Skip to content

Commit ec6a3c6

Browse files
BlankjBlankj
committed
see 09/22 log
1 parent 0cd49df commit ec6a3c6

File tree

2 files changed

+120
-170
lines changed

2 files changed

+120
-170
lines changed

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

Lines changed: 118 additions & 169 deletions
Original file line numberDiff line numberDiff line change
@@ -1,17 +1,16 @@
11
package com.blankj.utilcode.utils;
22

3+
import android.content.Context;
34
import android.os.Environment;
45
import android.util.Log;
56

7+
import java.io.BufferedWriter;
68
import java.io.File;
79
import java.io.FileWriter;
810
import java.io.IOException;
9-
import java.io.PrintWriter;
10-
import java.io.StringWriter;
11-
import java.net.UnknownHostException;
1211
import java.text.SimpleDateFormat;
12+
import java.util.Calendar;
1313
import java.util.Date;
14-
import java.util.Locale;
1514

1615
/**
1716
* <pre>
@@ -23,219 +22,169 @@
2322
*/
2423
public class LogUtils {
2524

26-
public static final String CACHE_DIR_NAME = "MyLog";
27-
public static final String TAG = "Frame";
28-
public static boolean isDebugModel = true;// 是否输出日志
29-
public static boolean isSaveDebugInfo = true;// 是否保存调试日志
30-
public static boolean isSaveCrashInfo = true;// 是否保存报错日志
25+
private static Boolean LOG_SWITCH = true; // 日志文件总开关
26+
private static Boolean LOG_TO_FILE = false; // 日志写入文件开关
27+
private static String LOG_TAG = "TAG"; // 默认的tag
28+
private static char LOG_TYPE = 'v';// 输入日志类型，v代表输出所有信息,w则只输出警告...
29+
private static int LOG_SAVE_DAYS = 7;// sd卡中日志文件的最多保存天数
3130

32-
public static void v(final String tag, final String msg) {
33-
if (isDebugModel) {
34-
Log.v(tag, "--> " + msg);
35-
}
36-
}
31+
private final static SimpleDateFormat LOG_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 日志的输出格式
32+
private final static SimpleDateFormat FILE_SUFFIX = new SimpleDateFormat("yyyy-MM-dd");// 日志文件格式
33+
private static String LOG_FILE_PATH; // 日志文件保存路径
34+
private static String LOG_FILE_NAME;// 日志文件保存名称
3735

38-
public static void d(final String tag, final String msg) {
39-
if (isDebugModel) {
40-
Log.d(tag, "--> " + msg);
41-
}
42-
if (isSaveDebugInfo) {
43-
new Thread() {
44-
public void run() {
45-
write(time() + tag + " --> " + msg + "\n");
46-
}
47-
}.start();
48-
}
36+
public static void init(Context context) { // 在Application中初始化
37+
LOG_FILE_PATH = Environment.getExternalStorageDirectory().getPath() + File.separator + context.getPackageName();
38+
LOG_FILE_NAME = "Log";
4939
}
5040

51-
public static void i(final String tag, final String msg) {
52-
if (isDebugModel) {
53-
Log.i(tag, "--> " + msg);
54-
}
41+
/****************************
42+
* Warn
43+
*********************************/
44+
public static void w(Object msg) {
45+
w(LOG_TAG, msg);
5546
}
5647

57-
public static void w(final String tag, final String msg) {
58-
if (isDebugModel) {
59-
Log.w(tag, "--> " + msg);
60-
}
48+
public static void w(String tag, Object msg) {
49+
w(tag, msg, null);
6150
}
6251

63-
/**
64-
* 调试日志，便于开发跟踪。
65-
*
66-
* @param tag
67-
* @param msg
68-
*/
69-
public static void e(final String tag, final String msg) {
70-
if (isDebugModel) {
71-
Log.e(tag, " [CRASH] --> " + msg);
72-
}
52+
public static void w(String tag, Object msg, Throwable tr) {
53+
log(tag, msg.toString(), tr, 'w');
54+
}
7355

74-
if (isSaveCrashInfo) {
75-
new Thread() {
76-
public void run() {
77-
write(time() + tag + " [CRASH] --> " + msg + "\n");
78-
}
79-
}.start();
80-
}
56+
/***************************
57+
* Error
58+
********************************/
59+
public static void e(Object msg) {
60+
e(LOG_TAG, msg);
8161
}
8262

