Package org.eclipse.epsilon.evl.dom

Class ConstraintContext

java.lang.Object

org.eclipse.epsilon.common.module.AbstractModuleElement

org.eclipse.epsilon.eol.dom.AnnotatableModuleElement

org.eclipse.epsilon.evl.dom.ConstraintContext

All Implemented Interfaces:

ModuleElement, IExecutableModuleElement, IExecutableModuleElementParameter

Direct Known Subclasses:

GlobalConstraintContext

public class ConstraintContext
extends AnnotatableModuleElement
implements IExecutableModuleElement, IExecutableModuleElementParameter

Field Summary

Fields

Modifier and Type	Field	Description
protected ArrayList<Constraint>	constraints
protected ExecutableBlock<Boolean>	guardBlock
protected EolModelElementType	type
protected TypeExpression	typeExpression

Fields inherited from class org.eclipse.epsilon.eol.dom.AnnotatableModuleElement

annotationBlock

Fields inherited from class org.eclipse.epsilon.common.module.AbstractModuleElement

children, comments, data, module, parent, region, uri

Constructor Summary

Constructors

Constructor	Description
ConstraintContext()

Method Summary

Modifier and Type	Method	Description
void	accept(IEvlVisitor visitor)
boolean	appliesTo(Object object, IEvlContext context)
boolean	appliesTo(Object object, IEvlContext context, boolean checkType)
void	build(AST cst, IModule module)
boolean	equals(Object other)
boolean	execute(Object modelElement, IEvlContext context)	Executes all of this ConstraintContext's constraints for the given element.
boolean	execute(Collection<Constraint> constraintsToCheck, Object modelElement, IEvlContext context)	Executes all constraints for the given model element, provided it is applicable to this ConstraintContext and that this ConstraintContext is not lazy.
void	execute(Collection<Constraint> constraintsToCheck, IEvlContext context)	Executes all of the give constraints for all applicable elements of this type.
Object	execute(IEolContext context)
Object	execute(IEolContext context_, Object self)
Collection<?>	getAllOfSourceKind(IEolContext context)
Collection<?>	getAllOfSourceType(IEolContext context)
List<Constraint>	getConstraints()
ExecutableBlock<Boolean>	getGuardBlock()
EolModelElementType	getType(IEolContext context)
TypeExpression	getTypeExpression()
String	getTypeName()
int	hashCode()
boolean	isLazy(IEvlContext context)	An entire context is lazy if all constraints are lazy, or if it is itself marked as lazy.
boolean	isOfSourceKind(Object modelElement, IEvlContext context)	Checks if the given model element is an instance of the kind described by this ConstraintContext.
boolean	isOfSourceType(Object modelElement, IEvlContext context)	Checks if the given model element is an instance of the type described by this ConstraintContext.
void	setGuardBlock(ExecutableBlock<Boolean> guardBlock)
boolean	shouldBeChecked(Object modelElement, IEvlContext context)
String	toString()

Methods inherited from class org.eclipse.epsilon.eol.dom.AnnotatableModuleElement

accept, getAnnotation, getAnnotationBlock, getAnnotations, getAnnotationsValues, getBooleanAnnotationValue, getBooleanAnnotationValue, getBooleanAnnotationValue, getBooleanAnnotationValue, hasAnnotation, setAnnotationBlock

Methods inherited from class org.eclipse.epsilon.common.module.AbstractModuleElement

getChildren, getComments, getData, getDebugInfo, getFile, getModule, getParent, getRegion, getUri, setModule, setParent, setRegion, setUri

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.eclipse.epsilon.common.module.ModuleElement

getChildren, getComments, getData, getFile, getModule, getParent, getRegion, getUri, setModule, setParent, setRegion, setUri

Field Detail

constraints

protected final ArrayList<Constraint> constraints

typeExpression

protected TypeExpression typeExpression

guardBlock

protected ExecutableBlock<Boolean> guardBlock

type

protected EolModelElementType type

Constructor Detail

ConstraintContext

public ConstraintContext()

Method Detail

build

public void build(AST cst,
                  IModule module)

Specified by:

build in interface ModuleElement

Overrides:

build in class AnnotatableModuleElement

shouldBeChecked

public boolean shouldBeChecked(Object modelElement,
                               IEvlContext context)
                        throws EolRuntimeException

Parameters:

modelElement -

context -

Returns:

Throws:

EolRuntimeException

Since:

1.6

isOfSourceType

public boolean isOfSourceType(Object modelElement,
                              IEvlContext context)
                       throws EolRuntimeException

Checks if the given model element is an instance of the type described by this ConstraintContext.

