PropertyProjection (AppEngine :: appengine-apis 2.0.16 API)

java.lang.Object
- com.google.appengine.api.datastore.Projection
- - com.google.appengine.api.datastore.PropertyProjection

All Implemented Interfaces:

Serializable
```
public final class PropertyProjection
extends Projection
```
A property projection.
If specified on a query, this will cause the query return the specified property.

See Also:

Query.getProjections(), Serialized Form

Constructor Summary

Constructors
Constructor Description

PropertyProjection(String propertyName, @Nullable Class<?> type)
Constructs a property projection.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(@Nullable Object obj)`
`String`	`getName()`	Returns the name of the property this projection populates.
`@Nullable Class<?>`	`getType()`	Returns the type specified for this projection.
`int`	`hashCode()`
`String`	`toString()`

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

- Constructor Detail
  - PropertyProjection
```
public PropertyProjection(String propertyName,
                          @Nullable Class<?> type)
```
    Constructs a property projection.
    If type is specified, RawValue.asType(Class) will be used to restore the original value of the property. Otherwise instances of RawValue will be returned.
    
    Parameters:
    
    propertyName - The name of the property to project
    
    type - The type of values stored in the projected properties or null if the type is not known or variable. If null, RawValues are returned.
- Method Detail
  - getName
```
public String getName()
```
    Description copied from class: Projection
    
    Returns the name of the property this projection populates.
    
    Specified by:
    
    getName in class Projection
  - getType
```
public @Nullable Class<?> getType()
```
    Returns the type specified for this projection.
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - equals
```
public boolean equals(@Nullable Object obj)
```
    Overrides:
    
    equals in class Object