Class ExtensionStorage

java.lang.Object

org.pf4j.processor.ExtensionStorage

Direct Known Subclasses:

LegacyExtensionStorage, ServiceProviderExtensionStorage

public abstract class ExtensionStorage
extends Object

It's a storage (database) that persists Extensions. The standard operations supported by storage are read() and write(Map). The storage is populated by ExtensionAnnotationProcessor.

Field Summary

Fields

Modifier and Type	Field	Description
private static final Pattern	COMMENT
protected final ExtensionAnnotationProcessor	processor
private static final Pattern	WHITESPACE

Constructor Summary

Constructors

Constructor	Description
ExtensionStorage(ExtensionAnnotationProcessor processor)

Method Summary

Modifier and Type	Method	Description
protected void	error(String message, Object... args)	Helper method.
protected void	error(Element element, String message, Object... args)	Helper method.
protected Filer	getFiler()	Helper method.
protected void	info(String message, Object... args)	Helper method.
protected void	info(Element element, String message, Object... args)	Helper method.
abstract Map<String, Set<String>>	read()
static void	read(Reader reader, Set<String> entries)
abstract void	write(Map<String, Set<String>> extensions)

Methods inherited from class Object

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

Field Details

COMMENT

private static final Pattern COMMENT

WHITESPACE

private static final Pattern WHITESPACE

processor

protected final ExtensionAnnotationProcessor processor

Constructor Details

ExtensionStorage

public ExtensionStorage(ExtensionAnnotationProcessor processor)

Method Details

read

public abstract Map<String, Set<String>> read()

write

public abstract void write(Map<String, Set<String>> extensions)

getFiler

protected Filer getFiler()

Helper method.

error

protected void error(String message,
 Object... args)

Helper method.

error

protected void error(Element element,
 String message,
 Object... args)

Helper method.

info

protected void info(String message,
 Object... args)

Helper method.

info

protected void info(Element element,
 String message,
 Object... args)

Helper method.

read

public static void read(Reader reader,
 Set<String> entries)
                 throws IOException

Throws:

IOException