83-
/**
84-
* try catch 时使用，上线产品可上传反馈。
85-
*
86-
* @param tag
87-
* @param tr
88-
*/
89-
public static void e(final String tag, final Throwable tr) {
90-
if (isSaveCrashInfo) {
91-
new Thread() {
92-
public void run() {
93-
write(time() + tag + " [CRASH] --> " + getStackTraceString(tr) + "\n");
94-
}
95-
}.start();
96-
}
63+
public static void e(String tag, Object msg) {
64+
e(tag, msg, null);
9765
}
9866

99-
public static void v(String msg) {
100-
if (isDebugModel) {
101-
Log.v(TAG, "--> " + msg);
102-
}
67+
public static void e(String tag, Object msg, Throwable tr) {
68+
log(tag, msg.toString(), tr, 'e');
10369
}
10470

105-
public static void d(final String msg) {
106-
if (isDebugModel) {
107-
Log.d(TAG, "--> " + msg);
108-
}
109-
if (isSaveDebugInfo) {
110-
new Thread() {
111-
public void run() {
112-
write(time() + TAG + " --> " + msg + "\n");
113-
}
114-
}.start();
115-
}
71+
/***************************
72+
* Debug
73+
********************************/
74+
public static void d(Object msg) {
75+
d(LOG_TAG, msg);
11676
}
11777

118-
public static void i(String msg) {
119-
if (isDebugModel) {
120-
Log.i(TAG, "--> " + msg);
121-
}
78+
public static void d(String tag, Object msg) {// 调试信息
79+
d(tag, msg, null);
12280
}
12381

124-
public static void w(String msg) {
125-
if (isDebugModel) {
126-
Log.w(TAG, "--> " + msg);
127-
}
82+
public static void d(String tag, Object msg, Throwable tr) {
83+
log(tag, msg.toString(), tr, 'd');
12884
}
12985

130-
/**
131-
* 调试日志，便于开发跟踪。
132-
*
133-
* @param msg
134-
*/
135-
public static void e(final String msg) {
136-
if (isDebugModel) {
137-
Log.e(TAG, " [CRASH] --> " + msg);
138-
}
86+
/****************************
87+
* Info
88+
*********************************/
89+
public static void i(Object msg) {
90+
i(LOG_TAG, msg);
91+
}
13992

140-
if (isSaveCrashInfo) {
141-
new Thread() {
142-
public void run() {
143-
write(time() + TAG + "[CRASH] --> " + msg + "\n");
144-
}
145-
}.start();
146-
}
93+
public static void i(String tag, Object msg) {
94+
i(tag, msg, null);
14795
}
14896

149-
/**
150-
* try catch 时使用，上线产品可上传反馈。
151-
*
152-
* @param tr
153-
*/
154-
public static void e(final Throwable tr) {
155-
if (isSaveCrashInfo) {
156-
new Thread() {
157-
public void run() {
158-
write(time() + TAG + " [CRASH] --> " + getStackTraceString(tr) + "\n");
159-
}
160-
}.start();
161-
}
97+
public static void i(String tag, Object msg, Throwable tr) {
98+
log(tag, msg.toString(), tr, 'i');
16299
}
163100

164-
/**
165-
* 获取捕捉到的异常的字符串
166-
*
167-
* @param tr
168-
* @return
169-
*/
170-
public static String getStackTraceString(Throwable tr) {
171-
if (tr == null) {
172-
return "";
173-
}
101+
/**************************
102+
* Verbose
103+
********************************/
104+
public static void v(Object msg) {
105+
v(LOG_TAG, msg);
106+
}
174107

175-
Throwable t = tr;
176-
while (t != null) {
177-
if (t instanceof UnknownHostException) {
178-
return "";
179-
}
180-
t = t.getCause();
181-
}
108+
public static void v(String tag, Object msg) {
109+
v(tag, msg, null);
110+
}
182111

183-
StringWriter sw = new StringWriter();
184-
PrintWriter pw = new PrintWriter(sw);
185-
tr.printStackTrace(pw);
186-
return sw.toString();
112+
public static void v(String tag, Object msg, Throwable tr) {
113+
log(tag, msg.toString(), tr, 'v');
187114
}
188115

