AbstractBlob (Oak NodeStore and Commit SPI 1.22.12 API)

java.lang.Object
- org.apache.jackrabbit.oak.plugins.memory.AbstractBlob

All Implemented Interfaces:

org.apache.jackrabbit.oak.api.Blob

Direct Known Subclasses:

ArrayBasedBlob, StringBasedBlob
```
public abstract class AbstractBlob
extends Object
implements org.apache.jackrabbit.oak.api.Blob
```
Abstract base class for Blob implementations. This base class provides default implementations for hashCode and equals.

Constructor Summary

Constructors
Modifier Constructor Description

protected AbstractBlob()

protected AbstractBlob(HashCode hashCode)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static HashCode`	`calculateSha256(org.apache.jackrabbit.oak.api.Blob blob)`
`static boolean`	`equal(org.apache.jackrabbit.oak.api.Blob a, org.apache.jackrabbit.oak.api.Blob b)`
`boolean`	`equals(Object other)`	To `Blob` instances are considered equal iff they have the same SHA-256 hash code are equal.
`String`	`getContentIdentity()`
`@Nullable String`	`getReference()`
`int`	`hashCode()`
`protected byte[]`	`sha256()`	This hash code implementation returns the hash code of the underlying stream
`String`	`toString()`

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

Methods inherited from interface org.apache.jackrabbit.oak.api.Blob
getNewStream, isInlined, length

- Constructor Detail
  - AbstractBlob
```
protected AbstractBlob(HashCode hashCode)
```
  - AbstractBlob
```
protected AbstractBlob()
```
- Method Detail
  - equal
```
public static boolean equal(org.apache.jackrabbit.oak.api.Blob a,
                            org.apache.jackrabbit.oak.api.Blob b)
```
  - calculateSha256
```
public static HashCode calculateSha256(org.apache.jackrabbit.oak.api.Blob blob)
```
  - sha256
```
protected byte[] sha256()
```
    This hash code implementation returns the hash code of the underlying stream
    
    Returns:
    
    a byte array of the hash
  - getReference
```
@Nullable
public @Nullable String getReference()
```
    Specified by:
    
    getReference in interface org.apache.jackrabbit.oak.api.Blob
  - getContentIdentity
```
public String getContentIdentity()
```
    Specified by:
    
    getContentIdentity in interface org.apache.jackrabbit.oak.api.Blob
  - equals
```
public boolean equals(Object other)
```
    To Blob instances are considered equal iff they have the same SHA-256 hash code are equal.
    
    Overrides:
    
    equals in class Object
    
    Parameters:
    
    other -
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object