public void setInitializer(PsiVariable variable, PsiExpression returnValue) {
      PsiExpression toExtract = returnValue;
      if (myIsEffective) {
        final PsiExpression initializer = copyExpression(returnValue);
        variable.setInitializer(initializer);
        toExtract = variable.getInitializer();
      }
      addElementToExtract(toExtract);
    }
public void setInitializer(PsiVariable variable, PsiExpression returnValue)