我正在使用滑行库进行图像加载。我的应用程序中有很多图像,因此一旦高速缓存大小大于50 MB,我想清除缓存。有人可以帮我吗?
call glide.get(context).cleardiskcache()在UI线程外。(也考虑clearmemory()也可以在清除磁盘缓存后防止惊喜)这对我有用
new Thread(new Runnable() {
@Override
public void run() {
Glide.get(MainActivity.this).clearDiskCache();
}
}).start();
我的应用中有很多图像,所以我想清除高速缓存大小大于50 MB。
如果要放置50 MB,则可以实现Glide模块
import android.annotation.TargetApi;
import android.content.Context;
import android.os.Build;
import android.os.Environment;
import android.os.StatFs;
import android.util.Log;
import com.bumptech.glide.Glide;
import com.bumptech.glide.GlideBuilder;
import com.bumptech.glide.load.engine.cache.InternalCacheDiskCacheFactory;
import com.bumptech.glide.module.GlideModule;
import com.example.MyApplication;
import java.util.Locale;
public class LimitCacheSizeGlideModule implements GlideModule {
// Modern device should have 8GB (=7.45GiB) or more!
private static final int SMALL_INTERNAL_STORAGE_THRESHOLD_GIB = 6;
private static final int DISK_CACHE_SIZE_FOR_SMALL_INTERNAL_STORAGE_MIB = 50*1024*1024;
@Override
public void applyOptions(Context context, GlideBuilder builder) {
if (MyApplication.from(context).isTest()) return; // NOTE: StatFs will crash on robolectric.
double totalGiB = getTotalBytesOfInternalStorage() / 1024.0 / 1024.0 / 1024.0;
Log.i(String.format(Locale.US, "Internal Storage Size: %.1fGiB", totalGiB));
if (totalGiB < SMALL_INTERNAL_STORAGE_THRESHOLD_GIB) {
Log.i("Limiting image cache size to " + DISK_CACHE_SIZE_FOR_SMALL_INTERNAL_STORAGE_MIB + "MiB");
builder.setDiskCache(new InternalCacheDiskCacheFactory(context, DISK_CACHE_SIZE_FOR_SMALL_INTERNAL_STORAGE_MIB));
}
}
@Override
public void registerComponents(Context context, Glide glide) {
}
private long getTotalBytesOfInternalStorage() {
// http://stackoverflow.com/a/4595449/1474113
StatFs stat = new StatFs(Environment.getDataDirectory().getPath());
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
return getTotalBytesOfInternalStorageWithStatFs(stat);
} else {
return getTotalBytesOfInternalStorageWithStatFsPreJBMR2(stat);
}
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private long getTotalBytesOfInternalStorageWithStatFs(StatFs stat) {
return stat.getTotalBytes();
}
@SuppressWarnings("deprecation")
private long getTotalBytesOfInternalStorageWithStatFsPreJBMR2(StatFs stat) {
return (long) stat.getBlockSize() * stat.getBlockCount();
}
}
然后在您的清单中添加像这样的
<manifest
...
<application>
<meta-data
android:name="YourPackageNameHere.LimitCacheSizeGlideModule"
android:value="GlideModule" />
...
</application>
</manifest>