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.os.Environment;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

public class Main {
    public static String saveFile(Context c, String fileName, Bitmap bitmap) {
        return saveFile(c, "", fileName, bitmap);
    }

    public static String saveFile(Context c, String filePath, String fileName, Bitmap bitmap) {
        byte[] bytes = bitmapToBytes(bitmap);
        return saveFile(c, filePath, fileName, bytes);
    }

    public static String saveFile(Context c, String filePath, String fileName, byte[] bytes) {
        String fileFullName = "";
        FileOutputStream fos = null;
        String dateFolder = new SimpleDateFormat("yyyyMMdd", Locale.CHINA).format(new Date());
        try {
            String suffix = "";
            if (filePath == null || filePath.trim().length() == 0) {
                filePath = Environment.getExternalStorageDirectory() + "/tuiji/" + dateFolder + "/";
            }
            File file = new File(filePath);
            if (!file.exists()) {
                file.mkdirs();
            }
            File fullFile = new File(filePath, fileName + suffix);
            fileFullName = fullFile.getPath();
            fos = new FileOutputStream(new File(filePath, fileName + suffix));
            fos.write(bytes);
        } catch (Exception e) {
            fileFullName = "";
        } finally {
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                    fileFullName = "";
                }
            }
        }
        return fileFullName;
    }

    public static byte[] bitmapToBytes(Bitmap bm) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        bm.compress(Bitmap.CompressFormat.JPEG, 100, baos);
        return baos.toByteArray();
    }
}