com.simiacryptus.util

Class Util

java.lang.Object

com.simiacryptus.util.Util

public class Util
extends Object

The type Util.

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	AUTO_BROWSE The constant AUTO_BROWSE.
static ThreadLocal<Random>	R The constant R.

Constructor Summary

Constructors

Constructor and Description
Util()

Method Summary

Modifier and Type	Method and Description
static void	add(DoubleSupplier f, double[] data) Add.
static Stream<byte[]>	binaryStream(String path, String name, int skip, int recordSize) Binary stream stream.
static void	browse(URI uri) Browse.
static <F,T> Function<F,T>	cache(Function<F,T> inner) Cache function.
static File	cacheFile(String url, String file) Cache file file.
static File	cacheFile(URI url) Cache file file.
static InputStream	cacheLocal(String file, Supplier<InputStream> fn) Cache local input stream.
static InputStream	cacheLocal(String file, URI url) Cache input stream.
static InputStream	cacheStream(String url, String file) Cache input stream.
static InputStream	cacheStream(URI url) Cache input stream.
static CharSequence[]	currentStack() Current stack string [ ].
static TemporalUnit	cvt(TimeUnit units) Cvt temporal unit.
static String	dateStr(String formatStr) Date str string.
static InputStream	get(String url) Get input stream.
static CharSequence	getCaller() Gets caller.
static <T> T	getLast(Stream<T> stream) Gets last.
static StackTraceElement[]	getStackTrace() Get stack trace stack trace element [ ].
static StackTraceElement[]	getStackTrace(int skip) Get stack trace stack trace element [ ].
static Supplier<InputStream>	getStreamSupplier(URI url) Gets stream supplier.
static void	layout(Component c) Layout.
static BufferedImage	maximumSize(BufferedImage image, int width) Resize buffered png.
static String	mkString(CharSequence separator, CharSequence... strs) Mk string string.
static String	pathTo(File from, File to) Path to string.
static Path	pathToFile(File baseFile, File file) Path to run file path.
static byte[]	read(DataInputStream i, int s) Read byte [ ].
static void	report(CharSequence... fragments) Report.
static void	report(Stream<CharSequence> fragments) Report.
static void	runAllParallel(Runnable... runnables) Run all.
static void	runAllSerial(Runnable... runnables) Run all serial.
static void	sleep(int i) Sleep.
static String	stripPrefix(String str, String prefix) Strip prefix string.
static BufferedImage	toImage(Component component) To png buffered png.
static CharSequence	toInlineImage(BufferedImage img, String alt) To inline png string.
static CharSequence	toInlineImage(LabeledObject<BufferedImage> img) To inline png string.
static <T> Stream<T>	toIterator(Iterator<T> iterator) To iterator stream.
static <T> Stream<T>	toStream(Iterator<T> iterator) To stream stream.
static <T> Stream<T>	toStream(Iterator<T> iterator, int size) To stream stream.
static <T> Stream<T>	toStream(Iterator<T> iterator, int size, boolean parallel) To stream stream.
static String	toString(Consumer<PrintStream> fn) To string string.
static String	toString(Path path) To string string.
static String	toString(StackTraceElement[] stack) To string string.
static String	toString(StackTraceElement[] stack, CharSequence delimiter) To string string.
static UUID	uuid() Uuid uuid.

Methods inherited from class java.lang.Object

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

Field Detail

R

public static final ThreadLocal<Random> R

The constant R.

AUTO_BROWSE

public static boolean AUTO_BROWSE

The constant AUTO_BROWSE.

Constructor Detail

Util

public Util()

Method Detail

browse

public static void browse(URI uri)
                   throws IOException

Browse.

Parameters:

uri - the uri

Throws:

IOException - the io exception

add

public static void add(@Nonnull
                       DoubleSupplier f,
                       @Nonnull
                       double[] data)

Add.

Parameters:

f - the f

data - the data

binaryStream

public static Stream<byte[]> binaryStream(String path,
                                          @Nonnull
                                          String name,
                                          int skip,
                                          int recordSize)
                                   throws IOException

Binary stream stream.

