net.bytebuddy.dynamic

Class ClassFileLocator.ForFolder

java.lang.Object

net.bytebuddy.dynamic.ClassFileLocator.MultiReleaseAware

net.bytebuddy.dynamic.ClassFileLocator.ForFolder

All Implemented Interfaces:

Closeable, AutoCloseable, ClassFileLocator

Enclosing interface:

ClassFileLocator

@HashCodeAndEqualsPlugin.Enhance
public static class ClassFileLocator.ForFolder
extends ClassFileLocator.MultiReleaseAware

A class file locator that finds files from a standardized Java folder structure with folders donating packages and class files being saved as <classname>.class files within their package folder.

Nested Class Summary

Nested classes/interfaces inherited from interface net.bytebuddy.dynamic.ClassFileLocator

ClassFileLocator.Compound, ClassFileLocator.Filtering, ClassFileLocator.ForClassLoader, ClassFileLocator.ForFolder, ClassFileLocator.ForInstrumentation, ClassFileLocator.ForJarFile, ClassFileLocator.ForModule, ClassFileLocator.ForModuleFile, ClassFileLocator.ForUrl, ClassFileLocator.MultiReleaseAware, ClassFileLocator.NoOp, ClassFileLocator.PackageDiscriminating, ClassFileLocator.Resolution, ClassFileLocator.Simple

Field Summary

Fields inherited from class net.bytebuddy.dynamic.ClassFileLocator.MultiReleaseAware

NO_MULTI_RELEASE

Fields inherited from interface net.bytebuddy.dynamic.ClassFileLocator

CLASS_FILE_EXTENSION, META_INF_VERSIONS

Constructor Summary

Constructors

Modifier	Constructor and Description
	ForFolder(File folder) Creates a new class file locator for a folder structure of class files.
protected	ForFolder(int[] version, File folder) Creates a new class file locator for a folder structure of class files.

Method Summary

Modifier and Type	Method and Description
void	close()
protected byte[]	doLocate(String path) Resolves a possible multi-release entry, if it exists.
static ClassFileLocator	of(File folder, ClassFileVersion classFileVersion) Creates a new class file locator for a folder structure of class files.

Methods inherited from class net.bytebuddy.dynamic.ClassFileLocator.MultiReleaseAware

locate

Methods inherited from class java.lang.Object

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

Constructor Detail

ForFolder

public ForFolder(File folder)

Creates a new class file locator for a folder structure of class files.

Parameters:

folder - The base folder of the package structure.

ForFolder

protected ForFolder(int[] version,
                    File folder)

Creates a new class file locator for a folder structure of class files.

Parameters:

version - Contains the existing multi-release jar folders that are available for the current JVM version in decreasing order.

folder - The base folder of the package structure.

Method Detail

of

public static ClassFileLocator of(File folder,
                                  ClassFileVersion classFileVersion)
                           throws IOException

Creates a new class file locator for a folder structure of class files. The created locator considers the provided class file version when resolving class files and if multiple versions are available

Parameters:

folder - The base folder of the package structure.

classFileVersion - The class file version to consider for multi-release JAR files.

Returns:

An appropriate class file locator.

Throws:

IOException - If an I/O exception occurs.

doLocate

@MaybeNull
protected byte[] doLocate(String path)
                              throws IOException

Resolves a possible multi-release entry, if it exists.

Specified by:

doLocate in class ClassFileLocator.MultiReleaseAware

Parameters:

path - The path of the class file.

Returns:

The class file's binary representation or null if it does not exist.

Throws:

IOException - If an I/O exception occurs.

close

public void close()