static int maxLenPalindrome ( String str , int n , char ch ) {
  int maxLen = 0 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( str . charAt ( i ) == ch ) {
      for ( int j = n - 1 ;
      j >= i ;
      j -- ) {
        if ( str . charAt ( j ) == ch ) {
          if ( isPalindrome ( str , i , j ) ) {
            maxLen = Math . max ( maxLen , j - i + 1 ) ;
            break ;
          }
        }
      }
    }
  }
  return maxLen ;
}

static int maxLenPalindrome ( String str , int n , char ch ) { int maxLen = 0 ; for ( int i = 0 ; i < n ; i ++ ) { if ( str . charAt ( i ) == ch ) { for ( int j = n - 1 ; j >= i ; j -- ) { if ( str . charAt ( j ) == ch ) { if ( isPalindrome ( str , i , j ) ) { maxLen = Math . max ( maxLen , j - i + 1 ) ; break ; } } } } } return maxLen ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (identifier))) consequence: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (identifier))) consequence: (block (if_statement condition: (parenthesized_expression (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier) (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)))))) (break_statement))))))))))) (return_statement (identifier))))