Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import android.content.Context;
import android.os.Environment;
import java.io.File;
import java.io.IOException;

public class Main {
    /**
     * Returns application cache directory. Cache directory will be created on SD card
     * <i>("/Android/data/[app_package_name]/cache")</i> if card is mounted. Else - Android defines cache directory on
     * device's file system.
     * 
     * @param context Application context
     * @return Cache {@link File directory}
     */
    public static File getCacheDirectory(Context context) {
        File appCacheDir = null;
        if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
            appCacheDir = getExternalCacheDir(context);
        }
        if (appCacheDir == null) {
            appCacheDir = context.getCacheDir();
        }
        return appCacheDir;
    }

    private static File getExternalCacheDir(Context context) {
        File dataDir = new File(new File(Environment.getExternalStorageDirectory(), "Android"), "data");
        File appCacheDir = new File(new File(dataDir, context.getPackageName()), "cache");
        if (!appCacheDir.exists()) {
            if (!appCacheDir.mkdirs()) {
                //L.w("Unable to create external cache directory");
                return null;
            }
            try {
                new File(appCacheDir, ".nomedia").createNewFile();
            } catch (IOException e) {
                //L.i("Can't create \".nomedia\" file in application external cache directory");
                return null;
            }
        }
        return appCacheDir;
    }
}