Package com.fathzer.plugin.loader.classloader

Class ServiceClassNameBuilder

java.lang.Object

com.fathzer.plugin.loader.commons.AbstractServiceClassNameBuilder<ClassLoader>

com.fathzer.plugin.loader.classloader.ServiceClassNameBuilder

All Implemented Interfaces:

ClassNameBuilder<ClassLoader>

public class ServiceClassNameBuilder
extends AbstractServiceClassNameBuilder<ClassLoader>

A ClassNameBuilder that retrieves the class names from a ClassLoader in the same way as ServiceLoader.

Constructor Summary

Constructors

Constructor	Description
ServiceClassNameBuilder()	Constructor.

Method Summary

Modifier and Type	Method	Description
Set<String>	get(ClassLoader loader, Class<?> aClass)	Gets the class names of the plugin implementations.
void	setUrlFilter(Predicate<URL> urlFilter)	Sets a filter to narrow the search to some sources.

Methods inherited from class com.fathzer.plugin.loader.commons.AbstractServiceClassNameBuilder

getBufferedReader, getServiceFilePath, toClassNames

Methods inherited from class java.lang.Object

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

Constructor Details

ServiceClassNameBuilder

public ServiceClassNameBuilder()

Constructor.
By default, this instance scans all sources in the class loader.

See Also:

• setUrlFilter(Predicate)

Method Details

setUrlFilter

public void setUrlFilter(Predicate<URL> urlFilter)

Sets a filter to narrow the search to some sources.

Parameters:

urlFilter - A predicate. All URL sources that does not match this predicate will be exclude from the search.

get

public Set<String> get(ClassLoader loader,
 Class<?> aClass)
                throws IOException

Description copied from interface: ClassNameBuilder

Gets the class names of the plugin implementations.

Parameters:

loader - The jar that contains the plugin

aClass - The interface or abstract class implemented by the plugin.

Returns:

The class names of the plugin implementation (typically a list of argument of the loadClass method of a ClassLoader).

Throws:

IOException - if something went wrong