Fresco图片缓存

最新推荐文章于 2019-04-16 14:55:57 发布

原创最新推荐文章于 2019-04-16 14:55:57 发布 · 379 阅读

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博客围绕Fresco图片缓存展开，但具体内容缺失。Fresco是与图片缓存相关的技术，在信息技术领域常用于优化图片加载和存储，可提升应用性能。

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package com.example.zsd.myapplication0316.app;

import android.app.Application;
import android.database.sqlite.SQLiteDatabase;
import android.os.Environment;

import com.example.zsd.myapplication0316.database.DaoMaster;
import com.example.zsd.myapplication0316.database.DaoSession;
import com.facebook.cache.disk.DiskCacheConfig;
import com.facebook.drawee.backends.pipeline.Fresco;
import com.facebook.imagepipeline.core.ImagePipelineConfig;

public class MyApp extends Application {

    public static DaoSession daoSession;

    @Override
    public void onCreate() {
        super.onCreate();
        DiskCacheConfig diskCacheConfig=DiskCacheConfig.newBuilder(this)
                .setBaseDirectoryName("image")
                .setBaseDirectoryPath(Environment.getExternalStorageDirectory())
                .build();
        ImagePipelineConfig config=ImagePipelineConfig.newBuilder(this)
                .setMainDiskCacheConfig(diskCacheConfig)
                .build();
        Fresco.initialize(this,config);
        DaoMaster.DevOpenHelper db = new DaoMaster.DevOpenHelper(this, "db");
        SQLiteDatabase writableDatabase = db.getWritableDatabase();
        DaoMaster daoMaster = new DaoMaster(writableDatabase);
        daoSession = daoMaster.newSession();
    }

    public static DaoSession getDaoSession() {
        return daoSession;
    }
}