nonapi.io.github.classgraph.utils

Class StringUtils

java.lang.Object

nonapi.io.github.classgraph.utils.StringUtils

public final class StringUtils
extends java.lang.Object

File utilities.

Method Summary

Modifier and Type	Method and Description
static void	join(java.lang.StringBuilder buf, java.lang.String addAtBeginning, java.lang.String sep, java.lang.String addAtEnd, java.lang.Iterable<?> iterable) A replacement for Java 8's String.join().
static java.lang.String	join(java.lang.String sep, java.lang.Iterable<?> iterable) A replacement for Java 8's String.join().
static java.lang.String	join(java.lang.String sep, java.lang.Object... items) A replacement for Java 8's String.join().
static java.lang.String	readString(byte[] arr, int startOffset, int numBytes, boolean replaceSlashWithDot, boolean stripLSemicolon) Reads the "modified UTF8" format defined in the Java classfile spec, optionally replacing '/' with '

Methods inherited from class java.lang.Object

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

Method Detail

readString

public static java.lang.String readString(byte[] arr,
                                          int startOffset,
                                          int numBytes,
                                          boolean replaceSlashWithDot,
                                          boolean stripLSemicolon)
                                   throws java.lang.IllegalArgumentException

Reads the "modified UTF8" format defined in the Java classfile spec, optionally replacing '/' with '.', and optionally removing the prefix "L" and the suffix ";".

Parameters:

arr - the array to read the string from

startOffset - The start offset of the string within the array.

numBytes - The number of bytes of the UTF8 encoding of the string.

replaceSlashWithDot - If true, replace '/' with '.'.

stripLSemicolon - If true, string final ';' character.

Returns:

The string.

Throws:

java.lang.IllegalArgumentException - If string could not be parsed.

join

public static void join(java.lang.StringBuilder buf,
                        java.lang.String addAtBeginning,
                        java.lang.String sep,
                        java.lang.String addAtEnd,
                        java.lang.Iterable<?> iterable)

A replacement for Java 8's String.join().

Parameters:

buf - The buffer to append to.

addAtBeginning - The token to add at the beginning of the string.

sep - The separator string.

addAtEnd - The token to add at the end of the string.

iterable - The Iterable to join.

join

public static java.lang.String join(java.lang.String sep,
                                    java.lang.Iterable<?> iterable)

A replacement for Java 8's String.join().

Parameters:

sep - The separator string.

iterable - The Iterable to join.

Returns:

The string representation of the joined elements.

join

public static java.lang.String join(java.lang.String sep,
                                    java.lang.Object... items)

A replacement for Java 8's String.join().

Parameters:

sep - The separator string.

items - The items to join.

Returns:

The string representation of the joined items.