newFny/app/src/main/java/com/qingdaofushan/home/component/App.java

/*
 * Copyright 2018 Zhenjie Yan.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.qingdaofushan.home.component;

import android.app.Application;
import android.content.Context;
import android.os.Environment;

import androidx.annotation.NonNull;

import com.kongzue.dialogx.DialogX;
import com.lzy.okgo.OkGo;
import com.lzy.okgo.cache.CacheEntity;
import com.lzy.okgo.cache.CacheMode;
import com.lzy.okgo.cookie.CookieJarImpl;
import com.lzy.okgo.cookie.store.SPCookieStore;
import com.lzy.okgo.interceptor.HttpLoggingInterceptor;
import com.yanzhenjie.andserver.util.IOUtils;

import java.io.File;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;

import okhttp3.OkHttpClient;

public class App extends Application {

    private static final long MILLISECONDS = 5000;
    private static App mInstance;

    private File mRootDir;

    @Override
    public void onCreate() {
        super.onCreate();
        if (mInstance == null) {
            mInstance = this;
            initRootPath(this);
        }
        initOkGo();
        //初始化弹窗
        DialogX.init(this);
    }

    @NonNull
    public static App getInstance() {
        return mInstance;
    }

    @NonNull
    public File getRootDir() {
        return mRootDir;
    }

    private void initRootPath(Context context) {
        if (mRootDir != null) {
            return;
        }

        if (FileUtils.storageAvailable()) {
            mRootDir = Environment.getExternalStorageDirectory();
        } else {
            mRootDir = context.getFilesDir();
        }
        mRootDir = new File(mRootDir, "HomeCareSAS");
        IOUtils.createFolder(mRootDir);
    }
    /**
     * 初始化okGo网络请求框架
     * <p>
     * 注：一般在Aplication，或者基类中配置，只需要调用一次即可
     * <p>
     * 可以配置log开关
     * 全局的超时时间
     * 全局cookie管理策略
     * Https配置
     * 超时重连次数
     * 公共的请求头和请求参数等信息
     */
    private void initOkGo() {
        OkHttpClient.Builder builder = new OkHttpClient.Builder();
        HttpLoggingInterceptor loggingInterceptor = new HttpLoggingInterceptor("HomeCareSAS");
        //Log的打印级别决定了log显示的详细程度
        loggingInterceptor.setPrintLevel(HttpLoggingInterceptor.Level.BODY);
        //log颜色级别，决定了log在控制台现实的颜色
        loggingInterceptor.setColorLevel(Level.OFF);
        //开关LOG！！！！！！！！！
        builder.addInterceptor(loggingInterceptor);
        //全局的读取超时时间
        builder.readTimeout(MILLISECONDS, TimeUnit.MILLISECONDS);
        //全局的写入超时时间
        builder.writeTimeout(MILLISECONDS, TimeUnit.MILLISECONDS);
        //全局的连接超时时间
        builder.connectTimeout(MILLISECONDS, TimeUnit.MILLISECONDS);

        //使用sp保持cookie，如果cookie不过期，则一直有效
        builder.cookieJar(new CookieJarImpl(new SPCookieStore(this)));
        OkGo.getInstance().init(this)                           //必须调用初始化
                .setOkHttpClient(builder.build())               //建议设置OkHttpClient，不设置将使用默认的
                .setCacheMode(CacheMode.REQUEST_FAILED_READ_CACHE)  //全局统一缓存模式，默认不使用缓存，可以不传
                .setCacheTime(CacheEntity.CACHE_NEVER_EXPIRE)   //全局统一缓存时间，默认永不过期，可以不传
                .setRetryCount(1);                              //全局统一超时重连次数，默认为三次，那么最差的情况会请求4次(一次原始请求，三次重连请求)，不需要可以设置为0
    }
}