org.apache.camel.spi
Interface ClassResolver

All Known Implementing Classes:

DefaultClassResolver

public interface ClassResolver

A class resolver for loading classes in a loosly coupled manner to cater for different platforms such as standalone, web container, j2ee container and OSGi platforms.

Method Summary

InputStream	loadResourceAsStream(String uri) Loads the given resource as a stream
Class	resolveClass(String name) Resolves the given class by its name
<T> Class<T>	resolveClass(String name, Class<T> type) Resolves the given class by its name
<T> Class<T>	resolveClass(String name, Class<T> type, ClassLoader loader) Resolves the given class by its name
Class	resolveClass(String name, ClassLoader loader) Resolves the given class by its name
Class	resolveMandatoryClass(String name) Resolves the given class by its name
<T> Class<T>	resolveMandatoryClass(String name, Class<T> type) Resolves the given class by its name
<T> Class<T>	resolveMandatoryClass(String name, Class<T> type, ClassLoader loader) Resolves the given class by its name
Class	resolveMandatoryClass(String name, ClassLoader loader) Resolves the given class by its name

Method Detail

resolveClass

Class resolveClass(String name)

Resolves the given class by its name

Parameters:

name - full qualified name of class

Returns:

the class if resolved, null if not found.

resolveClass

<T> Class<T> resolveClass(String name,
                          Class<T> type)

Resolves the given class by its name

Parameters:

name - full qualified name of class

type - the expected type of the class

Returns:

the class if resolved, null if not found.

resolveClass

Class resolveClass(String name,
                   ClassLoader loader)

Resolves the given class by its name

Parameters:

name - full qualified name of class

loader - use the provided class loader

Returns:

the class if resolved, null if not found.

resolveClass

<T> Class<T> resolveClass(String name,
                          Class<T> type,
                          ClassLoader loader)

Resolves the given class by its name

Parameters:

name - full qualified name of class

type - the expected type of the class

loader - use the provided class loader

Returns:

the class if resolved, null if not found.

resolveMandatoryClass

Class resolveMandatoryClass(String name)
                            throws ClassNotFoundException

Resolves the given class by its name

Parameters:

name - full qualified name of class

Returns:

the class if resolved, null if not found.

Throws:

ClassNotFoundException - is thrown if class not found

resolveMandatoryClass

<T> Class<T> resolveMandatoryClass(String name,
                                   Class<T> type)
                               throws ClassNotFoundException

Resolves the given class by its name

Parameters:

name - full qualified name of class

type - the expected type of the class

Returns:

the class if resolved, null if not found.

Throws:

ClassNotFoundException - is thrown if class not found

resolveMandatoryClass

Class resolveMandatoryClass(String name,
                            ClassLoader loader)
                            throws ClassNotFoundException

Resolves the given class by its name

Parameters:

name - full qualified name of class

loader - use the provided class loader

Returns:

the class if resolved, null if not found.

Throws:

ClassNotFoundException - is thrown if class not found

resolveMandatoryClass

<T> Class<T> resolveMandatoryClass(String name,
                                   Class<T> type,
                                   ClassLoader loader)
                               throws ClassNotFoundException

Resolves the given class by its name

Parameters:

name - full qualified name of class

type - the expected type of the class

loader - use the provided class loader

Returns:

the class if resolved, null if not found.

Throws:

ClassNotFoundException - is thrown if class not found

loadResourceAsStream

InputStream loadResourceAsStream(String uri)

Loads the given resource as a stream

Parameters:

uri - the uri of the resource

Returns:

as a stream