org.apache.lucene.analysis.util

Class ClasspathResourceLoader

java.lang.Object

org.apache.lucene.analysis.util.ClasspathResourceLoader

All Implemented Interfaces:

ResourceLoader

public final class ClasspathResourceLoader
extends java.lang.Object
implements ResourceLoader

Simple ResourceLoader that uses ClassLoader.getResourceAsStream(String) and Class.forName(String,boolean,ClassLoader) to open resources and classes, respectively.

Constructor Summary

Constructors

Constructor and Description
ClasspathResourceLoader() Creates an instance using the context classloader to load Resources and classes.
ClasspathResourceLoader(java.lang.Class<?> clazz) Creates an instance using the context classloader to load Resources and classes Resources are resolved relative to the given class, if path is not absolute.
ClasspathResourceLoader(java.lang.ClassLoader loader) Creates an instance using the given classloader to load Resources and classes.

Method Summary

Modifier and Type	Method and Description
<T> java.lang.Class<? extends T>	findClass(java.lang.String cname, java.lang.Class<T> expectedType) Finds class of the name and expected type
<T> T	newInstance(java.lang.String cname, java.lang.Class<T> expectedType) Creates an instance of the name and expected type
java.io.InputStream	openResource(java.lang.String resource) Opens a named resource

Methods inherited from class java.lang.Object

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

Constructor Detail

ClasspathResourceLoader

public ClasspathResourceLoader()

Creates an instance using the context classloader to load Resources and classes. Resource paths must be absolute.

ClasspathResourceLoader

public ClasspathResourceLoader(java.lang.ClassLoader loader)

Creates an instance using the given classloader to load Resources and classes. Resource paths must be absolute.

ClasspathResourceLoader

public ClasspathResourceLoader(java.lang.Class<?> clazz)

Creates an instance using the context classloader to load Resources and classes Resources are resolved relative to the given class, if path is not absolute.

Method Detail

openResource

public java.io.InputStream openResource(java.lang.String resource)
                                 throws java.io.IOException

Description copied from interface: ResourceLoader

Opens a named resource

Specified by:

openResource in interface ResourceLoader

Throws:

java.io.IOException

findClass

public <T> java.lang.Class<? extends T> findClass(java.lang.String cname,
                                                  java.lang.Class<T> expectedType)

Description copied from interface: ResourceLoader

Finds class of the name and expected type

Specified by:

findClass in interface ResourceLoader

newInstance

public <T> T newInstance(java.lang.String cname,
                         java.lang.Class<T> expectedType)

Description copied from interface: ResourceLoader

Creates an instance of the name and expected type

Specified by:

newInstance in interface ResourceLoader