Skip to content

Commit 98536ab

Browse files
BlankjBlankj
committed
see 08/17 log
1 parent 4a465af commit 98536ab

File tree

5 files changed

+297
-28
lines changed

5 files changed

+297
-28
lines changed

‎md/update_log.md

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
11
### 更新Log
2+
#### 16/08/17 完善FileUtils
23
#### 16/08/16 新增StringUtils及单元测试，完善正则工具类，版本更新1.1.0
34
#### 16/08/15 新增3DES和AES加密及单元检测，加密解密工具类基本完善，目录更新
45
#### 16/08/14 新增DES加密及单元检测

‎utilcode/src/main/java/com/blankj/utilcode/utils/ConstUtils.java

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -18,19 +18,19 @@ private ConstUtils() {
1818
/**
1919
* Byte与Byte的倍数
2020
*/
21-
public static final long BYTE = 1;
21+
public static final int BYTE = 1;
2222
/**
2323
* KB与Byte的倍数
2424
*/
25-
public static final long KB = 1024;
25+
public static final int KB = 1024;
2626
/**
2727
* MB与Byte的倍数
2828
*/
29-
public static final long MB = 1048576;
29+
public static final int MB = 1048576;
3030
/**
3131
* GB与Byte的倍数
3232
*/
33-
public static final long GB = 1073741824;
33+
public static final int GB = 1073741824;
3434

3535
/******************** 时间相关常量 ********************/
3636
/**

‎utilcode/src/main/java/com/blankj/utilcode/utils/FileUtils.java

Lines changed: 247 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,19 @@
11
package com.blankj.utilcode.utils;
22

3+
import android.text.TextUtils;
4+
5+
import java.io.BufferedReader;
36
import java.io.File;
7+
import java.io.FileInputStream;
8+
import java.io.FileNotFoundException;
9+
import java.io.FileOutputStream;
10+
import java.io.FileWriter;
11+
import java.io.IOException;
12+
import java.io.InputStream;
13+
import java.io.InputStreamReader;
14+
import java.io.OutputStream;
15+
import java.util.ArrayList;
16+
import java.util.List;
417

518
/**
619
* <pre>
@@ -16,19 +29,243 @@ private FileUtils() {
1629
throw new UnsupportedOperationException("u can't fuck me...");
1730
}
1831

