org.apache.jackrabbit.oak.commons

Class StringUtils

java.lang.Object

org.apache.jackrabbit.oak.commons.StringUtils

public class StringUtils
extends java.lang.Object

Some string utility methods.

Method Summary

Modifier and Type	Method and Description
static @NotNull java.lang.String	convertBytesToHex(@NotNull byte[] value) Convert a byte array to a hex encoded string.
static @NotNull byte[]	convertHexToBytes(@NotNull java.lang.String s) Convert a hex encoded string to a byte array.
static int	estimateMemoryUsage(java.lang.String s) Estimates the memory usage of the given string.

Methods inherited from class java.lang.Object

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

Method Detail

convertBytesToHex

@NotNull
public static @NotNull java.lang.String convertBytesToHex(@NotNull
                                                                   @NotNull byte[] value)

Convert a byte array to a hex encoded string.

Parameters:

value - the byte array

Returns:

the hex encoded string

convertHexToBytes

@NotNull
public static @NotNull byte[] convertHexToBytes(@NotNull
                                                         @NotNull java.lang.String s)

Convert a hex encoded string to a byte array.

Parameters:

s - the hex encoded string

Returns:

the byte array

estimateMemoryUsage

public static int estimateMemoryUsage(java.lang.String s)

Estimates the memory usage of the given string.

Parameters:

s - the string to estimate.

Returns:

the estimated memory usage.