增加日志

This commit is contained in:
2026-01-26 15:16:35 +08:00
parent 5bc244dde5
commit 8f788529d2
3 changed files with 716 additions and 9 deletions
@@ -0,0 +1,697 @@
package com.sw.platecabinet.utils;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import com.sw.plate.App;
import com.sw.plate.utils.AppUtil;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.StringReader;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.List;
public class FileUtil {
private static boolean isSaveLog = true;
public static final String FILE_STR_PATH = App.getContext().getExternalCacheDir().getAbsolutePath();
public static final int SIZETYPE_B = 1;//获取文件大小单位为B的double值
public static final int SIZETYPE_KB = 2;//获取文件大小单位为KB的double值
public static final int SIZETYPE_MB = 3;//获取文件大小单位为MB的double值
public static final int SIZETYPE_GB = 4;//获取文件大小单位为GB的double值
private static String urlNull = "原文件路径不存在";
private static String isFile = "原文件不是文件";
private static String canRead = "原文件不能读";
private static String copyFalse = "备份失败!";
private static String cFromFile = "创建原文件出错:";
private static String ctoFile = "创建备份文件出错:";
/**
* 写入文件
* FileUtil.byteWriteFile(getExternalFilesDir("123"),"test.jpg",nv21);
*
* @param filePath
* @param fileName
* @param bytes
*/
public static void byteWriteFile(File filePath, String fileName, byte[] bytes) {
BufferedOutputStream bout = null;
try {
File file = new File(filePath, fileName);
if (file.exists() == false) {
if (file.getParentFile().exists() == false) {
file.getParentFile().mkdirs();
}
file.createNewFile();
}
bout = new BufferedOutputStream(new FileOutputStream(file, false));
bout.write(bytes);
bout.flush();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (bout != null) {
try {
bout.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
/**
* 获取文件名
*
* @param path 路径
* @return 文件名
*/
public static String getFileName(String path) {
int index = path.lastIndexOf("/");
return path.substring(index + 1);
}
/**
* 根据文件路径获取文件
*
* @param path 路径
* @return
*/
public static File getFileByPath(String path) {
File file = new File(path);
if (file.exists()) {
return new File(path);
} else {
return null;
}
}
/**
* 重命名文件
*
* @param filePath 文件路径
* @param newName 新名称
* @return {@code true}: 重命名成功<br>{@code false}: 重命名失败
*/
public static boolean rename(String filePath, String newName) {
return rename(getFileByPath(filePath), newName);
}
/**
* 重命名文件
*
* @param file 文件
* @param newName 新名称
* @return {@code true}: 重命名成功<br>{@code false}: 重命名失败
*/
public static boolean rename(File file, String newName) {
// 文件为空返回false
if (file == null) return false;
// 文件不存在返回false
if (!file.exists()) return false;
// 新的文件名为空返回false
if (AppUtil.isEmpty(newName)) return false;
// 如果文件名没有改变返回true
if (newName.equals(file.getName())) return true;
File newFile = new File(file.getParent() + File.separator + newName);
// 如果重命名的文件已存在返回false
return !newFile.exists()
&& file.renameTo(newFile);
}
/**
* 判断文件是否存在
*
* @param path 文件的路径,含文件后缀和文件名
* @return 是否存在
*/
public static boolean isFileExists(String path) {
File file = new File(path);
if (file.exists()) {
return true;
} else {
return false;
}
}
/**
* 判断文件是否存在
*
* @return 是否存在
*/
public static boolean isFileExists(File file) {
if (file.exists()) {
return true;
} else {
return false;
}
}
/**
* 删除文件夹及文件夹下所有内容
*
* @param path 文件夹路径
* @return 返回是否删除成功
*/
public static boolean deleteFiles(String path) {
if (getFileByPath(path) != null) {
return deleteFiles(getFileByPath(path));
} else {
return false;
}
}
/**
* 删除文件夹及文件夹下所有内容
*
* @param file 文件
* @return 返回是否删除成功
*/
public static boolean deleteFiles(File file) {
try {
if (file.exists()) { // 判断文件是否存在
if (file.isFile()) { // 判断是否是文件
file.delete(); // delete()方法
