org.eclipse.ocl.examples.pivot.utilities

Class EnvironmentRegistryImpl

java.lang.Object

org.eclipse.ocl.examples.pivot.utilities.EnvironmentRegistryImpl

All Implemented Interfaces:

Environment.Registry

public class EnvironmentRegistryImpl
extends java.lang.Object
implements Environment.Registry

Implementation of the environment registry.

Author:

cdamus

Field Summary

Fields inherited from interface org.eclipse.ocl.examples.pivot.Environment.Registry

INSTANCE

Constructor Summary

Constructors

Constructor and Description
EnvironmentRegistryImpl()

Method Summary

Methods

Modifier and Type	Method and Description
void	deregisterEnvironment(Environment environment) Removes the specified environment from the registry.
Environment	getEnvironmentFor(java.lang.Object abstractSyntaxElement) Obtains a suitable environment for introspection of the specified model element, type (such as a collection type), or other abstract syntax element (e.g., a variable).
Environment	getEnvironmentFor(OCLExpression expression) Obtains a suitable environment for introspection of the specified expression.
void	registerEnvironment(Environment environment) Adds the specified environment to the registry.

Methods inherited from class java.lang.Object

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

Constructor Detail

EnvironmentRegistryImpl

public EnvironmentRegistryImpl()

Method Detail

getEnvironmentFor

@Nullable
public Environment getEnvironmentFor(@NonNull
                                     OCLExpression expression)

Description copied from interface: Environment.Registry

Obtains a suitable environment for introspection of the specified expression.

Specified by:

getEnvironmentFor in interface Environment.Registry

Parameters:

expression - a parsed OCL expression

Returns:

the matching registered environment, or null if none is available

getEnvironmentFor

@Nullable
public Environment getEnvironmentFor(@NonNull
                                     java.lang.Object abstractSyntaxElement)

Description copied from interface: Environment.Registry

Obtains a suitable environment for introspection of the specified model element, type (such as a collection type), or other abstract syntax element (e.g., a variable).

Specified by:

getEnvironmentFor in interface Environment.Registry

Parameters:

abstractSyntaxElement - an element in or referenced by the AST of of an OCL constraint

Returns:

the matching registered environment, or null if none is available

registerEnvironment

public void registerEnvironment(@NonNull
                       Environment environment)

Description copied from interface: Environment.Registry

Adds the specified environment to the registry.

Specified by:

registerEnvironment in interface Environment.Registry

Parameters:

environment - an environment to register

deregisterEnvironment

public void deregisterEnvironment(@NonNull
                         Environment environment)

Description copied from interface: Environment.Registry

Removes the specified environment from the registry.

Specified by:

deregisterEnvironment in interface Environment.Registry

Parameters:

environment - the environment to deregister