Package net.ssehub.easy.instantiation.core.model.expressions

Class ValueAssignmentExpression

java.lang.Object

net.ssehub.easy.instantiation.core.model.expressions.Expression

net.ssehub.easy.instantiation.core.model.expressions.ValueAssignmentExpression

public class ValueAssignmentExpression
extends Expression

Represents a value assignment.

Author:

Holger Eichelberger

Field Summary

Fields

Modifier and Type	Field	Description
private FieldDescriptor	field
private Expression	valueExpression
private VariableDeclaration	varDecl

Constructor Summary

Constructors

Constructor	Description
ValueAssignmentExpression()	Constructor for serialization.
ValueAssignmentExpression(VariableDeclaration varDecl, Expression valueExpression)	Creates a new value assignment expression which assigns valueExpression to varDecl.
ValueAssignmentExpression(VariableDeclaration varDecl, FieldDescriptor field, Expression valueExpression)	Creates a new value assignment expression which assigns valueExpression to field in varDecl.

Method Summary

Modifier and Type	Method	Description
java.lang.Object	accept(IExpressionVisitor visitor)	Visits the expression.
FieldDescriptor	getField()	The field to assign to.
Expression	getValueExpression()	Returns the value expression.
VariableDeclaration	getVarDecl()	Returns the variable declaration.
TypeDescriptor<?>	inferType()	Infers the type of this expression including the type of the contained sub-expressions.

Methods inherited from class net.ssehub.easy.instantiation.core.model.expressions.Expression

replaceEmptyLine

Methods inherited from class java.lang.Object

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

Field Detail

varDecl

private VariableDeclaration varDecl

field

private FieldDescriptor field

valueExpression

private Expression valueExpression

Constructor Detail

ValueAssignmentExpression

ValueAssignmentExpression()

Constructor for serialization.

ValueAssignmentExpression

public ValueAssignmentExpression(VariableDeclaration varDecl,
                                 Expression valueExpression)

Creates a new value assignment expression which assigns valueExpression to varDecl.

Parameters:

varDecl - the variable declaration

valueExpression - the value expression

ValueAssignmentExpression

public ValueAssignmentExpression(VariableDeclaration varDecl,
                                 FieldDescriptor field,
                                 Expression valueExpression)

Creates a new value assignment expression which assigns valueExpression to field in varDecl.

Parameters:

varDecl - the variable declaration

field - the field declaration (optional, may be null)

valueExpression - the value expression

Method Detail

getVarDecl

public VariableDeclaration getVarDecl()

Returns the variable declaration.

Returns:

the variable declaration

getField

public FieldDescriptor getField()

The field to assign to.

Returns:

the field (may be null)

getValueExpression

public Expression getValueExpression()

Returns the value expression.

Returns:

the value expression

inferType

public TypeDescriptor<?> inferType()
                            throws VilException

Description copied from class: Expression

Infers the type of this expression including the type of the contained sub-expressions.

Specified by:

inferType in class Expression

Returns:

the type of this expression

Throws:

VilException - in case that inferring the type fails

accept

public java.lang.Object accept(IExpressionVisitor visitor)
                        throws VilException

Description copied from class: Expression

Visits the expression.

Specified by:

accept in class Expression

Parameters:

visitor - the visitor

Returns:

the result of visiting this expression (may be null)

Throws:

VilException - in case that visiting fails (e.g., execution)