} else if (file.isDirectory()) { // 否则如果它是一个目录
File files[] = file.listFiles(); // 声明目录下所有的文件 files[];
for (int i = 0; i < files.length; i++) { // 遍历目录下所有的文件
deleteFiles(files[i].getPath()); // 把每个文件 用这个方法进行迭代
}
file.delete();//删除目录
}
//file.delete();
return true;
} else {
return false;
}
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 获取文件的Uri
*
* @param path 文件的路径
* @return 文件的Uri
*/
public static Uri getUriFromFile(String path) {
File file = new File(path);
return Uri.fromFile(file);
}
/**
* 获取文件指定文件的指定单位的大小
*
* @param filePath 文件路径
* @param sizeType 获取大小的类型1为B、2为KB、3为MB、4为GB
* @return double值的大小
*/
public static double getFileOrFilesSize(String filePath, int sizeType) {
File file = new File(filePath);
long blockSize = 0;
try {
if (file.isDirectory()) {
blockSize = getFileSizes(file);
} else {
blockSize = getFileSize(file);
}
} catch (Exception e) {
e.printStackTrace();
L.i("获取文件大小", "获取失败!");
}
return FormetFileSize(blockSize, sizeType);
}
/**
* 调用此方法自动计算指定文件或指定文件夹的大小
*
* @param filePath 文件路径
* @return 计算好的带B、KB、MB、GB的字符串
*/
public static String getAutoFileOrFilesSize(String filePath) {
File file = new File(filePath);
long blockSize = 0;
try {
if (file.isDirectory()) {
blockSize = getFileSizes(file);
} else {
blockSize = getFileSize(file);
}
} catch (Exception e) {
e.printStackTrace();
L.i("获取文件大小", "获取失败!");
}
return FormetFileSize(blockSize);
}
/**
* 获取指定文件大小
*
* @param file
* @return
* @throws Exception
*/
private static long getFileSize(File file) throws Exception {
long size = 0;
if (file.exists()) {
FileInputStream fis = null;
fis = new FileInputStream(file);
size = fis.available();
} else {
// file.createNewFile();
L.i("获取文件大小", "文件不存在!");
}
return size;
}
/**
* 获取目录下指定文件名的文件包括子目录
* <p>大小写忽略</p>
*
* @param dirPath 目录路径
* @param fileName 文件名
* @return 文件链表
*/
public static List<File> searchFileInDir(String dirPath, String fileName) {
return searchFileInDir(getFileByPath(dirPath), fileName);
}
/**
* 获取目录下指定文件名的文件包括子目录
* <p>大小写忽略</p>
*
* @param dir 目录
* @param fileName 文件名
* @return 文件链表
*/
public static List<File> searchFileInDir(File dir, String fileName) {
if (dir == null || !dir.isDirectory()) return null;
List<File> list = new ArrayList<>();
File[] files = dir.listFiles();
if (files != null && files.length != 0) {
for (File file : files) {
if (file.getName().toUpperCase().equals(fileName.toUpperCase())) {
list.add(file);
}
if (file.isDirectory()) {
list.addAll(searchFileInDir(file, fileName));
}
}
}
return list;
}
/**
* 获取指定文件夹
*
* @param f
* @return
* @throws Exception
*/
private static long getFileSizes(File f) throws Exception {
long size = 0;
File flist[] = f.listFiles();
for (int i = 0; i < flist.length; i++) {
if (flist[i].isDirectory()) {
size = size + getFileSizes(flist[i]);
} else {
size = size + getFileSize(flist[i]);
}
}
return size;
}
/**
* 转换文件大小
*
* @param fileS
* @return
*/
private static String FormetFileSize(long fileS) {
DecimalFormat df = new DecimalFormat("#.00");
String fileSizeString = "";
String wrongSize = "0B";
if (fileS == 0) {
return wrongSize;
}
if (fileS < 1024) {
fileSizeString = df.format((double) fileS) + "B";
} else if (fileS < 1048576) {
fileSizeString = df.format((double) fileS / 1024) + "KB";
} else if (fileS < 1073741824) {
fileSizeString = df.format((double) fileS / 1048576) + "MB";
} else {
fileSizeString = df.format((double) fileS / 1073741824) + "GB";
}
return fileSizeString;
}
/**
* 转换文件大小,指定转换的类型
*
* @param fileS
* @param sizeType
* @return
*/
private static double FormetFileSize(long fileS, int sizeType) {
DecimalFormat df = new DecimalFormat("#.00");
double fileSizeLong = 0;
switch (sizeType) {
case SIZETYPE_B:
fileSizeLong = Double.valueOf(df.format((double) fileS));
