Glide缓存工具类

*/

@SuppressWarnings("ResultOfMethodCallIgnored")

public class GlideCacheUtil {

private static GlideCacheUtil instance;

public static GlideCacheUtil getInstance() {

if (null == instance) {

instance = new GlideCacheUtil();

}

return instance;

}

// 获取Glide磁盘缓存大小

public String getCacheSize(Context mContext) {

try {

return getFormatSize(getFolderSize(new File(mContext.getCacheDir() + "/" + GlideCatchConfig.GLIDE_CARCH_DIR)));

} catch (Exception e) {

e.printStackTrace();

return "获取失败";

}

}

// 清除Glide磁盘缓存，自己获取缓存文件夹并删除方法

public boolean cleanCatchDisk(Context mContext) {

return deleteFolderFile(mContext.getCacheDir() + "/" + GlideCatchConfig.GLIDE_CARCH_DIR, true);

}

// 清除图片磁盘缓存，调用Glide自带方法

public boolean clearCacheDiskSelf(final Context mContext) {

try {

if (Looper.myLooper() == Looper.getMainLooper()) {

new Thread(new Runnable() {

@Override

public void run() {

Glide.get(mContext).clearDiskCache();

}

}).start();

} else {

Glide.get(mContext).clearDiskCache();

}

return true;

} catch (Exception e) {

e.printStackTrace();

return false;

}

}

// 清除Glide内存缓存

public boolean clearCacheMemory(Context mContext) {

try {

if (Looper.myLooper() == Looper.getMainLooper()) { //只能在主线程执行

Glide.get(mContext).clearMemory();

return true;

}

} catch (Exception e) {

e.printStackTrace();

}

return false;

}

// 获取指定文件夹内所有文件大小的和

private long getFolderSize(File file) throws Exception {

long size = 0;

try {

File[] fileList = file.listFiles();

for (File aFileList : fileList) {

if (aFileList.isDirectory()) {

size = size + getFolderSize(aFileList);

} else {

size = size + aFileList.length();

}

}

} catch (Exception e) {

e.printStackTrace();

}

return size;

}

// 格式化单位

private static String getFormatSize(double size) {

double kiloByte = size / 1024;

if (kiloByte < 1) {

return size + "Byte";

}

double megaByte = kiloByte / 1024;

if (megaByte < 1) {

BigDecimal result1 = new BigDecimal(Double.toString(kiloByte));

return result1.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "KB";

}

double gigaByte = megaByte / 1024;

if (gigaByte < 1) {

BigDecimal result2 = new BigDecimal(Double.toString(megaByte));

return result2.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "MB";

}

double teraBytes = gigaByte / 1024;

if (teraBytes < 1) {

BigDecimal result3 = new BigDecimal(Double.toString(gigaByte));

return result3.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "GB";

}

BigDecimal result4 = new BigDecimal(teraBytes);

return result4.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "TB";

}

// 按目录删除文件夹文件方法

private boolean deleteFolderFile(String filePath, boolean deleteThisPath) {

try {

File file = new File(filePath);

if (file.isDirectory()) {

File files[] = file.listFiles();

for (File file1 : files) {

deleteFolderFile(file1.getAbsolutePath(), true);

}

}

if (deleteThisPath) {

if (!file.isDirectory()) {

file.delete();

} else {

if (file.listFiles().length == 0) {

file.delete();

}

}

}

return true;

} catch (Exception e) {

e.printStackTrace();

return false;

}

}

}