19-
public static File getFile(File directory, String... names) {
20-
if (directory == null) {
21-
throw new NullPointerException(
22-
"directorydirectory must not be null");
32+
33+
public static StringBuilder readFile(String filePath, String charsetName) {
34+
File file = new File(filePath);
35+
if (!file.isFile()) return null;
36+
return readFile(file, charsetName);
37+
}
38+
39+
public static StringBuilder readFile(File file, String charsetName) {
40+
StringBuilder sb = new StringBuilder("");
41+
BufferedReader reader = null;
42+
try {
43+
InputStreamReader is = new InputStreamReader(new FileInputStream(file), charsetName);
44+
reader = new BufferedReader(is);
45+
String line;
46+
while ((line = reader.readLine()) != null) {
47+
if (!sb.toString().equals("")) {
48+
sb.append("\r\n");
49+
}
50+
sb.append(line);
51+
}
52+
reader.close();
53+
return sb;
54+
} catch (IOException e) {
55+
throw new RuntimeException("IOException occurred. ", e);
56+
} finally {
57+
if (reader != null) {
58+
try {
59+
reader.close();
60+
} catch (IOException e) {
61+
e.printStackTrace();
62+
}
63+
}
2364
}
24-
if (names == null) {
25-
throw new NullPointerException("names must not be null");
65+
}
66+
67+
public static boolean writeFile(String filePath, String content, boolean append) {
68+
if (StringUtils.isSpace(content)) return false;
69+
FileWriter fileWriter = null;
70+
try {
71+
makeDirs(filePath);
72+
fileWriter = new FileWriter(filePath, append);
73+
fileWriter.write(content);
74+
return true;
75+
} catch (IOException e) {
76+
throw new RuntimeException("IOException occurred. ", e);
77+
} finally {
78+
if (fileWriter != null) {
79+
try {
80+
fileWriter.close();
81+
} catch (IOException e) {
82+
e.printStackTrace();
83+
}
84+
}
2685
}
27-
File file = directory;
28-
for (String name : names) {
29-
file = new File(file, name);
86+
}
87+
88+
public static boolean writeFile(String filePath, String content) {
89+
return writeFile(filePath, content, false);
90+
}
91+
92+
public static boolean writeFile(String filePath, InputStream stream) {
93+
return writeFile(filePath, stream, false);
94+
}
95+
96+
97+
public static boolean writeFile(String filePath, InputStream stream, boolean append) {
98+
return writeFile(filePath != null ? new File(filePath) : null, stream, append);
99+
}
100+
101+
public static boolean writeFile(File file, InputStream stream) {
102+
return writeFile(file, stream, false);
103+
}
104+
105+
public static boolean writeFile(File file, InputStream stream, boolean append) {
106+
OutputStream o = null;
107+
try {
108+
makeDirs(file.getAbsolutePath());
109+
o = new FileOutputStream(file, append);
110+
byte data[] = new byte[1024];
111+
int length;
112+
while ((length = stream.read(data)) != -1) {
113+
o.write(data, 0, length);
114+
}
115+
o.flush();
116+
return true;
117+
} catch (FileNotFoundException e) {
118+
throw new RuntimeException("FileNotFoundException occurred. ", e);
119+
} catch (IOException e) {
120+
throw new RuntimeException("IOException occurred. ", e);
121+
} finally {
122+
if (o != null) {
123+
try {
124+
o.close();
125+
stream.close();
126+
} catch (IOException e) {
127+
e.printStackTrace();
128+
}
129+
}
130+
}
131+
}
132+
133+
public static void moveFile(String sourceFilePath, String destFilePath) {
134+
if (TextUtils.isEmpty(sourceFilePath) || TextUtils.isEmpty(destFilePath)) {
135+
throw new RuntimeException("Both sourceFilePath and destFilePath cannot be null.");
136+
}
137+
moveFile(new File(sourceFilePath), new File(destFilePath));
138+
}
139+
140+
public static void moveFile(File srcFile, File destFile) {
141+
boolean rename = srcFile.renameTo(destFile);
142+
if (!rename) {
143+
copyFile(srcFile.getAbsolutePath(), destFile.getAbsolutePath());
144+
deleteFile(srcFile.getAbsolutePath());
145+
}
146+
}
147+
148+
public static boolean copyFile(String sourceFilePath, String destFilePath) {
149+
InputStream inputStream = null;
150+
try {
151+
inputStream = new FileInputStream(sourceFilePath);
152+
} catch (FileNotFoundException e) {
153+
throw new RuntimeException("FileNotFoundException occurred. ", e);
30154
}
31-
return file;
155+
return writeFile(destFilePath, inputStream);
32156
}
33157

