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

java.io.InputStream	loadResourceAsStream(java.lang.String uri) Loads the given resource as a stream
java.net.URL	loadResourceAsURL(java.lang.String uri) Loads the given resource as a URL
java.lang.Class<?>	resolveClass(java.lang.String name) Resolves the given class by its name
<T> java.lang.Class<T>	resolveClass(java.lang.String name, java.lang.Class<T> type) Resolves the given class by its name
<T> java.lang.Class<T>	resolveClass(java.lang.String name, java.lang.Class<T> type, java.lang.ClassLoader loader) Resolves the given class by its name
java.lang.Class<?>	resolveClass(java.lang.String name, java.lang.ClassLoader loader) Resolves the given class by its name
java.lang.Class<?>	resolveMandatoryClass(java.lang.String name) Resolves the given class by its name
<T> java.lang.Class<T>	resolveMandatoryClass(java.lang.String name, java.lang.Class<T> type) Resolves the given class by its name
<T> java.lang.Class<T>	resolveMandatoryClass(java.lang.String name, java.lang.Class<T> type, java.lang.ClassLoader loader) Resolves the given class by its name
java.lang.Class<?>	resolveMandatoryClass(java.lang.String name, java.lang.ClassLoader loader) Resolves the given class by its name

Method Detail

resolveClass

java.lang.Class<?> resolveClass(java.lang.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> java.lang.Class<T> resolveClass(java.lang.String name,
                                    java.lang.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

java.lang.Class<?> resolveClass(java.lang.String name,
                                java.lang.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> java.lang.Class<T> resolveClass(java.lang.String name,
                                    java.lang.Class<T> type,
                                    java.lang.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

java.lang.Class<?> resolveMandatoryClass(java.lang.String name)
                                         throws java.lang.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:

java.lang.ClassNotFoundException - is thrown if class not found

resolveMandatoryClass

<T> java.lang.Class<T> resolveMandatoryClass(java.lang.String name,
                                             java.lang.Class<T> type)
                                         throws java.lang.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:

java.lang.ClassNotFoundException - is thrown if class not found

resolveMandatoryClass

java.lang.Class<?> resolveMandatoryClass(java.lang.String name,
                                         java.lang.ClassLoader loader)
                                         throws java.lang.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:

java.lang.ClassNotFoundException - is thrown if class not found

resolveMandatoryClass

<T> java.lang.Class<T> resolveMandatoryClass(java.lang.String name,
                                             java.lang.Class<T> type,
                                             java.lang.ClassLoader loader)
                                         throws java.lang.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:

java.lang.ClassNotFoundException - is thrown if class not found

loadResourceAsStream

java.io.InputStream loadResourceAsStream(java.lang.String uri)

Loads the given resource as a stream

Parameters:

uri - the uri of the resource

Returns:

as a stream

loadResourceAsURL

java.net.URL loadResourceAsURL(java.lang.String uri)

Loads the given resource as a URL

Parameters:

uri - the uri of the resource

Returns:

as a URL