fabric.worker.remote

Class WriterMap

java.lang.Object

fabric.worker.remote.WriterMap

All Implemented Interfaces:

FastSerializable

public class WriterMap
extends java.lang.Object
implements FastSerializable

Maps proxies to the host that holds the most up-to-date copy of that object. Also maps proxies of newly created objects to their corresponding labels.

Field Summary

Fields

Modifier and Type	Field and Description
int	version

Constructor Summary

Constructors

Constructor and Description
WriterMap(java.io.DataInput in) Deserialization constructor.
WriterMap(long tid)
WriterMap(WriterMap map) Copy constructor.

Method Summary

Modifier and Type	Method and Description
boolean	containsCreate(Object._Proxy proxy) Determines whether this map has a "create" entry for the given object.
Label	getCreate(Object._Proxy proxy)
RemoteWorker	getWriter(Object._Proxy proxy)
RemoteWorker	getWriter(Object._Proxy proxy, Label label) This version of the lookup avoids having to fetch the proxy to determine its label.
void	put(Object._Proxy proxy, Label keyObject)
void	putAll(WriterMap map) Puts all the entries from the given map into this map.
void	write(java.io.DataOutput out)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

version

public int version

Constructor Detail

WriterMap

public WriterMap(long tid)

Parameters:

tid - the transaction ID for the topmost transaction that this map is a part of.

WriterMap

public WriterMap(WriterMap map)

Copy constructor.

WriterMap

public WriterMap(java.io.DataInput in)
          throws java.io.IOException

Deserialization constructor.

Throws:

java.io.IOException

Method Detail

containsCreate

public boolean containsCreate(Object._Proxy proxy)

Determines whether this map has a "create" entry for the given object.

getCreate

public Label getCreate(Object._Proxy proxy)

getWriter

public RemoteWorker getWriter(Object._Proxy proxy)

getWriter

public RemoteWorker getWriter(Object._Proxy proxy,
                              Label label)

This version of the lookup avoids having to fetch the proxy to determine its label.

Parameters:

label - the label corresponding to the given proxy.

put

public void put(Object._Proxy proxy,
                Label keyObject)

putAll

public void putAll(WriterMap map)

Puts all the entries from the given map into this map.

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Specified by:

write in interface FastSerializable

Throws:

java.io.IOException