55   int32_t       length_;  variable
62   StringPiece() : ptr_(NULL), length_(0) { }  in StringPiece()
75     : ptr_(str.data()), length_(static_cast<int32_t>(str.size())) { }  in StringPiece()
83   StringPiece(const char* offset, int32_t len) : ptr_(offset), length_(len) { }  in StringPiece()
117   int32_t size() const { return length_; }  in size()
123   int32_t length() const { return length_; }  in length()
129   UBool empty() const { return length_ == 0; }  in empty()
135   void clear() { ptr_ = NULL; length_ = 0; }  in clear()
143   void set(const char* data, int32_t len) { ptr_ = data; length_ = len; }  in set()
159       if (n > length_) {  in remove_prefix()
160         n = length_;  in remove_prefix()
163       length_ -= n;  in remove_prefix()
174       if (n <= length_) {  in remove_suffix()
175         length_ -= n;  in remove_suffix()
177         length_ = 0;  in remove_suffix()