

Returns:

Decoded string (returns input object on no change)

escapeString

public static String escapeString(String x)

unescapeString

public static String unescapeString(String x)