private static PsiField createField(
PsiLocalVariable local, PsiType forcedType, String fieldName, boolean includeInitializer) {
@NonNls StringBuilder pattern = new StringBuilder();
pattern.append("private int ");
pattern.append(fieldName);
if (local.getInitializer() == null) {
includeInitializer = false;
}
if (includeInitializer) {
pattern.append("=0");
}
pattern.append(";");
final Project project = local.getProject();
PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
try {
PsiField field = factory.createFieldFromText(pattern.toString(), null);
field.getTypeElement().replace(factory.createTypeElement(forcedType));
if (includeInitializer) {
PsiExpression initializer =
RefactoringUtil.convertInitializerToNormalExpression(
local.getInitializer(), forcedType);
field.getInitializer().replace(initializer);
}
for (PsiAnnotation annotation : local.getModifierList().getAnnotations()) {
field.getModifierList().add(annotation.copy());
}
return field;
} catch (IncorrectOperationException e) {
LOG.error(e);
return null;
}
}
private static void initialize(final PsiLocalVariable variable)
throws IncorrectOperationException {
PsiType type = variable.getType();
String init = PsiTypesUtil.getDefaultValueOfType(type);
PsiElementFactory factory =
JavaPsiFacade.getInstance(variable.getProject()).getElementFactory();
PsiExpression initializer = factory.createExpressionFromText(init, variable);
variable.setInitializer(initializer);
}
public IntroduceFieldRunnable(
boolean rebindNeeded,
PsiLocalVariable local,
PsiClass aClass,
BaseExpressionToFieldHandler.Settings settings,
boolean isStatic,
PsiExpression[] occurrences) {
myVariableName = local.getName();
myFieldName = settings.getFieldName();
myRebindNeeded = rebindNeeded;
myLocal = local;
myProject = local.getProject();
myDestinationClass = aClass;
mySettings = settings;
myInitializerPlace = settings.getInitializerPlace();
myOccurences = occurrences;
}
private static PsiStatement createAssignment(
PsiLocalVariable local, String fieldname, PsiElementFactory factory) {
try {
String pattern = fieldname + "=0;";
PsiExpressionStatement statement =
(PsiExpressionStatement) factory.createStatementFromText(pattern, null);
statement =
(PsiExpressionStatement)
CodeStyleManager.getInstance(local.getProject()).reformat(statement);
PsiAssignmentExpression expr = (PsiAssignmentExpression) statement.getExpression();
final PsiExpression initializer =
RefactoringUtil.convertInitializerToNormalExpression(
local.getInitializer(), local.getType());
expr.getRExpression().replace(initializer);
return statement;
} catch (IncorrectOperationException e) {
LOG.error(e);
return null;
}
}