Files
oceanbase/deps/oblib/src/lib/alloc/alloc_struct.cpp
oceanbase-admin cea7de1475 init push
2021-05-31 22:56:52 +08:00

95 lines
2.3 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#include "lib/alloc/alloc_struct.h"
#include "lib/ob_define.h"
#include "lib/coro/co_var.h"
#include "lib/oblog/ob_log.h"
#include "lib/utility/ob_fast_convert.h"
using namespace oceanbase;
using namespace lib;
using namespace common;
bool ObLabel::operator==(const ObLabel& other) const
{
bool bret = false;
if (v_ != 0 && other.v_ != 0) {
if (is_str_ && other.is_str_ && str_[0] == other.str_[0]) {
if (0 == STRCMP(str_, other.str_)) {
bret = true;
}
} else if (!is_str_ && !other.is_str_) {
if (mod_id_ == other.mod_id_) {
bret = true;
}
}
}
return bret;
}
ObLabel::operator const char*() const
{
const char* str = nullptr;
if (is_str_) {
str = str_;
} else {
static constexpr int len = 32;
static CoVar<char[len]> buf;
snprintf(&buf[0], len, "%ld", mod_id_);
str = &buf[0];
}
return str;
}
int64_t ObLabel::to_string(char* buf, const int64_t buf_len) const
{
int64_t pos = 0;
(void)common::logdata_printf(buf, buf_len, pos, "%s", (const char*)(*this));
return pos;
}
int64_t ObMemAttr::to_string(char* buf, const int64_t buf_len) const
{
int64_t pos = 0;
(void)common::logdata_printf(buf,
buf_len,
pos,
"tenant_id=%ld, label=%s, ctx_id=%ld, prio=%d",
tenant_id_,
(const char*)label_,
ctx_id_,
prio_);
return pos;
}
void Label::fmt(char* buf, int64_t buf_len, int64_t& pos, const char* str)
{
if (OB_UNLIKELY(pos >= buf_len)) {
} else {
int64_t len = snprintf(buf + pos, buf_len - pos, "%s", str);
if (len < buf_len - pos) {
pos += len;
} else {
pos = buf_len;
}
}
}
void Label::fmt(char* buf, int64_t buf_len, int64_t& pos, int64_t digit)
{
if (OB_UNLIKELY(pos >= buf_len)) {
} else {
ObFastFormatInt ff(digit);
fmt(buf, buf_len, pos, ff.str());
}
}