org.fisco.bcos.sdk.v3.utils

类 StringUtils

java.lang.Object

org.fisco.bcos.sdk.v3.utils.StringUtils

public class StringUtils
extends java.lang.Object

String utility functions.

方法概要

限定符和类型	方法和说明
static char[]	asCharArray(byte[] bytes) Do a simple conversion of an array of 8 bit characters into a string.
static java.lang.String	capitaliseFirstLetter(java.lang.String string)
static java.lang.String	fromByteArray(byte[] bytes) Convert an array of 8 bit characters into a string.
static java.lang.String	fromUTF8ByteArray(byte[] bytes)
static boolean	isEmpty(java.lang.String s)
static java.lang.String	join(java.util.List<java.lang.String> src, java.lang.String delimiter)
static java.lang.String	joinAll(java.lang.String delimiter, java.util.List<java.lang.String> src)
static java.lang.String	joinAll(java.lang.String delimiter, java.lang.String[] src)
static java.lang.String	lowercaseFirstLetter(java.lang.String string)
static java.lang.String	repeat(char value, int n)
static java.lang.String[]	split(java.lang.String input, char delimiter)
static byte[]	toByteArray(char[] chars)
static byte[]	toByteArray(java.lang.String string)
static int	toByteArray(java.lang.String s, byte[] buf, int off)
static java.lang.String	toCsv(java.util.List<java.lang.String> src)
static java.lang.String	toLowerCase(java.lang.String string) A locale independent version of toLowerCase.
static java.lang.String	toUpperCase(java.lang.String string) A locale independent version of toUpperCase.
static byte[]	toUTF8ByteArray(char[] string)
static void	toUTF8ByteArray(char[] string, java.io.OutputStream sOut)
static byte[]	toUTF8ByteArray(java.lang.String string)
static java.lang.String	zeros(int n)

从类继承的方法 java.lang.Object

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

方法详细资料

toCsv

public static java.lang.String toCsv(java.util.List<java.lang.String> src)

join

public static java.lang.String join(java.util.List<java.lang.String> src,
                                    java.lang.String delimiter)

capitaliseFirstLetter

public static java.lang.String capitaliseFirstLetter(java.lang.String string)

lowercaseFirstLetter

public static java.lang.String lowercaseFirstLetter(java.lang.String string)

zeros

public static java.lang.String zeros(int n)

repeat

public static java.lang.String repeat(char value,
                                      int n)

isEmpty

public static boolean isEmpty(java.lang.String s)

fromUTF8ByteArray

public static java.lang.String fromUTF8ByteArray(byte[] bytes)

toUTF8ByteArray

public static byte[] toUTF8ByteArray(java.lang.String string)

toUTF8ByteArray

public static byte[] toUTF8ByteArray(char[] string)

toUTF8ByteArray

public static void toUTF8ByteArray(char[] string,
                                   java.io.OutputStream sOut)
                            throws java.io.IOException

抛出:

java.io.IOException

toUpperCase

public static java.lang.String toUpperCase(java.lang.String string)

A locale independent version of toUpperCase.

参数:

string - input to be converted

返回:

a US Ascii uppercase version

toLowerCase

public static java.lang.String toLowerCase(java.lang.String string)

A locale independent version of toLowerCase.

参数:

string - input to be converted

返回:

a US ASCII lowercase version

toByteArray

public static byte[] toByteArray(char[] chars)

toByteArray

public static byte[] toByteArray(java.lang.String string)

toByteArray

public static int toByteArray(java.lang.String s,
                              byte[] buf,
                              int off)

fromByteArray

public static java.lang.String fromByteArray(byte[] bytes)

Convert an array of 8 bit characters into a string.

参数:

bytes - 8 bit characters.

返回:

resulting String.

asCharArray

public static char[] asCharArray(byte[] bytes)

Do a simple conversion of an array of 8 bit characters into a string.

参数:

bytes - 8 bit characters.

返回:

resulting String.

split

public static java.lang.String[] split(java.lang.String input,
                                       char delimiter)

joinAll

public static java.lang.String joinAll(java.lang.String delimiter,
                                       java.lang.String[] src)

joinAll

public static java.lang.String joinAll(java.lang.String delimiter,
                                       java.util.List<java.lang.String> src)