Package com.github.ambry.store

Class MessageInfo

java.lang.Object

com.github.ambry.store.MessageInfo

public class MessageInfo
extends java.lang.Object

A message info class that contains basic info about a message

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MessageInfo.Builder	A builder class for MessageInfo.

Field Summary

Fields

Modifier and Type	Field	Description
static short	LIFE_VERSION_FROM_FRONTEND

Constructor Summary

Constructors

Constructor	Description
MessageInfo(StoreKey key, long size, boolean deleted, boolean ttlUpdated, boolean undeleted, long expirationTimeInMs, java.lang.Long crc, short accountId, short containerId, long operationTimeMs, short lifeVersion)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, boolean deleted, boolean ttlUpdated, boolean undeleted, short accountId, short containerId, long operationTimeMs, short lifeVersion)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, boolean deleted, boolean ttlUpdated, long expirationTimeInMs, short accountId, short containerId, long operationTimeMs)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, boolean deleted, boolean ttlUpdated, long expirationTimeInMs, java.lang.Long crc, short accountId, short containerId, long operationTimeMs)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, boolean deleted, boolean ttlUpdated, short accountId, short containerId, long operationTimeMs)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, long expirationTimeInMs, short accountId, short containerId, long operationTimeMs)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, short accountId, short containerId, long operationTimeMs)	Construct an instance of MessageInfo.
MessageInfo(StoreKey key, long size, short accountId, short containerId, long operationTimeMs, short lifeVersion)	Construct an instance of MessageInfo.

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object o)
short	getAccountId()
short	getContainerId()
java.lang.Long	getCrc()
long	getExpirationTimeInMs()
short	getLifeVersion()
long	getOperationTimeMs()
long	getSize()	Get size of message in bytes
StoreKey	getStoreKey()
int	hashCode()
boolean	isDeleted()
boolean	isExpired()
boolean	isTtlUpdated()
boolean	isUndeleted()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

LIFE_VERSION_FROM_FRONTEND

public static final short LIFE_VERSION_FROM_FRONTEND

See Also:

Constant Field Values

Constructor Detail

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   long expirationTimeInMs,
                   short accountId,
                   short containerId,
                   long operationTimeMs)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

expirationTimeInMs - the time at which the message will expire. A value of -1 means no expiration.

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   short accountId,
                   short containerId,
                   long operationTimeMs,
                   short lifeVersion)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

lifeVersion - update version of update

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   boolean deleted,
                   boolean ttlUpdated,
                   short accountId,
                   short containerId,
                   long operationTimeMs)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

deleted - true if the message is deleted, false otherwise

ttlUpdated - true if the message's ttl has been updated, false otherwise

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   boolean deleted,
                   boolean ttlUpdated,
                   boolean undeleted,
                   short accountId,
                   short containerId,
                   long operationTimeMs,
                   short lifeVersion)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

deleted - true if the message is deleted, false otherwise

ttlUpdated - true if the message's ttl has been updated, false otherwise

undeleted - true if the message is undeleted, false otherwise

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

lifeVersion - update version of update

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   boolean deleted,
                   boolean ttlUpdated,
                   long expirationTimeInMs,
                   short accountId,
                   short containerId,
                   long operationTimeMs)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

deleted - true if the message is deleted, false otherwise

ttlUpdated - true if the message's ttl has been updated, false otherwise

expirationTimeInMs - the time at which the message will expire. A value of -1 means no expiration.

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   short accountId,
                   short containerId,
                   long operationTimeMs)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   boolean deleted,
                   boolean ttlUpdated,
                   long expirationTimeInMs,
                   java.lang.Long crc,
                   short accountId,
                   short containerId,
                   long operationTimeMs)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

deleted - true if the message is deleted, false otherwise

ttlUpdated - true if the message's ttl has been updated, false otherwise

expirationTimeInMs - the time at which the message will expire. A value of -1 means no expiration.

crc - the crc associated with this message. If unavailable, pass in null.

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

MessageInfo

public MessageInfo(StoreKey key,
                   long size,
                   boolean deleted,
                   boolean ttlUpdated,
                   boolean undeleted,
                   long expirationTimeInMs,
                   java.lang.Long crc,
                   short accountId,
                   short containerId,
                   long operationTimeMs,
                   short lifeVersion)

Construct an instance of MessageInfo.

Parameters:

key - the StoreKey associated with this message.

size - the size of this message in bytes.

deleted - true if the message is deleted, false otherwise

ttlUpdated - true if the message's ttl has been updated, false otherwise

expirationTimeInMs - the time at which the message will expire. A value of -1 means no expiration.

crc - the crc associated with this message. If unavailable, pass in null.

accountId - accountId of the blob

containerId - containerId of the blob

operationTimeMs - operation time in ms

lifeVersion - update version of update

Method Detail

getStoreKey

public StoreKey getStoreKey()

getSize

public long getSize()

Get size of message in bytes

Returns:

size in bytes

getExpirationTimeInMs

public long getExpirationTimeInMs()

isDeleted

public boolean isDeleted()

isTtlUpdated

public boolean isTtlUpdated()

Returns:

true if the message's ttl has been updated, false otherwise

isUndeleted

public boolean isUndeleted()

isExpired

public boolean isExpired()

getCrc

public java.lang.Long getCrc()

Returns:

the crc associated with this message, if there is one; null otherwise.

getAccountId

public short getAccountId()

getContainerId

public short getContainerId()

getOperationTimeMs

public long getOperationTimeMs()

getLifeVersion

public short getLifeVersion()

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object