org.apache.jackrabbit.oak.plugins.memory

Class AbstractBlob

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 and Description
protected	AbstractBlob()
protected	AbstractBlob(HashCode hashCode)

Method Summary

Modifier and Type	Method and 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