edu.northwestern.at.utils

Class SetUtils

java.lang.Object

edu.northwestern.at.utils.SetUtils

public class SetUtils
extends java.lang.Object

Set utilities.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SetUtils() Don't allow instantiation, do allow overrides.

Method Summary

Methods

Modifier and Type	Method and Description
static <T> void	addAll(java.util.Set<T> set, T[] t) Add array entries to a set.
static java.util.Set<java.lang.String>	loadIntoSet(java.util.Set<java.lang.String> set, java.net.URL setURL, java.lang.String encoding) Load string set from a URL.
static java.util.Set<java.lang.String>	loadSet(java.io.File setFile, java.lang.String encoding) Load string set from a file.
static java.util.Set<java.lang.String>	loadSet(java.lang.String setFileName, java.lang.String encoding) Load string set from a file name.
static java.util.Set<java.lang.String>	loadSet(java.net.URL setURL, java.lang.String encoding) Load string set from a URL.
static java.util.Set<java.lang.String>	loadSortedSet(java.io.File setFile, java.lang.String encoding) Load sorted string set from a file.
static java.util.Set<java.lang.String>	loadSortedSet(java.lang.String setFileName, java.lang.String encoding) Load sorted string set from a file name.
static java.util.Set<java.lang.String>	loadSortedSet(java.net.URL setURL, java.lang.String encoding) Load sorted string set from a URL.
static void	saveSet(java.util.Set<?> set, java.io.File setFile, java.lang.String encoding) Save set to a file.
static void	saveSet(java.util.Set<?> set, java.lang.String setFileName, java.lang.String encoding) Save set as string to a file name.
static void	saveSortedSet(java.util.Set<?> set, java.io.File setFile, java.lang.String encoding) Save sorted set to a file.
static void	saveSortedSet(java.util.Set<?> set, java.lang.String setFileName, java.lang.String encoding) Save sorted set to a file name.

Methods inherited from class java.lang.Object

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

Constructor Detail

SetUtils

protected SetUtils()

Don't allow instantiation, do allow overrides.

Method Detail

loadIntoSet

public static java.util.Set<java.lang.String> loadIntoSet(java.util.Set<java.lang.String> set,
                                          java.net.URL setURL,
                                          java.lang.String encoding)
                                                   throws java.io.IOException,
                                                          java.io.FileNotFoundException

Load string set from a URL.

Parameters:

set - Set into which to read data from URL.

setURL - URL for set file.

encoding - Character encoding for the file.

Returns:

Set with values read from URL.

Throws:

java.io.FileNotFoundException - If input URL does not exist.

java.io.IOException - If input URL cannot be opened.

loadSet

public static java.util.Set<java.lang.String> loadSet(java.net.URL setURL,
                                      java.lang.String encoding)
                                               throws java.io.IOException,
                                                      java.io.FileNotFoundException

Load string set from a URL.

Parameters:

setURL - URL for set file.

encoding - Character encoding for the file.

Returns:

Set with values read from URL.

Throws:

java.io.FileNotFoundException - If input file does not exist.

java.io.IOException - If input file cannot be opened.

loadSortedSet

public static java.util.Set<java.lang.String> loadSortedSet(java.net.URL setURL,
                                            java.lang.String encoding)
                                                     throws java.io.IOException,
                                                            java.io.FileNotFoundException

Load sorted string set from a URL.

Parameters:

setURL - URL for set file.

encoding - Character encoding for the file.

Returns:

Sorted set with values read from URL.

Throws:

java.io.FileNotFoundException - If input file does not exist.

java.io.IOException - If input file cannot be opened.

loadSet

public static java.util.Set<java.lang.String> loadSet(java.io.File setFile,
                                      java.lang.String encoding)
                                               throws java.io.IOException,
                                                      java.io.FileNotFoundException

Load string set from a file.

Parameters:

setFile - File from which to load set.

encoding - Character encoding for the file.

Returns:

Set with values read from file.

Throws:

java.io.FileNotFoundException - If input file does not exist.

java.io.IOException - If input file cannot be opened.

loadSortedSet

public static java.util.Set<java.lang.String> loadSortedSet(java.io.File setFile,
                                            java.lang.String encoding)
                                                     throws java.io.IOException,
                                                            java.io.FileNotFoundException

Load sorted string set from a file.

Parameters:

setFile - File from which to load set.

encoding - Character encoding for the file.

Returns:

Sorted set with values read from file.

Throws:

java.io.FileNotFoundException - If input file does not exist.

java.io.IOException - If input file cannot be opened.

loadSet

public static java.util.Set<java.lang.String> loadSet(java.lang.String setFileName,
                                      java.lang.String encoding)
                                               throws java.io.IOException,
                                                      java.io.FileNotFoundException

Load string set from a file name.

Parameters:

setFileName - File name from which to load set.

encoding - Character encoding for the file.

Returns:

Set with values read from file name.

Throws:

java.io.FileNotFoundException - If input file does not exist.

java.io.IOException - If input file cannot be opened.

loadSortedSet

public static java.util.Set<java.lang.String> loadSortedSet(java.lang.String setFileName,
                                            java.lang.String encoding)
                                                     throws java.io.IOException,
                                                            java.io.FileNotFoundException

Load sorted string set from a file name.

Parameters:

setFileName - File name from which to load set.

encoding - Character encoding for the file.

Returns:

Sorted set with values read from file name.

Throws:

java.io.FileNotFoundException - If input file does not exist.

java.io.IOException - If input file cannot be opened.

saveSet

public static void saveSet(java.util.Set<?> set,
           java.io.File setFile,
           java.lang.String encoding)
                    throws java.io.IOException,
                           java.io.FileNotFoundException

Save set to a file.

Parameters:

set - Set to save.

setFile - Output file name.

encoding - Character encoding for the file.

Throws:

java.io.IOException - If output file has error.

java.io.FileNotFoundException

saveSortedSet

public static void saveSortedSet(java.util.Set<?> set,
                 java.io.File setFile,
                 java.lang.String encoding)
                          throws java.io.IOException,
                                 java.io.FileNotFoundException

Save sorted set to a file.

Parameters:

set - Set to save. The entries are sorted in ascending order for output.

setFile - Output file name.

encoding - Character encoding for the file.

Throws:

java.io.IOException - If output file has error.

java.io.FileNotFoundException

saveSet

public static void saveSet(java.util.Set<?> set,
           java.lang.String setFileName,
           java.lang.String encoding)
                    throws java.io.IOException,
                           java.io.FileNotFoundException

Save set as string to a file name.

Parameters:

set - Set to save.

setFileName - Output file name.

encoding - Character encoding for the file.

Throws:

java.io.IOException - If output file has error.

java.io.FileNotFoundException

saveSortedSet

public static void saveSortedSet(java.util.Set<?> set,
                 java.lang.String setFileName,
                 java.lang.String encoding)
                          throws java.io.IOException,
                                 java.io.FileNotFoundException

Save sorted set to a file name.

Parameters:

set - Set to save.

setFileName - Output file name.

encoding - Character encoding for the file.

Throws:

java.io.IOException - If output file has error.

java.io.FileNotFoundException

addAll

public static <T> void addAll(java.util.Set<T> set,
              T[] t)
                   throws java.io.IOException,
                          java.io.FileNotFoundException

Add array entries to a set.

Parameters:

set - Set to which to add array entries.

t - Array whose entries are to be added.

Throws:

java.io.IOException

java.io.FileNotFoundException