org.rapidoid.util

Class UTILS

java.lang.Object

org.rapidoid.util.UTILS

All Implemented Interfaces:

Constants

public class UTILS
extends Object
implements Constants

Field Summary

Fields inherited from interface org.rapidoid.util.Constants

AMP, ASTERISK, BYTE_0, COL, CR, CR_, CR_LF, CR_LF_CR_LF, EMPTY_ARRAY, EMPTY_STRING_ARRAY, EQ, F, LF, LF_, LF_LF, NOT_FOUND, SEMI_COL, SPACE, SPACE_, T, UTF_8

Method Summary

Modifier and Type	Method and Description
static void	append(StringBuilder sb, String separator, String value)
static <K,V> Map<K,V>	autoExpandingMap(Class<V> clazz)
static <K,V> Map<K,V>	autoExpandingMap(org.rapidoid.lambda.Mapper<K,V> valueFactory)
static void	benchmark(String name, int count, Runnable runnable)
static void	benchmarkComplete(String name, int count, long startTime)
static void	benchmarkMT(int threadsN, String name, int count, CountDownLatch outsideLatch, Runnable runnable)
static void	benchmarkMT(int threadsN, String name, int count, Runnable runnable)
static int	bytesToInt(String s)
static long	bytesToLong(String s)
static short	bytesToShort(String s)
static String	camelPhrase(String s)
static String	camelSplit(String s)
static <K,V> Map<K,V>	cast(Map<?,?> map)
static void	connect(String address, int port, org.rapidoid.lambda.F2<Void,BufferedReader,DataOutputStream> protocol)
static Object	decode(ByteBuffer buf)
static long	decodeLong(ByteBuffer buf)
static Object	deserialize(byte[] buf)
static Object	deserialize(ByteBuffer buf)
static void	encode(long value, ByteBuffer buf)
static void	encode(Object value, ByteBuffer buf)
static void	endMeasure()
static void	endMeasure(String info)
static String	fillIn(String template, String placeholder, String value)
static <T> void	filter(Collection<T> coll, org.rapidoid.lambda.Predicate<T> predicate)
static Object[]	flat(Object... arr)
static <T> int	flatInsertInto(List<T> dest, int index, Object item)
static String	getCpuMemStats()
static int	intFrom(byte a, byte b, byte c, byte d)
static boolean	isSpecialProperty(String name)
static void	joinThread(Thread thread)
static void	listen(int port, org.rapidoid.lambda.F2<Void,BufferedReader,DataOutputStream> protocol)
static void	listen(String hostname, int port, org.rapidoid.lambda.F2<Void,BufferedReader,DataOutputStream> protocol)
static <T> Map<String,T>	lowercase(Map<String,T> map)
static void	microHttpServer(String hostname, int port, org.rapidoid.lambda.F2<String,String,List<String>> handler)
static void	multiThreaded(int threadsN, org.rapidoid.lambda.Mapper<Integer,Void> executable)
static void	multiThreaded(int threadsN, Runnable executable)
static String	path(String... parts)
static String	replace(String s, String regex, org.rapidoid.lambda.Mapper<String[],String> replacer)
static Throwable	rootCause(Throwable e)
static <T extends Serializable> T	serializable(Object value)
static byte[]	serialize(Object value)
static void	serialize(Object value, ByteBuffer buf)
static short	shortFrom(byte a, byte b)
static void	sleep(long millis)
static String	stackTraceOf(Throwable e)
static void	startMeasure()
static String	urlDecode(String value)
static void	waitFor(Object obj)
static boolean	waitInterruption(long millis)
static <T,V extends T> List<T>	withoutNulls(V... values)

Methods inherited from class java.lang.Object

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

Method Detail

serialize

public static byte[] serialize(Object value)

deserialize

public static Object deserialize(byte[] buf)

serialize

public static void serialize(Object value,
                             ByteBuffer buf)

deserialize

public static Object deserialize(ByteBuffer buf)

encode

public static void encode(long value,
                          ByteBuffer buf)

encode

public static void encode(Object value,
                          ByteBuffer buf)

decodeLong

public static long decodeLong(ByteBuffer buf)

decode

public static Object decode(ByteBuffer buf)

stackTraceOf

public static String stackTraceOf(Throwable e)

connect

public static void connect(String address,
                           int port,
                           org.rapidoid.lambda.F2<Void,BufferedReader,DataOutputStream> protocol)

listen

public static void listen(int port,
                          org.rapidoid.lambda.F2<Void,BufferedReader,DataOutputStream> protocol)

listen

public static void listen(String hostname,
                          int port,
                          org.rapidoid.lambda.F2<Void,BufferedReader,DataOutputStream> protocol)

microHttpServer

public static void microHttpServer(String hostname,
                                   int port,
                                   org.rapidoid.lambda.F2<String,String,List<String>> handler)

filter

public static <T> void filter(Collection<T> coll,
                              org.rapidoid.lambda.Predicate<T> predicate)

bytesToShort

public static short bytesToShort(String s)

bytesToInt

public static int bytesToInt(String s)

bytesToLong

public static long bytesToLong(String s)

intFrom

public static int intFrom(byte a,
                          byte b,
                          byte c,
                          byte d)

shortFrom

public static short shortFrom(byte a,
                              byte b)

autoExpandingMap

public static <K,V> Map<K,V> autoExpandingMap(Class<V> clazz)

autoExpandingMap

public static <K,V> Map<K,V> autoExpandingMap(org.rapidoid.lambda.Mapper<K,V> valueFactory)

replace

public static String replace(String s,
                             String regex,
                             org.rapidoid.lambda.Mapper<String[],String> replacer)

waitInterruption

public static boolean waitInterruption(long millis)

waitFor

public static void waitFor(Object obj)

joinThread

public static void joinThread(Thread thread)

flat

public static Object[] flat(Object... arr)

flatInsertInto

public static <T> int flatInsertInto(List<T> dest,
                                     int index,
                                     Object item)

benchmark

public static void benchmark(String name,
                             int count,
                             Runnable runnable)

benchmarkComplete

public static void benchmarkComplete(String name,
                                     int count,
                                     long startTime)

benchmarkMT

public static void benchmarkMT(int threadsN,
                               String name,
                               int count,
                               CountDownLatch outsideLatch,
                               Runnable runnable)

benchmarkMT

public static void benchmarkMT(int threadsN,
                               String name,
                               int count,
                               Runnable runnable)

getCpuMemStats

public static String getCpuMemStats()

urlDecode

public static String urlDecode(String value)

startMeasure

public static void startMeasure()

endMeasure

public static void endMeasure()

endMeasure

public static void endMeasure(String info)

sleep

public static void sleep(long millis)

rootCause

public static Throwable rootCause(Throwable e)

fillIn

public static String fillIn(String template,
                            String placeholder,
                            String value)

camelSplit

public static String camelSplit(String s)

camelPhrase

public static String camelPhrase(String s)

withoutNulls

public static <T,V extends T> List<T> withoutNulls(V... values)

isSpecialProperty

public static boolean isSpecialProperty(String name)

lowercase

public static <T> Map<String,T> lowercase(Map<String,T> map)

multiThreaded

public static void multiThreaded(int threadsN,
                                 org.rapidoid.lambda.Mapper<Integer,Void> executable)

multiThreaded

public static void multiThreaded(int threadsN,
                                 Runnable executable)

path

public static String path(String... parts)

append

public static void append(StringBuilder sb,
                          String separator,
                          String value)

serializable

public static <T extends Serializable> T serializable(Object value)

cast

public static <K,V> Map<K,V> cast(Map<?,?> map)