com.github.loicoudot.java4cpp

Class Utils

java.lang.Object

com.github.loicoudot.java4cpp.Utils

public final class Utils
extends Object

Constructor Summary

Constructors

Constructor and Description
Utils()

Method Summary

Methods

Modifier and Type	Method and Description
static InputStream	getFileOrResource(String name) Looks for a file in the file system path named name, if none exist looks for a resource named name inside the current class path.
static boolean	isNullOrEmpty(String string) Returns true if the given string is null or is the empty string.
static <E> ArrayList<E>	newArrayList() Creates a mutable, empty ArrayList instance.
static <K,V> HashMap<K,V>	newHashMap() Creates a mutable, empty HashMap instance.
static <K,V> HashMap<K,V>	newHashMap(K key, V value) Creates a mutable, HashMap instance with one entry.
static <E> HashSet<E>	newHashSet() Creates a mutable, empty HashSet instance.

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

newArrayList

public static <E> ArrayList<E> newArrayList()

Creates a mutable, empty ArrayList instance.

Returns:

a new, empty ArrayList

newHashMap

public static <K,V> HashMap<K,V> newHashMap()

Creates a mutable, empty HashMap instance.

Returns:

a new, empty HashMap

newHashMap

public static <K,V> HashMap<K,V> newHashMap(K key,
                            V value)

Creates a mutable, HashMap instance with one entry.

Returns:

a new HashMap

newHashSet

public static <E> HashSet<E> newHashSet()

Creates a mutable, empty HashSet instance.

Returns:

a new, empty HashSet

isNullOrEmpty

public static boolean isNullOrEmpty(String string)

Returns true if the given string is null or is the empty string.

Parameters:

string - a string reference to check

Returns:

true if the string is null or is the empty string

getFileOrResource

public static InputStream getFileOrResource(String name)
                                     throws IOException

Looks for a file in the file system path named name, if none exist looks for a resource named name inside the current class path.

Parameters:

name - a file or a resource name to find

Returns:

the corresponding InputStream

Throws:

IOException