Parameters:

path - the path

name - the name

skip - the skip

recordSize - the record size

Returns:

the stream

Throws:

IOException - the io exception

cache

public static <F,T> Function<F,T> cache(@Nonnull
                                        Function<F,T> inner)

Cache function.

Type Parameters:

F - the type parameter

T - the type parameter

Parameters:

inner - the heapCopy

Returns:

the function

cacheLocal

public static InputStream cacheLocal(String file,
                                     URI url)
                              throws IOException

Cache input stream.

Parameters:

file - the file

url - the url

Returns:

the input stream

Throws:

IOException - the io exception

cacheLocal

public static InputStream cacheLocal(String file,
                                     Supplier<InputStream> fn)
                              throws FileNotFoundException

Cache local input stream.

Parameters:

file - the file

fn - the fn

Returns:

the input stream

Throws:

FileNotFoundException - the file not found exception

getStreamSupplier

public static Supplier<InputStream> getStreamSupplier(URI url)

Gets stream supplier.

Parameters:

url - the url

Returns:

the stream supplier

cacheStream

public static InputStream cacheStream(@Nonnull
                                      String url,
                                      @Nonnull
                                      String file)
                               throws IOException,
                                      NoSuchAlgorithmException,
                                      KeyManagementException

Cache input stream.

Parameters:

url - the url

file - the file

Returns:

the input stream

Throws:

IOException - the io exception

NoSuchAlgorithmException - the no such algorithm exception

KeyManagementException - the key management exception

cacheFile

public static File cacheFile(@Nonnull
                             String url,
                             @Nonnull
                             String file)
                      throws IOException,
                             NoSuchAlgorithmException,
                             KeyManagementException

Cache file file.

Parameters:

url - the url

file - the file

Returns:

the file

Throws:

IOException - the io exception

NoSuchAlgorithmException - the no such algorithm exception

KeyManagementException - the key management exception

get

public static InputStream get(@Nonnull
                              String url)
                       throws NoSuchAlgorithmException,
                              KeyManagementException,
                              IOException

Get input stream.

Parameters:

url - the url

Returns:

the input stream

Throws:

NoSuchAlgorithmException - the no such algorithm exception

KeyManagementException - the key management exception

IOException - the io exception

cacheStream

public static InputStream cacheStream(@Nonnull
                                      URI url)
                               throws IOException,
                                      NoSuchAlgorithmException,
                                      KeyManagementException

Cache input stream.

Parameters:

url - the url

Returns:

the input stream

Throws:

IOException - the io exception

NoSuchAlgorithmException - the no such algorithm exception

KeyManagementException - the key management exception

cacheFile

public static File cacheFile(@Nonnull
                             URI url)
                      throws IOException,
                             NoSuchAlgorithmException,
                             KeyManagementException

Cache file file.

Parameters:

url - the url

Returns:

the file

Throws:

IOException - the io exception

NoSuchAlgorithmException - the no such algorithm exception

KeyManagementException - the key management exception

currentStack

public static CharSequence[] currentStack()

Current stack string [ ].

Returns:

the string [ ]

cvt

@Nonnull
public static TemporalUnit cvt(@Nonnull
                                        TimeUnit units)

Cvt temporal unit.

Parameters:

units - the units

Returns:

the temporal unit

getLast

public static <T> T getLast(@Nonnull
                            Stream<T> stream)

Gets last.

Type Parameters:

T - the type parameter

Parameters:

stream - the stream

Returns:

the last

layout

public static void layout(@Nonnull
                          Component c)

Layout.

Parameters:

c - the c

mkString

public static String mkString(@Nonnull
                              CharSequence separator,
                              CharSequence... strs)

Mk string string.

Parameters:

separator - the separator

strs - the strs

Returns:

the string

pathTo

public static String pathTo(@Nonnull
                            File from,
                            @Nonnull
                            File to)

Path to string.

Parameters:

from - the from

to - the to

Returns:

the string

read

@Nonnull
public static byte[] read(@Nonnull
                                   DataInputStream i,
                                   int s)
                            throws IOException

Read byte [ ].

