Package com.illumon.iris.db.plot.util.tables

Class SwappableTable<KEY_TYPE,VALUE_TYPE>

java.lang.Object

com.illumon.iris.db.plot.util.tables.SwappableTable<KEY_TYPE,VALUE_TYPE>

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

SwappableTableOneClickAbstract

public abstract class SwappableTable<KEY_TYPE,VALUE_TYPE>
extends Object
implements Serializable

Holds a handle on a table that may get swapped out for another table.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	SwappableTable.LocalTableUpdateListener	Listens for when the table gets swapped out.

Field Summary

Fields

Modifier and Type	Field	Description
protected TableMapHandle	tableMapHandle

Constructor Summary

Constructors

Constructor	Description
SwappableTable(TableMapHandle tableMapHandle)	Creates a SwappableTable instance with the tableHandle.

Method Summary

Modifier and Type	Method	Description
abstract void	addColumn(String column)	Adds a column to the underlying table structures.
void	addDataChangeListener(DataChangeListener listener)	Adds a listener to the update list.
Table	addLocalTableUpdateListener(SwappableTable.LocalTableUpdateListener listener)	Adds a listener to the update list.
protected void	beginBatchUpdate()
protected abstract Table	computeRemoteTable()	Computes the remote table.
protected void	endBatchUpdate()
void	freezeSnapshots()
protected abstract String	getFriendlyName()	Get a readable name for use with threads/logs etc.
protected FigureTableSnapshotManager	getManager()
TableSnapshot	getReplicatedTableSnapshot()
Map<String,Object>	getSnapshotData()
TableDefinition	getTableDefinition()	Gets the signature (columns and types) of the table, \even if the data is transformed.
TableMapHandle	getTableMapHandle()	Gets the TableHandle for this SwappableTable.
protected void	invokeRecompute()
protected abstract void	localRecomputeComplete()
protected void	maybeInitializeTransient()
void	removeLocalTableUpdateListener(SwappableTable.LocalTableUpdateListener listener)	Removes a listener to the update list.
void	setManager(FigureTableSnapshotManager manager)
boolean	tableCalculationChanged(KEY_TYPE key, VALUE_TYPE value)	Updates the local table with the specified calculation.
boolean	thawSnapshots()
void	unsubscribeLocalTable()
protected abstract boolean	updateState(KEY_TYPE key, VALUE_TYPE value)	Update the state for a given column selection.

Methods inherited from class java.lang.Object

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

Field Details

tableMapHandle

protected final TableMapHandle tableMapHandle

Constructor Details

SwappableTable

public SwappableTable(@NotNull TableMapHandle tableMapHandle)

Creates a SwappableTable instance with the tableHandle.

Parameters:

tableMapHandle - holds the table

Method Details

getTableMapHandle

public TableMapHandle getTableMapHandle()

Gets the TableHandle for this SwappableTable.

Returns:

this SwappableTable's TableHandle

addColumn

public abstract void addColumn(String column)

Adds a column to the underlying table structures.

Parameters:

column - column

getTableDefinition

public TableDefinition getTableDefinition()

Gets the signature (columns and types) of the table, \even if the data is transformed.

Returns:

table with the columns and types of the final table

updateState

protected abstract boolean updateState(KEY_TYPE key, VALUE_TYPE value)

Update the state for a given column selection.

Parameters:

key - key for table calculation

value - value for table calculation

Returns:

whether this table should recompute

computeRemoteTable

protected abstract Table computeRemoteTable()

Computes the remote table.

Returns:

computed remote table

tableCalculationChanged

public boolean tableCalculationChanged(KEY_TYPE key, VALUE_TYPE value)

Updates the local table with the specified calculation.

Parameters:

key - key

value - value

Returns:

true if the table calculation changed

invokeRecompute

protected void invokeRecompute()

getFriendlyName

protected abstract String getFriendlyName()

Get a readable name for use with threads/logs etc.

Returns:

a name to use

localRecomputeComplete

protected abstract void localRecomputeComplete()

setManager

public void setManager(FigureTableSnapshotManager manager)

getManager

protected FigureTableSnapshotManager getManager()

getReplicatedTableSnapshot

public TableSnapshot getReplicatedTableSnapshot()

freezeSnapshots

public void freezeSnapshots()

thawSnapshots

public boolean thawSnapshots()

getSnapshotData

public Map<String,Object> getSnapshotData()

addLocalTableUpdateListener

public Table addLocalTableUpdateListener(SwappableTable.LocalTableUpdateListener listener)

Adds a listener to the update list. The listener will be notified of local table updates.

Parameters:

listener - listener

Returns:

current local table

removeLocalTableUpdateListener

public void removeLocalTableUpdateListener(SwappableTable.LocalTableUpdateListener listener)

Removes a listener to the update list.

Parameters:

listener - listener

addDataChangeListener

public void addDataChangeListener(DataChangeListener listener)

Adds a listener to the update list. The listener will be notified of data changes.

Parameters:

listener - listener

unsubscribeLocalTable

public void unsubscribeLocalTable()

maybeInitializeTransient

protected void maybeInitializeTransient()

beginBatchUpdate

protected void beginBatchUpdate()

endBatchUpdate

protected void endBatchUpdate()