Package org.apache.tika.utils
Class ServiceLoaderUtils
- java.lang.Object
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- org.apache.tika.utils.ServiceLoaderUtils
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public class ServiceLoaderUtils extends Object
Service Loading and Ordering related utils
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Constructor Summary
Constructors Constructor Description ServiceLoaderUtils()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static <T> T
newInstance(Class klass, ServiceLoader loader)
Loads a class and instantiates it.static <T> T
newInstance(String className)
Loads a class and instantiates itstatic <T> T
newInstance(String className, ClassLoader loader)
Loads a class and instantiates itstatic <T> void
sortLoadedClasses(List<T> loaded)
Sorts a list of loaded classes, so that non-Tika ones come before Tika ones, and otherwise in reverse alphabetical order
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Method Detail
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sortLoadedClasses
public static <T> void sortLoadedClasses(List<T> loaded)
Sorts a list of loaded classes, so that non-Tika ones come before Tika ones, and otherwise in reverse alphabetical order
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newInstance
public static <T> T newInstance(String className)
Loads a class and instantiates it- Type Parameters:
T
- service type- Parameters:
className
- service class name- Returns:
- instance of service
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newInstance
public static <T> T newInstance(String className, ClassLoader loader)
Loads a class and instantiates it- Type Parameters:
T
- service type- Parameters:
className
- service class nameloader
- class loader- Returns:
- instance of service
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newInstance
public static <T> T newInstance(Class klass, ServiceLoader loader)
Loads a class and instantiates it. If the class can be initialized with a ServiceLoader, the ServiceLoader constructor is used. Otherwise, a zero arg newInstance() is called.- Type Parameters:
T
- service type- Parameters:
klass
- class to buildloader
- service loader- Returns:
- instance of service
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