public class ResourceUtils extends Object
Constructor and Description |
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ResourceUtils() |
Modifier and Type | Method and Description |
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static String |
getPackageName(Class<?> clazz)
Get package name.
|
static Resource |
getResource(Class<?> spi,
String resourceName,
ClassLoaders loaders)
Load the resource
resourceName . |
static Properties |
loadProperties(Class<?> spi,
String propertiesFileName,
ClassLoaders classLoaders)
Load named property file, optionally qualified by spi's package name
as per Class.getResource.
|
public static String getPackageName(Class<?> clazz)
clazz
- The class from which the package has to be extractedpublic static Resource getResource(Class<?> spi, String resourceName, ClassLoaders loaders) throws DiscoveryException
resourceName
.
Try each classloader in succession,
until first succeeds, or all fail.
If all fail and resouceName
is not absolute
(doesn't start with '/' character), then retry with
packageName/resourceName
after changing all
'.' to '/'.spi
- The SPI typeresourceName
- The name of the resource to load.loaders
- the class loaders holderResource
instanceDiscoveryException
- if the class implementing
the SPI cannot be found, cannot be loaded and
instantiated, or if the resulting class does not implement
(or extend) the SPIpublic static Properties loadProperties(Class<?> spi, String propertiesFileName, ClassLoaders classLoaders) throws DiscoveryException
spi
- The SPI typepropertiesFileName
- The property file name.classLoaders
- The class loaders holderProperties
formatDiscoveryException
- Thrown if the name of a class implementing
the SPI cannot be found, if the class cannot be loaded and
instantiated, or if the resulting class does not implement
(or extend) the SPI.Copyright © 2002–2016 The Apache Software Foundation. All rights reserved.