Parameters:

i - the

s - the s

Returns:

the byte [ ]

Throws:

IOException - the io exception

report

public static void report(@Nonnull
                          Stream<CharSequence> fragments)
                   throws IOException

Report.

Parameters:

fragments - the fragments

Throws:

IOException - the io exception

report

public static void report(CharSequence... fragments)
                   throws IOException

Report.

Parameters:

fragments - the fragments

Throws:

IOException - the io exception

maximumSize

@Nullable
public static BufferedImage maximumSize(@Nullable
                                                  BufferedImage image,
                                                  int width)

Resize buffered png.

Parameters:

image - the png

width - the width

Returns:

the buffered png

toImage

public static BufferedImage toImage(Component component)

To png buffered png.

Parameters:

component - the component

Returns:

the buffered png

toInlineImage

public static CharSequence toInlineImage(BufferedImage img,
                                         String alt)

To inline png string.

Parameters:

img - the img

alt - the alt

Returns:

the string

toInlineImage

public static CharSequence toInlineImage(@Nonnull
                                         LabeledObject<BufferedImage> img)

To inline png string.

Parameters:

img - the img

Returns:

the string

toIterator

public static <T> Stream<T> toIterator(@Nonnull
                                       Iterator<T> iterator)

To iterator stream.

Type Parameters:

T - the type parameter

Parameters:

iterator - the iterator

Returns:

the stream

toStream

public static <T> Stream<T> toStream(@Nonnull
                                     Iterator<T> iterator)

To stream stream.

Type Parameters:

T - the type parameter

Parameters:

iterator - the iterator

Returns:

the stream

toStream

public static <T> Stream<T> toStream(@Nonnull
                                     Iterator<T> iterator,
                                     int size)

To stream stream.

Type Parameters:

T - the type parameter

Parameters:

iterator - the iterator

size - the size

Returns:

the stream

toStream

public static <T> Stream<T> toStream(@Nonnull
                                     Iterator<T> iterator,
                                     int size,
                                     boolean parallel)

To stream stream.

Type Parameters:

T - the type parameter

Parameters:

iterator - the iterator

size - the size

parallel - the parallel

Returns:

the stream

uuid

public static UUID uuid()

Uuid uuid.

Returns:

the uuid

sleep

public static void sleep(int i)

Sleep.

Parameters:

i - the

dateStr

@Nonnull
public static String dateStr(String formatStr)

Date str string.

Parameters:

formatStr - the format str

Returns:

the string

stripPrefix

@Nonnull
public static String stripPrefix(String str,
                                          String prefix)

Strip prefix string.

Parameters:

str - the str

prefix - the prefix

Returns:

the string

pathToFile

public static Path pathToFile(File baseFile,
                              @Nonnull
                              File file)

Path to run file path.

Parameters:

baseFile - the base file

file - the file

Returns:

the path

toString

@Nonnull
public static String toString(Path path)

To string string.

Parameters:

path - the path

Returns:

the string

runAllParallel

public static void runAllParallel(@Nonnull
                                  Runnable... runnables)

Run all.

Parameters:

runnables - the runnables

runAllSerial

public static void runAllSerial(@Nonnull
                                Runnable... runnables)

Run all serial.

Parameters:

runnables - the runnables

toString

public static String toString(@Nonnull
                              Consumer<PrintStream> fn)

To string string.

Parameters:

fn - the fn

Returns:

the string

toString

public static String toString(StackTraceElement[] stack)

To string string.

Parameters:

stack - the stack

Returns:

the string

toString

public static String toString(StackTraceElement[] stack,
                              CharSequence delimiter)

To string string.

Parameters:

stack - the stack

delimiter - the delimiter

Returns:

the string

getStackTrace

public static StackTraceElement[] getStackTrace()

Get stack trace stack trace element [ ].

Returns:

the stack trace element [ ]

getStackTrace

public static StackTraceElement[] getStackTrace(int skip)

Get stack trace stack trace element [ ].

Parameters:

skip - the skip

Returns:

the stack trace element [ ]

getCaller

public static CharSequence getCaller()

Gets caller.

Returns:

the caller