Android Glide缓存清除与获取缓存大小

http://blog.csdn.net/yaphetzhao/article/details/51729356

不多说了，还是直接上代码吧

/** * Created by zhaoyong on 2016/6/21. * Glide缓存工具类 */public class ImageCatchUtil {    private static ImageCatchUtil inst;    private final String ImageExternalCatchDir = Application.getInstance().getExternalCacheDir() + "/image_cache";    public static ImageCatchUtil getInstance() {        if (inst == null) {            inst = new ImageCatchUtil();        }        return inst;    }    /**     * 清除图片磁盘缓存     */    public void clearImageDiskCache() {        try {            if (Looper.myLooper() == Looper.getMainLooper()) {                new Thread(new Runnable() {                    @Override                    public void run() {                        Glide.get(Application.getInstance()).clearDiskCache();                    }                }).start();            } else {                Glide.get(Application.getInstance()).clearDiskCache();            }        } catch (Exception e) {            e.printStackTrace();        }    }    /**     * 清除图片内存缓存     */    public void clearImageMemoryCache() {        try {            if (Looper.myLooper() == Looper.getMainLooper()) { //只能在主线程执行                Glide.get(Application.getInstance()).clearMemory();            }        } catch (Exception e) {            e.printStackTrace();        }    }    /**     * 清除图片所有缓存     */    public void clearImageAllCache() {        clearImageDiskCache();        clearImageMemoryCache();        deleteFolderFile(ImageExternalCatchDir, true);    }    /**     * 获取Glide造成的缓存大小     *     * @return CacheSize     */    public String getCacheSize() {        try {            return getFormatSize(getFolderSize(new File(Application.getInstance().getCacheDir() + "/image_cache")));        } catch (Exception e) {            e.printStackTrace();        }        return "";    }    /**     * 获取指定文件夹内所有文件大小的和     *     * @param file file     * @return size     * @throws Exception     */    public 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;    }    /**     * 删除指定目录下的文件，这里用于缓存的删除     *     * @param filePath       filePath     * @param deleteThisPath deleteThisPath     */    public void deleteFolderFile(String filePath, boolean deleteThisPath) {        if (!TextUtils.isEmpty(filePath)) {            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();                        }                    }                }            } catch (Exception e) {                e.printStackTrace();            }        }    }    /**     * 格式化单位     *     * @param size size     * @return size     */    public 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";    }}
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GlideConfiguration配置文件，指定缓存目录等方法都在这里面

import android.content.Context;import com.bumptech.glide.Glide;import com.bumptech.glide.GlideBuilder;import com.bumptech.glide.load.DecodeFormat;import com.bumptech.glide.load.engine.bitmap_recycle.LruBitmapPool;import com.bumptech.glide.load.engine.cache.InternalCacheDiskCacheFactory;import com.bumptech.glide.load.engine.cache.LruResourceCache;import com.bumptech.glide.load.engine.cache.MemorySizeCalculator;import com.bumptech.glide.module.GlideModule;/** * Created by zhaoyong on 2016/6/16. * Glide配置文件 */public class GlideConfiguration implements GlideModule {    @Override    public void applyOptions(Context context, GlideBuilder builder) {        //自定义缓存目录，磁盘缓存给150M        builder.setDiskCache(new InternalCacheDiskCacheFactory(context, "image_catch", 150 * 1024 * 1024));    }    @Override    public void registerComponents(Context context, Glide glide) {    }}
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Manifest.xml

 <!--Glide配置文件--><meta-data android:name="com.xxx.xxx.glide.config.GlideConfiguration" android:value="GlideModule" />
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