public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
try {
PsiBinaryExpression binaryExpression = (PsiBinaryExpression) descriptor.getPsiElement();
IElementType opSign = binaryExpression.getOperationSign().getTokenType();
PsiExpression lExpr = binaryExpression.getLOperand();
PsiExpression rExpr = binaryExpression.getROperand();
if (rExpr == null) return;
PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
PsiMethodCallExpression equalsCall =
(PsiMethodCallExpression) factory.createExpressionFromText("a.equals(b)", null);
equalsCall.getMethodExpression().getQualifierExpression().replace(lExpr);
equalsCall.getArgumentList().getExpressions()[0].replace(rExpr);
PsiExpression result = (PsiExpression) binaryExpression.replace(equalsCall);
if (opSign == JavaTokenType.NE) {
PsiPrefixExpression negation =
(PsiPrefixExpression) factory.createExpressionFromText("!a", null);
negation.getOperand().replace(result);
result.replace(negation);
}
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
