Package org.apache.ignite.internal.managers.communication

Class TransmissionMeta

java.lang.Object

org.apache.ignite.internal.managers.communication.TransmissionMeta

All Implemented Interfaces:

Externalizable, Serializable

public class TransmissionMeta
extends Object
implements Externalizable

Class represents a file meta information to send to the remote node. Used to initiate a new file transfer process or to continue the previous unfinished from the last transmitted point.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
TransmissionMeta()	Default constructor, usually used to create meta to read channel data into.
TransmissionMeta(Exception err)
TransmissionMeta(String name, long offset, long cnt, Map<String,Serializable> params, TransmissionPolicy plc, Exception err)

Method Summary

Modifier and Type	Method	Description
long	count()
boolean	equals(Object o)
Exception	error()
TransmissionMeta	error(Exception err)
int	hashCode()
String	name()
long	offset()
Map<String,Serializable>	params()
TransmissionPolicy	policy()
void	readExternal(ObjectInput in)
String	toString()
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

TransmissionMeta

public TransmissionMeta()

Default constructor, usually used to create meta to read channel data into.

TransmissionMeta

public TransmissionMeta(Exception err)

Parameters:

err - Last seen error if it has been occurred, or null the otherwise.

TransmissionMeta

public TransmissionMeta(String name,
                        long offset,
                        long cnt,
                        Map<String,Serializable> params,
                        TransmissionPolicy plc,
                        Exception err)

Parameters:

name - File name to assoticate particular meta with.

offset - The start position of file.

cnt - Number of bytes expected to transfer.

params - Additional meta params.

plc - Policy of how file will be handled.

err - Last seen error if it has been occurred, or null the otherwise.

Method Detail

name

public String name()

Returns:

File name.

offset

public long offset()

Returns:

Position to start channel transfer at.

count

public long count()

Returns:

Number of bytes expected to transfer.

params

public Map<String,Serializable> params()

Returns:

Additional params.

policy

public TransmissionPolicy policy()

Returns:

Transmission policy.

error

public TransmissionMeta error(Exception err)

Parameters:

err - An exception instance if it has been previously occurred.

Returns:

This for chaining.

error

public Exception error()

Returns:

An exception instance if it has been previously occurred.

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object