ee.telekom.workflow.graph

Interface Environment

All Known Implementing Classes:

EnvironmentImpl

public interface Environment

An Environment is a container of attributes that can be added/changed, read, and removed.

Method Summary

Modifier and Type	Method and Description
void	clear() Empties the environment.
boolean	containsAttribute(String name) Checks if an attribute with given name exists.
Object	getAttribute(String name) Get the attribute of the given name to the given string value.
Iterable<String>	getAttributeNames() Returns an Iterable of attribute names.
Map<String,Object>	getAttributesAsMap() Returns the environment attributes as unmodifiable map.
void	importEnvironment(Environment environment) Copy all attributes from given environment into this environment.
void	removeAttribute(String name) Unsets any attribute with the given name.
void	setAttribute(String name, Object value) Sets the attribute of the given name to the given value.

Method Detail

getAttribute

Object getAttribute(String name)

Get the attribute of the given name to the given string value.

Parameters:

name - the name of the attribute to get

setAttribute

void setAttribute(String name,
                  Object value)

Sets the attribute of the given name to the given value.

Parameters:

name - the name of the attribute to set; you can't use any of the ReservedVariables names

value - the value to set the attribute to

removeAttribute

void removeAttribute(String name)

Unsets any attribute with the given name.

Parameters:

name - the name of the attribute to remove

getAttributeNames

Iterable<String> getAttributeNames()

Returns an Iterable of attribute names.

Returns:

Iterable of attribute names

containsAttribute

boolean containsAttribute(String name)

Checks if an attribute with given name exists.

Parameters:

name - the name of the attribute to check

Returns:

true, if an attribute with given name exists in the environment

importEnvironment

void importEnvironment(Environment environment)

Copy all attributes from given environment into this environment.

Parameters:

env - the environment to copy

getAttributesAsMap

Map<String,Object> getAttributesAsMap()

Returns the environment attributes as unmodifiable map.

Returns:

the environment attributes as unmodifiable map.

clear

void clear()

Empties the environment.