Glide的缓存图片，清除缓存

来源：互联网发布：数字照度计软件编辑：程序博客网时间：2024/04/30 16:42
empty//在Adapter缓存 Glide.with(context).load(list.get(i)                .getMiddle_image().getUrl())                .placeholder(R.mipmap.ic_launcher)                .error(R.drawable.h)                .diskCacheStrategy(DiskCacheStrategy.SOURCE)                .into(holder.img);          holder.img.setOnClickListener(new View.OnClickListener() {              @Override              public void onClick(View view) {                  Intent intent = new Intent(context,Main2Activity.class);                  context.startActivity(intent);              }          });                              //Main2Activity          public class Main2Activity extends AppCompatActivity {    private TextView clear;    private TextView num;    String formatSize;    String old;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main2);        clear = (TextView) findViewById(R.id.clear);        num = (TextView) findViewById(R.id.num);        try {            formatSize= getFormatSize(getFolderSize(new File(Main2Activity.this.getCacheDir() + "/" + InternalCacheDiskCacheFactory.DEFAULT_DISK_CACHE_DIR)));            num.setText(formatSize);        } catch (Exception e) {            e.printStackTrace();        }      clear.setOnClickListener(new View.OnClickListener() {          @Override          public void onClick(View view) {              try {                  if (Looper.myLooper() == Looper.getMainLooper()) {                      new Thread(new Runnable() {                          @Override                          public void run() {                              Glide.get(Main2Activity.this).clearDiskCache();// BusUtil.getBus().post(new GlideCacheClearSuccessEvent());                              try {                                  old= getFormatSize(getFolderSize(new File(Main2Activity.this.getCacheDir() + "/" + InternalCacheDiskCacheFactory.DEFAULT_DISK_CACHE_DIR)));                              } catch (Exception e) {                                  e.printStackTrace();                              }                          }                      }).start();                  } else {                      Glide.get(Main2Activity.this).clearDiskCache();                  }                  num.setText(old);              } catch (Exception e) {                  e.printStackTrace();              }          }      });    }    public String getCacheSize(Context context) {        try {            return getFormatSize(getFolderSize(new File(context.getCacheDir() + "/"+ InternalCacheDiskCacheFactory.DEFAULT_DISK_CACHE_DIR)));        } catch (Exception e) {            e.printStackTrace();        }        return "";    }    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;    }    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";    }}//Main2Activity布局文件
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