Package org.camunda.bpm.engine.impl.core.variable.scope

Class VariableStore<T extends CoreVariableInstance>

java.lang.Object

org.camunda.bpm.engine.impl.core.variable.scope.VariableStore<T>

public class VariableStore<T extends CoreVariableInstance>
extends Object

Author:

Thorben Lindhauer

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	VariableStore.VariablesProvider<T extends CoreVariableInstance>
static interface	VariableStore.VariableStoreObserver<T extends CoreVariableInstance>

Field Summary

Fields

Modifier and Type	Field	Description
protected List<VariableStore.VariableStoreObserver<T>>	observers
protected Map<String,T>	removedVariables
protected Map<String,T>	variables
protected VariableStore.VariablesProvider<T>	variablesProvider

Constructor Summary

Constructors

Constructor	Description
VariableStore()
VariableStore(VariableStore.VariablesProvider<T> provider, VariableStore.VariableStoreObserver<T>... observers)

Method Summary

Modifier and Type	Method	Description
void	addObserver(VariableStore.VariableStoreObserver<T> observer)
void	addVariable(T value)
boolean	containsKey(String key)
boolean	containsValue(T value)
void	forceInitialization()
Set<String>	getKeys()
T	getRemovedVariable(String name)
T	getVariable(String name)
List<T>	getVariables()
List<T>	getVariables(Collection<String> variableNames)
protected Map<String,T>	getVariablesMap()
protected Map<String,T>	getVariablesMap(Collection<String> variableNames)
boolean	isEmpty()
boolean	isInitialized()
boolean	isRemoved(String variableName)
void	removeObserver(VariableStore.VariableStoreObserver<T> observer)
T	removeVariable(String variableName)
void	removeVariables()
void	setVariablesProvider(VariableStore.VariablesProvider<T> variablesProvider)	The variables provider can be exchanged as long as the variables are not yet initialized
void	updateVariable(T value)

Methods inherited from class java.lang.Object

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

Field Detail

variablesProvider

protected VariableStore.VariablesProvider<T extends CoreVariableInstance> variablesProvider

variables

protected Map<String,T extends CoreVariableInstance> variables

removedVariables

protected Map<String,T extends CoreVariableInstance> removedVariables

observers

protected List<VariableStore.VariableStoreObserver<T extends CoreVariableInstance>> observers

Constructor Detail

VariableStore

public VariableStore()

VariableStore

public VariableStore(VariableStore.VariablesProvider<T> provider,
                     VariableStore.VariableStoreObserver<T>... observers)

Method Detail

setVariablesProvider

public void setVariablesProvider(VariableStore.VariablesProvider<T> variablesProvider)

The variables provider can be exchanged as long as the variables are not yet initialized

getVariablesMap

protected Map<String,T> getVariablesMap()

getVariablesMap

protected Map<String,T> getVariablesMap(Collection<String> variableNames)

getRemovedVariable

public T getRemovedVariable(String name)

getVariable

public T getVariable(String name)

getVariables

public List<T> getVariables()

getVariables

public List<T> getVariables(Collection<String> variableNames)

addVariable

public void addVariable(T value)

updateVariable

public void updateVariable(T value)

isEmpty

public boolean isEmpty()

containsValue

public boolean containsValue(T value)

containsKey

public boolean containsKey(String key)

getKeys

public Set<String> getKeys()

isInitialized

public boolean isInitialized()

forceInitialization

public void forceInitialization()

removeVariable

public T removeVariable(String variableName)

removeVariables

public void removeVariables()

addObserver

public void addObserver(VariableStore.VariableStoreObserver<T> observer)

removeObserver

public void removeObserver(VariableStore.VariableStoreObserver<T> observer)

isRemoved

public boolean isRemoved(String variableName)