1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
#pragma once
#include <cstdio>
#include <fstream>
#include <iostream>
#include <string>
#include <vector>
#include "PathHelper.h"
#include "Utils/StringHelper.h"
#include "Utils/Directory.h"
namespace LUS {
class FileHelper {
public:
static bool Exists(const fs::path& filePath) {
std::ifstream file(filePath, std::ios::in | std::ios::binary | std::ios::ate);
return file.good();
}
static std::vector<uint8_t> ReadAllBytes(const fs::path& filePath) {
std::ifstream file(filePath, std::ios::in | std::ios::binary | std::ios::ate);
if (!file) {
return std::vector<uint8_t>();
}
int32_t fileSize = (int32_t)file.tellg();
file.seekg(0);
char* data = nullptr;
std::vector<uint8_t> result;
try {
data = new char[fileSize];
file.read(data, fileSize);
result = std::vector<uint8_t>(data, data + fileSize);
} catch (const std::exception& e) {
delete[] data;
throw e;
}
delete[] data;
return result;
};
static std::string ReadAllText(const fs::path& filePath) {
std::ifstream file(filePath, std::ios::in | std::ios::binary | std::ios::ate);
int32_t fileSize = (int32_t)file.tellg();
file.seekg(0);
char* data = nullptr;
std::string str;
try {
data = new char[fileSize + 1];
memset(data, 0, fileSize + 1);
file.read(data, fileSize);
str = std::string((const char*)data);
} catch (const std::exception& e) {
delete[] data;
throw e;
}
delete[] data;
return str;
};
static std::vector<std::string> ReadAllLines(const fs::path& filePath) {
std::string text = ReadAllText(filePath);
std::vector<std::string> lines = StringHelper::Split(text, "\n");
return lines;
};
static void WriteAllBytes(const fs::path& filePath, const std::vector<uint8_t>& data) {
std::ofstream file(filePath, std::ios::binary);
file.write((char*)data.data(), data.size());
};
static void WriteAllBytes(const std::string& filePath, const std::vector<char>& data) {
if (!Directory::Exists(PathHelper::GetDirectoryName(filePath))) {
Directory::MakeDirectory(PathHelper::GetDirectoryName(filePath).string());
}
std::ofstream file(filePath, std::ios::binary);
file.write((char*)data.data(), data.size());
};
static void WriteAllBytes(const std::string& filePath, const char* data, int dataSize) {
std::ofstream file(filePath, std::ios::binary);
file.write((char*)data, dataSize);
};
static void WriteAllText(const fs::path& filePath, const std::string& text) {
std::ofstream file(filePath, std::ios::out);
file.write(text.c_str(), text.size());
}
};
} // namespace LUS
|
