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Program Slicing
SDG
Commits
7860e367
Commit
7860e367
authored
4 years ago
by
Carlos Galindo
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Improve OutNodeVariableVisitor
parent
98cf7c78
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1 merge request
!58
Object flow and trees
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1
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1 changed file
sdg-core/src/main/java/es/upv/mist/slicing/graphs/sdg/OutNodeVariableVisitor.java
+43
-16
43 additions, 16 deletions
...s/upv/mist/slicing/graphs/sdg/OutNodeVariableVisitor.java
with
43 additions
and
16 deletions
sdg-core/src/main/java/es/upv/mist/slicing/graphs/sdg/OutNodeVariableVisitor.java
+
43
−
16
View file @
7860e367
...
@@ -8,52 +8,79 @@ import java.util.Set;
...
@@ -8,52 +8,79 @@ import java.util.Set;
/** Visitor that obtains a set of variables that may have been redefined in
/** Visitor that obtains a set of variables that may have been redefined in
* an expression passed as parameter to a call. */
* an expression passed as parameter to a call. */
public
class
OutNodeVariableVisitor
extends
VoidVisitorAdapter
<
Set
<
Name
Expr
>>
{
public
class
OutNodeVariableVisitor
extends
VoidVisitorAdapter
<
Set
<
Expr
ession
>>
{
@Override
@Override
public
void
visit
(
ArrayAccessExpr
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
ArrayAccessExpr
n
,
Set
<
Expr
ession
>
variables
)
{
n
.
getName
().
accept
(
this
,
variables
);
n
.
getName
().
accept
(
this
,
variables
);
}
}
@Override
@Override
public
void
visit
(
CastExpr
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
CastExpr
n
,
Set
<
Expr
ession
>
variables
)
{
n
.
getExpression
().
accept
(
this
,
variables
);
n
.
getExpression
().
accept
(
this
,
variables
);
}
}
@Override
@Override
public
void
visit
(
ConditionalExpr
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
ConditionalExpr
n
,
Set
<
Expr
ession
>
variables
)
{
n
.
getThenExpr
().
accept
(
this
,
variables
);
n
.
getThenExpr
().
accept
(
this
,
variables
);
n
.
getElseExpr
().
accept
(
this
,
variables
);
n
.
getElseExpr
().
accept
(
this
,
variables
);
}
}
@Override
@Override
public
void
visit
(
EnclosedExpr
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
EnclosedExpr
n
,
Set
<
Expr
ession
>
variables
)
{
n
.
getInner
().
accept
(
this
,
variables
);
n
.
getInner
().
accept
(
this
,
variables
);
}
}
@Override
@Override
public
void
visit
(
ExpressionStmt
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
ExpressionStmt
n
,
Set
<
Expr
ession
>
variables
)
{
n
.
getExpression
().
accept
(
this
,
variables
);
n
.
getExpression
().
accept
(
this
,
variables
);
}
}
@Override
@Override
public
void
visit
(
FieldAccessExpr
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
FieldAccessExpr
n
,
Set
<
Expr
ession
>
variables
)
{
n
.
getScope
().
accept
(
this
,
variables
);
n
.
getScope
().
accept
(
this
,
variables
);
}
}
@Override
@Override
public
void
visit
(
Name
Expr
n
,
Set
<
Name
Expr
>
variables
)
{
public
void
visit
(
This
Expr
n
,
Set
<
Expr
ession
>
variables
)
{
variables
.
add
(
n
);
variables
.
add
(
n
);
}
}
@Override
@Override
public
void
visit
(
UnaryExpr
n
,
Set
<
NameExpr
>
variables
)
{
public
void
visit
(
NameExpr
n
,
Set
<
Expression
>
variables
)
{
switch
(
n
.
getOperator
())
{
variables
.
add
(
n
);
case
POSTFIX_DECREMENT:
case
POSTFIX_INCREMENT:
case
PREFIX_DECREMENT:
case
PREFIX_INCREMENT:
n
.
getExpression
().
accept
(
this
,
variables
);
}
}
}
// Expressions that stop the visit: no object can be outputted, modified inside the call and returned so that
// we may access its value.
@Override
public
void
visit
(
UnaryExpr
n
,
Set
<
Expression
>
variables
)
{}
@Override
public
void
visit
(
ArrayCreationExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
ArrayInitializerExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
BinaryExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
ClassExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
InstanceOfExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
MethodCallExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
ObjectCreationExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
LambdaExpr
n
,
Set
<
Expression
>
arg
)
{}
@Override
public
void
visit
(
MethodReferenceExpr
n
,
Set
<
Expression
>
arg
)
{}
}
}
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