break;
case SIZETYPE_KB:
fileSizeLong = Double.valueOf(df.format((double) fileS / 1024));
break;
case SIZETYPE_MB:
fileSizeLong = Double.valueOf(df.format((double) fileS / 1048576));
break;
case SIZETYPE_GB:
fileSizeLong = Double.valueOf(df.format((double) fileS / 1073741824));
break;
default:
break;
}
return fileSizeLong;
}
/**
* 复制文件
*
* @param fromFilePath 旧文件地址和名称
* @param toFilePath 新文件地址和名称
* @return 返回备份文件的信息,ok是成功,其它就是错误
*/
public static File copyFile(String fromFilePath, String toFilePath) {
File fromFile = null;
File toFile = null;
try {
fromFile = new File(fromFilePath);
} catch (Exception e) {
L.i(cFromFile + e.getMessage());
return null;
}
try {
toFile = new File(toFilePath);
if (toFile.isDirectory()) {
toFile = new File(toFilePath.endsWith("/") ? toFilePath + fromFile.getName() : toFilePath + "/" + fromFile.getName());
}
} catch (Exception e) {
L.i(ctoFile + e.getMessage());
return null;
}
if (!fromFile.exists()) {
L.i(urlNull);
return null;
}
if (!fromFile.isFile()) {
L.i(isFile);
return null;
}
if (!fromFile.canRead()) {
L.i(canRead);
return null;
}
// 复制到的路径如果不存在就创建
if (!toFile.getParentFile().exists()) {
toFile.getParentFile().mkdirs();
}
if (toFile.exists()) {
toFile.delete();
}
if (!toFile.canWrite()) {
//return notWrite;
}
try {
FileInputStream fosfrom = new FileInputStream(
fromFile);
FileOutputStream fosto = new FileOutputStream(toFile);
byte bt[] = new byte[1024];
int c;
while ((c = fosfrom.read(bt)) > 0) {
fosto.write(bt, 0, c); // 将内容写到新文件当中
}
//关闭数据流
fosfrom.close();
fosto.close();
} catch (Exception e) {
e.printStackTrace();
L.i(copyFalse + e.getMessage());
return null;
}
return toFile;
}
/**
* 创建文件
*
* @param path 文件路径
* @return 创建的文件
*/
public static synchronized File createNewFile(String path) {
File file = new File(path);
String parentPath = path.substring(0, path.lastIndexOf("/") + 1);
File parentFile = new File(parentPath);
if (!parentFile.exists()) {
parentFile.mkdirs();
}
if (!file.exists()) {
try {
file.createNewFile();
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
return file;
}
/***
* 根据文件后缀回去MIME类型
****/
private static String getMIMEType(File file) {
String type = "*/*";
String fName = file.getName();
//获取后缀名前的分隔符"."在fName中的位置。
int dotIndex = fName.lastIndexOf(".");
if (dotIndex < 0) {
return type;
}
/* 获取文件的后缀名*/
String end = fName.substring(dotIndex, fName.length()).toLowerCase();
if (end == "") return type;
//在MIME和文件类型的匹配表中找到对应的MIME类型。
for (int i = 0; i < MIME_MapTable.length; i++) { //MIME_MapTable??在这里你一定有疑问,这个MIME_MapTable是什么?
if (end.equals(MIME_MapTable[i][0]))
type = MIME_MapTable[i][1];
}
return type;
}
/**
* 获取全路径中的文件拓展名
*
* @param file 文件
* @return 文件拓展名
*/
public static String getFileExtension(File file) {
if (file == null) return null;
return getFileExtension(file.getPath());
}
/**
* 获取全路径中的文件拓展名
*
* @param filePath 文件路径
* @return 文件拓展名
*/
public static String getFileExtension(String filePath) {
if (AppUtil.isEmpty(filePath)) return filePath;
int lastPoi = filePath.lastIndexOf('.');
int lastSep = filePath.lastIndexOf(File.separator);
if (lastPoi == -1 || lastSep >= lastPoi) return "";
return filePath.substring(lastPoi + 1);
}
/**
* 调用系统应用打开文件
*
* @param context 上下文
* @param file 文件
*/
public static void openFile(Context context, File file) {
Intent intent = new Intent();
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
//设置intent的Action属性
intent.setAction(Intent.ACTION_VIEW);
//获取文件file的MIME类型
String type = getMIMEType(file);
//设置intent的data和Type属性。
intent.setDataAndType(Uri.fromFile(file), type);
//跳转
try {
context.startActivity(intent);
} catch (Exception e) {
e.printStackTrace();
L.i("找不到打开此文件的应用!");
}
}
/**
* 保存文本文件
