org.apache.tamaya.core.internal

Class DefaultServiceContext

java.lang.Object

org.apache.tamaya.core.internal.DefaultServiceContext

All Implemented Interfaces:

org.apache.tamaya.spi.ServiceContext

public final class DefaultServiceContext
extends Object
implements org.apache.tamaya.spi.ServiceContext

This class implements the (default) ServiceContext interface and hereby uses the JDK ServiceLoader to load the services required.

Constructor Summary

Constructors

Constructor and Description
DefaultServiceContext()

Method Summary

Methods

Modifier and Type	Method and Description
static int	getPriority(Object o) Checks the given instance for a @Priority annotation.
<T> T	getService(Class<T> serviceType)
<T> List<T>	getServices(Class<T> serviceType) Loads and registers services.
int	ordinal()

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultServiceContext

public DefaultServiceContext()

Method Detail

getService

public <T> T getService(Class<T> serviceType)

Specified by:

getService in interface org.apache.tamaya.spi.ServiceContext

getServices

public <T> List<T> getServices(Class<T> serviceType)

Loads and registers services.

Specified by:

getServices in interface org.apache.tamaya.spi.ServiceContext

Type Parameters:

T - the concrete type.

Parameters:

serviceType - The service type.

Returns:

the items found, never null.

getPriority

public static int getPriority(Object o)

Checks the given instance for a @Priority annotation. If present the annotation's value s evaluated. If no such annotation is present, a default priority is returned (1);

Parameters:

o - the instance, not null.

Returns:

a priority, by default 1.

ordinal

public int ordinal()

Specified by:

ordinal in interface org.apache.tamaya.spi.ServiceContext