BlobKey (AppEngine :: appengine-apis 2.0.19 API)

java.lang.Object
- com.google.appengine.api.blobstore.BlobKey

All Implemented Interfaces:

Serializable, Comparable<BlobKey>
```
public final class BlobKey
extends Object
implements Serializable, Comparable<BlobKey>
```
BlobKey contains the string identifier of a large (possibly larger than 1MB) blob of binary data that was uploaded in a previous request and can be streamed directly to users.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

BlobKey(String blobKey)
Construct a new BlobKey with the specified key string.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compareTo(BlobKey o)`
`boolean`	`equals(@Nullable Object object)`	Two `BlobKey` objects are considered equal if they point to the same blobs.
`String`	`getKeyString()`	Returns the blob key as a String.
`int`	`hashCode()`
`String`	`toString()`

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

- Constructor Detail
  - BlobKey
```
public BlobKey(String blobKey)
```
    Construct a new BlobKey with the specified key string.
    
    Throws:
    
    IllegalArgumentException - If the specified string was null.
- Method Detail
  - getKeyString
```
public String getKeyString()
```
    Returns the blob key as a String.
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - equals
```
public boolean equals(@Nullable Object object)
```
    Two BlobKey objects are considered equal if they point to the same blobs.
    
    Overrides:
    
    equals in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - compareTo
```
public int compareTo(BlobKey o)
```
    Specified by:
    
    compareTo in interface Comparable<BlobKey>