Parameters:

modelElement - The model element.

context - The execution context containing the model(s).

Returns:

true if the object's type is equal to this ConstraintContext's type.

Throws:

EolRuntimeException

Since:

1.6

isOfSourceKind

public boolean isOfSourceKind(Object modelElement,
                              IEvlContext context)
                       throws EolRuntimeException

Checks if the given model element is an instance of the kind described by this ConstraintContext.

Parameters:

modelElement - The model element.

context - The execution context containing the model(s).

Returns:

true if the model element is compatible with this ConstraintContext.

Throws:

EolRuntimeException

Since:

1.6

appliesTo

public final boolean appliesTo(Object object,
                               IEvlContext context)
                        throws EolRuntimeException

Throws:

EolRuntimeException

appliesTo

public boolean appliesTo(Object object,
                         IEvlContext context,
                         boolean checkType)
                  throws EolRuntimeException

Throws:

EolRuntimeException

isLazy

public boolean isLazy(IEvlContext context)
               throws EolRuntimeException

An entire context is lazy if all constraints are lazy, or if it is itself marked as lazy.

Throws:

EolRuntimeException

getTypeName

public String getTypeName()

getConstraints

public List<Constraint> getConstraints()

getTypeExpression

public TypeExpression getTypeExpression()

getAllOfSourceType

public Collection<?> getAllOfSourceType(IEolContext context)
                                 throws EolModelElementTypeNotFoundException,
                                        EolModelNotFoundException

Throws:

EolModelElementTypeNotFoundException

EolModelNotFoundException

getAllOfSourceKind

public Collection<?> getAllOfSourceKind(IEolContext context)
                                 throws EolModelElementTypeNotFoundException,
                                        EolModelNotFoundException

Throws:

EolModelElementTypeNotFoundException

EolModelNotFoundException

getType

public EolModelElementType getType(IEolContext context)
                            throws EolModelNotFoundException,
                                   EolModelElementTypeNotFoundException

Throws:

EolModelNotFoundException

EolModelElementTypeNotFoundException

execute

public boolean execute(Collection<Constraint> constraintsToCheck,
                       Object modelElement,
                       IEvlContext context)
                throws EolRuntimeException

Executes all constraints for the given model element, provided it is applicable to this ConstraintContext and that this ConstraintContext is not lazy.

Parameters:

constraintsToCheck - The constraints, which may be a subset of this ConstraintContext's children.

modelElement - The model element object.

context - The execution context.

Returns:

Whether the constraints were checked.

Throws:

EolRuntimeException

Since:

1.6

execute

public void execute(Collection<Constraint> constraintsToCheck,
                    IEvlContext context)
             throws EolRuntimeException

Executes all of the give constraints for all applicable elements of this type.

Parameters:

constraintsToCheck - The Constraints, which may be a subset of this ConstraintContext's children.

context - The execution context.

Throws:

EolRuntimeException

Since:

1.6

execute

public boolean execute(Object modelElement,
                       IEvlContext context)
                throws EolRuntimeException

Executes all of this ConstraintContext's constraints for the given element.

Parameters:

modelElement - The model element object.

context - The execution context.

Throws:

EolRuntimeException

Since:

1.6

execute

public Object execute(IEolContext context_,
                      Object self)
               throws EolRuntimeException

Specified by:

execute in interface IExecutableModuleElementParameter

Parameters:

context_ - The EVL execution context.

Returns:

nothing.

Throws:

EolRuntimeException

Since:

1.6

execute

public Object execute(IEolContext context)
               throws EolRuntimeException

Specified by:

execute in interface IExecutableModuleElement

Throws:

EolRuntimeException

Since:

1.6

toString

public String toString()

Overrides:

toString in class AbstractModuleElement

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractModuleElement

Since:

1.6

equals

public boolean equals(Object other)

Overrides:

equals in class AbstractModuleElement

Since:

1.6

accept

public void accept(IEvlVisitor visitor)

getGuardBlock

public ExecutableBlock<Boolean> getGuardBlock()

setGuardBlock

public void setGuardBlock(ExecutableBlock<Boolean> guardBlock)