Package i5.las2peer.tools

Class SimpleTools

java.lang.Object

i5.las2peer.tools.SimpleTools

public class SimpleTools
extends Object

Collection of simple tools not large enough to form a separate class.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	sRandomStringCharSet	set with available characters for random string generation via createRandomString(int)

Constructor Summary

Constructors

Constructor	Description
SimpleTools()

Method Summary

Modifier and Type	Method	Description
static String	byteToHexString(byte[] bytes)
static String	createRandomString(int length)	create a random string of the given length with the possible characters from sRandomStringCharSet
static int	getSystemDefinedPort()
static String	join(Iterable<?> objects, String glue)	a simple join method to concatenate String representations of the given objects
static String	join(Object[] objects, String glue)	a simple join method to concatenate String representations of the given objects
static long	longHash(String s)	Gets a long hash value from a given String
static String	repeat(Object o, int count)	repeat the string representation of the given object count times
static String	repeat(String string, int count)	repeat a String count times
static byte[]	toByteArray(InputStream is)

Methods inherited from class java.lang.Object

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

Field Details

sRandomStringCharSet

public static final String sRandomStringCharSet

set with available characters for random string generation via createRandomString(int)

See Also:

• Constant Field Values

Constructor Details

SimpleTools

public SimpleTools()

Method Details

longHash

public static long longHash(String s)

Gets a long hash value from a given String

Parameters:

s -

Returns:

Returns the hash as long number

createRandomString

public static String createRandomString(int length)

create a random string of the given length with the possible characters from sRandomStringCharSet

Parameters:

length -

Returns:

a random string

join

public static String join(Object[] objects,
 String glue)

a simple join method to concatenate String representations of the given objects

Parameters:

objects -

glue -

Returns:

join string

join

public static String join(Iterable<?> objects,
 String glue)

a simple join method to concatenate String representations of the given objects

Parameters:

objects -

glue -

Returns:

join string

repeat

public static String repeat(String string,
 int count)

repeat a String count times

Parameters:

string -

count -

Returns:

concatenated string

repeat

public static String repeat(Object o,
 int count)

repeat the string representation of the given object count times

Parameters:

o -

count -

Returns:

concatenated string

toByteArray

public static byte[] toByteArray(InputStream is)
                          throws IOException

Throws:

IOException

byteToHexString

public static String byteToHexString(byte[] bytes)

getSystemDefinedPort

public static int getSystemDefinedPort()