/** {@inheritDoc} */
public boolean visit(SingleVariableDeclaration node) {
SimpleName name = node.getName();
IBinding binding = name.resolveBinding();
if (!(binding instanceof IVariableBinding)) return false;
IVariableBinding varBinding = (IVariableBinding) binding;
if (fWrittenVariables.containsKey(varBinding)) return false;
if (fAddFinalParameters && fAddFinalLocals) {
ModifierChangeOperation op = createAddFinalOperation(name, node);
if (op == null) return false;
fResult.add(op);
return false;
} else if (fAddFinalParameters) {
if (!varBinding.isParameter()) return false;
ModifierChangeOperation op = createAddFinalOperation(name, node);
if (op == null) return false;
fResult.add(op);
return false;
} else if (fAddFinalLocals) {
if (varBinding.isParameter()) return false;
ModifierChangeOperation op = createAddFinalOperation(name, node);
if (op == null) return false;
fResult.add(op);
return false;
}
return false;
}
private static boolean canAddFinal(IBinding binding, ASTNode declNode) {
if (!(binding instanceof IVariableBinding)) return false;
IVariableBinding varbinding = (IVariableBinding) binding;
int modifiers = varbinding.getModifiers();
if (Modifier.isFinal(modifiers)
|| Modifier.isVolatile(modifiers)
|| Modifier.isTransient(modifiers)) return false;
ASTNode parent = ASTNodes.getParent(declNode, VariableDeclarationExpression.class);
if (parent != null && ((VariableDeclarationExpression) parent).fragments().size() > 1)
return false;
if (varbinding.isField() && !Modifier.isPrivate(modifiers)) return false;
if (varbinding.isParameter()) {
ASTNode varDecl = declNode.getParent();
if (varDecl instanceof MethodDeclaration) {
MethodDeclaration declaration = (MethodDeclaration) varDecl;
if (declaration.getBody() == null) return false;
}
}
return true;
}