* FileUtil.saveStrFile("测试", "log.txt", FILE_STR_PATH, true);
*
* @param res 写入内容
* @param fileName 文件名
* @param filePath 路径
* @param append true新增 false替换
* @return
*/
public static boolean saveStrFile(String res, String fileName, String filePath, boolean append) {
boolean flag = true;
BufferedReader bufferedReader = null;
BufferedWriter bufferedWriter = null;
try {
File file = new File(filePath, fileName);
if (!file.exists()) {
file.getParentFile().mkdirs();
file.createNewFile();
}
bufferedReader = new BufferedReader(new StringReader(res));
bufferedWriter = new BufferedWriter(new FileWriter(file, append));
char buf[] = new char[1024]; //字符缓冲区
int len;
while ((len = bufferedReader.read(buf)) != -1) {
bufferedWriter.write(buf, 0, len);
}
bufferedWriter.flush();
bufferedReader.close();
bufferedWriter.close();
} catch (IOException e) {
e.printStackTrace();
flag = false;
return flag;
} finally {
if (bufferedReader != null) {
try {
bufferedReader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
return flag;
}
public static void saveLog(String... logs) {
if (!isSaveLog) {
return;
}
new Thread() {
@Override
public void run() {
super.run();
StringBuilder sb = new StringBuilder();
for (String log : logs) {
sb.append("===")
.append((AppUtil.formatDateGetCurrentTime()))
.append("===")
.append("\n")
.append(log)
.append("\n");
}
String fileName = "log" + AppUtil.formatDateGetDay(System.currentTimeMillis()) + ".txt";
FileUtil.saveStrFile(sb.toString(), fileName, FILE_STR_PATH, true);
}
}.start();
}
private static final String[][] MIME_MapTable = {
// {后缀名,MIME类型}
{".3gp", "video/3gpp"},
{".apk", "application/vnd.android.package-archive"},
{".asf", "video/x-ms-asf"},
{".avi", "video/x-msvideo"},
{".bin", "application/octet-stream"},
{".bmp", "image/bmp"},
{".c", "text/plain"},
{".class", "application/octet-stream"},
{".conf", "text/plain"},
{".cpp", "text/plain"},
{".doc", "application/msword"},
{".docx",
"application/vnd.openxmlformats-officedocument.wordprocessingml.document"},
{".xls", "application/vnd.ms-excel"},
{".xlsx",
"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"},
{".exe", "application/octet-stream"},
{".gif", "image/gif"},
{".gtar", "application/x-gtar"},
{".gz", "application/x-gzip"},
{".h", "text/plain"},
{".htm", "text/html"},
{".html", "text/html"},
{".jar", "application/java-archive"},
{".java", "text/plain"},
{".jpeg", "image/jpeg"},
{".jpg", "image/jpeg"},
{".js", "application/x-javascript"},
{".log", "text/plain"},
{".m3u", "audio/x-mpegurl"},
{".m4a", "audio/mp4a-latm"},
{".m4b", "audio/mp4a-latm"},
{".m4p", "audio/mp4a-latm"},
{".m4u", "video/vnd.mpegurl"},
{".m4v", "video/x-m4v"},
{".mov", "video/quicktime"},
{".mp2", "audio/x-mpeg"},
{".mp3", "audio/x-mpeg"},
{".mp4", "video/mp4"},
{".mpc", "application/vnd.mpohun.certificate"},
{".mpe", "video/mpeg"},
{".mpeg", "video/mpeg"},
{".mpg", "video/mpeg"},
{".mpg4", "video/mp4"},
{".mpga", "audio/mpeg"},
{".msg", "application/vnd.ms-outlook"},
{".ogg", "audio/ogg"},
{".pdf", "application/pdf"},
{".png", "image/png"},
{".pps", "application/vnd.ms-powerpoint"},
{".ppt", "application/vnd.ms-powerpoint"},
{".pptx",
"application/vnd.openxmlformats-officedocument.presentationml.presentation"},
{".prop", "text/plain"}, {".rc", "text/plain"},
{".rmvb", "audio/x-pn-realaudio"}, {".rtf", "application/rtf"},
{".sh", "text/plain"}, {".tar", "application/x-tar"},
{".tgz", "application/x-compressed"}, {".txt", "text/plain"},
{".wav", "audio/x-wav"}, {".wma", "audio/x-ms-wma"},
{".wmv", "audio/x-ms-wmv"},
{".wps", "application/vnd.ms-works"}, {".xml", "text/plain"},
{".z", "application/x-compress"},
{".zip", "application/x-zip-compressed"}, {"", "*/*"}};
}