Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import android.content.Context;
import android.graphics.Bitmap;

import android.util.Log;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class Main {
    public static final String TAG = "Save";
    private static final int CACHE_LIMIT = 1024;

    public static void saveThumb(Context context, String thumbName, Bitmap image) {
        if (thumbName == null || thumbName.length() <= 0)
            return;

        File pictureFile = getOutputMediaFile(context, thumbName);
        File dir = new File(context.getCacheDir() + "/thumbnails");
        if (dir.exists())//too many caches
        {
            File files[] = dir.listFiles();
            if (files.length > CACHE_LIMIT)
                files[0].deleteOnExit();
        }
        if (pictureFile == null) {
            Log.d(TAG, "Error creating media file, check storage permissions: ");// e.getMessage());
            return;
        }
        try {
            FileOutputStream fos = new FileOutputStream(pictureFile);
            image.compress(Bitmap.CompressFormat.PNG, 90, fos);
            fos.close();
        } catch (FileNotFoundException e) {
            Log.d(TAG, "File not found: " + e.getMessage());
        } catch (IOException e) {
            Log.d(TAG, "Error accessing file: " + e.getMessage());
        }
    }

    private static File getOutputMediaFile(Context context, String thumbName) {
        File file = new File(context.getCacheDir() + "/thumbnails/" + thumbName + ".png");
        if (!file.exists()) {
            File mediaStorageDir = new File(context.getCacheDir() + "/thumbnails");

            // Create the storage directory if it does not exist
            if (!mediaStorageDir.exists()) {
                if (!mediaStorageDir.mkdirs()) {
                    return null;
                }
            }
            // Create a media file name
            String mImageName = thumbName + ".png";
            File mediaFile = new File(mediaStorageDir.getPath() + File.separator + mImageName);
            return mediaFile;
        } else {
            return file;
        }
    }
}