FactoryProvider (AppEngine :: appengine-apis 2.0.17 API)

java.lang.Object
- com.google.appengine.spi.FactoryProvider<I>

Type Parameters:

I - is the interface the provided factory must implement.

All Implemented Interfaces:

Comparable<FactoryProvider<?>>

Direct Known Subclasses:

IAppIdentityServiceFactoryProvider, IBackendServiceFactoryProvider, IBlobstoreServiceFactoryProvider, ICapabilitiesServiceFactoryProvider, IDatastoreServiceFactoryProvider, IImagesServiceFactoryProvider, ILogServiceFactoryProvider, IMailServiceFactoryProvider, IMemcacheServiceFactoryProvider, IModulesServiceFactoryProvider, IOAuthServiceFactoryProvider, IQueueFactoryProvider, IQuotaServiceFactoryProvider, ISearchServiceFactoryProvider, IURLFetchServiceFactoryProvider, IUserServiceFactoryProvider
```
public abstract class FactoryProvider<I>
extends Object
implements Comparable<FactoryProvider<?>>
```
A base class for service factory creation that can be registered with the ProviderRegistry.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compareTo(FactoryProvider<?> o)`	This ensures that a list of these will be sorted so that higher precedence entries come later in the list.
`boolean`	`equals(Object o)`	Included to support sorting by precedence (@see #compareTo(FactoryProvider))
`int`	`hashCode()`

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - compareTo
```
public int compareTo(FactoryProvider<?> o)
```
    This ensures that a list of these will be sorted so that higher precedence entries come later in the list.
    
    Specified by:
    
    compareTo in interface Comparable<I>
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - equals
```
public boolean equals(Object o)
```
    Included to support sorting by precedence (@see #compareTo(FactoryProvider))
    
    Overrides:
    
    equals in class Object