com.net2plan.utils

Class StringUtils

Object

com.net2plan.utils.StringUtils

public class StringUtils
extends Object

Provides extra functionality for String objects.

Since:

0.2.0

Author:

Pablo Pavon-Marino, Jose-Luis Izquierdo-Zaragoza

Constructor Summary

Constructors

Constructor and Description
StringUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static String	getLineSeparator() Returns the line separator.
static String	join(String[] array, String separator)
static String	mapToString(Map map, String keyValueSeparator, String entrySeparator) Outputs entries from a Map to a String
static String[]	split(String string, String separators)
static String[]	toArray(Collection list) Converts a collection (List, Set...) of objects to a String array.
static boolean[]	toBooleanArray(String[] array, boolean valueForNull) Converts a String array to a boolean array.
static double[]	toDoubleArray(String[] array) Converts a String array to a double array.
static double[]	toDoubleArray(String[] array, double valueForNull) Converts a String array to a double array.
static int[]	toIntArray(String[] array) Converts a String array to an int array.
static int[]	toIntArray(String[] array, int valueForNull) Converts a String array to an int array.
static List<String>	toList(String[] array) Converts from a String array to a list.

Methods inherited from class Object

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

Constructor Detail

StringUtils

public StringUtils()

Method Detail

getLineSeparator

public static String getLineSeparator()

Returns the line separator. Each operating system uses a different one (e.g. \r\n on Microsoft Windows, \n for Unix systems...).

Returns:

The line separator

Since:

0.2.0

join

public static String join(String[] array,
          String separator)

mapToString

public static String mapToString(Map map,
                 String keyValueSeparator,
                 String entrySeparator)

Outputs entries from a Map to a String

Parameters:

map - Input map

keyValueSeparator - Separator between keys and values

entrySeparator - Separator between key-value pairs

Returns:

String representing the map

Since:

0.2.0

split

public static String[] split(String string,
             String separators)

toArray

public static String[] toArray(Collection list)

Converts a collection (List, Set...) of objects to a String array. If objects are not instances of String, toString() will be used.

Parameters:

list - Input list

Returns:

int array

Since:

0.2.0

toBooleanArray

public static boolean[] toBooleanArray(String[] array,
                       boolean valueForNull)

Converts a String array to a boolean array.

Parameters:

array - Input array

valueForNull - Value for null positions

Returns:

New boolean array

Since:

0.2.0

toDoubleArray

public static double[] toDoubleArray(String[] array)

Converts a String array to a double array.

Parameters:

array - Input array

Returns:

New double array

Since:

0.2.0

toDoubleArray

public static double[] toDoubleArray(String[] array,
                     double valueForNull)

Converts a String array to a double array.

Parameters:

array - Input array

valueForNull - Value for null positions

Returns:

New double array

Since:

0.2.0

toIntArray

public static int[] toIntArray(String[] array)

Converts a String array to an int array.

Parameters:

array - Input array

Returns:

New int array

Since:

0.2.0

toIntArray

public static int[] toIntArray(String[] array,
               int valueForNull)

Converts a String array to an int array.

Parameters:

array - Input array

valueForNull - Value for null positions

Returns:

New int array

Since:

0.2.0

toList

public static List<String> toList(String[] array)

Converts from a String array to a list.

Parameters:

array - Input array

Returns:

A list of String objects

Since:

0.2.0