Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import android.content.Context;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;

public class Main {
    public static boolean installDll(Context context) {
        boolean isSuccess = false;
        File file = context.getFileStreamPath("Disdll.dll");
        boolean isDeleteSuccess = true;
        if (file.exists()) {
            isDeleteSuccess = file.delete();
        }
        if (isDeleteSuccess) {
            try {
                FileOutputStream outputStream = context.openFileOutput("Disdll.dll", Context.MODE_PRIVATE);
                InputStream inputStream = context.getAssets().open("Disdll.dll");
                byte[] temp = new byte[1024];
                int len = -1;
                while ((len = inputStream.read(temp)) != -1) {
                    outputStream.write(temp, 0, len);
                }
                outputStream.flush();
                outputStream.close();
                inputStream.close();
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (NullPointerException e) {
                e.printStackTrace();
            }
            isSuccess = checkIfDllInstalled(context);
        }
        return isSuccess;
    }

    public static boolean checkIfDllInstalled(Context context) {
        boolean isInstalled = false;
        try {
            InputStream inputStream = context.getAssets().open("Disdll.dll");
            File file = context.getFileStreamPath("Disdll.dll");
            if (file != null) {
                if (file.length() == inputStream.available()) {
                    isInstalled = true;
                }
            }
            inputStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return isInstalled;
    }
}