158+
159+
public static List<String> readFileToList(String filePath, String charsetName) {
160+
File file = new File(filePath);
161+
if (!file.isFile()) return null;
162+
List<String> fileContent = new ArrayList<>();
163+
BufferedReader reader = null;
164+
try {
165+
InputStreamReader is = new InputStreamReader(new FileInputStream(file), charsetName);
166+
reader = new BufferedReader(is);
167+
String line;
168+
while ((line = reader.readLine()) != null) {
169+
fileContent.add(line);
170+
}
171+
reader.close();
172+
return fileContent;
173+
} catch (IOException e) {
174+
throw new RuntimeException("IOException occurred. ", e);
175+
} finally {
176+
if (reader != null) {
177+
try {
178+
reader.close();
179+
} catch (IOException e) {
180+
e.printStackTrace();
181+
}
182+
}
183+
}
184+
}
185+
186+
public static String getFolderName(String filePath) {
187+
if (StringUtils.isSpace(filePath)) return filePath;
188+
int lastSep = filePath.lastIndexOf(File.separator);
189+
return lastSep == -1 ? "" : filePath.substring(0, lastSep);
190+
}
191+
192+
public static String getFileName(String filePath) {
193+
if (StringUtils.isSpace(filePath)) return filePath;
194+
int lastSep = filePath.lastIndexOf(File.separator);
195+
return lastSep == -1 ? filePath : filePath.substring(lastSep + 1);
196+
}
197+
198+
public static String getFileNameWithoutExtension(String filePath) {
199+
if (StringUtils.isSpace(filePath)) return filePath;
200+
int lastPoi = filePath.lastIndexOf('.');
201+
int lastSep = filePath.lastIndexOf(File.separator);
202+
if (lastSep == -1) {
203+
return (lastPoi == -1 ? filePath : filePath.substring(0, lastPoi));
204+
}
205+
if (lastPoi == -1 || lastSep > lastPoi) {
206+
return filePath.substring(lastSep + 1);
207+
}
208+
return filePath.substring(lastSep + 1, lastPoi);
209+
}
210+
211+
212+
public static String getFileExtension(String filePath) {
213+
if (StringUtils.isSpace(filePath)) return filePath;
214+
int lastPoi = filePath.lastIndexOf('.');
215+
int lastSep = filePath.lastIndexOf(File.separator);
216+
if (lastPoi == -1 || lastSep >= lastPoi) return "";
217+
return filePath.substring(lastPoi + 1);
218+
}
219+
220+
221+
public static boolean makeDirs(String filePath) {
222+
String folderName = getFolderName(filePath);
223+
if (StringUtils.isEmpty(folderName)) return false;
224+
File folder = new File(folderName);
225+
return (folder.exists() && folder.isDirectory()) || folder.mkdirs();
226+
}
227+
228+
public static boolean makeFolders(String filePath) {
229+
return makeDirs(filePath);
230+
}
231+
232+
public static boolean isFileExist(String filePath) {
233+
if (StringUtils.isSpace(filePath)) return false;
234+
File file = new File(filePath);
235+
return file.exists() && file.isFile();
236+
}
237+
238+
public static boolean isFolderExist(String directoryPath) {
239+
if (StringUtils.isSpace(directoryPath)) return false;
240+
File dire = new File(directoryPath);
241+
return dire.exists() && dire.isDirectory();
242+
}
243+
244+
public static boolean deleteFile(String path) {
245+
if (StringUtils.isSpace(path)) return true;
246+
File file = new File(path);
247+
if (!file.exists()) {
248+
return true;
249+
}
250+
if (file.isFile()) {
251+
return file.delete();
252+
}
253+
if (!file.isDirectory()) {
254+
return false;
255+
}
256+
for (File f : file.listFiles()) {
257+
if (f.isFile()) {
258+
f.delete();
259+
} else if (f.isDirectory()) {
260+
deleteFile(f.getAbsolutePath());
261+
}
262+
}
263+
return file.delete();
264+
}
265+
266+
public static long getFileSize(String path) {
267+
if (StringUtils.isSpace(path)) return -1;
268+
File file = new File(path);
269+
return (file.exists() && file.isFile() ? file.length() : -1);
270+
}
34271
}

‎utilcode/src/main/java/com/blankj/utilcode/utils/SDCardUtils.java

Lines changed: 28 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -37,6 +37,34 @@ public static String getSDCardPath() {
3737
return Environment.getExternalStorageDirectory().getAbsolutePath() + File.separator;
3838
}
3939

40+
// /**
41+
// * 计算SD卡的剩余空间
42+
// *
43+
// * @return 返回-1，说明没有安装sd卡
44+
// */
45+
// public static long getFreeBytes(int unit) {
46+
// long freeSpace = 0;
47+
// if (isSDCardEnable()) {
48+
// try {
49+
// File path = Environment.getExternalStorageDirectory();
50+
// StatFs stat = new StatFs(path.getPath());
51+
// long blockSize = 0;
52+
// long availableBlocks = 0;
53+
// if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR2) {
54+
// blockSize = stat.getBlockSizeLong();
55+
// availableBlocks = stat.getAvailableBlocksLong();
56+
// }
57+
// freeSpace = (availableBlocks * blockSize) / unit;
58+
// } catch (Exception e) {
59+
// e.printStackTrace();
60+
// }
61+
// } else {
62+
// return -1;
63+
// }
64+
// return (freeSpace);
65+
// }
66+
67+
4068
// /**
4169
// * 获取SD卡的剩余容量 单位byte
4270
// *

0 commit comments

Comments
 (0)