189116
/**
190-
* 标识每条日志产生的时间
117+
* 根据tag, msg和等级，输出日志
191118
*
192-
* @return
119+
* @param tag
120+
* @param msg
121+
* @param level
193122
*/
194-
private static String time() {
195-
return "[" + new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault()).format(new Date(System.currentTimeMillis())) + "] ";
123+
private static void log(String tag, String msg, Throwable tr, char level) {
124+
if (LOG_SWITCH) {
125+
if ('e' == level && ('e' == LOG_TYPE || 'v' == LOG_TYPE)) { // 输出错误信息
126+
Log.e(tag, msg, tr);
127+
} else if ('w' == level && ('w' == LOG_TYPE || 'v' == LOG_TYPE)) {
128+
Log.w(tag, msg, tr);
129+
} else if ('d' == level && ('d' == LOG_TYPE || 'v' == LOG_TYPE)) {
130+
Log.d(tag, msg, tr);
131+
} else if ('i' == level && ('d' == LOG_TYPE || 'v' == LOG_TYPE)) {
132+
Log.i(tag, msg, tr);
133+
} else {
134+
Log.v(tag, msg, tr);
135+
}
136+
if (LOG_TO_FILE)
137+
log2File(String.valueOf(level), tag, msg + tr == null ? "" : "\n" + Log.getStackTraceString(tr));
138+
}
196139
}
197140

198141
/**
199-
* 以年月日作为日志文件名称
142+
* 打开日志文件并写入日志
200143
*
201144
* @return
202-
*/
203-
private static String date() {
204-
return new SimpleDateFormat("yyyy-MM-dd", Locale.getDefault()).format(new Date(System.currentTimeMillis()));
145+
**/
146+
private synchronized static void log2File(String mylogtype, String tag, String text) {
147+
Date nowtime = new Date();
148+
String date = FILE_SUFFIX.format(nowtime);
149+
String dateLogContent = LOG_FORMAT.format(nowtime) + ":" + mylogtype + ":" + tag + ":" + text; // 日志输出格式
150+
File destDir = new File(LOG_FILE_PATH);
151+
if (!destDir.exists()) {
152+
destDir.mkdirs();
153+
}
154+
File file = new File(LOG_FILE_PATH, LOG_FILE_NAME + date);
155+
try {
156+
FileWriter filerWriter = new FileWriter(file, true);
157+
BufferedWriter bufWriter = new BufferedWriter(filerWriter);
158+
bufWriter.write(dateLogContent);
159+
bufWriter.newLine();
160+
bufWriter.close();
161+
filerWriter.close();
162+
} catch (IOException e) {
163+
e.printStackTrace();
164+
}
205165
}
206166

207167
/**
208-
* 保存到日志文件
209-
*
210-
* @param content
168+
* 删除指定的日志文件
211169
*/
212-
public static synchronized void write(String content) {
213-
try {
214-
FileWriter writer = new FileWriter(getFile(), true);
215-
writer.write(content);
216-
writer.close();
217-
} catch (IOException e) {
218-
e.printStackTrace();
170+
public static void delFile() {// 删除日志文件
171+
String needDelFiel = FILE_SUFFIX.format(getDateBefore());
172+
File file = new File(LOG_FILE_PATH, needDelFiel + LOG_FILE_NAME);
173+
if (file.exists()) {
174+
file.delete();
219175
}
220176
}
221177

222178
/**
223-
* 获取日志文件路径
179+
* 得到LOG_SAVE_DAYS天前的日期
224180
*
225181
* @return
226182
*/
227-
public static String getFile() {
228-
File sdDir = null;
229-
230-
if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED))
231-
sdDir = Environment.getExternalStorageDirectory();
232-
233-
File cacheDir = new File(sdDir + File.separator + CACHE_DIR_NAME);
234-
if (!cacheDir.exists())
235-
cacheDir.mkdir();
236-
237-
File filePath = new File(cacheDir + File.separator + date() + ".log");
238-
239-
return filePath.toString();
183+
private static Date getDateBefore() {
184+
Date nowtime = new Date();
185+
Calendar now = Calendar.getInstance();
186+
now.setTime(nowtime);
187+
now.set(Calendar.DATE, now.get(Calendar.DATE) - LOG_SAVE_DAYS);
188+
return now.getTime();
240189
}
241190
}

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

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -37,6 +37,7 @@ public static boolean isSDCardEnable() {
3737
* @return SD卡路径
3838
*/
3939
public static String getSDCardPath() {
40+
if (!isSDCardEnable()) return "sdcard unable!";
4041
return Environment.getExternalStorageDirectory().getPath() + File.separator;
4142
}
4243

@@ -46,8 +47,8 @@ public static String getSDCardPath() {
4647
* @return Data路径
4748
*/
4849
public static String getDataPath() {
50+
if (!isSDCardEnable()) return "sdcard unable!";
4951
return Environment.getDataDirectory().getPath();
50-
5152
}
5253

5354
/**

0 commit comments

Comments
 (0)