net.automatalib.commons.util.strings

Class StringUtil

java.lang.Object

net.automatalib.commons.util.strings.StringUtil

public abstract class StringUtil
extends Object

Misceallanous utility functions for Strings.

Author:

Malte Isberner

Method Summary

Modifier and Type	Method and Description
static void	appendArray(Appendable a, Object[] array, String sepString)
static void	appendArrayEnquoted(Appendable a, Object[] array, String sepString)
static void	appendIterable(Appendable a, Iterable<?> it, String sepString)
static void	appendIterableEnquoted(Appendable a, Iterable<?> it, String sepString)
static void	appendObject(Appendable a, Object obj)
static String	enquote(String s)
static void	enquote(String s, Appendable a)
static String	enquoteIfNecessary(String s)
static void	enquoteIfNecessary(String s, Appendable a)
static void	enquoteIfNecessary(String s, Appendable a, Pattern valid)
static void	enquoteIfNecessary(String s, Appendable a, Pattern valid, Pattern exception)
static String	enquoteIfNecessary(String s, Pattern p)
static String	escapeQuotes(String s) Escapes double quotes in a string.
static void	escapeQuotes(String s, Appendable a)
static Pattern	getIdentifierPattern()
static String	unescapeQuotes(String s) Unescapes escaped double quotes in a string, i.e.
static void	unescapeQuotes(String s, Appendable a)
static String	unquote(String s)
static void	unquote(String s, Appendable a)

Methods inherited from class java.lang.Object

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

Method Detail

getIdentifierPattern

public static Pattern getIdentifierPattern()

enquote

public static String enquote(String s)

enquote

public static void enquote(String s,
                           Appendable a)
                    throws IOException

Throws:

IOException

enquoteIfNecessary

public static String enquoteIfNecessary(String s)

enquoteIfNecessary

public static String enquoteIfNecessary(String s,
                                        Pattern p)

enquoteIfNecessary

public static void enquoteIfNecessary(String s,
                                      Appendable a)
                               throws IOException

Throws:

IOException

enquoteIfNecessary

public static void enquoteIfNecessary(String s,
                                      Appendable a,
                                      Pattern valid)
                               throws IOException

Throws:

IOException

enquoteIfNecessary

public static void enquoteIfNecessary(String s,
                                      Appendable a,
                                      Pattern valid,
                                      Pattern exception)
                               throws IOException

Throws:

IOException

unquote

public static String unquote(String s)

unquote

public static void unquote(String s,
                           Appendable a)
                    throws IOException

Throws:

IOException

unescapeQuotes

public static String unescapeQuotes(String s)

Unescapes escaped double quotes in a string, i.e. replaces \" by " and \\ by \.

Parameters:

s - the string in which to unescape double quotes.

Returns:

the unescaped string.

unescapeQuotes

public static void unescapeQuotes(String s,
                                  Appendable a)
                           throws IOException

Throws:

IOException

escapeQuotes

public static String escapeQuotes(String s)

Escapes double quotes in a string. Effectively, " is replaced by \" and \ is replaced by \\.

Parameters:

s - the string to escape.

Returns:

the escaped string.

escapeQuotes

public static void escapeQuotes(String s,
                                Appendable a)
                         throws IOException

Throws:

IOException

appendObject

public static void appendObject(Appendable a,
                                Object obj)
                         throws IOException

Throws:

IOException

appendArray

public static void appendArray(Appendable a,
                               Object[] array,
                               String sepString)
                        throws IOException

Throws:

IOException

appendArrayEnquoted

public static void appendArrayEnquoted(Appendable a,
                                       Object[] array,
                                       String sepString)
                                throws IOException

Throws:

IOException

appendIterable

public static void appendIterable(Appendable a,
                                  Iterable<?> it,
                                  String sepString)
                           throws IOException

Throws:

IOException

appendIterableEnquoted

public static void appendIterableEnquoted(Appendable a,
                                          Iterable<?> it,
                                          String sepString)
                                   throws IOException

Throws:

IOException