Package org.basex.query.util.pkg

Class ModuleLoader

java.lang.Object

org.basex.query.util.pkg.ModuleLoader

public final class ModuleLoader
extends Object

Module loader.

Author:

BaseX Team 2005-21, BSD License, Christian Gruen

Constructor Summary

Constructors

Constructor	Description
ModuleLoader(Context context)	Constructor.

Method Summary

Modifier and Type	Method	Description
boolean	addImport(String uri, QueryParser qp, InputInfo ii)	Adds a package from the repository or a Java class.
void	close()	Closes opened jar files, and calls close method of QueryModule instances implementing QueryResource.
Class<?>	findClass(String name)	Returns a reference to the specified class.
Object	findModule(String clz)	Returns an instance of the specified Java module class.

Methods inherited from class java.lang.Object

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

Constructor Details

ModuleLoader

public ModuleLoader(Context context)

Constructor.

Parameters:

context - database context

Method Details

close

public void close()

Closes opened jar files, and calls close method of QueryModule instances implementing QueryResource.

addImport

public boolean addImport(String uri,
 QueryParser qp,
 InputInfo ii)
                  throws QueryException

Adds a package from the repository or a Java class.

Parameters:

uri - module uri

qp - query parser

ii - input info

Returns:

if the package has been found

Throws:

QueryException - query exception

findClass

public Class<?> findClass(String name)
                   throws ClassNotFoundException

Returns a reference to the specified class.

Parameters:

name - fully classified class name

Returns:

found class

Throws:

ClassNotFoundException - class not found exception

findModule

public Object findModule(String clz)

Returns an instance of the specified Java module class.

Parameters:

clz - class to be found

Returns:

instance or null